BS 7903:2020
$102.76
Selection and installation of manhole tops and gully tops within the highway. Guide
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 20 |
This British Standard gives guidance for the selection and installation of manhole tops and gully tops conforming to BS EN 124‑1:2015 to BS EN 124‑6:2015 for covering gullies, manholes and inspection chambers to be used in conjunction with other components and materials to form a safe, durable, maintainable and usable installed system for highway applications.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 5 | Foreword |
| 7 | 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 4.1 General (see BS EN 124-1:2015, Clause 4 and Annex F) |
| 8 | 4.2 Place of installation 5 Materials 5.1 General (see BS EN 124-1:2015, 5.1) |
| 9 | 5.2 Cover fillings (see BS EN 124-1:2015, 5.2) 5.3 Frames in combination with concrete (see BS EN 124-1:2015, 5.3) 5.4 Coating materials 5.5 Installation materials (see BS EN 124-1:2015, Annex F) |
| 10 | 5.6 Compatibility of components 6 Design attributes 6.1 Vents in covers (see BS EN 124-1:2015, 6.1) 6.2 Clear opening of manhole tops for man entry (see BS EN 124-1:2015, 6.2) 6.3 Depth of insertion (see BS EN 124-1:2015, 6.3) 6.4 Clearance 6.5 Compatibility of seatings (see BS EN 124-1:2015, 6.5) |
| 11 | 6.6 Securing of the cover/grating within the frame (see BS EN 124-1:2015, 6.6) 6.7 Handling of covers and gratings (see BS EN 124-1:2015, 6.7) 6.8 Slot dimensions of gratings 6.9 Dirt pans and dirt buckets (see BS EN 124-1:2015, 6.9) 6.10 Positioning of covers and gratings (see BS EN 124-1:2015, 6.10) 6.11 Flatness of manhole covers and gratings (see BS EN 124-1:2015, 6.11) 6.12 Concaveness of gratings (see BS EN 124-1:2015, 6.12) |
| 12 | 6.13 Surface conditions (see BS EN 124-1:2015, 6.13) 6.14 Manhole tops with sealing features (see BS EN 124-1:2015, 6.14) 6.15 Frame bearing area (see BS EN 124-1:2015, 6.15) |
| 13 | Figure 1 — Installation materials and components 6.16 Frame depth (see BS EN 124-1:2015, 6.16) 6.17 Opening angle of hinged covers/gratings (see BS EN 124-1:2015, 6.17) 6.18 Covers with fillings (see BS EN 124-1:2015, 6.18) 6.19 Lifting provisions |
| 14 | 6.20 Keyways Figure 2 — Keyways and keys 6.21 Frame web/gusset |
| 15 | Figure 3 — Frame web/gusset 6.22 Kerb-type gully covers and frames |
| 16 | Table 1 — Suggested minimum dimensions for kerb-type gully covers and frames 7 Performance 7.1 Appearance (see BS EN 124-1:2015, 7.1) 7.2 Loadbearing capacity (see BS EN 124-1:2015, 7.2) 7.3 Permanent set (see BS EN 124-1:2015, 7.3) 7.4 Skid resistance |
| 17 | 7.5 Child safety (see BS EN 124-1:2015, 7.5) 8 Testing (see BS EN 124-1:2015, Clause 8) 9 Assessment and verification of constancy of performance (AVCP) (see BS EN 124‑1:2015, Clause 9) |
| 18 | Bibliography |
