US Bridges

HWY North ST over Water Muddy Brook

PoorPosted for load

Hampshire County, Massachusetts · .2 MI E of Greenwich RD · Structure no. W050120NEMUNNBI

Built
1939
86 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
1,422
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY North ST over Water Muddy Brook is a steel stringer/multi-beam or girder carrying HWY North ST over Water Muddy Brook in Hampshire County, Massachusetts. It was built in 1939, so it is 86 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,422 vehicles a day, roughly 6% of them trucks, projected to reach 3,159 by 2032. The structure is 40 ft (12.3 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHWY North ST
CrossesWater Muddy Brook
Location.2 MI E of Greenwich RD
RouteCity Street 0
Coordinates42.27458, -72.24366
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating60.1 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length40 ft (12.3 m)
Longest span37 ft (11.3 m)
Deck width34 ft (10.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,422 (2019)
Projected traffic3,159 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY North ST over Water Muddy Brook built?

It was built in 1939, making it 86 years old in 2025.

What condition is HWY North ST over Water Muddy Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does HWY North ST over Water Muddy Brook carry?

About 1,422 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is HWY North ST over Water Muddy Brook?

The structure is 40 ft (12.3 m) long with a longest span of 37 ft (11.3 m) and a deck 34 ft wide.

Who owns HWY North ST over Water Muddy Brook?

It is owned by the Town or Township Highway Agency.