Manholes shall be constructed in the position and to the level and details shown on the approved drawings.
The permissible deviation of the location of manholes and sumps (other than kerbside sumps) from the designated position shall be half a pipe length longitudinally and ±150mm laterally, except where locations are dimensioned from fixtures such as fences, kerbs and boundaries, in which event the permissible deviation in either direction shall be ±50mm.
Definitions in this section
Approved drawings
Sump