US Bridges

ST123 County ST over Water Ten Mile River

Fair

Bristol County, Massachusetts · In Attl. Center · Structure no. A160093UYDOTNBI

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
12,369
2022 count
Owner
State
State Highway Agency

About this bridge

ST123 County ST over Water Ten Mile River is a prestressed concrete slab carrying ST123 County ST over Water Ten Mile River in Bristol County, Massachusetts. It was built in 1967, so it is 58 years old, younger 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 5 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 12,369 vehicles a day, roughly 5% of them trucks, projected to reach 27,638 by 2032. The structure is 27 ft (8.2 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesST123 County ST
CrossesWater Ten Mile River
LocationIn Attl. Center
RouteState Highway 123
CountyBristol County
StateMassachusetts
Coordinates41.94374, -71.28518
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating54.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width50 ft (15.1 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,369 (2022)
Projected traffic27,638 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST123 County ST over Water Ten Mile River built?

It was built in 1967, making it 58 years old in 2025.

What condition is ST123 County ST over Water Ten Mile River 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 July 2023.

How much traffic does ST123 County ST over Water Ten Mile River carry?

About 12,369 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is ST123 County ST over Water Ten Mile River?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 50 ft wide.

Who owns ST123 County ST over Water Ten Mile River?

It is owned by the State Highway Agency.