Ambursen Construction Co.

of Boston, Massachusetts
Dellwood Park Bridge (Will County, Illinois)
Built 1905
Closed-spandrel arch bridge over Fraction Run on Trail
Open to pedestrians only

Dellwood Park Upper Bridge (Will County, Illinois)
Built 1905
Closed-spandrel arch bridge over Fraction Run on Trail


Lake Overholser Dam (Oklahoma County, Oklahoma)
Built 1918
Dam with walkway across the North Canadian River in Oklahoma City
Open to pedestrians