Part B Vol. 1

  • Diagram 2 - Alternative arrangements for final exits

  • Diagram 3 - Fire separation in houses with more than one floor over 4.5m above ground level

  • Diagram1 - Means of escape from dwellinghouses

  • Diagram 8 - Lighting diffuser in relation to ceiling

  • Diagram 9 - Layout restrictions on Class 3 plastic rooflights, TP(b) rooflights and TP(b) lighting diffusers

  • Diagram 10 - Separation between garage and dwellinghouse

  • Diagram 11 - Junction of compartment wall with roof

  • Diagram 12 - Interrupting concealed spaces (cavities)

  • Diagram 13 - Cavity walls excluded from provisions for cavity barriers

  • Diagram 14 - Pipes penetrating structure

  • Diagram 15 - Enclosure for drainage or water supply pipes

  • Diagram 16 - Flues penetrating compartment walls or floors (note that there is guidance in Approved Document J concerning hearths adjacent to compartment walls)

  • Diagram 17 - Relevant boundary

  • Diagram 18 - Notional boundary

  • Diagram 19 - Status of combustible surface material as unprotected area

  • Diagram 20 - Unprotected areas which may be disregarded in assessing the separation distances from the boundary

  • Diagram 21 - The effect of a canopy on separation distance

  • Diagram 22 - Permitted unprotected areas for Method 1

  • Diagram 24 - Turning facilities

  • Table 1 - Classification of linings

  • Table 2 - Limitations applied to thermoplastic rooflights and lighting diffusers in suspended ceilings and Class 3 plastic rooflights

  • Table 3 - Maximum nominal internal diameter of pipes passing through a fire separating element (see paragraph 7.6 to 7.9)

  • Table 4 - Permitted unprotected areas for Method 2

  • Table 5 - Limitations on roof coverings

  • Table 6 Class 3 (National class) or Class D-s3, d2 (european class) plastic rooflights - limitations on use and boundary distance

  • Table 7 - TP (a) and TP (b) plastic rooflights - limitations on use and boundary distance

  • Table A8 - Typical performance ratings of some generic materials and products

  • Table A1 - Specific provisions of test for fire resistance of elements of structure etc

  • Table A1 continued

  • Table A3 - Limitations on fire - protecting suspended ceilings (see Table A1, Note 4)

  • Table A4 - Limitations on the use of uninsulated glazed elements on escape routes (These limitations do not apply to glazed elements which satisfy the relevant insulation criterion, see Table A1)

  • Table A5 - Notional designations of roof coverings

  • Table A6 - Use and definitions of non-combustible materials

  • Table A7 - Use and definitions of materials of limited combustibility

  • Table A8 - Typical performance ratings of some generic materials and products

  • Table B1 Provision for fire doors

  • Table C1 - Height of top storey in building

  • Table D1 - Classification of Purpose Groups