National Program for Inspection of Non-Federal Dams. Millen Lake Dam (NH 00236), NHWRB Number 245.04, Connecticut River Basin, Washington, New Hampshire. Phase I Inspection Report

National Program for Inspection of Non-Federal Dams. Millen Lake Dam (NH 00236), NHWRB Number 245.04, Connecticut River Basin, Washington, New Hampshire. Phase I Inspection Report
Title National Program for Inspection of Non-Federal Dams. Millen Lake Dam (NH 00236), NHWRB Number 245.04, Connecticut River Basin, Washington, New Hampshire. Phase I Inspection Report PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 103
Release 1980
Genre
ISBN

Download National Program for Inspection of Non-Federal Dams. Millen Lake Dam (NH 00236), NHWRB Number 245.04, Connecticut River Basin, Washington, New Hampshire. Phase I Inspection Report Book in PDF, Epub and Kindle

The dam is an earthfill gravity structure about 23 ft. high and 115 ft. long. The dam is considered to be in fair condition. It is intermediate in size with a significant hazard potential. There are various recommendations that should be implemented by the owner. (Author).

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

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
Title 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 PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 88
Release 1978
Genre
ISBN

Download 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 Book in PDF, Epub and Kindle

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.

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

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
Title 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 PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 71
Release 1978
Genre
ISBN

Download 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 Book in PDF, Epub and Kindle

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).

National Program for Inspection of Non-Federal Dams. Granite Lake Dam (NH 00336) NHWRB 166.02, Connecticut River Basin, Nelson, New Hampshire. Phase I Inspection Report

National Program for Inspection of Non-Federal Dams. Granite Lake Dam (NH 00336) NHWRB 166.02, Connecticut River Basin, Nelson, New Hampshire. Phase I Inspection Report
Title National Program for Inspection of Non-Federal Dams. Granite Lake Dam (NH 00336) NHWRB 166.02, Connecticut River Basin, Nelson, New Hampshire. Phase I Inspection Report PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 89
Release 1979
Genre
ISBN

Download National Program for Inspection of Non-Federal Dams. Granite Lake Dam (NH 00336) NHWRB 166.02, Connecticut River Basin, Nelson, New Hampshire. Phase I Inspection Report Book in PDF, Epub and Kindle

The dam is a dry rubble masonry dam with a concrete facing. It is about 78 ft. long with a maximum height to 34 ft. The overall condition of the dam is considered to be fair. At the time of the inspection the penstock opening has been sealed and the intake gate removed. It is intermediate in size with a significant hazard potential. The test flood would overtop the dam by 2.8 ft. There are various maintenance and operating measures which should be implemented.

National Program for Inspection of Non-Federal Dams. Upper Ammonoosuc Dam (NH 00370) NHWRB 182.04, Connecticut River Basin, Northumberland, New Hampshire. Phase I Inspection Report

National Program for Inspection of Non-Federal Dams. Upper Ammonoosuc Dam (NH 00370) NHWRB 182.04, Connecticut River Basin, Northumberland, New Hampshire. Phase I Inspection Report
Title National Program for Inspection of Non-Federal Dams. Upper Ammonoosuc Dam (NH 00370) NHWRB 182.04, Connecticut River Basin, Northumberland, New Hampshire. Phase I Inspection Report PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 96
Release 1981
Genre
ISBN

Download National Program for Inspection of Non-Federal Dams. Upper Ammonoosuc Dam (NH 00370) NHWRB 182.04, Connecticut River Basin, Northumberland, New Hampshire. Phase I Inspection Report Book in PDF, Epub and Kindle

The dam is constructed of rock and earth filled timber cribbing and is equipped with 6.2 ft. of nonfailing flashboards. It is about 275 ft. long and 15 ft. high. It is small in size with a high hazard potential. One half of the PMF has been adopted as the appropriate test flood. The dam is in fair condition at the present time. There are various remedial measures which require attention.

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

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
Title 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 PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 117
Release 1980
Genre
ISBN

Download 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 Book in PDF, Epub and Kindle

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.

National Program for Inspection of Non-Federal Dams. Spofford Lake Dam (NH 00356) (NHWRB 45.08), Connecticut River Basin, Chesterfield, New Hampshire. Phase I Inspection Report

National Program for Inspection of Non-Federal Dams. Spofford Lake Dam (NH 00356) (NHWRB 45.08), Connecticut River Basin, Chesterfield, New Hampshire. Phase I Inspection Report
Title National Program for Inspection of Non-Federal Dams. Spofford Lake Dam (NH 00356) (NHWRB 45.08), Connecticut River Basin, Chesterfield, New Hampshire. Phase I Inspection Report PDF eBook
Author CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV.
Publisher
Pages 73
Release 1978
Genre
ISBN

Download National Program for Inspection of Non-Federal Dams. Spofford Lake Dam (NH 00356) (NHWRB 45.08), Connecticut River Basin, Chesterfield, New Hampshire. Phase I Inspection Report Book in PDF, Epub and Kindle

The dam is an 83 ft. long earth-filled masonry crib with a maximum height of about 11 ft. It is intermediate in size with a significant hazard potential. The test flood is between the 1/2 PMF and full PMF. The dam is in fair condition, at the present time and requires some routine maintenance. Based on the dams fair condition, periodic technical inspections should be scheduled every two years. (Author).