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Pages 53-59

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From page 53...
... 53   A P P E N D I X A Survey Sent to State DOTs NCHRP Synthesis Topic 52-03: "Practices for Ensuring Bridge Surface Smoothness" Dear DOT Engineer, The Transportation Research Board (TRB) is preparing a synthesis on "Practices for Ensuring Bridge Surface Smoothness".
From page 54...
... 54 Practices for Ensuring the Smoothness of Concrete Bridge Decks Question 1: Does your agency have a straightedge or a rolling straightedge-based criterion for checking the surface finish of a newly placed concrete bridge deck after the concrete has hardened? (If the answer to Question 1 is No, go to Question 5.)
From page 55...
... Survey Sent to State DOTs 55   (c) Bridge deck, approach slab, and a specified length of roadway beyond the approach slab if the pavement is constructed under the same contract Question 7: Does the applied smoothness specification vary based on the functional class (i.e., primary, secondary, etc.)
From page 56...
... 56 Practices for Ensuring the Smoothness of Concrete Bridge Decks (d) Within 14 days after entire project is completed (e)
From page 57...
... Survey Sent to State DOTs 57   used for Interstate Highways. Provide the value when the final riding surface of the bridge will be concrete, as some DOTs may have different requirements if an asphalt overlay is placed on the completed concrete surface.
From page 58...
... 58 Practices for Ensuring the Smoothness of Concrete Bridge Decks Question 21: If the index used to evaluate smoothness is the IRI/HRI, how are localized roughness events detected?
From page 59...
... Survey Sent to State DOTs 59   (a)

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