US Bridges

US 7 Willmstwn RD over Water Town Brook

Fair

Berkshire County, Massachusetts · 0.2MI N of Brodie Mtn. RD · Structure no. L0300709YDOTNBI

Built
1961
64 years old
Condition
Fair
inspected December 2023
Type
Slab
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
6,983
2017 count
Owner
State
State Highway Agency

About this bridge

US 7 Willmstwn RD over Water Town Brook is a prestressed concrete slab carrying US 7 Willmstwn RD over Water Town Brook in Berkshire County, Massachusetts. It was built in 1961, so it is 64 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 6,983 vehicles a day, roughly 10% of them trucks, projected to reach 9,223 by 2032. The structure is 39 ft (12 m) long and 48 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesUS 7 Willmstwn RD
CrossesWater Town Brook
Location0.2MI N of Brodie Mtn. RD
RouteU.S. Route 7
Coordinates42.57708, -73.24957
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
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length39 ft (12 m)
Longest span37 ft (11.4 m)
Deck width48 ft (14.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,983 (2017)
Projected traffic9,223 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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$1.9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 7 Willmstwn RD over Water Town Brook built?

It was built in 1961, making it 64 years old in 2025.

What condition is US 7 Willmstwn RD over Water Town Brook 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 US 7 Willmstwn RD over Water Town Brook carry?

About 6,983 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is US 7 Willmstwn RD over Water Town Brook?

The structure is 39 ft (12 m) long with a longest span of 37 ft (11.4 m) and a deck 48 ft wide.

Who owns US 7 Willmstwn RD over Water Town Brook?

It is owned by the State Highway Agency.