Download or read book National Program for Inspection of Non Federal Dams Hillsborough Mills Dam NH 00258 Merrimack River Basin Wilton 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 80 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a concrete and stone masonry gravity dam with an overall length of about 200 ft. The dam is 23 ft. high. The dam is small in size with a low hazard potential. The test flood flow at the dam is taken as the 100 yr. flood. The dam is in poor condition at the present time. It is recommended that a registered professional engineer be retained by the owner to perform additional studies. (Author).

Download or read book National Program for Inspection of Non Federal Dams Souhegan River Watershed Dam Number 10A NH 00264 NHWRB 254 33 Merrimack River Basin Wilton 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 96 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.

Download or read book National Program for Inspection of Non Federal Dams Ward Dam NH 00262 NHWRB 254 18 Merrimack River Basin West Wilton 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 93 pages. Available in PDF, EPUB and Kindle. Book excerpt: Ward Dam is a gravity arch structure constructed of rubble stone and split stone masonry, founded on bedrock. It is approximately 260 ft. long and 18 ft. high, For the purposes of this report, the top of the dam has been taken to be the top of the training wall at the right abutment. The overflow type spillway has a crest length of 29 ft. and is 14.5 ft. above the streambed. The dam is in poor condition at the present time. It is recommended that the owner undertake remedial measures within one year of receipts of the Phase I report. Keywords include: Visual inspection, Dam safety, Merrimack River Basin, West Wilton, New Hampshire, and Blood Brook, a tributary of the Souhegan River.

Download or read book Government Reports Annual Index written by and published by . This book was released on 1985 with total page 1016 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sections 1-2. Keyword Index.--Section 3. Personal author index.--Section 4. Corporate author index.-- Section 5. Contract/grant number index, NTIS order/report number index 1-E.--Section 6. NTIS order/report number index F-Z.

Download or read book Government Reports Announcements Index written by and published by . This book was released on 1985-10 with total page 444 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book National Program for Inspection of Non Federal Dams Merrimack Village Dam NH 00115 Merrimack River Basin Merrimack 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 68 pages. Available in PDF, EPUB and Kindle. Book excerpt: The concrete dam is about 180 ft. long and is constructed on a circular arc. It is small in size with a low hazard potential classification. The dam is in fair condition. At the present time, there is no way to draw down the level of the reservoir. A program of annual technical inspections of the dam should be undertaken.

Download or read book National Program for Inspection of Non Federal Dams Souhegan River Watershed Dam Number 26 NH 00207 NHWRB 234 08 Merrimack River Basin Temple 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 100 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.

Download or read book National Program for Inspection of Non Federal Dams Abbott Memorial Trust Dam NH 00260 NHWRB 254 05 Merrimack River Basin Wilton 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 68 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is an 81 ft. long concrete and stone masonry gravity dam. The spillway is about 60 ft. long and is founded on bedrock. The dam is small in size with a low hazard classification. The dam is small in size with a low hazard classification. The dam is in fair condition at the present time and requires some routine maintenance. (Author).

Download or read book National Program for Inspection of Non Federal Dams Pittsfield Mill Dam NH 00120 NHWRB 195 11 Merrimack River Basin Pittsfield 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: The dam is a 21 ft. high, 280 ft. long concrete and stone gravity dam. It is intermediate in size with a high hazard potential classification. The dam is in fair condition, is stable and has successfully withstood major floods without distress. (Author).

Download or read book National Program for Inspection of Non Federal Dams Lake Franklin Pierce Dam NH 00199 NHWRB 116 04 Merrimack River Basin Hillsboro 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: Lake Franklin Pierce Dam consists of a central concrete gravity ogee spillway with earth dike embankments. Total length is 1,870 ft. and maximum height is 43 ft. The dam is assessed to be in fair condition. No serious problems were detected, although some suspicious seepage was noted which should be monitored closely. Overtopping potential is considered high. Keywords include: Visual inspection, Dam safety.

Download or read book National Program for Inspection of Non Federal Dams Noone Mills Dam NH 00427 NHWRB Number 191 02 Merrimack River Basin Peterborough 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 116 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a stone-filled, concrete capped gravity overflow structure about 20 ft. high and 267 ft. long. The dam is considered to be in poor condition. It is small in size with a high hazard classification. There are a few major concerns which must be attended to. The potential for the loss of more than a few lives and extensive economic loss would exist. (Author).

Download or read book National Program for Inspection of Non Federal Dams Souhegan River Watershed Dam Number 25B NH 00476 NHWRB 234 12 Merrimack River Basin Temple Wilton 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 115 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.

Download or read book National Program for Inspection of Non Federal Dams Wheeler Dam NH 00028 Arlington Mill Reservoir Merrimack River Basin Salem 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 78 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is a concrete gravity dam with earth abutments. It is 730 ft. long and the maximum height of it is 54 ft. The dam is assessed to be in poor condition due to unusual and severe concrete surface spalling, aggravated in places by erosion. (Author).

Download or read book National Program for Inspection of Non Federal Dams Stockwell Brook Dam NH 00261 NHWRB 254 09 Merrimack River Basin Wilton 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 96 pages. Available in PDF, EPUB and Kindle. Book excerpt: Stockwell Brook Dam is an earth dam with a concrete cut-off wall. The dam is approximately 139 feet long and 24 feet high. The spillway is a drop chamber structure with two waste pipes draining the chamber. The weir length at the top of the spillway is 8 feet, and the crest level can be adjusted through the use of stop logs. The dam is small in size with a significant hazard potential. This type of spillway is very susceptible to obstruction by ice and other debris. The dam is in fair condition at the present time. Improved maintenance is required at the dam. Keywords include: Inspection, Dam safety, Merrimack River Basin, Wilton, New Hampshire, and Stockwell Brook.

Download or read book National Program for Inspection of Non Federal Dams Souhegan River Watershed Dam Number 13 NH 00432 00481 NHWRB175 20 Merrimack River Basin New Ipswich 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 102 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.

Download or read book National Program for Inspection of Non Federal Dams Lochmere Dam NH 00015 NHWRB 21 07 Merrimack River Basin Belmont 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 79 pages. Available in PDF, EPUB and Kindle. Book excerpt: The dam is 223 ft. long and about 14 ft. high. The dam is intermediate in size with a hazard potential of significant. The dam is in good condition at the present time. Only a few relatively minor operating and maintenance improvements are necessary. The owner should implement a formal, written flood and emergency warning system. (Author).

Download or read book National Program for Inspection of Non Federal Dams Souhegan River Watershed Dam Number 14 NH 00433 NHWRB 175 01 Merrimack River Basin New Ipswich 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 85 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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.