US Bridges

HWY Willmsbrg RD over Water West Brook Spilway

Good

Franklin County, Massachusetts · South End Nhamp Resvoir · Structure no. W330120TRMUNNBI

Built
1993
32 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
260
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Willmsbrg RD over Water West Brook Spilway is a prestressed concrete box beam or girders - multiple carrying HWY Willmsbrg RD over Water West Brook Spilway in Franklin County, Massachusetts. It was built in 1993, so it is 32 years old, younger than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 260 vehicles a day, projected to reach 411 by 2033. The structure is 61 ft (18.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHWY Willmsbrg RD
CrossesWater West Brook Spilway
LocationSouth End Nhamp Resvoir
RouteCity Street 0
Coordinates42.43719, -72.68369
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating89.6 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span58 ft (17.8 m)
Deck width28 ft (8.5 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2018)
Projected traffic411 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Willmsbrg RD over Water West Brook Spilway built?

It was built in 1993, making it 32 years old in 2025.

What condition is HWY Willmsbrg RD over Water West Brook Spilway in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does HWY Willmsbrg RD over Water West Brook Spilway carry?

About 260 vehicles per day (2018 count).

How long is HWY Willmsbrg RD over Water West Brook Spilway?

The structure is 61 ft (18.6 m) long with a longest span of 58 ft (17.8 m) and a deck 28 ft wide.

Who owns HWY Willmsbrg RD over Water West Brook Spilway?

It is owned by the Town or Township Highway Agency.