NS EN 13508-2 : 2003 + A1 2011
Current
Current
The latest, up-to-date edition.
INVESTIGATION AND ASSESSMENT OF DRAIN AND SEWER SYSTEMS OUTSIDE BUILDINGS - PART 2: VISUAL INSPECTION CODING SYSTEM
Published date
12-01-2013
Pertains 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.
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