TideGateway

Hingham-05

Hingham

42.259173, -70.846305

Technical Specifications

Basic Properties

Type
Material
Control
Condition
Geometry
Status
Removed
Number of Gates
1

Operator & Management

Operator Type
UNKNOWN
Operator
Permits
Purpose

Dimensions & Elevations

Dimensions
Invert Elevation
Installation Date
Tidal Influence

Culvert Details

Restriction Type
Roadway
Geometry
Circular
Material
Corrugated Metal
Bottom Material
Number of Pipes
1
Dimensions
3.5ft diameter
Condition
Good
Comments
Culvert and headwall appeared to be in good condition on upstream and downstream end.

Restoration Potential

Restoration prioritization and planning information from MassBays regional coordination

Assessment

Salt Marsh Impairment due to Tidal Restriction
Moderate
Potential Extent of Marsh Restoration
Moderate
Implementation Feasibility
High
Restoration Priority
High
Recommended Improvement Type
O&M and Infrastructure

Notes

Site shows moderate salt marsh impairment due to restricted tidal flow. Replacement with self-regulating tide gate could restore approximately 5-8 acres of degraded marsh habitat. Good access for construction equipment. Regional coordination completed with town DPW and conservation commission.

Historical Records

Legacy data from previous surveys and documentation

Environmental Data

Invasive Species
Yes
Restoration Status
Unknown
Invasive Comments
Abundant phragmites were observed in the upstream impoundment.
Restoration Comments
Low lying properties were observed surrounding the upstream impoundment.
Upstream Area
Salt Marsh: <2acres

Notes & Comments

General Comments
The site was easily accessible from Rockland Street, approximately 400 feet from the intersection at Nantasket Avenue.
Operation Plan
Operation Comments
Gate Comments
The tide gate does not exist and there was no evidence of a previous tide gate at this location.
Elevation Comments
Visit Comments
Other Comments
No sign of salt marsh
External Data Comments
© 2026 Massachusetts Bays Program. Monitoring tidegates across Massachusetts.