Keepers & Thacher

of Detroit, Michigan
This company began in 1894 with Keepers and Thacher also working with another engineer named Wynkoop who left very soon after. The "Thacher" in the company name refers to famous engineer Edwin Thacher. This company was dissolved in 1899.

East Cass Street Bridge (Calhoun County, Michigan)
Built 1896
Lost Closed-spandrel arch bridge over Kalamazoo River on E. Cass Street in Albion
Replaced by new bridge

Melan Bridge (Shawnee County, Kansas)
Design, 1898
Lost Closed-spandrel arch bridge over Kansas River on Kansas Avenue
Lost, Destroyed by Partial Collapse July 2, 1965, Replaced by a new bridge 1967

West Broadway Bridge (Passaic County, New Jersey)
Built 1897
Concrete arch bridge over Passaic River on West Broadway in Passaic
Open to traffic