Link to CAD-generated polymer cover image

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Pedestrian Rated Replacement Polymer Covers

Polymer covers are lightweight and have faster lead times.  Concast offers special covers to be used for a variety of applications including replacing covers used in existing trench runs.   The chart below lists some of the more common ones.

Polymer Width
(Inches)
Length
(Inches)
Rib Width
(Inches)*
Weight
(Pounds)
P14.529.5-1.5 14.5 29 N/A 45
P15.513.5-1.25 15.5 13.5 N/A 18
P25.524-1.25 26 30 N/A 53
P27.539-2.5 27.5 39 N/A 186
P2924-1.25 29 24 N/A 61
P3024(23.75) 30 24 23.5 70
P3124-1.25 31 24 N/A 65
P3220(26)-O 32 20 26 58
P4620(39.75) 46 20 39.75 84


*Rib width corresponds to channel inside width.

These charts depict some of Concast's more common custom pedestrian-rated trench covers. Other sizes, traffic ratings, and designs are available upon request.  Refer to our replacement cover sizing worksheet which is available in both a pdf file as well as a downloadable Excel spreadsheet if you are considering getting custom covers for an existing trench run. The worksheet is a great communication and planning tool.