US Bridges

HWY Nemasket ST over Water Nemasket River

Good

Plymouth County, Massachusetts · Just SW of RTE 44 · Structure no. M18012427MUNNBI

Built
2004
21 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
84 ft
2 main spans
Daily traffic
2,786
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Nemasket ST over Water Nemasket River is a concrete continuous tee beam carrying HWY Nemasket ST over Water Nemasket River in Plymouth County, Massachusetts. It was built in 2004, so it is 21 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,786 vehicles a day, roughly 3% of them trucks, projected to reach 3,948 by 2031. The structure is 84 ft (25.7 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHWY Nemasket ST
CrossesWater Nemasket River
LocationJust SW of RTE 44
RouteCity Street 0
Coordinates41.90652, -70.91324
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating91.3 US tons
Inventory rating54.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length84 ft (25.7 m)
Longest span37 ft (11.2 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,786 (2024)
Projected traffic3,948 by 2031
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Nemasket ST over Water Nemasket River built?

It was built in 2004, making it 21 years old in 2025.

What condition is HWY Nemasket ST over Water Nemasket River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does HWY Nemasket ST over Water Nemasket River carry?

About 2,786 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is HWY Nemasket ST over Water Nemasket River?

The structure is 84 ft (25.7 m) long with a longest span of 37 ft (11.2 m) and a deck 34 ft wide.

Who owns HWY Nemasket ST over Water Nemasket River?

It is owned by the Town or Township Highway Agency.