This study addressed the need to increase the flexural capacity of deteriorated pre-stressed concrete box beams through an experimental campaign involving the design, application, and testing of a ...

CONSTRUCTED. >> WE ARE IN BLAIR COUNTY AND THIS IS THE PLANT RESPONSIBLE FOR MAKING THE BEAMS HEADED TO FERN HOLLOW. THIS IS ONE OF THEM. THESE ARE HIGH-PERFORMANCE CONCRETE BEAMS. IT IS ABOUT 155 ...

From the looks of the average driveway or sidewalk, it may seem as though concrete is just destined to crack. But if concrete is so prone to cracking, how are we able to use it in so many high-stress ...

After years of virtual classrooms and online courses, September 2022 marks the restart of the new normal. We find students returning to classrooms, pencils sharpened, and brand new foundations in ...

The Precast/Prestressed Concrete Institute (PCI) announced the winners of the organization's 2021 Engineering Student Design Competition - known as the Big Beam Competition. The national competition, ...

You may have seen them coming down Interstate 90, riding at about 45 mph with an Illinois State Police escort like visiting dignitaries. They are concrete beams, each measuring as much as 71/2 feet ...