A photograph taken outdoors, of a view through a railroad bridge going over the Green River. A sign over the bridge reads: "Trains Crossing this Bridge Will Not Exceed Over 10 Miles per Hour"; and the sign next to the bridge reads: "No Thoroughfare. All Persons FORBIDDEN Trespassing on this BRIDGE."

A photograph of the reconstruction of old RGW bridge 224A across the Green River, Utah. The view is from downstream on the west bank.

A photograph of the reconstruction of A-span through Pratt Truss Bridge on the RGW Railroad across the Green River, Utah. This photograph shows the brick supports that go into the river.

A photograph of the eastern three spans of the R.G.W. bridge over the Green River at the time of reconstruction March 1900. Irrigation plant is on the east bank downstream in the distance.

A photograph, taken outdoors, of five men standing next to railroad tracks and a railroad bridge with a railroad car on the tracks that says D. & R. G. 11090 on the side of it. The bridge is over the Colorado River.

A photograph of men standing on the ground next to some railroad tracks and an iron bridge that is being built.

A photograph, taken outdoors, of an iron bridge being built. The erecting crane is at work on the center spam.

A photograph, taken outdoors, of four men standing at the entrance of a railroad bridge.

A photograph, taken outdoors, of two men standing at the unfinished end of a railroad bridge that is being built.

A photograph, taken outdoors, of seven men sitting and standing at the entrance of a railroad bridge that goes over the Colorado River. The view is looking down through the bridge.