National Program for Inspection of Non-Federal Dams. Sewalls Falls Dam (NH 00091), Merrimack River Basin, Concord, New Hampshire, Phase I Inspection Report.

Abstract

The dam is a run of the river type dam. It is 633 ft. long with a maximum height of 35.9 ft. The visual inspection of the dam revealed that the dam is in generally fair condition. Noted were some minor cracking and spalling of concrete on the abutments and the poor condition of the gates and mechanical operators. It is intermediate in size with a significant hazard potential. Keywords include: DAMS, INSPECTION, DAM SAFETY, Merrimack River Basin, Concord, New Hampshire, and Merrimack River.

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Document Details

Document Type
Technical Report
Publication Date
May 01, 1979
Accession Number
ADA155014

Entities

Organizations

  • New England District, U.S. Army Corps of Engineers

Tags

Communities of Interest

  • Energy and Power Technologies
  • Human Systems
  • Weapons Technologies

DTIC Thesaurus Topics

  • Concrete
  • Construction
  • Dams
  • Drainage Basins
  • Embankments
  • Engineering
  • Engineers
  • Flood Control
  • Floods
  • Gates
  • New England
  • New Hampshire
  • Riprap
  • Safety
  • Visual Inspection
  • Warning Systems
  • Water Resources

Readers

  • Hydraulic Engineering.