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29 CAUSES OF FAILURES Illinois From the surveys, both written and telephone, causes of fail- Bridge Deck Thin Polymer Overlay, Illinois Department of ures were identified and included the following: Transportation, Springfield, Jan. 1, 2007, Deck condition--in many cases, overall condition of deck probably too poor to apply overlay; Kansas Repaired areas not sufficiently dry and/or not roughened; Multiple-Layer Polymer Concrete Overlay, Inadequate surface preparation; burConsMain/specprov/pdf/729.pdf; Cool damp weather during installation; ConsMain/specprov/2007/pdf/07-07013.pdf. Deck too damp at time of overlay installation; Construction problems; Michigan Inadequate quality control; and Use of snow chains. Thin Epoxy Polymer Bridge Deck Overlay, Michigan Department of Transportation, Special Provision, Dec. 29, 2005, SPECIFICATIONS Research_Report_RC1422_200642_7.pdf. Specifications were requested from agencies, and the states Missouri submitting specifications included the following: Epoxy Resin Material, Section 623, Missouri Department of California Transportation, dards_and_specs/Sec1039.pdf. Method of Testing for Determining Suitability of Materials for Overlayment and Repair of Portland Cement Concrete Pave- Montana ment and Structures, California Test 551, Engineering Ser- vice Center, Department of Transportation, Sacramento, Feb. 2000, New York 51-806_B07-02-09.doc.; w w /... /st r uct u respecs /...0 4SPECS /... / 51-806(51POVR0_R02-14-07.doc. North Carolina Prepare Concrete Bridge Deck Surface, Engineering Service Center, Department of Transportation, Sacramento, SBE Program Contracts (see the section on Epoxy Coating = ca_dot&client= ca_ Systems), dot&output=xml_no_dtd&proxystylesheet= ca_dot& BID_LISTINGS/10808683.pdf. q=Prepare+Concrete+Bridge+Deck+Surface&submit. x=13&submit.y=6. Ohio Polyester Concrete Bridge Deck Surface, Engineering Epoxy Waterproofing Overlay for Bridge Decks, Proposal Service Center, Department of Transportation, State of Cal- Note 514, Ohio Department of Transportation, Sep. 24, 1992, ifornia, Sacramento, product/application/sample_spec.pdf. Specs/SSandPN2002/pn5140402for2002.pdf. Georgia Oregon Two-Part Epoxy-Urethane Co-Polymer Bridge Deck Over- Section 00557--Premixed Polymer Concrete Pavement Over- lay, Section 519, Department of Transportation, Georgia, lays, Special Provision, Sep. 23, 2002. 08specials/Updates/01-14-10/SP557.pdf.