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| Lining observation (manhole) - Reduction or width    | 
| URI | DAKd | 
| Definitie extern | [EN13508-2+A1] Where characterisation 1 is A, D, E or Z, the quantification is the reduction in cross-sectional area, expressed as a percentage. Where characterisation 1 is F the depth of the external bulge in mm. Where characterisation 1 is I the width of the crack or split in mm. Where characterisation 1 is J the length of the hole (along the axis of the pipe) in mm.    | 
| [EN13508-2+A1] Waar karakterisering 1 A, D, E of Z is, is de kwantificering de vermindering van de dwarsdoorsnede in procenten. Waar karakterisering 1 is F de hoogte van de uitwendige blaren in milimeters. Waar karakterisering 1 is I, is de breedte van de scheur of spleet in milimeters. Waar karakterisering 1 is J, is de lengte van het gat (in asrichting) in milimeters.    | 
| Datum start/wijz | 2012-08-15 | 
| Waardetype | [mm] integer | 
| Is kenmerk van | Lining waarneming (put) (DAK)   [inverse] | 
| Is type | Kwantificering 1 |