BS CP143-10(1973) : 1973
Current
The latest, up-to-date edition.
Hardcopy , PDF
English
01-01-1973
Foreword
1. General
1.1 Scope
1.2 Definitions
1.3 Exchange of information and time schedule
2. Materials, appliances and components
2.1 Galvanized corrugated steel sheets
2.2 Profiles and dimensions of galvanized corrugated
steel sheets
2.3 Accessories and fittings
2.4 Fixing accessories
2.5 Sealing material
2.6 Flashings
2.7 Galvanized rainwater goods
2.8 Walkways
3. Design considerations
3.1 General
3.2 Durability
3.3 Weathertightness
3.4 Thermal insulation
3.5 Fire hazard
3.6 Condensation
3.7 Weight of sheeting
3.8 Purlin spacing and strength of sheeting
3.9 Methods of fixing the sheeting
3.10 Pipes, etc., passing through roofing
3.11 Roof ventilators and roof lights
3.12 Gutters and rainwater pipes
3.13 Walkways and roof-boards
4. Application
4.1 Safety precautions
4.2 Ladders, scaffolding and hoists
4.3 Storage and handling of sheets at suppliers,
stores or on site
4.4 Preparation of sheet for roofing and vertical
cladding
4.5 Layout of the sheeting
4.6 Fixing the sheets
4.7 Fixing of accessories
5. Inspection
5.1 Inspection on site
6. Maintenance
6.1 General
6.2 Need for painting
6.3 Paints suitable for galvanized sheets
6.4 Further information
Appendix
A. Thermal transmittance (U value)
Tables
1. Dimensions and net width covered per sheet of
galvanized corrugated steel
2. Types of material and weights of zinc coating
3. Approximate weight of sheeting for 76-2 mm and
127 mm corrugations per square metre asfixed
(including side and end laps)
4. Properties of corrugated sheets
5. Maximum permissible purlin spacings for limiting
stress and deflection for pitched roofs
6. Flow capacities for level gutters with outlet
at one end
7. Recommended downpipe sizes (diameters) for level
and sloping gutters
Figures
1. Typical sheets and side laps
2. Details of corrugated steel sheeting
3. Typical layouts and end laps of 10/76.2 mm
corrugated steel sheeting
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