The Road Authority

Maintenance Hole 1200 mm Diameter, Precast Concrete

Manufactured by Con Cast Pipe Inc.

Precast concrete maintenance holes, 1200 mm dia. with single offset self lubricating gasket, drop connections, base slabs, flat caps, transitions, risers, monolithic bases, tapered tops.

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

Certifications: PMC - Accepted for Use Durham Region Approved Products List City of Vaughan Prequalified Products List

Prequalification Lists: 
Regional Municipality of Durham - 4.70.56.39 - Precast Maintenance Hole Components (PDF)
Regional Municipality of Durham - 4.72.56.39 - Precast Maintenance Hole Components (MH & CBMH) (PDF)
City of Vaughan - 4.70.53.39 - Precast Maintenance Hole Components (PDF)
  • Ontario Provincial Standards
    • OPSD 701.010 - Precast Concrete Maintenance Hole, 1200 mm Diameter
    • OPSD 701.030 - Precast Concrete Maintenance Hole Components, 1200 mm Diameter, Tapered Top and Flat Cap
    • OPSS 1351 - Precast Reinforced Concrete Components for Maintenance Holes, Catch Basins, Ditch Inlets and Valve Chambers
    • OPSS 402 - Excavating, Backfilling and Compacting for Maintenance Holes, Catchbasins, Ditch Inlets and Valve Chambers
    • OPSS 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
  • ASTM International
    • ASTM C478M-15 - Precast Reinforced Concrete Manhole Sections (Metric)
  • Canadian Standards Association
    • CAN/CSA-A257 SERIES-14 - Concrete Pipe and Manhole Sections (Consists of A257.0, A257.1, A257.2, A257.3 and A257.4)

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