BS 8217:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Code of practice for built-up felt roofing
Hardcopy , PDF
26-01-2005
English
15-06-1994
Committees responsible
Foreword
Code of practice
1. Scope
2. References
3. Definitions
4. Exchange of information
5. Materials
6. Roof decks
7. Rigid insulation boards
8. Design considerations
9. Sitework
10. Detail work
11. Testing and inspection
12. Maintenance and repair
Annexes
A. (informative) Wind loads and recommended methods
of attachment
B. (informative) Recommendations for built-up felt
roofing graded according to performance
Tables
1. Grades used in built-up felt roofing
2. Types of roof surface protection
A.1 Methods of attachment of built-up roofing and
surface protection
B.1 Relative durability of built-up felt roofing
Figures
1. Rainwater outlets
2. Setting out sheets and layers with head laps and
side laps
3. Alternative methods of finishing vapour control
layers at upstands
4. Full bonding: pour and roll
5. Partial bonding using felt conforming to type 3G of
BS 747: 1977
6. Clearing excess bitumen from laps
7. Upstand detail: warm deck roof
8. Upstand detail: cold deck roof
9. Upstand detail: inverted roof
10. Eaves: welted drip to external gutter
11. Verge
12. Upstand to kerb: typical examples
13. Change in level at riser or side of gutter: typical
example
14. Expansion joint: typical example
List of references
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