Dear Mahatma: Several years ago when a section of Interstate 40 in west Arkansas was being reconstructed there was an article in the paper about an experiment using broken concrete from the old ...

The shoe attached to the front of the steel beam vibrates at just ½ to ¾ of an inch in amplitude, so only the concrete is broken. A Caterpillar C15 diesel engine drives Sauer pumps through a Rexroth ...

MONTGOMERY, May 30, 2008 - Work continues on construction of the Additional Lanes (Grade, Drainage, Pavement, Concrete Pavement Rubblization, Bridge Widening, Lighting, Signing and Signals) on I-65 ...

Work continues on construction of the Additional Lanes (Grade, Drainage, Pavement, Concrete Pavement Rubblization, Bridge Widening, Lighting, Signing and Signals) on I-65 from the north end of the ...