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Pages 1-9

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... 2 AGENCY SURVEY QUESTIONS BCOA Description A bonded concrete overlay of asphalt-surfaced pavement (BCOA) is a relatively thin (typically 3 to 6 in)
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... 3 o High (ADT > 20,000)
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... 4 Materials (7) Does your agency utilize a specialized paving mixture for BCOA applications?
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... 5 Maintenance and Repair (9) For the distresses commonly observed in your BCOA pavements, indicate the maintenance/repair techniques that are used to address them?
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... 6 SUMMARY OF AGENCY RESPONSES Agencies responding to the survey include: • Arkansas DOT • California DOT • Colorado DOT • Georgia DOT • Idaho TD • Illinois DOT • Indiana DOT • Iowa DOT • Kansas DOT • Kentucky TC • Louisiana DOTD / LTRC • Maryland DOT-SHA • Michigan DOT • Mississippi DOT • Missouri DOT • Minnesota DOT • Montana DOT • North Dakota DOT • New York State DOT • Ohio DOT • Oklahoma DOT • Oregon DOT • Pennsylvania DOT • Tennessee DOT • Texas DOT • Utah DOT • Virginia DOT 1. How many BCOA projects has your agency constructed in the past, by decade?
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... 7 3. In what capacities are BCOAs primarily considered for use in your agency?
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... 8 Other BCOA thickness and joint spacing combinations Joint Spacing (feet) 5.5 x 5.5 5.5 W x 6.0 L Variable1 (4 to 8)
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... 9 9. For the distresses observed in your BCOA pavements, indicate the maintenance/repair techniques used to address them.

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