Structure Shims

Manufactured by Structure Shims Inc.

Shims of HDPE plastic, approximately 47 mm x 47 mm, are colour coded for varying thickness of 1.5 mm (1/16") to 25.2 mm (1"), and used to fit any adjustment situation, e.g. to adjust height of frames and grates that are set in a full mortar bed.

Drainage and Sewer Works | Maintenance Hole, Catch Basin, Ditch Inlet Units and Valve Chambers | Accessories | Shims
Electrical, Illumination, Communications and Traffic Related Works | Accessories | Shims

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

Prequalification Lists: 
Regional Municipality of Durham - - HDPE, Below Frame (PDF)
Regional Municipality of Durham - - HDPE, Below Frame (PDF)
Regional Municipality of Halton - - Adjustment Units (PDF)
Regional Municipality of Halton - - Adjustment Units (PDF)
City of Vaughan - - High Density Polyethylene (PDF)
  • Ontario Provincial Standards
    • OPSD 2117.010 - Electrical Maintenance Holes General Installation Requirements
    • OPSD 704.010 - Maintenance Holes, Catch Basins and Valve Chambers, Precast Concrete Adjustment Units
    • OPSS 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
    • OPSS 408 - Adjusting or Rebuilding Maintenance Holes, Catch Basins, Ditch Inlets, and Valve Chambers
    • OPSS 602 - Installation of Electrical Chambers
  • ASTM International
    • ASTM D1238-10 - Flow Rates of Thermoplastics by Extrusion Plastometer
    • ASTM D149-09(2013) - Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating
    • ASTM D1505-10 - Density of Plastics by the Density-Gradient Technique
    • ASTM D1525-09 - Vicat Softening Temperature of Plastics
    • ASTM D1531-06 - Relative Permittivity (Dielectric Constant) and Dissipation Factor by Fluid Displacement Procedures
    • ASTM D1693-12 - Environmental Stress-Cracking of Ethylene Plastics
    • ASTM D2240-05(2010) - Rubber Property-Durometer Hardness
    • ASTM D256-10 - Determining the Izod Pendulum Impact Resistance of Plastics
    • ASTM D570-98(2010)e1 - Water Absorption of Plastics
    • ASTM D638-14 - Tensile Properties of Plastics
    • ASTM D648-07 - Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position
    • ASTM D668-99(2004) - Measuring Dimensions of Rigid Rods and Tubes Used for Electrical Insulation
    • ASTM D695-15 - Compressive Properties of Rigid Plastics
    • ASTM D696-08e1 - Coefficient of Linear Thermal Expansion of Plastics Between -30°C and 30°C
    • ASTM D746-14 - Brittleness Temperature of Plastics and Elastomers by Impact

Ken Taylor, Co-Owner
Structure Shims Inc.
28 Chapman Road
Orangeville ON L9W 5C7
Phone: 519-940-4366
Cellular: 519-938-0395
Fax: 519-940-4960