Maintenance Hole, Precast Concrete

Categories:

Drainage and Sewer Works | Maintenance Hole, Catch Basin, Ditch Inlet Units and Valve Chambers | Concrete, Precast

Ontario Provincial Standards
- OPSD 2111.020 - Electrical Maintenance Hole, Precast Concrete, 600mm x 1450mm
- OPSD 2111.030 - Electrical Maintenance Hole, Precast Concrete, 1200mm Dia
- OPSD 2111.040 - Electrical Maintenance Hole, Precast Concrete, 1200mm x 1650mm
- OPSD 2111.050 - Electrical Maintenance Hole, Precast Concrete, 1800mm x 2400mm