Omaha Structural Steel Works

The Omaha Structural Steel Works was a company also known as Omaha Steel Works and as Omaha Structural Steel Bridge Co.in Omaha, Nebraska

A number of its works are listed in the U.S. National Register of Historic Places.[1]

Works include (with variations in attribution):

Shipyard

Seaplane Wrecking Derrick - YSD

For World War 2 in 1944 Omaha Steel Works built YSD-11 Class Seaplane Wrecking Derrick, Hull classification symbol YSD is for Yard Seaplane Dirrick, Yard as in ship repair yard:[2]

References

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