US Bridges

ST 24 over ST140 County ST

Poor

Bristol County, Massachusetts · At ST 140 · Structure no. T010463MPDOTNBI

Built
1951
74 years old
Condition
Poor
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
108 ft
1 main span
Daily traffic
50,018
2022 count
Owner
State
State Highway Agency

About this bridge

ST 24 over ST140 County ST is a steel stringer/multi-beam or girder carrying ST 24 over ST140 County ST in Bristol County, Massachusetts. It was built in 1951, so it is 74 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 50,018 vehicles a day, roughly 7% of them trucks, projected to reach 107,550 by 2032. The structure is 108 ft (32.8 m) long and 78 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesST 24
CrossesST140 County ST
LocationAt ST 140
RouteState Highway 24
CountyBristol County
StateMassachusetts
Coordinates41.8721, -71.05552
Functional classUrban Principal Arterial - Other Freeway or Expressway

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating24.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length108 ft (32.8 m)
Longest span103 ft (31.4 m)
Deck width78 ft (23.9 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,018 (2022)
Projected traffic107,550 by 2032
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$17.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST 24 over ST140 County ST built?

It was built in 1951, making it 74 years old in 2025.

What condition is ST 24 over ST140 County ST 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 December 2023.

How much traffic does ST 24 over ST140 County ST carry?

About 50,018 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is ST 24 over ST140 County ST?

The structure is 108 ft (32.8 m) long with a longest span of 103 ft (31.4 m) and a deck 78 ft wide.

Who owns ST 24 over ST140 County ST?

It is owned by the State Highway Agency.