Long-Term Performance of Polymer Concrete for Bridge Decks (2012) / Chapter Skim
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Pages 51-60
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From page 51... ...
, also referred to as polymer concrete or polymer mortar overlays, which consist of a polymer binder; e.g., epoxies, polyesters, or methacrylates, and aggregates are constructed with a thickness of no more than 1.0 in. They have the advantages of (1)
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To improve skid resistance.
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2. QUESTIONNAIRE TO AGENCIES Information on each TPO Please complete the following questions for each TPO your agency has constructed.
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52 22. Deicing salt application:
None
Moderate
Heavy
Magnesium chloride 23.
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If your agency was an installer on this TPO, please complete the following questions.
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Overlay application: Resin/monomer system: _______________________________________ Mixing method: ______________________________________________ Application method:___________________________________________ Number of layers: ________________ Thickness: ___________________ in. Type of aggregate: ____________________________________________ Method of finishing:___________________________________________ Curing method: _________________ Ambient temperature __________°F 58.
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Fowler David W Whitney Professor Manager, Construction Materials University of Texas at Austin Research Lab dwf@mail.utexas.edu University of Texas at Austin 512 232 2575 dpwhitney@mail.utexas.edu 512 471 4529 Contractor Questionnaire Please complete the following questions for each TPO you have installed.
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4. MATERIAL SUPPLIER QUESTIONNAIRE NCHRP Synthesis 39-11: Performance of Thin Polymer Overlays for Bridge Decks Introduction/Background: The National Cooperative Highway Research Program (NCHRP)
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57 may have related to TPOs. Please feel free to contact either of us if you have any questions or comments that you would like to discuss: David W
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States used: Resin No. 2: Type:
Epoxy
Acrylic
P/S
Other: _____________________ Viscosity @ 75°F _______________ cps Tensile elongation (ASTM D638)
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