Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla.

Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla.

Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla. When highway was constructed in 1920's the field on the right was 9 feet lower than the highway

Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla.

Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla.

Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla.

Photograph of sediment damage just after May flood on Beaver and Cow Creek Watersheds. This is on the highway between Duncan and Lawton, Okla.

Photograph of an UNIDENTIFED man looking down towards the base of a municipal tower foundation at Site 22, Wildhorse Creek. The back of the photograph proclaims, “Site 22, Wildhorse Creek. Municipal tower foundation base. Setting 18” corrugated pipe, to hold back sand and water allow drilling of 12” Dia. Holes 40” deeper 8” Dia. Holes 40” deeper 8” Dia. Caseing [sic] them to be set in each hole and concrete pumped down forming 12” piles and a spread footing 70’ below natural ground.”

Photograph of Wildhorse watershed drawdown tail pipe discharging after 11 inches of rain in 11 days. Twenty inches received in 18 days. Max-distance between principal and emergency spillway. Tailpipe 36' in diameter.

Photograph of area behind Lake Humphreys dam while draindown is discharging. Water around pump station is from leaking tail pipe on drawdown structure. Water was ditched away from pump station in attempt to prevent damage.

Photograph of site containing a 10 inch high pressure gas line of which 550 lineal feet will be in the permanent pool. Concrete anchors were poured on this pipe at 50 feet intervals. The Lone Star Gas Company, owner of the pipeline, made all excavations, rewrapped and placed reinforciing steel around pipe. Local sponsoring agency furnished cement for achors.

Photograph of site containing a 10 inch high pressure gas line of which 550 lineal feet will be in the permanent pool. Concrete anchors were poured on this pipe at 50 feet intervals. The Lone Star Gas Company, owner of the pipeline, made all excavations, rewrapped and placed reinforciing steel around pipe. Local sponsoring agency furnished cement for achors.

Photograph of Wildhorse watershed drawdown tail pipe discharging after 11 inches of rain in 11 days. Twenty inches received in 18 days. Max-sum height over drawdown was 6 feet. Eleven feet vertical between principal and emergency spillway. Tailpipe 36' in diameter.

Photograph of site 22, Wildhorse Creek. Municipal tower foundtion base. Setting 18' corrugated pipe, to hold back sand and water to allow drilling of 12" Dia. Holes 40" deeper 8" Dia. caseing them to be set in each hole and a spread footing 70' below natural ground.

Photograph of site 22, Wildhorse Creek. Municipal tower foundtion base. Setting 18" corrugated pipe, to hold back sand and water to allow drilling of 12'"Dia. Holes 40" deeper 8" Dia. caseing them to be set in each hole and a spread footing 70' below natural ground.

Photograph of site 22, Wildhorse Creek. Municipal tower foundtion base. Setting 18' corrugated pipe, to hold back sand and water to allow drilling of 12' Dia. Holes 40' deeper 8' Dia. caseing them to be set in each hole and a spread footing 70' below natural ground.