US Bridges

ST140 SB over RR Macrr

Fair

Bristol County, Massachusetts · CSX MP QN=26.89 · Structure no. N060373NGDOTNBI

Built
1969
56 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
124 ft
1 main span
Daily traffic
26,508
2024 count
Owner
State
State Highway Agency

About this bridge

ST140 SB over RR Macrr is a steel stringer/multi-beam or girder carrying ST140 SB over RR Macrr in Bristol County, Massachusetts. It was built in 1969, so it is 56 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 26,508 vehicles a day, roughly 12% of them trucks, projected to reach 58,750 by 2033. The structure is 124 ft (37.8 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesST140 SB
CrossesRR Macrr
LocationCSX MP QN=26.89
RouteState Highway 140
CountyBristol County
StateMassachusetts
Coordinates41.69743, -70.94709
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating21.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length124 ft (37.8 m)
Longest span121 ft (36.9 m)
Deck width45 ft (13.7 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,508 (2024)
Projected traffic58,750 by 2033
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 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$5.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST140 SB over RR Macrr built?

It was built in 1969, making it 56 years old in 2025.

What condition is ST140 SB over RR Macrr 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 February 2024.

How much traffic does ST140 SB over RR Macrr carry?

About 26,508 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is ST140 SB over RR Macrr?

The structure is 124 ft (37.8 m) long with a longest span of 121 ft (36.9 m) and a deck 45 ft wide.

Who owns ST140 SB over RR Macrr?

It is owned by the State Highway Agency.