BS 5427-1:1996

Committees responsible
Foreword
Code of practice
Section 1. General
1.1 Scope
1.2 References
1.3 Definitions
Section 2. Materials and components
2.1 Profiled sheeting
2.2 Surface coatings for profiled sheeting
2.3 Accessories
2.4 Thermal insulation materials
2.5 Condensation control materials
2.6 Liners
2.7 Sealants
2.8 Fasteners
2.9 Rooflights
2.10 Rainwater goods
Section 3. Design
3.1 General considerations
3.2 Weathertightness
3.3 Appearance
3.4 Structure
3.5 Fixings
3.6 Thermal insulation
3.7 Control of condensation
3.8 Temperature and thermal movement
3.9 Compatibility of materials
3.10 Fire precautions
3.11 Sound insulation
3.12 Lighting
3.14 Guttering
3.15 Protection against lightning and induced electrical charges
3.16 Design detailing
3.17 Durability and maintenance
Annexes
A Determination of strength and stiffness of profiled
      sheeting, including sandwich panels
B Determination of the strength of attachment of a cladding
      system
C Durability of natural, inorganic and metallic finishes
D Durability of organic finishes on steel and aluminium
E Text of BS 476 'Fire tests on building materials and
      structures' Part 3: 1958 'External fire exposure roof
      tests'
Tables
1 British Standards for profiled sheeting materials and their
      use
2 Common insulating materials
3 Standards for rainwater goods
4 Normal maximum permissible deflection for profiled sheeting
      under distributed loads
5 Accommodation of thermal movement along sheets
6 Temperature limitations
7 Typical fire classification
8 The effect of various exposure conditions on the durability
      of profiled sheeting materials
9 Checklist for inspection of roofs
C.1 General characteristics
C.2 Functional life of profiled materials
D.1 Organic coatings on aluminium
D.2 Organic coatings on primed zinc-coated steel
D.3 Organic coatings on aluminium
D.4 Organic coatings on hot-dip zinc coated steel
D.5 Performance of PVC plastisol
Figures
1 Geometrical definitions of profiles
2 Examples of fasteners
3 Minimum fall required to avoid ponding by sheeting
      deflection
4 Supported roof side lap
5 Side laps for wall cladding
6 Examples of spacer systems
7 Illustrations of warm, cold and hybrid insulation
B.1 Examples of test rigs for determination of strength of
      fixings
List of references