US Bridges

ST140 E Central ST over RR Mbta/Csx

Fair

Norfolk County, Massachusetts · 0.1 MI West of Summer ST · Structure no. F080072B0DOT634

Built
1899
126 years old, rebuilt 1995
Condition
Fair
inspected November 2024
Type
Slab
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
19,237
2023 count
Owner
State
State Highway Agency

About this bridge

ST140 E Central ST over RR Mbta/Csx is a prestressed concrete slab carrying ST140 E Central ST over RR Mbta/Csx in Norfolk County, Massachusetts. It was built in 1899 and reconstructed in 1995, so it is 126 years old, older 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 19,237 vehicles a day, roughly 2% of them trucks, projected to reach 49,274 by 2031. The structure is 28 ft (8.5 m) long and 117 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesST140 E Central ST
CrossesRR Mbta/Csx
Location0.1 MI West of Summer ST
RouteState Highway 140
CountyNorfolk County
StateMassachusetts
Coordinates42.08258, -71.39708
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.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating76.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width117 ft (35.7 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,237 (2023)
Projected traffic49,274 by 2031
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST140 E Central ST over RR Mbta/Csx built?

It was built in 1899, making it 126 years old in 2025. It was reconstructed in 1995.

What condition is ST140 E Central ST over RR Mbta/Csx 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 November 2024.

How much traffic does ST140 E Central ST over RR Mbta/Csx carry?

About 19,237 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is ST140 E Central ST over RR Mbta/Csx?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m) and a deck 117 ft wide.

Who owns ST140 E Central ST over RR Mbta/Csx?

It is owned by the State Highway Agency.