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Table 9 – Responded agencies using multiple methods for surface preparation

From: Crack sealers for the preservation of concrete bridge decks: a synthesis of a national survey and literature review

Agency

Compressed Air

High-Pressure Water

Sandblast

Shotblast

Route Individual Cracks

Ref.

Arizona DOT

X

 

X

X

X

Survey

Arkansas DOT

  

X

  

[68]

Colorado DOT

X

X

X

X

 

Survey

Indiana DOT

X

    

[23]

Iowa DOT

X

 

X

X

X

Survey

Michigan DOT

X

X

X

X

 

[24]

Minnesota DOT

X

X

X

X

 

[98]

Missouri DOT

X

X

 

X

 

Survey

New Hampshire DOT

X

X

X

X

 

Survey

New York DOT

 

X

X

X

 

Survey

New York City DOT

X

X

   

Survey

North Carolina DOT

X

X

X

X

X

Survey

North Dakota DOT

X

    

[86]

Rhode Island DOT

X

X

  

X

Survey

Seattle DOT

X

X

   

Survey

South Dakota DOT

X

    

[88]

Tennessee DOT

X

 

X

  

Survey

Texas DOT

X

   

X

[87]

Utah DOT

X

 

X

  

[88]

Vermont Agency of Transportation

X

 

X

  

Survey

Wyoming DOT

  

X

X

 

Survey