The Road Authority

Maintenance Hole Safety Steps - Models 350, 350S

Manufactured by MSU Mississauga Ltd.
Brand: MSU

Maintenance hole safety step, circular, aluminum, solid (Model 350S) and tubing (Model 350).

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

Certifications: PMC - Accepted for Use Durham Region Approved Products List

Prequalification Lists: 
Regional Municipality of Durham - 4.70.52.78 - Maintenance Hole Steps (PDF)
Regional Municipality of Durham - 4.72.52.78 - Maintenance Hole Steps (PDF)
  • Ontario Provincial Standards
    • OPSD 405.010 - Maintenance Hole Steps, Hollow
    • OPSS.MUNI 1351 - Precast Reinforced Concrete Components for Maintenance Holes, Catch Basins, Ditch Inlets and Valve Chambers
    • OPSS.MUNI 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
    • OPSS.MUNI 602 - Installation of Electrical Chambers
    • OPSS.PROV 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
    • OPSS.PROV 602 - Installation of Electrical Chambers

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