Download or read book National Program for Inspection of Non Federal Dams Smith Pond Dam NH 00073 State Number 77 12 Connecticut River Basin Enfield New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1979 with total page 93 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam has a hydraulic height of 11 ft. and is about 150 ft. long. It is an earthen embankment contained between dry masonry walls; the upstream wall has been crudely faced with concrete. The dam is in poor condition. Among various major concerns are seepage at two of the four dikes and the large trees growing on the dikes. It is small in size with a significant hazard classification. (Author).

Download or read book National Program for Inspection of Non Federal Dams Butterfield Pond Dam NH 00233 NHWRB Number 245 01 Connecticut River Basin Washington New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1980 with total page 122 pages. Available in PDF, EPUB and Kindle. Book excerpt: Butterfield Pond Dam is a stone-filled gravity structure about 210 feet in overall length and 12.5 feet high from crest of dam to toe of slope, Located in the center of the dam is the principal overflow section which is 57 feet long and consists of a concrete capped, stone weir with concrete training walls, Near the middle of the overflow section is a 16.2 feet wide by 0.2 feet deep low flow spillway weir cast into the concrete cap. As a result of the poor visual inspection of this facility, the dam is considered to be in very poor condition. It is small in size with a significant hazard potential. The recommendations and remedial measure should be implemented as soon as possible. Keywords include: Inspection, Dam safety, Connecticut River Basin, Washington, New Hampshire, and Ashuelot River.

Download or read book National Program for Inspection of Non Federal Dams Upper Wilson Pond Dam NH 00202 Connecticut River Basin Swanzey New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1981 with total page 109 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is constructed of reinforced concrete and earth fill. It is about 225 ft. long and 16.6 ft. high. The dam is small in size with a high hazard potential. The dam is in poor condition at the present time. The spillway is capable of passing 5% of the Test Flood routed peak outflow. (Author).

Download or read book Government Reports Announcements Index written by and published by . This book was released on 1985 with total page 1250 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book National Program for Inspection of Non Federal Dams Rice Reservoir Dam NH 00141 State Number 47 14 Connecticut River Basin Claremont New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1979 with total page 84 pages. Available in PDF, EPUB and Kindle. Book excerpt: Rice Reservoir Dam has a hydraulic height of 48 ft., is 12 ft. wide, and is 980 ft. kong, It is earthen embankment dam, having a reinforced concrete core and a small chute-type spillway. The dam is in fair condition. It is intermediate in size with a significant hazard potential. Keywords include: Visual inspection, Dam safety, Connecticut River Basin, Claremont, New Hampshire, and Stevens Brook.

Download or read book National Program for Inspection of Non Federal Dams Goose Pond Dam NH 00101 Connecticut River Basin Keene New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1980 with total page 101 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is located on an unnamed tributary of the Ashuelot River. The dam is an earth embankment about 210 ft. long and 23 ft. high. The dam was originally used as a water supply but now serves only as recreation. The dam is in fair condition. The drainage area covers 1.5 square miles and is made up primarily of mountainous woodland with some pasture and minor development. It is small in size with a high hazard potential. (Author).

Download or read book National Program for Inspection of Non Federal Dams Enfield Reservoir Dam NH 00354 State Number 36 08 Connecticut River Basin Hanover New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1979 with total page 101 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a 730 ft. long earth embankment with a hydraulic height of 22 ft. The dam is in fair condition. Apparent seepage problems and erosion of the upstream slope above the riprap are of principal concern. It is small in size with a significant hazard potential. A major breach at top of dam could result in the loss of 3-5 lives and excessive property damage. (Author).

Download or read book National Program for Inspection of Non Federal Dams Minnewawa Dam NH 00104 NHWRB 151 06 Connecticut River Basin Marlborough New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1978 with total page 88 pages. Available in PDF, EPUB and Kindle. Book excerpt: Based on the visual inspection, available records and past performance, the dam is considered to be in fair condition. Based on size and hazard classifications in accordance with Corps guidelines, the test flood is the PMF. In addition to long term recommendations, there are several remedial measures which should be implemented immediately.

Download or read book National Program for Inspection of Non Federal Dams Lake Abeniki Dam NH 00173 State Number 65 03 Connecticut River Basin Dixville New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1979 with total page 98 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam has a hydraulic height of 25.2 ft. and is about 1220 ft. long. The dam is in fair condition. There are few major concerns which must be corrected. It is small in size with a high hazard classification. The test flood is the probable maximum flood. (Author).

Download or read book National Program for Inspection of Non Federal Dams Crystal Lake Dam NH 00269 Connecticut River Basin Enfield New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1978 with total page 75 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a 170 ft. long, 22 ft. high dam consisting of stone, earth, and concrete. The inspection did not disclose any findings that indicate an immediate unsafe condition. The general condition of the dam is good. The dam's spillway will not pass the required test flood. Many overhanging trees and two debris dams were noted in the downstream channel. (Author).

Download or read book National Program for Inspection of Non Federal Dams Ryegate Paper Company Dam NH 00014 State Number 17 01 Connecticut River Basin Bath New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1979 with total page 76 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam has a hydraulic height of 28 ft., has a spillway top width of 5 ft., and 485 ft. long. The dam is in fair condition. The major concern is the state of repair of the spillway and the effect that overtopping of the dam and spillway under flood conditions would have on the stability of the dam, especially the spillway itself. It is intermediate in size with a hazard potential of low. (Author).

Download or read book National Program for Inspection of Non Federal Dams Pisgah Reservoir Dam NH 00301 State Number 255 11 Connecticut River Basin Winchester New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1979 with total page 92 pages. Available in PDF, EPUB and Kindle. Book excerpt: The stone masonry dam with upstream earthfill has a hydraulic height of 30 ft. and is 90 ft. long. The dam is in poor condition. There are some major concerns which should be implemented. The dam is small in size with a significant hazard potential. The test flood is 1/2 the PMF. A major breach at top of dam probably would not result in the loss of lives, but could cause appreciable property damage.

Download or read book National Program for Inspection of Non Federal Dams Grafton Pond Dam NH 00119 NHWRB 96 01 Connecticut River Basin Grafton New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1978 with total page 86 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a gravity concrete structure which about 285 ft. long and has a maximum height of 21 ft. It is intermediate in size with a low hazard potential. The dam is in very poor condition. Deterioration of the dam's two key structural elements, the upstream facing wall and its supporting buttresses, appears to seriously threaten the integrity of the structure. Due to the nature and extent of the deficiencies in this dam, remedial measures should be implemented immediately.

Download or read book National Program for Inspection of Non Federal Dams Robertson Dam NH 00276 NHWRB Number 255 02 Connecticut River Basin Winchester New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1980 with total page 90 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a run-of-the-river dam consisting of a rock filled timber crib overflow section capped with a 10 inch thick concrete slab. It is 150 ft. long with a maximum height of 17 ft. The maximum storage capacity at top of dam is 112 acre ft. The dam is considered to be in poor condition. The dam is small in size with a significant hazard potential. (Author).

Download or read book National Program for Inspection of Non Federal Dams Silver Lake Dam NH 00062 NHWRB Number 109 01 Connecticut River Basin Harrisville New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1978 with total page 71 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is an 80 ft. long, 12 ft. high dam consisting of stone, earth and concrete. The visual inspection did not disclose any findings that indicate an immediate unsafe condition. The general condition of the dam is good. The dam's spillway will not pass the required test flood. The wet area found at the toe downstream should be examined when there is no flow through the spillway to determine if it is resulting from seepage through the dam or from water through the rock slope from the spillway. (Author).

Download or read book National Program for Inspection of Non Federal Dams Murphy Dam NH 00185 Connecticut River Basin Pittsburg New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1981 with total page 168 pages. Available in PDF, EPUB and Kindle. Book excerpt: Murphy Dam consists of an earth embankment dam with a side approach channel overflow spillway. The crest length of the dam embankment is 2,200 ft. with a hydraulic height of 106 ft. The dam consists of an earth embankment dam with a side approach channel overflow spillway. It is large in size with a high hazard potential. The dam is in good condition. Although some deficiencies were noted, there was no evidence of settlement, lateral movement or other signs of structural failure, or other conditions which would warrant urgent remedial action. Keywords include: Inspection, Dam safety, Connecticut River Basin, and Pittsburg New Hampshire.

Download or read book National Program for Inspection of Non Federal Dams Dole Reservoir Dam Dike NH 00143 NH 00483 NHWRB Number 47 17 Connecticut River Basin Claremont New Hampshire Phase I Inspection Report written by CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV. and published by . This book was released on 1980 with total page 117 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a concrete buttress structure with extensive earthfill at the downstream face. It is 526 ft. high and 43 ft high. The dam is considered to be in poor condition and the dike is considered to be in fair condition. Major soft, wet area with active seepage discharge at the downstream toe of the dam near the right abutment is among major concerns. It is intermediate in size with a high hazard potential.