US Bridges

ST 24 SB over ST 81 Canning Blvd

Fair

Bristol County, Massachusetts · .2 MI NE of Ri Sl · Structure no. F020793MCDOTNBI

Built
1966
59 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
173 ft
2 main spans
Daily traffic
19,857
2023 count
Owner
State
State Highway Agency

About this bridge

ST 24 SB over ST 81 Canning Blvd is a steel stringer/multi-beam or girder carrying ST 24 SB over ST 81 Canning Blvd in Bristol County, Massachusetts. It was built in 1966, so it is 59 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 19,857 vehicles a day, roughly 5% of them trucks, projected to reach 56,697 by 2032. The structure is 173 ft (52.8 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesST 24 SB
CrossesST 81 Canning Blvd
Location.2 MI NE of Ri Sl
RouteState Highway 24
CountyBristol County
StateMassachusetts
Coordinates41.66849, -71.15956
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating66 US tons
Inventory rating39.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length173 ft (52.8 m)
Longest span91 ft (27.7 m)
Deck width46 ft (14.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,857 (2023)
Projected traffic56,697 by 2032
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$13.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST 24 SB over ST 81 Canning Blvd built?

It was built in 1966, making it 59 years old in 2025.

What condition is ST 24 SB over ST 81 Canning Blvd 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 December 2023.

How much traffic does ST 24 SB over ST 81 Canning Blvd carry?

About 19,857 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is ST 24 SB over ST 81 Canning Blvd?

The structure is 173 ft (52.8 m) long with a longest span of 91 ft (27.7 m) and a deck 46 ft wide.

Who owns ST 24 SB over ST 81 Canning Blvd?

It is owned by the State Highway Agency.