National Program For Inspection Of Non Federal Dams Souhegan River Watershed Dam Number 8 Nh 00474 Nhwrb14728 Merrimack River Basin Lyndeborough New Hamsphire Phase I Inspection Report
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| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 119 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The dam is an earth embankment 570 ft. long and 25 ft. high. It is intermediate in size with a high hazard potential. The dam is in good condition at the present time. No conditions were observed which require further investigation. (Author).
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 100 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The Souhegan River Watershed Dam No. 26 is located on Blood Brook, a tributary of the Souhegan River, approximately 2 miles upstream of West Wilton, New Hampshire. The dam is an earth embankment 692 feet long and 79 feet high with a drop inlet service spillway structure and a 30 inch outlet conduit. An emergency spillway 320 feet wide is cut into the left abutment.
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 96 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The dam is an earth embankment 340 ft. long and 29 ft. high with a drop inlet service spillway structure and a 30 inch outlet conduit. The dam is small in size with a significant hazard potential. In the event of a failure, the possibility for appreciable property damage and loss of life could result. The dam is in good condition at the present time. No conditions were observed which warrant further investigation. (Author).
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 102 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The Souhegan River Watershed Dam No. 13 consists of two earth embankment sections known as the main dam and the east dike. The main dam is 500 ft. long and 13.5 ft. high with a drop inlet service spillway structure and a 30 inch outlet conduit. The east dike is 620 ft. long and 9.5 ft. high with no outlet facilities. An earth emergency spillway 112 ft. wide is cut into the right abutment. It is small in size with a significant hazard potential. The dam is in good condition at the present time. No conditions were observed which require further investigation. There are various remedial measures which must be implemented by the owner. Keywords include: Visual inspection; Dam safety; Merrimack River Basin; New Ipswich, New Hampshire; and Unnamed tributary of the Souhegan River.
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 85 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The Souhegan River Watershed Dam No. 14 is located on Furnace Brook approximately 1/2 mile upstream of New Ipswich Center, NH. The dam is an earth embankment 1,500 feet long and 35 feet high with a drop inlet service spillway structure and a 30 inch outlet conduit. An earth emergency spillway 120 feet wide is cut into the left abutment. It is small in size with a high hazard potential. The test flood is the PMF. The dam is in good condition at the present time although there were some remedial measure which must be undertaken by the owner. No conditions were observed which require additional investigation. Keywords include: Visual inspection, Dam safety, Merrimack River Basin, New Ipswich, New Hampshire, and Furnace Brook tributary of Souhegan River.
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 110 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The dam is about 720 ft. long and 35.5 ft. high. It is intermediate in size with a high hazard potential. In the event of failure of the dam, there is the potential of significant property damage and loss of life could result. The dam is in good condition at the present time. No conditions were observed which require additional investigation. There are a few remedial measures which should be implemented by the owner.
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 96 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The Souhegan River Watershed Dam No. 10A is located on Mill Brook approximately one mile upstream of Davisville, N.H. The dam is an earth embankment 951 feet long and 59 feet high with a drop inlet service spillway structure and a 30 inch outlet conduit. An earth emergency spillway 220 feet wide is cut into the left abutment. An earth emergency spillway 110 feet wide is cut into the right abutment. The dam is intermediate in size with a high hazard potential. The dam is in good condition at the present time. It is recommended that the owner retain the services of a registered professional engineer to investigate the cracking and erosion of the outlet conduit. Keywords include: Visual inspection, Dam safety, Merrimack River Basin, Wilton, New Hampshire, and Mill Brook, a Tributary of the Souhegan River.
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 115 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The dam is an earth embankment dam 695 ft. long and 69 ft. high. It is intermediate in size with a high hazard potential. The test flood for the dam is the PMF. The dam is in good condition at the present time. There are various remedial measures which should be implemented by the owner. The program of annual technical inspections should be continued. No conditions were observed which require further investigations.
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 141 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The dam consists of two earth embankments herein referred to as the North and South Dams. The North dam is about 1190 ft. long and 37.5 ft. high. And the South Dam is about 33.5 ft. high and 434 ft. long. Both dams are intermediate in size with the North dam having a high hazard potential and the South Dam having a significant. The dam is in good condition at the present time. No conditions were observed which require additional investigation. (Author).
| Author | : CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. |
| Publisher | : |
| Total Pages | : 102 |
| Release | : 1979 |
| Genre | : |
| ISBN | : |
The dam is an earth embankment dam 510 ft. long and 21 ft. high. It is small in size with a high hazard potential. The dam is in good condition at the present time. There are remedial measures to be undertaken by the owner. A program of annual technical inspections should be continued. No conditions were observed which require further investigation. (Author).
