Question: Can I use the LRFD Bridge Design Specifications for concrete strengths above 10 ksi (69 MPa)? Answer: The recently published Third Edition of the AASHTO LRFD Bridge Design Specifications states that the provisions of Section 5: Concrete Structures are
HPC AND FRP FOR COLORADO BRIDGE DECK
Tarif Jaber, Jaber Engineering Consulting, Inc. and Ahmad Ardani, Colorado Department of Transportation In 2000, the Colorado Department of Transportation (CDOT) received a $700,000 award under the Innovative Bridge Research and Construction (IBRC) program to investigate new, innovative materials in
EVOLUTION OF HPC IN WASHINGTON STATE
Jerry Weigel, Washington State Department of Transportation The Washington State Department of Transportation (WSDOT) has been very active in the development of high performance concrete (HPC). WSDOT, as a member of the AASHTO/SHRP Lead States Team, conducted a demonstration project
HPC IN MONTANA
Craig Abernathy, Montana Department of Transportation In the summer of 2002, the Montana Department of Transportation (MDT) initiated a research project on Secondary Road No. 243 near the town of Saco in northeast Montana. This research opportunity was afforded by