Photograph showing workers standing next to a large pipe, at the bottom of a ditch, located on Sauvie Island at Reeder Road. A crane can be seen in what appears to be a muddy area at the outlet of the canal or ditch (negative 1 of 1).

Excavation at the McNary Dam site on the Columbia River, most likely in preparation for the construction of a powerhouse on the Oregon side. Heavy equipment and workers can be seen in a rocky pit. Photographs from this series were published in the Oregon Journal on Sunday, April 30, 1950 (negative 13 of 42).

Workers laying new 56-inch pipe at Mount Tabor Park in Portland. A crane can be seen next to a long trench, holding a length of pipe. A man stands on the pipe, which can be seen extending uphill (negative 3 of 8).

A pipeline being built near Dodge Park in Clackamas County. Taken from the bottom of a hill and looking up, the pipe is being buried in a long trench, cutting into the hillside (negative 1 of 13).

Photograph showing an excavated area with dirt, water, and gravel. In the distance, buildings, trees, and hillsides can be seen. Also visible in the distance is Mt. Hood. Written on the negative is “0256.”

Photograph showing three men in suits standing in a dirt excavation area. Wood and gravel litters the ground throughout the excavated area. The man on the right looks downward at the ground.

Photograph showing an excavated dirt canal, with visible water at the bottom level. In the distance, works can be seen along the sides of the canal, and a tunnel entrance is visible in the background. Written on the negative is “B.S-22.”

Photograph taken from a side angle showing a roofed pipe traveler device, in a dirt ditch and area recently cleared of trees. One man can be seen in the pipe traveler, while another stands at ground level.

Photograph showing a group of men excavating a hillside at the Oak Grove powerhouse site. Next to the group are two large metal buckets, which are attached to a hook and pulley.