US Bridges

ST103 Wilbur Ave over Water Coles River

Poor

Bristol County, Massachusetts · 1.7MI E of R.I.S.L. · Structure no. S350023PEDOTNBI

Built
1957
68 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
149 ft
3 main spans
Daily traffic
12,811
2023 count
Owner
State
State Highway Agency

About this bridge

ST103 Wilbur Ave over Water Coles River is a prestressed concrete stringer/multi-beam or girder carrying ST103 Wilbur Ave over Water Coles River in Bristol County, Massachusetts. It was built in 1957, so it is 68 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 12,811 vehicles a day, roughly 6% of them trucks, projected to reach 29,691 by 2032. The structure is 149 ft (45.4 m) long and 56 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesST103 Wilbur Ave
CrossesWater Coles River
Location1.7MI E of R.I.S.L.
RouteState Highway 103
Coordinates41.73364, -71.21539
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.6 US tons
Inventory rating36.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length149 ft (45.4 m)
Longest span49 ft (14.9 m)
Deck width56 ft (17.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,811 (2023)
Projected traffic29,691 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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$7.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST103 Wilbur Ave over Water Coles River built?

It was built in 1957, making it 68 years old in 2025.

What condition is ST103 Wilbur Ave over Water Coles River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does ST103 Wilbur Ave over Water Coles River carry?

About 12,811 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is ST103 Wilbur Ave over Water Coles River?

The structure is 149 ft (45.4 m) long with a longest span of 49 ft (14.9 m) and a deck 56 ft wide.

Who owns ST103 Wilbur Ave over Water Coles River?

It is owned by the State Highway Agency.