BS 8612:2018
$189.07
Dry fixed ridge, hip, and verge systems for slating and tiling. Specification
| Published By | Publication Date | Number of Pages |
| BSI | 2018 | 50 |
This British Standard specifies the performance requirements and methods of test for dry-fixed ridge and hip systems connected to timber ridge/hip battens, ridge boards or hip rafters, and for dry-fixed verge systems, which are installed with slating or tiling.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 5 | Foreword |
| 7 | 1 Scope 2 Normative references |
| 8 | 3 Terms, definitions and symbols |
| 10 | 4 Material specifications and durability |
| 12 | 5 Mechanical resistance 6 Ventilation for ridge and hip systems (where provided) |
| 13 | 7 Rain performance 8 Geometric characteristics |
| 14 | Figure 1 — Developed width ratio 9 Marking, labelling and installation instructions |
| 15 | Annex A (normative) Tensile strength test for ridge-roll products |
| 16 | Figure A.1 — Tensile test of ridge-roll |
| 17 | Figure A.2 — Ridge and hip-roll submerged under water for freeze–thaw test |
| 18 | Annex B (normative) Peel adhesion test for ridge-roll products |
| 19 | Figure B.1 — Prepared test specimen |
| 20 | Figure B.2 — Peel adhesion test of ridge-roll product |
| 21 | Figure B.3 — Bending the ridge-roll |
| 22 | Annex C (normative) Determination of wind loads |
| 23 | Figure C.1 — Basic wind speed map showing the wind zones used in Table C.1 |
| 24 | Table C.1 — Peak velocity wind pressure, qp (Pa), for sites at an altitude of 100 m above sea level |
| 26 | Table C.2 — Load safety factors γQ and material safety factors γM Table C.3 — Serviceability limits |
| 27 | Annex D (informative) Worked examples of wind uplift and resistance calculations |
| 29 | Table D.1 — Serviceability summary for worked example in D.1 Annex E (normative) Mechanical resistance tests for ridges, hips and verges |
| 32 | Figure E.1 — Ridge batten to rafter connector and ridge batten vertical load test |
| 33 | Figure E.2 — Hip batten to hip rafter connector vertical load test |
| 34 | Figure E.3 — Continuous verge horizontal load test (verge tiles not shown) |
| 35 | Figure E.4 — General arrangement for horizontal load tests on discontinuous verge units |
| 36 | Figure E.5 — Loading points on discontinuous verge units (verge tiles not shown) |
| 37 | Annex F (normative) Vertical load test for wind uplift resistance of verges |
| 38 | Figure F.1 — Example of the test apparatus for determination of uplift resistance of verge units |
| 39 | Figure F.2 — Hinged top batten |
| 42 | Annex G (normative) Rain drainage from verges test method |
| 43 | Figure G.1 — Rain drainage from verges |
| 44 | Annex H (normative) Ridge-and-hip-roll systems side-strip-elongation test method |
| 45 | Figure H.1 — Ridge assembly for side-strip extension test Figure H.2 — Low profile template |
| 46 | Figure H.3 — High profile template Figure H.4 — Example of fabricated low profile template Figure H.5 — Example of fabricated high profile template |
| 48 | Bibliography |
