US Bridges

HWY Adams ST over Water Shumatuscacant Riv

Fair

Plymouth County, Massachusetts · .25 Mi. Ne. of Rte. 18 · Structure no. A0100441DMUNNBI

Built
1956
69 years old
Condition
Fair
inspected September 2023
Type
Slab
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
4,000
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Adams ST over Water Shumatuscacant Riv is a prestressed concrete slab carrying HWY Adams ST over Water Shumatuscacant Riv in Plymouth County, Massachusetts. It was built in 1956, so it is 69 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,000 vehicles a day, roughly 6% of them trucks, projected to reach 8,212 by 2032. The structure is 29 ft (8.8 m) long and 48 ft wide.

Location

Open in Google Maps
CarriesHWY Adams ST
CrossesWater Shumatuscacant Riv
Location.25 Mi. Ne. of Rte. 18
RouteCity Street 0
CountyPlymouth County
StateMassachusetts
Coordinates42.1241, -70.94641
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.3 US tons
Inventory rating60.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length29 ft (8.8 m)
Longest span26 ft (7.9 m)
Deck width48 ft (14.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2023)
Projected traffic8,212 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$905,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Adams ST over Water Shumatuscacant Riv built?

It was built in 1956, making it 69 years old in 2025.

What condition is HWY Adams ST over Water Shumatuscacant Riv in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does HWY Adams ST over Water Shumatuscacant Riv carry?

About 4,000 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is HWY Adams ST over Water Shumatuscacant Riv?

The structure is 29 ft (8.8 m) long with a longest span of 26 ft (7.9 m) and a deck 48 ft wide.

Who owns HWY Adams ST over Water Shumatuscacant Riv?

It is owned by the Town or Township Highway Agency.