Published jointly by the Federal Highway Administration and the National Concrete Bridge Council
Jon I. Mullarky and Leif Wathne, Federal Highway Administration The use of unbonded caps on test cylinders is becoming an increasingly popular part of the procedure to determine the compressive strength of concrete. The ASTM Standard Practice for Use of
Read More >>CAPPING CYLINDERS FOR TESTING HIGH STRENGTH CONCRETE
Charles H. Goodspeed, University of New Hampshire As part of the national program to continue the implementation of high performance concrete (HPC) in bridges, a series of seven training modules will soon be available from the Transportation Industrial Alliance (TIA).
Tim Chojnacki, Missouri Department of Transportation In the fall of 1998, two companion bridges on Missouri Route 21 over Route M in Jefferson County were opened to traffic. The northbound bridge was constructed using prestressed concrete Igirders made of high
John M. Hooks, Federal Highway Administration The Innovative Bridge Research and Construction (IBRC) program was established under the Transportation Equity Act for the 21st Century. The intent of the IBRC program is to develop and promote applications of innovative (high