Ritter-Conley Manufacturing Co.

of Pittsburgh, Pennsylvania
Intercity Viaduct (Wyandotte County, Kansas)
Built 1907
Two-level deck truss bridge over Kansas River on I-70 Eastbound in Kansas City
Open to four lanes of traffic on upper level and pedestrian traffic on lower level

NYWS&B - Clyde River Bridge (1908) (Cayuga County, New York)
Contractor, 1908
Lost Warren through truss with sub-panels bridge over Clyde River/Erie Canal/NYC Fall Brook on New York, West Shore, & Buffalo Railway

Route Of The Hiawatha Trail - Dominion Creek Viaduct (Mineral County, Montana)
Built 1909
Deck plate girder bridge over Dominion Creek on Milwaukee Road Trail
Open to pedestrians only