R1: In-building physical infrastructure Approved Document A - Structure Use of guidance The Approved Documents Limitation on Requirements Materials and Workmanship Other Health and Safety Legislation Other Forms of House Construction British Standards The Requirements Loading Ground movement
Section 1: Codes, standards and references for all building types References 1.2 Basis of structural design and loading 1.3 Structural work of reinforced, pre-stressed or plain concrete 1.4 Structural work of steel 1.5 Structural work of composite steel and concrete 1.6 Structural work of timber 1.7 Structural work of masonry 1.8 Geotechnical work and foundations 1.9 Seismic aspects 1.10 Structural work of aluminium Ground movement (Requirement A2b) Existing buildings
Section 2: Sizes of structural elements for certain residential buildings and other small buildings of traditional construction General 2.1 This section is presented as follows: Section 2A Section 2B Section 2C Section 2D Section 2E
2.2 Definitions 2.3 The following meanings apply to terms throughout this section Buttressing wall Cavity width Compartment wall Dead load Imposed load Pier Separating wall Spacing Span Supported wall Wind load
Section 2A: Basic requirements for stability 2A1 2A2
Section 2B: Sizes of certain timber members in floors and roofs for dwellings. Areas at risk from house longhorn beetle Sizing of members House longhorn beetle
Section 2C: Thickness of walls in certain small buildings Application Wall types The use of this section Conditions relating to the building of which the wall forms part Thickness of walls Solid external walls, compartment walls and separating walls in coursed brickwork or blockwork: Solid external walls, compartment walls and separating walls in uncoursed stone, flints, etc. Cavity walls in coursed brickwork or blockwork Walls providing vertical support to other walls Internal load-bearing walls in brickwork or blockwork Parapet walls Single leaves of certain external walls Modular bricks and blocks Maximum floor area: Imposed loads on roofs, floors and ceilings Maximum height of buildings Conditions relating to the wall Rules of measurement for heights of walls and storeys Construction materials and workmanship Masonry units Compressive strength of masonry units Mortar Loading on walls Other loading conditions: End restraint Buttressing walls Design criteria for piers and chimneys providing restraint Openings, recesses, overhangs and chases Dimensional criteria for openings and recesses Chases: Overhangs Lateral support by roofs and floors Floors and roofs should 2C34 2C35 2C36 Interruption of lateral support Small single-storey non-residential buildings and annexes
Section 2D: Proportions for masonry chimneys above the roof surface Height to width relationship
Section 2E: Foundations of plain concrete Conditions relating to the ground Design provisions Minimum width of strip foundations Minimum depth of strip foundations
Section 3: Wall cladding General Technical approach Further guidance 3.9 3.10 3.11
Disproportionate Collapse The Requirement A3 Section 4: Roof covering Materials Re-covering of roofs 4.2 4.3 4.4 4.5 4.6 4.7
Guidance Performance Introduction
Section 5: Reducing the sensitivity of the building to disproportionate collapse in the event of an accident 5.1 5.1 a b. For Consequence Class 1 buildings c. For Consequence Class 2a buildings d. For Consequence Class 2b buildings e. For Consequence Class 3 buildings
5.2 5.3 Definitions 5.4 Alternative approach 5.5 Seismic design Standards referred to A1/2 A3
Approved Document B Introduction What is an approved document How is construction regulated in England? How do you comply with the Building Regulations? What do the Building Regulations cover? When must a building control body be notified? How to use this approved document How to use this approved document Requirement B2: Internal fire spread (linings) Intention
Where to get further help Section 0: Approved Document B: Fire safety – dwellings Summary Arrangement of sections 0.2 0.3 0.4
Appendices: Information common to more than one requirement of Part B 0.5
Management of premises 0.6
Alternative approaches 0.9
Buildings of special architectural or historic interest 0.10
Fire safety engineering 0.12 0.13
Purpose groups 0.14 0.15 0.16 0.17
Mixed use buildings 0.18 0.19
Requirement B1: Means of warning and escape Requirement Intention
Section 1: Fire detection and alarm systems General provisions Large dwellinghouses Extensions and material alterations Blocks of flats Student accommodation Sheltered housing Design and installation of systems Interface between fire detection and alarm systems and other systems
Section 2: Means of escape – dwellinghouses Escape from the ground storey Escape from upper storeys a maximum of 4.5m above ground level Escape from upper storeys more than 4.5m above ground level Dwellinghouses with one storey more than 4.5m above ground level Dwellinghouses with two or more storeys more than 4.5m above ground level Passenger lifts Air circulation systems
General provisions Emergency escape windows and external doors Inner rooms Balconies and flat roofs Galleries Basements External escape stairs
Work on existing dwellinghouses Replacement windows Replacement windows Loft conversions
Section 3: Means of escape – flats Introduction General provisions Mixed use buildings Emergency escape windows and external doors Inner rooms Basements Balconies and flat roofs Galleries
Flats with upper storeys a maximum of 4.5m above ground level Flats with upper storeys a maximum of 4.5m above ground level Escape from the ground storey Escape from upper storeys a maximum of 4.5m above ground level
Flats with storeys more than 4.5m above ground level Internal planning of single storey flats Flats with an alternative exit Internal planning of multi‑storey flats Alternative exits Air circulation systems in flats with a protected stairway or entrance hall enclosure Live/work units
Means of escape in the common parts of flats Means of escape in the common parts of flats Number of escape routes Small single stair buildings Flats with balcony or deck access Escape routes over flat roofs Common escape routes Headroom in common escape routes Flooring of common escape routes Ramps and sloping floors Lighting of common escape routes Exit signs on common escape routes Protected power circuits Smoke control in common escape routes Smoke control of common escape routes by natural smoke ventilation Smoke control of common escape routes by mechanical ventilation Refuse chutes and storage
Common stairs Number of common stairs Width of common stairs Protection of common stairs Enclosure of common stairs External walls adjacent to protected stairways External escape stairs Separation of adjoining protected stairways Basement stairs Stairs serving ancillary accommodation Flats in mixed use buildings Use of space within protected stairways Electricity meter(s) in protected stairways Gas service and installation pipes in protected stairways Exits from protected stairways Construction of escape stairs Single steps Fixed ladders Helical stairs and spiral stairs Fire resistance of doors Fire resistance of glazed elements
Doors on escape routes Doors on escape routes Door fastenings Direction of opening Amount of opening and effect on associated escape routes Vision panels in doors Revolving and automatic doors
Lifts Fire protection of lift installations
Final exits Requirement B2: Internal fire spread (linings) Requirement Intention
Section 4: Wall and ceiling linings Classification of linings Classification of linings Walls Ceilings Rooflights Special applications Fire behaviour of insulating core panels used internally Other controls on internal surface properties
Thermoplastic materials General provisions Windows Rooflights Lighting diffusers Suspended or stretched‑skin ceilings
Requirement B3: Internal fire spread (structure) Requirement Intention
Section 5: Internal fire spread – dwellinghouses Loadbearing elements of structure Fire resistance standard Floors in loft conversions
Compartmentation Provision of compartmentation Construction of compartment walls and compartment floors Compartment walls between buildings Junction of compartment wall with roof
Cavities Cavities Provision of cavity barriers Construction and fixings for cavity barriers Openings in cavity barriers
Section 6: Loadbearing elements of structure – flats Fire resistance standard Fire resistance standard Additional guidance
Conversion to flats Section 7: Compartmentation/sprinklers – flats Provision of compartmentation Provision of compartmentation Places of special fire hazard
Sprinklers Construction of compartment walls and compartment floors General provisions Compartment walls between buildings Separated parts of buildings Other compartment walls Junction of compartment wall or compartment floor with other walls Junction of compartment wall with roof
Openings in compartmentation Openings in compartment walls separating buildings or occupancies Openings in other compartment walls, or in compartment floors
Protected shafts Protected shafts Construction of protected shafts Uninsulated glazed screens to protected shafts Pipes for oil or gas and ventilation ducts in protected shafts Ventilation of protected shafts conveying gas Openings into protected shafts
Section 8: Cavities – flats Cavities – flats Cavities – flats Provision of cavity barriers
Pathways around fire‑separating elements Junctions and edges of cavities Protected escape routes Cavities affecting alternative escape routes Double‑skinned corrugated or profiled roof sheeting
Construction and fixings for cavity barriers Section 9: Protection of openings and fire‑stopping Introduction Openings for pipes Openings for pipes Alternative A: Proprietary seals (any pipe diameter) Alternative B: Pipes with a restricted diameter Alternative C: Sleeving
Mechanical ventilation and air‑conditioning systems General provisions Ventilation ducts and flues passing through fire‑separating elements Flats and dwellings Kitchen extract Ducts passing through protected escape routes Installation and specification of fire dampers
Fire‑stopping Requirement B4: External fire spread Requirement Intention
Section 10: Resisting fire spread over external walls Introduction Introduction Fire resistance
Combustibility of external walls Combustibility of external walls External surfaces Materials and products Cavities and cavity barriers
Balconies Metal composite materials Regulation 7(2) and requirement B4 82 Materials Material change of use Solar shading devices Additional considerations
Section 11: Resisting fire spread from one building to another Introduction Boundaries Unprotected areas and fire resistance Unprotected areas and fire resistance External walls on, and within 1000mm of, the relevant boundary External walls 1000mm or more from the relevant boundary External walls of protected stairways Small unprotected areas Canopies Portal frames
Methods for calculating acceptable unprotected area Methods for calculating acceptable unprotected area Method 1 Method 2 Sprinkler systems
Section 12: Resisting fire spread over roof coverings Introduction Separation distances Separation distances Plastic rooflights Unwired glass in rooflights Thatch and wood shingles
Requirement B5: Access and facilities for the fire service Requirement Intention
Section 13: Vehicle access Provision and design of access routes and hard standings Blocks of flats fitted with fire mains
Section 14: Fire mains and hydrants – flats Introduction Provision of fire mains Design and construction of fire mains Provision of private hydrants Provision of private hydrants Alternative supply of water
Section 15: Access to buildings for firefighting personnel – flats Provision of firefighting shafts Design and construction of firefighting shafts Rolling shutters in compartment walls Wayfinding signage for the fire service Wayfinding signage for the fire service Evacuation alert systems Secure information boxes
Section 16: Venting of heat and smoke from basements – flats Provision of smoke outlets Provision of smoke outlets Natural smoke outlets Mechanical smoke extract
Construction of outlet ducts or shafts Regulation 38: Fire safety information Fire safety information Intention
Section 17: Fire safety information Fire safety information Essential information Essential information Additional information for complex buildings
Appendix A: Key terms Note Access room Alternative escape routes Alternative exit Appliance ventilation duct Atrium Automatic release mechanism Basement storey Boundary Building Building control body Cavity Cavity barrier Ceiling Circulation space Common balcony Common stair Compartment Compartment wall or floor Corridor access Curtain Dead end Direct distance Dwellinghouse Element of structure Emergency lighting Escape lighting Escape route Evacuation lift Exit passageway External wall Final exit Fire alarm system Fire damper Fire and smoke damper Fire doorset Firefighting lift Firefighting lobby Firefighting shaft Firefighting stair Fire resisting (Fire resistance) Fire-separating element Fire-stop (Fire-stopping) Flat Gallery Habitable room Height Inner room Live/work unit Means of escape Measurement Notional boundary Open spatial planning Perimeter Pipe Place of special fire hazard Platform floor Protected circuit Protected corridor/lobby Protected entrance hall/landing Protected shaft Protected stairway Purpose group The boundary or notional Rooflight Room School Self-closing device Separated part Sheltered housing Single storey building Site Solar shading device Specified attachment Storey Storey exit Suspended ceiling Thermoplastic material Travel distance Unprotected area
Appendix B: Performance of materials, products and structures National classifications for reaction to fire B10
Thermoplastic materials B11 B12 B13
Fire resistance B19 B20 B21 B22 B23 B24 B25
Application of the fire resistance standards in Table B4 B26 B27
Appendix C: Fire doorsets C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C15
Appendix D: Methods of measurement Free area of smoke ventilators D5
Appendix E: Sprinklers Design of sprinkler systems E3 E4
Water supplies and pumps E5 E6
Appendix F: Standards referred to European Standards British Standards
Appendix G: Documents referred to Legislation Other documents Publications Building Research Establishment Limited (BRE) Department for Communities and Local Government Department for Education Department of Health Door and Hardware Federation (DHF) and Guild of Architectural Ironmongers (GAI) Door and Shutter Manufacturers’ Association (DSMA) Fire Protection Association (FPA) Football Licensing Authority Glass and Glazing Federation (GGF) Health and Safety Executive (HSE) HM Prison and Probation Service (HMPPS) Passive Fire Protection Forum (PFPF) Sports Grounds Safety Authority Steel Construction Institute (SCI) Timber Research and Development Associations (TRADA)
Approved Document C Use of guidance The Approved Documents Limitation on Requirements Materials and Workmanship Other Health and Safety Legislation
The Requirements Site preparation and resistance to contaminants and moisture Material Change of Use MATERIAL CHANGE OF USE Interpretation (Regulation 2) Meaning of material change of use (Regulation 5) Requirements relating to material change of use (Regulation 6) Historic buildings
Section 0: General Introduction to Provisions 0.3 0.4 0.5 0.6 0.7
Land affected by contaminants 0.9 0.10
Authorities that should be notified about contamination 0.11
Definitions 0.12 Building and land associated with the building. Contaminant Floor Groundwater Interstitial condensation Moisture Precipitation Roof Spray Surface condensation Vapour control layer Wall
Section 1: Clearance or treatment of unsuitable materia Site Investigation 1.1 1.2 1.3
Unsuitable Material 1.4 1.5 1.6 1.7 1.8
Section 2: Resistance to contaminants Introduction 2.1 2.5 2.2 2.3 2.4
Solid and Liquid Contaminants Risk assessment General concepts 2.7 Stages of risk assessment 2.8 2.8 a. Hazard identification – developing the conceptual model by establishing contaminant sources, pathways and receptors. b. Hazard assessment – identifying what pollutant linkages may be present and analysing the potential for unacceptable risks. c. Risk estimation – establishing the scale of the possible consequences by considering the degree of harm that may result and to which receptors. d. Risk evaluation – deciding whether the risks are acceptable or unacceptable.
2.9 Hazard identification and assessment 2.10 2.11 2.12
Risk estimation and evaluation 2.13 2.14
Remedial measures Introduction Treatment Containment 2.17 2.18 2.19 2.20
Risks to buildings, building materials and services 2.23 2.24
Methane and Other gases From The Ground Risk assessment 2.28 2.29 2.30 2.31 2.32 2.33 2.34 2.35
Remedial measures 2.36 2.37 2.38
Section 3: Subsoil drainage 3.1 3.2 3.3 3.4 3.5 3.6 3.7
Section 4: Floors 4.1 Floors (Resistance To Surface Condensation and Mould Growth) 4.2 4.3 4.4 4.5 Ground Supported Floors (Moisture From The Ground) 4.6 Technical solution 4.7 4.8 4.9 4.10 4.11
Suspended Timber Ground Floors (Moisture from the Ground) 4.13 Technical solution 4.14 4.15
Suspended Concrete Ground Floors (Moisture from Ground) 4.17 Technical solution 4.18 4.19 4.20
Ground Floors and Floors Exposed From Below (Resistance To Damage from Interstitial Condensation) 4.21
Section 5: Walls 5.1 5.2 5.3 Internal and External Walls (Moisture From The Ground) 5.4 Technical solution Alternative approach
External Walls (Moisture From The Outside) 5.7
Solid External Walls 5.8 Technical solution 5.9 5.10
Cavity Insulation 5.15 5.16
Framed External Walls 5.17
Cracking of External Walls 5.18
Impervious Cladding System for Walls 5.19 5.20 5.21 5.22 Technical solution 5.23 5.24 5.25 5.26 5.27
Joint between Doors and Windows 5.29 5.30 5.31 5.32
External Walls (Resistance to Damage from Interstitial Condensation) 5.34 5.35
External Walls (Resistance to Surface Condensation and Mould Growth) 5.36
Section 6: Roofs 6.1 6.2 Roofs (Resistance to moisture from the Outside) 6.3 6.4 6.5 Technical solution 6.6 6.7 6.8
Roofs (Resistance to damage from Interstitial Condensation) 6.10 6.11 6.12 6.13
Roofs(Resistance to Surface Condensation and Mould Growth) 6.14
British Standards referred Approved Document D Toxic Substances Use of guidance The Approved Documents Limitation on Requirements Materials and Workmanship The Workplace (Health, Safety and Welfare) Regulations 1992
D1 Cavity Insulation The Requirement Acceptable level of performance Provisions meeting the performance
Standards referred to Approved Document E Introduction to amendments 2004 Use of guidance The Approved Documents Limitation on Requirements Material and Workmanship Materials and workmanship
The Workplace (Health, Safety and Welfare) Regulations 1992 The Requirements Protection against sound from other parts of the building and adjoining buildings Protection against sound within a dwelling-house etc. Reverberation in the common internal parts of buildings containing flats or rooms for residential purposes Acoustic conditions in schools Attention is drawn to the following extracts from the Building Regulations 2010. Meaning of material change of use (Regulation 5) Requirements relating to material change of use (Regulation 6) Sound insulation testing (Regulation 41) 41. Application of regulations 20, 27, 29, 37, 41, 42, 43 and 44 of the Principal For the purposes of Approved Document E the following definitions apply:
Section 0: Performance Performance standards 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.10 0.11 0.12 0.13
Section 1: Pre-completion testing Introduction 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10
Sub-grouping for new buildings 1.14 1.15 1.16 1.17
Sub-grouping for material change of use 1.18
Sets of tests in dwelling-houses (including bungalows) 1.19
Sets of tests in flats with separating floors but without separating walls 1:20
Sets of tests in flats with a separating floor and a separating wall 1.21 1.22
Types of rooms for testing 1.23 1.24 1.25 1.26
Sets of tests in rooms for residential purposes 1.27
Properties sold before fitting out 1.28
Normal programme of testing 1.29 1.30 1.31
Action following a failed set of tests 1.32 1.33 1.34 1.35 1.36
Remedial treatment 1.37 1.38 1.39
Material change of use 1.40
Approved manner of recording pre-completion testing results 1.41
Section 2: Separating walls and associated flanking constructions for new buildings Introduction 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8
Junctions between separating walls and other building elements 2.9 2.10
Mass per unit area of walls 2.11 2.12 2.13
Plasterboard linings on separating and external masonry walls 2.14 2.15 2.16
Cavity widths in separating cavity masonry walls 2.17
Walls ties in separating and external cavity masonry walls 2.18 2.19 Tie type A 2.20 Tie type B 2.21 2.22 2.23 2.24
Corridor walls and doors 2.25 2.26 2.27
Wall type 1: solid masonry 2.29 Constructions 2.30 2.31 2.32 2.33 Wall type 1.1 2.34 2.35
Junction requirements for wall type 1 Junctions with an external cavity wall with masonry inner leaf 2.36 2.37 2.38 2.39
Junctions with an external cavity wall with timber frame inner leaf 2.40 2.41
Junctions with an external solid masonry wall 2.42
Junctions with internal framed walls 2.43
Junctions with internal masonry walls 2.44
Junctions with internal timber floors 2.45
Junctions with internal concrete floors 2.46 2.46 2.47 2.48
Junctions with timber ground floors 2.49 2.50
Junctions with concrete ground floors 2.51 2.52 2.53 2.54
Junctions with ceiling and roof 2.55 2.56 2.57 2.58 2.59
Junctions with separating floors 2.60
Wall type 2: cavity masonry 2.61 Constructions 2.62 2.63 2.64 2.65
Wall ties in separating cavity masonry walls 2.66
Cavity widths in separating cavity masonry walls 2.67
Blocks with voids 2.68 2.69 2.70 2.71 2.72
Junction requirements for wall type 2 Junctions with an external cavity wall with masonry inner leaf 2.73 2.74 2.75 2.76
Junctions with an external cavity wall with timber frame inner leaf 2.77 2.78
Junctions with an external solid masonry wall 2.79
Junctions with internal framed walls 2.80
Junctions with internal masonry walls 2.81 2.82 2.83
Junctions with internal timber floors 2.84
Junctions with internal concrete floors 2.85
Junctions with timber ground floors 2.86 2.87
Junctions with concrete ground floors 2.88 2.89 2.90
Junctions with ceiling and roof space 2.91 2.92 2.93 2.94 2.95
Wall type 3: masonry between independent panels 2.97 Construction 2.98 2.99 2.100 2.101
Wall ties in cavity masonry cores 2.102
Cavity widths in separating cavity masonry cores 2.103 2.104 2.105 2.106 2.107
Junction requirements for wall type 3 Junctions with an external cavity wall with masonry inner leaf 2.108 2.109 2.110 2.111 2.112
Junctions with an external cavity wall with timber frame inner leaf 2.113
Junctions with an external solid masonry wall 2.114
Junctions with internal framed walls 2.115 2.116 2.117
Junctions with internal masonry walls 2.118
Junctions with internal timber floors 2.119 2.120
Junctions with internal concrete floors 2.121 2.122
Junctions with timber ground floors 2.123 2.124 2.125
Junctions with concrete ground floors 2.126 2.127 2.128 2.129 2.130 1.131 1.132
Junctions with ceiling and roof space 2.133 2.134 2.135 2.136 2.137 2.138 2.139
Junctions with separating floors 2.140
Wall type 4: framed walls with absorbent material 2.141 2.142 Construction 2.143 2.147 2.144 2.145 2.146
Junction requirements for wall type 4 Junctions with an external cavity wall with masonry inner leaf 2.148
Junctions with an external cavity wall with timber frame inner leaf 2.149 2.150
Junctions with an external solid masonry wall 2.151
Junctions with internal framed walls 2.152
Junctions with internal masonry walls 2.153
Junctions with internal timber floors 2.154
Junctions with internal concrete floors 2.155
Junctions with timber ground floors 2.156 2.157
Junctions with concrete ground floors 2.158 2.159
Junctions with ceiling and roof space 2.160 2.163 2.161 2.162
Junctions with separating floors 2.164
Section 3: Separating floors and associated flanking constructions for new buildings Introduction 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9
Junctions between separating floors and other building elements 3.10 3.11
Beam and block floors 3.12
Mass per unit area of floors 3.13 3.14 3.15 3.16
Ceiling treatments 3.17 3.18 3.19 3.20 3.21 3.22
Floor type 1: concrete base with ceiling and soft floor covering 3.23 Constructions 3.24 3.25 3.26 3.27 3.28 3.29 3.30
Junction requirements for floor type 1 Junctions with an external cavity wall with masonry inner leaf 3.31 3.32 3.33 3.34 3.35
Junctions with an external cavity wall with timber frame inner leaf 3.36
Junctions with an external solid masonry wall 3.37
Junctions with internal framed walls 3.38
Junctions with internal masonry walls 3.39 3.40
Junctions with floor penetrations (excluding gas pipes) 3.41 3.42 3.43
Junctions with separating wall type 1 – solid masonry Floor type 1.1C 3.44 3.45
Junctions with separating wall type 2 – cavity masonry 3.46 3.47 3.48
Junctions with separating wall type 3 – masonry between independent panels Junctions with separating wall type 3.1 and 3.2 (solid masonry core) 3.49 3.50 3.51
Junctions with separating wall type 3.3 (cavity masonry core) 3.52 3.53 3.54
Junctions with separating wall type 4 – timber frames with absorbent material 3.55
Floor type 2: concrete base with ceiling and floating floor Floating floors (floating layers and resilient layers) 3.62 3.63 3.64 3.65 3.66 3.67 3.68
Junction requirements for floor type 2 Junctions with an external cavity wall with masonry inner leaf 3.69 3.70 3.71 3.72 3.73
Junctions with an external cavity wall with timber frame inner leaf 3.74
Junctions with an external solid masonry wall 3.75
Junctions with internal framed walls 3.76
Junctions with internal masonry walls 3.77 3.78
Junctions with floor penetrations (excluding gas pipes) 3.79 3.80 3.81 3.82
Junctions with a separating wall type 1 – solid masonry 3.83 3.84
Junctions with a separating wall type 2 – cavity masonry 3.85 3.86
Junctions with a separating wall type 3 – masonry between independent panels Junctions with separating wall type 3.1 and 3.2 (solid masonry core) 3.87 3.88 3.89
Junctions with separating wall type 3.3 (cavity masonry core) 3.90 3.91 3.92
Junctions with separating wall type 4 – timber frames with absorbent material 3.93
Floor type 3: timber frame base with ceiling and platform floor 3.94 Construction 3.95 3.96 3.97 Limitations 3.98 3.99 3.100 3.101 3.102
Junction requirements for floor type 3 Junctions with an external cavity wall with masonry inner leaf 3.103 3.104 3.105 3.106 3.107 3.108
Junctions with an external cavity wall with timber frame inner leaf 3.109 3.110 3.111 3.112
Junctions with an external solid masonry wall 3.113
Junctions with internal framed walls 3.114 3.115
Junctions with internal masonry walls 3.116
Junctions with floor penetrations (excluding gas pipes) 3.117 3.118 3.119 3.120
Junctions with a separating wall type 1 – solid masonry 3.121 3.122
Junctions with a separating wall type 2 – cavity masonry 3.123 3.124 3.125 3.126
Junctions with a separating wall type 3 – masonry between independent panels 3.127 3.128
Junctions with a separating wall type 4 – timber frames with absorbent material 3.129 3.130
Section 4: Dwelling-houses and flats formed by material change of use Introduction 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 4.10 4.11 4.12 4.13 4.14 4.15
Work to existing construction 4.16 4.17 4.18
Corridor walls and doors 4.19 4.20 4.21
Wall treatment 1: independent panel(s) with absorbent material Floor treatment 1: independent ceiling with absorbent material 4.26 4.27 4.28 4.29 4.30
Floor treatment 2: platform floor with absorbent material 4.31 4.32
Stair treatment: stair covering and independent ceiling with absorbent material 4.35 4.36 4.37
Junction requirements for material change of use Junctions with abutting construction 4.39 4.40 4.41 4.42
Junctions with external or load-bearing walls 4.43 4.44
Junctions with floor penetrations 4.45
Construction 4.46 4.47 4.48 4.49 4.50
Section 5: Internal walls and floors for new buildings Introduction 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8
Junction requirements for internal walls 5.13 5.14
Junction requirements for internal floors 5.15 5.16 5.17 5.18 5.19 5.20 5.21 5.22 5.23
Section 6: Rooms for residential purposes Separating walls in new buildings containing rooms for residential purposes 6.4
Corridor walls and doors 6.5 6.6 6.7
Separating floors in new buildings containing rooms for residential purposes 6.8
Rooms for residential purposes resulting from a material change of use 6.9 6.10
Junction details 6.11 6.12 6.13 6.14 6.15
Room layout and building services design considerations 6.16 6.17 6.18
Section 7: Reverberation in the common internal parts of buildings containing flats or rooms for residential purposes Introduction 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 7.9
Method B 7.13 7.14 7.15 7.16 7.17 7.18 7.19 7.20 7.21
Worked example 7.23 7.24 7.25
Section 8: Acoustic conditions in schools 8.1
Annex A: Method for calculating mass per unit area A2 Formula for calculation of wall leaf mass per unit area A2.1 A2.2 A2.3 A2.4
A3 Simplified equations A3.1
A4 Mass per unit area of surface finishes A4.1
A5 Mass per unit area of floors A5.1 A5.2 A5.3
Annex B: Procedures for sound insulation testing B2 Field measurement of sound insulation of separating walls and floors for the purposes of Regulation 41 and Regulation 20(1) and (5) Introduction B2.1 B2.2 Measurements using a single sound source B2.3 B2.4 B2.5 B2.6
Measurements using multiple sound sources operating simultaneously B2.7 B2.8
Impact sound transmission of a separating floor B2.9
Measurement of reverberation time B2.10
Tests between rooms B2.12 B2.13 B2.14 B2.15 B2.16 B2.17
Measurement precision B2.18 B2.19
Measurements using a moving microphone B2.20 B2.21
B3 Laboratory measurements Introduction B3.1 B3.2 Tests on floor coverings and floating floors B3.3 B3.4 B3.5 B3.6
Dynamic stiffness of wall ties B3.8
Airborne sound insulation of internal wall and floor elements B3.9
Measurements in a flanking laboratory B3.10 B3.11
Flanking laboratory: design B3.12
Flanking laboratory: indicative airborne sound insulation values B3.13
Flanking laboratory: indicative impact sound insulation values B3.14
B4 Information to be included in test reports Laboratory test reports for internal walls and floors B4.2
Annex C: Glossary Annex C Absorption Absorption coefficient Absorptive material Airborne sound Airborne sound insulation Air path Caulking Cavity stop Ctr dB Decibel (dB) Density Direct transmission DnT DnT,w DnT,w + Ctr Dynamic stiffness Flanking element Flanking transmission Floating floor Floating layer Framed wall Frequency Frequency band Hertz (Hz) Impact sound Impact sound insulation Independent ceiling ONLINE VERSION E Internal floor Intermediate landing Internal wall Isolation Landing L’nT L’nT,w Mass per unit area Noise Octave band One-third octave band Rw Resilient layer Reverberation Reverberation time Separating floor Separating wall Sound pressure level Sound reduction index (R) Spectrum Structure-borne sound UKAS △Lw
Annex D: References D1 Standards BS Series BS 1243:1978 BS 1289-1:1986 BS 5628-3:2001 BS 8233:1999
BS EN Series BS EN 20354:1993 BS EN 29052-1:1992
BS EN ISO Series BS EN ISO 140-3:1995 BS EN ISO 140-4:1998 BS EN ISO 140-6:1998 BS EN ISO 140-7:1998 BS EN ISO 140-8:1998 BS EN ISO 717-1:1997 BS EN ISO 717-2:1997 BS EN ISO 11654:1997
D2 Guidance BRE CIBSE Department for Education and Skills (DfES)
Annex E: Design details approved by Robust Details Ltd Part G Sanitation, hot water safety and water efficiency G1: Cold water supply G2: Water efficiency G3: Hot water supply and systems G4: Sanitary conveniences and washing facilities G5: Bathrooms G6: Food preparation areas Appendix A Water efficiency calculator for new dwellings Appendix B – Wholesome water Appendix C – References
Approved Document F Volume 1: Dwellings Introduction What is an approved document? How is construction regulated in England? How do you comply with the Building Regulations? What do the Building Regulations cover? When must a building control body be notified? How to use this approved document How to use this approved document Requirement B2: Internal fire spread (linings) Requirement Intention
Where to get further help Section 0: Introduction Summary Application 0.3 Historic and traditional buildings 0.5 0.6 0.7 0.8
Mixed-use developments 0.13
Selected key interactions with other parts of the Building Regulations 0.14 Interaction with Part B 0.15 0.16
Interaction with Part J 0.17 0.18
Interaction with Part L 0.19
Interaction with Part K and Part M 0.20
Interaction with Part O 0.21
Requirement F1(1): Means of ventilation Requirement Intention
Section 1: Ventilation provision Access for maintenance 1.8
The ventilation strategy in this approved document 1.9 1.10 1.11
Performance-based guidance 1.12 1.13 1.14
Equivalent area of ventilators 1.15 1.16
Extract ventilation 1.17 1.18 1.19 1.20 1.21 1.22
Whole dwelling ventilation 1.23 1.24 1.25
Purge ventilation 1.26 1.27 1.28 1.29 1.30 1.31
Control of ventilation 1.33 1.34 1.35 1.36 1.37
Ventilation systems for dwellings with basements 1.38 1.39 1.40 1.41
Ventilation of a habitable room through another room 1.42 1.43 1.44
System-specific guidance 1.45 1.46 Natural ventilation with background ventilators and intermittent extract fans (guidance suitable only for less airtight dwellings) 1.47 1.48 1.49 1.50 1.51 Background ventilators 1.52 1.53 1.54 1.55 1.56 1.57 1.58
Continuous mechanical extract ventilation 1.60 1.61
Background ventilators for continuous mechanical extract ventilation Mechanical ventilation with heat recovery Ventilation rates 1.67 1.68 1..69 1.70 1.71
Background ventilators 1.72
Purge ventilation Ventilation rates 1.62 1.63
Installation of ventilation systems 1.74 1.75 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83
Section 2: Minimising the ingress of external pollutants 2.1 Control of ventilation intakes 2.2 2.3 2.4 2.5 2.6
Location of exhaust outlets 2.7 2.8 2.9
Section 3: Work on existing dwellings Installing energy efficiency measures 3.6 3.7 Simplified method Simplified method 3.8 3.9 3.10 3.11 3.12 3.13
Replacing windows Existing windows with background ventilators 3.14
Existing windows without background ventilators 3.15 3.16
Addition of a habitable room (not including a conservatory) to an existing dwelling 3.17 3.18 3.19 3.20
Addition of a conservatory to an existing building 3.21 3.22 3.23 3.24
Addition of a wet room to an existing dwelling 3.25 3.26 3.27 3.28 3.29
Refurbishing a kitchen or bathroom in an existing dwelling 3.30 3.31 3.32
Requirement F1(2) and regulations 39, 42 and 44 Requirement Regulations Intention
Section 4: Commissioning and providing information Air flow rate testing and commissioning of ventilation systems 4.1 4.2 4.3
Inspection standards 4.4 Background ventilators and intermittent extract ventilation 4.5 4.6
Operating and maintenance instructions 4.13 4.14 4.15 4.16 4.17 Home User Guide for new dwellings 4.18 4.19
Additional information for work in existing dwellings 4.20
Appendix A: Key terms Appendix B: Performance-based ventilation Performance criteria for dwellings B2 B3 B4 B5 B6
Assumptions used in applying performance criteria for dwellings in Section 1 Appendix C: Completion checklist and commissioning sheet C1 Checking design air flow rates against measured air flow rates C2
Demonstrating compliance C3 C4
Appendix D: Checklist for ventilation provision in existing dwellings D1 D2
Appendix E: Standards referred to Appendix F: Documents referred to Volume 2: Buildings other than dwellings What is an approved document? How is construction regulated in England? How do you comply with the Building Regulations? What do the Building Regulations cover? When must a building control body be notified? How to use this approved document How to use this approved document Requirement B2: Internal fire spread (linings) Intention
Where to get further help Section 0: Introduction 1 Application 0.3 Historic and traditional buildings 0.5 0.6 0.7 0.8
Mixed-use developments Selected key interactions with other parts of the Building Regulations 0.14 Interaction with Part B 0.15 0.16
Interaction with Part J 0.17 0.18
Interaction with Part L 0.19
Interaction with Part K and Part M 0.20
Interaction with Part O 0.21
Requirement F1(1): Means of ventilation Requirement Intention
Section 1: Ventilation provision Access for maintenance The ventilation strategy in this approved document Performance-based guidance Equivalent area of ventilators Installation of ventilation systems Indoor air quality monitoring Ventilation for offices Ventilation of car parks Ventilation for buildings other than offices and car parks Part H Drainage and waste disposal H1: Foul water drainage Appendix H1 A: Additional guidance for larger buildings Appendix H1-B: Repairs, alterations and discontinued use of drains and sewers Appendix H1-C: Adoption of sewers and connection to public sewers H2: Wastewater treatment systems and cesspools Appendix H2-A: Maintenance of wastewater treatment systems and cesspools H3: Rainwater drainage H4: Building over sewers H5: Separate systems of drainage H6: Solid waste storage Appendix H6-A: Relevant waste collection legislation Standards referred to
Part J Combustion appliances and fuel storage systems The Requirements Section 0: General guidance Section 1: Provisions which apply generally to combustion installations Section 2: Additional provisions for appliances burning solid fuel (including solid biofuel) with a rated output up to 50kW Section 3: Additional provisions, for gas burning appliances Section 4: Additional provisions for oil burning appliances Section 5: Provisions for liquid fuel storage and supply Appendix Standards referred to
Part K Protection from falling, collision and impact Section 1: Guidance on aspects of the geometry of stairs, special stairs, fixed ladders and handrails for and guarding of stairs Section 2: Guidance on ramps and guarding of ramps Section 3: Guidance on protection from falling Section 4: Vehicle Barriers and Loading Bays Section 5: Protection against Impact with Glazing Section 6: Protection from collision with open windows etc. Section 7: Manifestation of glazing Section 8: Safe opening and closing of windows etc. Section 9: Safe access for cleaning windows etc. Section 10: Protection against Impact from and Trapping by Doors Appendix : Standards Referred to
Part L Conservation of fuel and power Volume 1: Dwellings_Came into force on 15 June 2022 Section 0: Introduction Section 2: Calculating the dwelling primary energy rate, dwelling emission rate and dwelling fabric energy efficiency rate Section 1: Calculating the target primary energy rate, target emission rate and target fabric energy efficiency rate Section 3: Consideration of high-efficiency alternative systems Section 4: Limiting heat gains and losses Section 5: Minimum building services efficiencies and controls – general guidance Section 6: System specific guidance Section 7: Air permeability and pressure testing Section 8: Commissioning Section 9: Providing information Section 10: New elements in existing dwellings, including extensions Section 11: Work to elements in existing dwellings Section 12: Consequential improvements Appendix A~F
Volume 2: Buildings other than dwellings_Came into force on 15 June 2022 Section 0: Introduction Section 1: Calculating the target primary energy rate and target emission rate Section 2: Calculating the building primary energy rate and building emission rate Section 3: Consideration of high-efficiency alternative systems Section 4: Limiting heat gains and losses Section 5: Minimum building services efficiencies and controls – general guidance Section 6: System specific guidance Section 7: Air permeability and pressure testing Section 8: Commissioning Section 9: Providing information Section 10: New elements in existing buildings, including extensions Section 11: Work to fabric elements in existing buildings Section 12: Consequential improvements Appendix A~G
Previous Editions: 2016 & 2018 Part L1A: for new dwellings_Came into force on 6 April 2016 The Requirements Design standards Quality of construction and commissioning Providing information Model designs
Part L1B: for existing dwellings_came into force on 5 April 2018 Introduction The requirements General Guidance Guidance relating to building work Guidance on thermal elements Consequential improvements to energy performance Providing information
Part L2A: for new buildings other than dwellings_Came into force on 6 April 2016 The Requirements Design standards Quality of construction and commissioning Providing information Model design
Part L2B: for existing buildings other than dwellings_Came into force on 6 April 2016 Introduction The Requirements General Guidance Guidance relating to building work Guidance on thermal elements Consequential improvements Providing information
Part O Overheating Requirement O1 Section 1: Simplified method Section 2: Dynamic thermal modelling Section 3: Ensuring the overheating mitigation strategy is usable Section 4: Providing information Appendix A: Key terms Appendix B: Compliance checklist Appendix C: Areas with a high risk of its buildings overheating Appendix D: Calculating equivalent area
Part M Access to and use of buildings Part M Volume 1 Dwellings Approved Document M Category 1 - Visitable dwellings Accessible and adaptable dwellings Wheelchair user dwellings
Part M Volume 2 Buildings other than dwellings General Guidance Access to buildings other than dwellings Access into buildings other than dwellings Horizontal and vertical circulation in buildings other than dwellings Facilities in buildings other than dwellings Sanitary accommodation in buildings other than dwellings
Part P Electrical safety Requirement P1: Design and installation Section 1: Design and installation Section 2: Application of part P Section 3: Certification, inspection and testing
Part Q Security Requirement Q1: Unauthorised access Section 1: Doors Section 2: Windows
Part S Infrastructure for the charging of electric vehicles Section 1: New residential buildings Section 2: Material change of use and major renovations for residential buildings Section 3: New buildings other than residential or mixed-use buildings Section 4: Major renovations of buildings which are not residential or mixed-use buildings Section 5: Mixed-use buildings Section 6: Standards for electric vehicle charge points and cable routes Appendix A: Key terms
Regulation 7 Materials and Workmanship Section 1: Materials Section 2: Workmanship Appendix A: Key terms Appendix B: Standards referred to Appendix C: Documents referred to
Energy Efficiency & Renewable Energy Systems Context and the Need for Efficiency Building Regulations Energy Efficient Design Renewable Energy Systems Solar thermal Solar electricity (Photovoltaic) Solar systems Heat pumps Biomass Wind turbines
Renewable Energy Technologies Radon What is Radon? What are the risks? Where is radon found? How does Radon enter a building? Three steps to manage radon in buildings- check, measure, act Guide to Installing Radon Barriers and Sumps in New Builds: Membrane construction details Conclusion
Air Leakage Introduction Transitional arrangements Air Leakage Building Regulations Acceptable construction details Testing for leakage Air Permeability Pressure Testing Test results
Minimising leakage Building stage considerations Design Air barrier and elements continuity Pre-construction Construction stage Windows and doors Wall/roof junctions and ceiling penetrations Stud partitions and attic trap doors Miscellaneous factors
Leakage detection methods Smoke detection Thermal imaging
Air barrier materials and accessories Timber Frame Construction Stud framework Noggins Sheathing Thermal insulation Wall Ties Ventilated cavities DPCs Vapour control layer Breather membranes Cavity barriers Firestops Eaves details Spandrel panels Differential movement Masonry chimneys in timber-frame walls Opes Cavity walls Party walls Fire resistance Sound insulation Fire-stopping and protection of steel members Floors Locations for notching and drilling Fire safety Typical Fixing Details Overall requirements
Acceptable Construction Details Timber Frame Wall Junction Insulation above Slab with Timber Floor Finish Insulation Below Slab Timber Suspended Ground Floor Timber Intermediate Floor Separating Wall/ External Wall Abutment Separating Wall Head Timber Stud Partition Wall - External Wall Abutment Timber Stud Partition Wall Head Pitched Roof - Ventilated Loft - Eaves Pitched Roof - Unventilated Loft - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Storey & a Half Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Storey & a Half Pitched Roof - Between & Over Rafter Insulation - Eaves Pitched Roof - Between & Over Rafter Insulation - Storey & a Half Timber Flat Roof with Parapet Pitched Roof - Ventilated & Unventilated Loft - Gable Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Gable Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Gable Pitched Roof - Between & Over Rafter Insulation - Gable Windows & Doors - Independent Lintels Windows & Doors - Cills Windows & Doors - Jambs Windows & Doors - Checked Reveals
Thermal Bridging and Airtightness External Wall Insulation Insulation above Slab with Timber Floor Finish Windows & Doors - Jambs Insulation Below Slab Timber Suspended Ground Floor Concrete Intermediate Floor Masonry Separating Wall Head Masonry Partition Wall - External Wall Abutment Masonry Partition Wall - External Wall Abutment Masonry Partition Wall Head Timber Stud Partition Wall - External Wall Abutment Timber Stud Partition Wall Head Metal Stud Partition Wall - External Wall Abutment Metal Stud Partition Wall Head Pitched Roof - Ventilated Loft - Eaves Pitched Roof - Unventilated Loft - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Storey & a Half Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Storey & a Half Pitched Roof - Between & Over Rafter Insulation - Eaves Pitched Roof - Between & Over Rafter Insulation - Storey & a Half Timber Flat Roof with Parapet Timber Flat Roof with Overhanging Eaves & Verge Pitched Roof - Ventilated & Unventilated Loft - Gable Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Gable Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void -Gable Pitched Roof - Between & Over Rafter Insulation - Gable Windows & Doors - Lintels Windows & Doors - Cills
Cavity Wall Insulation Insulation above Slab with Timber Floor Finish Insulation Below Slab Timber Suspended Ground Floor Concrete Intermediate Floor Timber Intermediate Floor Masonry Separating Wall - External Wall Abutment Masonry Separating Wall Head Masonry Partition Wall - External Wall Abutment Masonry Partition Wall Head Timber Stud Partition Wall - External Wall Abutment Timber Stud Partition Wall Head Metal Stud Partition Wall - External Wall Abutment Metal Stud Partition Wall Head Pitched Roof - Ventilated Loft - Eaves Pitched Roof - Unventilated Loft - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Storey & a Half Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Storey & a Half Pitched Roof - Between & Over Rafter Insulation - Eaves Pitched Roof - Between & Over Rafter Insulation - Storey & a Half Timber Flat Roof with Overhanging Eaves & Verge Timber Flat Roof with Parapet Pitched Roof - Ventilated & Unventilated Loft - Gable Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Gable Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Gable Pitched Roof - Between & Over Rafter Insulation - Gable Windows & Doors - Steel Lintels Windows & Doors - Independent Lintels Windows & Doors - Other Lintels Windows & Doors - Cills Windows & Doors - Jambs Windows & Doors - Checked Reveals
Internal Wall Insulation Insulation above Slab with Timber Floor Finish Insulation Below Slab Timber Suspended Ground Floor Concrete Intermediate Floor Timber Intermediate Floor Masonry Separating Wall - External Wall Abutment Masonry Separating Wall Head Masonry Partition Wall - External Wall Abutment Masonry Partition Wall Head Timber Stud Partition Wall - External Wall Abutment Timber Stud Partition Wall Head Metal Stud Partition Wall - External Wall Abutment Metal Stud Partition Wall Head Pitched Roof - Ventilated Loft - Eaves Pitched Roof - Unventilated Loft - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Storey & a Half Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Storey & a Half Pitched Roof - Between & Over Rafter Insulation - Eaves Pitched Roof - Between & Over Rafter Insulation - Storey & a Half Timber Flat Roof with Overhanging Eaves & Verge Timber Flat Roof with Parapet Pitch Roof - Ventilated & Unventilated Loft - Gable Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Gable Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Gable Pitched Roof - Between & Over Rafter Insulation - Gable Windows & Doors - Steel Lintels Windows & Doors - Independent Lintels Windows & Doors - Other Lintels Windows & Doors - Cills Windows & Doors - Jambs Windows & Doors - Checked Reveals
Steel Frame Insulation above Slab with Timber Floor Finish Insulation Below Slab Lightweight Intermediate Floor Separating Wall/ External Wall Abutment Separating Wall Head Metal Stud Partition Wall - External Wall Abutment Metal Stud Partition Wall Head Pitched Roof - Ventilated Loft - Eaves Pitched Roof - Unventilated Loft - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Storey & a Half Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Eaves Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Storey & a Half Pitched Roof - Between & Over Rafter Insulation - Eaves Pitched Roof - Between & Over Rafter Insulation - Storey & a Half Timber Flat Roof with Overhanging Eaves & Verge Timber Flat Roof with Parapet Pitched Roof - Ventilated & Unventilated Loft - Gable Pitched Roof - Between & Under Rafter Insulation - Unventilated Rafter Void - Gable Pitched Roof - Between & Under Rafter Insulation - Ventilated Rafter Void - Gable Pitched Roof - Between & Over Rafter Insulation - Gable Windows & Doors - Lintels Windows & Doors - Cills Windows & Doors - Jambs Windows & Doors - Checked Reveals
Typical Inspection Reports No 1. Inspection Foundations Radon Sump Barrier and Blinding No 2. Inspection Foundations Radon Sump Barrier and Blinding No 3. Inspection Radon Barrier Blinding and Insulation No 4. Inspection of Radon Barrier and DPC No 5. Inspection Radon Barrier Rising Walls Block and Brickwork No 6. Inspection Rising Walls Block and Brickwork No 7. Inspection of Chasing Block work, Brickwork and feature stone band No 8. Inspection of Radon Barrier and Damp proof Course. No 9. Inspection of Brick and Block work from 1st to 2nd floor No 10. Inspection of Joisting , bridging, Block work, Brickwork and Lintel supports No 11. Inspection of Block work, Brickwork and feature stone band No 12. Inspection of Block work, gable and party walls. No 13. Inspection Brickwork and Firestopping No 14 Inspection of Structural Beams No 15. Inspection of Stud wall and floor joist construction No 16. Inspection of Stud wall construction. No 17. Inspection of Stud wall construction No 18. Inspection of Roof Construction. No 19. Inspection of Roof Construction and breathable membrane No 20. Inspection of chasing in block party walls for electrical first fix No 21 Inspection of Electrical first fix No 22 Inspection Steel Beams and Intumescent paint No 23 Inspection of windows and doors being installed No 24 Inspection of Windows on Front and Rear Elevations No 25 Inspection of Windows on Front Elevations, DPM and Control Joint No 26 Inspection of Windows on Rainwater System No 27 Inspection of Windows on Velux Rooflights No 28. Inspection of timber stairs installation No 29. Inspection of timber stairs and handrail during construction stages No 30 Inspection of timber stairs handrail installation No 31. Inspection of Timber stairs handrail. No 32. Inspection of Roof Access Hatch No 33. Inspection of Blockwork and elements No 34. Inspection of Rising walls, Damp proof Course and Blockwork.
New Building Safety Regulator Introduction Importance of NBSR Timeline of Building Safety Act Changes from 1st April 2024 Operational Standards Rules Introduction Systems and Controls Persons Building Control Functions Enforcement and Intervention
Professional Conduct Rules for Registered Building Control Approvers Introduction Complying with your legal, regulatory, and professional obligations Business requirements Covering professional liabilities Professional competence and continuing professional development Standard of service Engaging with applicants or agents
Code of Conduct for Registered Building Inspectors Introduction Complying with your legal, regulatory, and professional obligations Workplace requirements Covering professional liabilities Maintaining professional competence and continuing professional development Standard of service Engaging with applicants and agents
Impacts after 1st April 2024 Conclusions Summary of BS 5839 part 1 Section 1: General 1 Scope 2 Normative references 3 Terms and definitions 4 Need for a fire detection and fire alarm system and type of system 5 Categories of system 6 Exchange of information and definition of responsibilities 7 Variations from the recommendations of this standard
Section 2: Design considerations 8 Relationship between system category and protected areas 9 Actuation of other fire protection systems or safety facilities 10. Systems in explosive gas or dust atmospheres 11 System components 12 Monitoring, integrity and reliability of circuits external to control equipment 13 Detection zones 14 Alarm zones 15 Communication with the fire and rescue service 16 Audible alarm signals 17 Visual alarm signals 18 Fire alarm warnings for people who are Deaf and hard of hearing 19 Staged fire alarms 20 Manual call points 21 Types of fire detector and their selection 22 Spacing and siting of automatic fire detectors 23 Control and indicating equipment 24 Networked systems 25 Power supplies 26 Cables, wiring and other interconnections 27 Radio-linked systems 28 Electromagnetic compatibility 29 Electrical earthing
Section 3: Limitation of false alarms and unwanted fire alarm signals 30 Responsibility for limitation of false alarms and unwanted fire alarm signals 31 Categories of false alarms 32 Acceptable rate of false alarms 33 Causes of false alarms 34 Design process for limitation of false alarms and unwanted fire alarm signals 35 Measures to limit false alarms and prevent unwanted fire alarm signals
Section 4: Installation 36 Responsibility of installer 37 Installation practices and workmanship 38 Inspection and testing of wiring
Section 5: Commissioning and handover 39 Commissioning 40. Documentation 41 Certification 42 Acceptance 43 Verification
Section 6: Maintenance 44 Routine testing 45 Inspection and servicing 46 Non-routine attention
Section 7: User’s responsibilities 47 Premises management 48 Logbook
Annex Annex A(informative) Choice of appropriate category of fire detection and fire alarm system Annex B (informative) Typical noise levels in buildings Annex C (normative) Control and transmission equipment for tactile alarm devices provided for people who are Deaf and hard of hearing Annex D (normative) Method for calculating standby battery capacity Annex E (informative)The selection and application of fire detectors Annex F (informative)Model format for system logbook Annex G (informative) Model certificates
Summary of BS 9999 Section 1: General 0 Introduction 1 Scope 2 Normative references 3 Terms and definitions 4 General recommendations and background
Section 2: Risk profiles and assessing risk 5 Assessing risk 6 Risk profiles
Section 3: Ensuring effective fire protection 7 Ensuring effective fire protection
Section 4: Designing for the management of fire risk 8. Establishing fire risk management systems 9 Fire safety documentation 10 Designing so that a building can be managed
Section 5: Designing means of escape 11 Principles of means of escape 12 Evacuation strategy 13 Internal subdivision and spatial/visual orientation 14 Designing means of escape 15 Minimum package of fire protection 16 Horizontal means of escape 17 Vertical means of escape 18 Additional fire protection measures
Section 6: Access and facilities for fire-fighting 19 Access and facilities for fire-fighting 20 Facilities for fire-fighting 21 Vehicle access 22 Water supplies for fire and rescue service use 23 Communications systems for fire and rescue service use 24 Fire control centre 25 Fire-fighters’ emergency switches for discharge lighting installation 26 Drawings for fire and rescue service use 27 Heat and smoke control 28 Electrical services
Section 7: Designing the building structure (load-bearing and non-load-bearing elements) 117 29 Designing the building structure – General 30 Fire resistance 31 Compartmentation 32 Openings 33 Concealed spaces 34 Materials and finishes 35 External fires spread and building separation 36 Accommodation ancillary to the main use of the building 37 Engineering services
Section 8: Special risk protection COMMENTARY ON CLAUSE 38
Section 9: Managing occupied buildings 39 Commissioning and handover 40 Managing occupied buildings 41 Fire prevention 42 Ensuring that systems respond properly in an emergency 43 Planning the response to a fire 44 Emergency actions 45 Evacuation of disable people 46 Management of fire safety prior to full occupation of a building 47 Building works, alterations, decommissioning and demolition
Annex Annex A (normative) Additional recommendations for property protection and business continuity Annex B (normative) Recommendations for atria Annex C (informative)Design solutions and exemplars for atria Annex D (normative) Recommendations for theatres, cinemas and similar venues Annex E (normative) Recommendations for shopping complexes Annex F (normative) Process plant and outdoor structures Annex G (normative) Recommendations for refuges and evacuation lifts Annex H (normative) Fire safety manual Annex I (normative) Routine inspection and maintenance of fire safety installations Annex J (normative) Fire control centre and evacuation management Annex K (informative) Fire safety equipment, facilities and systems Annex L (informative) Signs and signage Annex M (normative) Phased evacuation Annex N (informative) Typical arrangements to keep fire fighters lift wells free from wells free from water Annex O (normative) Operational information (emergency packs) for the fire and rescue service Annex P (normative) Commissioning and handover of smoke control systems 130 Annex Q (normative) Fire safety training Annex R (normative) Control of conditions in public areas Annex S (normative) Recommendations for owners of multi- occupancy residential buildings Annex T (informative) Examples of fire instruction notice text Annex U (normative) Audience/ crowd control Annex V (normative) Hot work Annex W (normative) Routine inspection and maintenance of ventilation and air conditioning ductwork Annex X (informative) Examples of evacuation strategies
Building Energy Rating: EPC Building Energy Rating: EPC Background & Development of EPC in the U.K. Purpose of EPC EPC requirements How to Get Your EPC? How Is an EPC Calculated? What can you expect to see on your EPC? Performance Recommendations About this data Who produces energy reports and EPCs?