TOTAL IMMERSED LENGTH: 778.5 m
DEPTH AT BOTTOM OF STRUCTURE: 33.5 m
HEIGHT: 10.62 OD ; 8.94 ID
SITE CONDITIONS: river
State of Texas Highway Department and U.S. Bureau of Public Roads
Brown & Root, Inc (of Houston), Texas
Parsons, Brinckerhoff, Hall and McDonald
91.4m and 76.2m
One tube; two lanes, one each way
10.62 OD 8.94 ID
Circular element with 25 mm exterior steel shell. Interior concrete ring 91 cm thick.
Temporarily supported on fabricated steel chair until backfilled. Two alternates were bid;
the other was a double steel shell design.
At work pier constructed near site.
Supported by two straddling barges attached with the element sitting on bottom.