US Bridges

HWY Central ST over Water Shumatuscacant Riv

Good

Plymouth County, Massachusetts · .5 MI E of RTE 18 · Structure no. A0100641CMUNNBI

Built
1956
69 years old, rebuilt 2023
Condition
Good
inspected March 2024
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
10,345
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Central ST over Water Shumatuscacant Riv is a prestressed concrete slab carrying HWY Central ST over Water Shumatuscacant Riv in Plymouth County, Massachusetts. It was built in 1956 and reconstructed in 2023, 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 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 10,345 vehicles a day, roughly 11% of them trucks, projected to reach 12,161 by 2032. The structure is 23 ft (7 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHWY Central ST
CrossesWater Shumatuscacant Riv
Location.5 MI E of RTE 18
RouteCity Street 0
Coordinates42.11427, -70.94192
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.8 US tons
Inventory rating47.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width42 ft (12.7 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,345 (2024)
Projected traffic12,161 by 2032
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Central ST over Water Shumatuscacant Riv built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2023.

What condition is HWY Central ST over Water Shumatuscacant Riv 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 March 2024.

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

About 10,345 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is HWY Central ST over Water Shumatuscacant Riv?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 42 ft wide.

Who owns HWY Central ST over Water Shumatuscacant Riv?

It is owned by the Town or Township Highway Agency.