US Bridges

HWY Mason ST over I 195

Fair

Bristol County, Massachusetts · .4 MI from Swansea T.L. · Structure no. R040193WUDOTNBI

Built
1958
67 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
291 ft
5 main spans
Daily traffic
2,068
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Mason ST over I 195 is a steel stringer/multi-beam or girder carrying HWY Mason ST over I 195 in Bristol County, Massachusetts. It was built in 1958, so it is 67 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 2,068 vehicles a day, roughly 13% of them trucks, projected to reach 4,106 by 2033. The structure is 291 ft (88.7 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHWY Mason ST
CrossesI 195
Location.4 MI from Swansea T.L.
RouteCity Street 0
CountyBristol County
StateMassachusetts
Coordinates41.77795, -71.27563
Functional classUrban Collector

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 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.7 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length291 ft (88.7 m)
Longest span80 ft (24.4 m)
Deck width42 ft (12.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,068 (2024)
Projected traffic4,106 by 2033
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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$11 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Mason ST over I 195 built?

It was built in 1958, making it 67 years old in 2025.

What condition is HWY Mason ST over I 195 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 HWY Mason ST over I 195 carry?

About 2,068 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is HWY Mason ST over I 195?

The structure is 291 ft (88.7 m) long with a longest span of 80 ft (24.4 m) and a deck 42 ft wide.

Who owns HWY Mason ST over I 195?

It is owned by the State Highway Agency.