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National Dam Inspection Program. Lower Lake Dam (NDI-PA 00306, PA DER 52-144), Delaware River Basin, East Branch Wallenpaupack Creek, Pike County, Pennsylvania. Phase I Inspection Report
Lower Lake Dam is an earth embankment with a concrete gravity spillway. The embankment is approximately 340 feet in length with a maximum height of 22.5 feet. The dam inpounds a reservoir with a surface area of 250 acres and a storage capacity of 1,085 acre-feet at normal pool level. The top of the dam is 20 feet wide; the upstream and downstream side slopes are approximately 2.5 horizontal to 1.0 vertical (2.5H:1V). No information is available concerning the properties of the embankment materials. Within the embankment is a tapered reinforced concrete cutoff wall that extends from bedrock to 3.5 feet below the top of the embankment. The reinforced concrete spillway, which has maximum height of 13 feet from base to crest, consists of 3 sections separated by bridge piers. Each section id broad-crested weir with a vertical upstream face and a flat, sloping downstream face. The crest of the center section is 48.5 feet long and crest of each of the two end sections is 45.75 feet long. The crest of the center section, which is 3 feet wide, is 0.5 feet below the crest of the end sections; each of the end sections is 2.5 feet wide.
National Dam Inspection Program. Lower Lake Dam (NDI-PA 00306, PA DER 52-144), Delaware River Basin, East Branch Wallenpaupack Creek, Pike County, Pennsylvania. Phase I Inspection Report
Lower Lake Dam is an earth embankment with a concrete gravity spillway. The embankment is approximately 340 feet in length with a maximum height of 22.5 feet. The dam inpounds a reservoir with a surface area of 250 acres and a storage capacity of 1,085 acre-feet at normal pool level. The top of the dam is 20 feet wide; the upstream and downstream side slopes are approximately 2.5 horizontal to 1.0 vertical (2.5H:1V). No information is available concerning the properties of the embankment materials. Within the embankment is a tapered reinforced concrete cutoff wall that extends from bedrock to 3.5 feet below the top of the embankment. The reinforced concrete spillway, which has maximum height of 13 feet from base to crest, consists of 3 sections separated by bridge piers. Each section id broad-crested weir with a vertical upstream face and a flat, sloping downstream face. The crest of the center section is 48.5 feet long and crest of each of the two end sections is 45.75 feet long. The crest of the center section, which is 3 feet wide, is 0.5 feet below the crest of the end sections; each of the end sections is 2.5 feet wide.
National Dam Inspection Program. Lower Lake Dam (NDI-PA 00306, PA DER 52-144), Delaware River Basin, East Branch Wallenpaupack Creek, Pike County, Pennsylvania. Phase I Inspection Report
1979
94 pages
Report
Keine Angabe
Englisch