Drop Maintenance Holes

Details

1. Concrete shall be placed to undisturbed ground and the outside face of the maintenance hole, but there shall be a minimum of 150mm of 15mpa concrete around the drop pipe.
2. Manufactured in accordance with OPSD 1003.010.
3. Dimensions are in millimetres unless otherwise shown.
4. 300 Drop only includes vertical pipe and 90 degree bend, no tee at top.