US Bridges

ST 57 Whitney RD over Water Konkapot River

Good

Berkshire County, Massachusetts · 300 N of Hatchery RD · Structure no. N0801601CMUNNBI

Built
1940
85 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
1,286
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

ST 57 Whitney RD over Water Konkapot River is a concrete tee beam carrying ST 57 Whitney RD over Water Konkapot River in Berkshire County, Massachusetts. It was built in 1940, so it is 85 years old, older 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 1,286 vehicles a day, roughly 5% of them trucks, projected to reach 2,053 by 2031. The structure is 42 ft (12.8 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesST 57 Whitney RD
CrossesWater Konkapot River
Location300 N of Hatchery RD
RouteState Highway 57
Coordinates42.16098, -73.25866
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating28.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length42 ft (12.8 m)
Longest span38 ft (11.6 m)
Deck width35 ft (10.8 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,286 (2024)
Projected traffic2,053 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was ST 57 Whitney RD over Water Konkapot River built?

It was built in 1940, making it 85 years old in 2025.

What condition is ST 57 Whitney RD over Water Konkapot River 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 July 2024.

How much traffic does ST 57 Whitney RD over Water Konkapot River carry?

About 1,286 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is ST 57 Whitney RD over Water Konkapot River?

The structure is 42 ft (12.8 m) long with a longest span of 38 ft (11.6 m) and a deck 35 ft wide.

Who owns ST 57 Whitney RD over Water Konkapot River?

It is owned by the Town or Township Highway Agency.