John A. Heath, Heath & Lineback Engineers, Inc. Hartsfield-Jackson Atlanta International Airport is in the midst of a major upgrade and facilities enhancement. The work includes a new parallel runway designed to accommodate the largest airplanes in service, design, or
THE CONCRETE SUPPLIER’S PERSPECTIVE
Gary Hall, Prairie Material Sales, Inc. High strength concrete for high-rise buildings, post-tensioned parking structures, and overlays or special repair concrete for existing structures has been produced in Chicago for many years. Most major Chicago area ready-mixed concrete producers have
WHAT IS HPC FOR BRIDGES?
Basile G. Rabbat, Portland Cement Association, Suneel N. Vanikar, Federal Highway Administration As part of the implementation of the Strategic Highway Research Program (SHRP) High Performance Concrete (HPC) products, several states have started to use HPC for bridge construction. Applications