Accession Number:

ADA156551

Title:

National Program for Inspection of Non-Federal Dams. Big Island Pond Dam (NH 470), Merrimack River Basin, Derry, New Hampshire. Phase 1 Inspection Report

Descriptive Note:

Corporate Author:

CORPS OF ENGINEERS WALTHAM MA NEW ENGLAND DIV

Personal Author(s):

Report Date:

1978-08-01

Pagination or Media Count:

62.0

Abstract:

The dam is a stone masonry dam with earth abutments. The dam is 80 ft. long with a maximum height of 10 ft. The dam has an irregular configuration, having experienced various modifications and repairs. It is considered to be in the significant hazard category. The dam is assessed to be in overall fair condition. The owner should repair the gate and monitor the leaks, making repairs as required.

Subject Categories:

  • Civil Engineering

Distribution Statement:

APPROVED FOR PUBLIC RELEASE