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Research Reports

Thin Overlay, Custer Way Undercrossing 5/316

Description: A polymer concrete thin overlay, EPI/FLEX III (epoxy) was applied to the deck of the Custer Way Undercrossing, Bridge No. 5/316, under Contract No. 3361, SR 5 Trosper Road Interchange to Capital Lake Interchange. This bridge crosses mainline I-5 in Tumwater, Washington.

This report describes the construction and provides data on the post-construction evaluation of the completed overlay.


  • Date Published: October, 1991
  • Publication Number: WA-RD 244.1
  • Last Modified: October 3, 2007
  • Authors: Tom H. Roper, Edward H. Henley.
  • Originator: Washington (State). Dept. of Transportation.
  • # of Pages: 31 p., 639 KB (PDF)
  • Subject: Bridge decks, Epoxides, Overlays (Pavements), Performance, Polymer concrete, Repairing, Thickness.
  • Keywords: Thin overlay, polymer concrete, bridge deck repairs, Tumwater (Wash.), I-5.
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This abstract was last modified April 29, 2008