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NBN EN 13508-2+A1:2011
Investigation and assessment of drain and sewer systems outside buildings - Part 2: Visual inspection coding system
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Summary
This European Standard is applicable to the establishment of the condition of sewers, drains, manholes and inspection chambers by inspection, status codification and consideration of external factors and other information. It is applicable to drain and sewer systems, which operate essentially under gravity, from the point where the sewage leaves a building or roof drainage system, or enters a road gully, to the point where it is discharged into a treatment works or receiving water.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 06/17/2011 |
| Cancellation Date | 11/30/2011 |
| Page Count | 131 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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