High Performance Concrete (HPC) Bridge
Location:
Route 104 over Newfound River
Bristol, New Hampshire
(Picture of existing bridge - HPC bridge to be built to the right of existing bridge)
Status:
The HPC Bridge is under construction and will be completed during the summer of 1996
Current Status of the Bridge
Proposed Testing:
The testing program of the HPC Bridge will consist of:
Instrumenting two of the five bridge girders at their midspan with:
Four thermistors placed at various depths
Three strain gauges located in the bottom flange
Strain and Temperature readings have been taken:
While the girders were steamed cured and
After the prestressing strains were cut
Additional measurements will be taken:
Just before the girders are shipped from the plant
During the placement of the girders at the site and
During service of the bridge
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