Luten Bridge Company and variations such as Luten Engineering Company was the name of a number of different bridge building companies in the United States during the early- to mid-20th century. Each had rights to build concrete Luten arch bridges, according to the patented designs of Daniel B. Luten, of Indianapolis.[1]: 3
One that distributed a brochure in 1921 and that was prolific in Tennessee had offices in York, Pennsylvania, in Clarksburg, West Virginia, in Huntington, West Virginia, in Atlanta, Georgia, and in Palatka, Florida. It built the seven span Harriman Bridge in Tennessee.[2]: 2 The Luten Bridge Company is documented to have built 71 bridges in Tennessee.[2]: 72 of pdf, 186 of book
The Luten Engineering Company was Daniel Luten's own firm during a certain period.[2]
Some of these firms also built other bridge designs.