US Bridges

ST143 Chestrfld RD over Water W Br Mill River

Fair

Hampshire County, Massachusetts · @ Jct. of Routes 143 & 9 · Structure no. W360210K1DOTNBI

Built
1931
94 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete
Length
38 ft
1 main span
Daily traffic
1,696
2022 count
Owner
State
State Highway Agency

About this bridge

ST143 Chestrfld RD over Water W Br Mill River is a concrete tee beam carrying ST143 Chestrfld RD over Water W Br Mill River in Hampshire County, Massachusetts. It was built in 1931, so it is 94 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 1,696 vehicles a day, roughly 2% of them trucks, projected to reach 3,474 by 2033. The structure is 38 ft (11.6 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesST143 Chestrfld RD
CrossesWater W Br Mill River
Location@ Jct. of Routes 143 & 9
RouteState Highway 143
CountyHampshire County
StateMassachusetts
Coordinates42.39439, -72.73698
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.5 US tons
Inventory rating45.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length38 ft (11.6 m)
Longest span35 ft (10.7 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,696 (2022)
Projected traffic3,474 by 2033
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST143 Chestrfld RD over Water W Br Mill River built?

It was built in 1931, making it 94 years old in 2025.

What condition is ST143 Chestrfld RD over Water W Br Mill River 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 March 2024.

How much traffic does ST143 Chestrfld RD over Water W Br Mill River carry?

About 1,696 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is ST143 Chestrfld RD over Water W Br Mill River?

The structure is 38 ft (11.6 m) long with a longest span of 35 ft (10.7 m) and a deck 33 ft wide.

Who owns ST143 Chestrfld RD over Water W Br Mill River?

It is owned by the State Highway Agency.