Archive
FHWA Culvert Design Training
The Federal Highway Administration retained Ayres to present FHWA National Highway Institute training courses on culvert design to state departments of transportation. This is the third indefinite delivery indefinite quantity contract, representing a total of 15 years of teaching these courses.
Douglas CTH M over Tamarack
The Douglas County Highway Department retained Ayres to design the realignment of CTH M and the replacement of a bridge over the Tamarack River. The road has several substandard curves, and closing the road during construction would have resulted in a 20-plus-mile detour. Several alternative alignments were studied to improve the roadway while also allowing… Read More »
FDOT District 5 Bridge Scour
Ayres provided scour evaluations on 384 bridges in the Florida Department of Transportation’s District 5 that have unknown foundations and lie over tidal and non-tidal waterways. The project’s goal was to accurately determine each bridge’s risk of failure from scour, providing the impetus for taking remedial action where warranted while heading off unnecessary work on… Read More »