US Bridges

HWY Broadway ST over Water Stony Brook

Fair

Middlesex County, Massachusetts · Graniteville - Section · Structure no. W2600526EMUNNBI

Built
1870
155 years old, rebuilt 1988
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
400
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Broadway ST over Water Stony Brook is a prestressed concrete slab carrying HWY Broadway ST over Water Stony Brook in Middlesex County, Massachusetts. It was built in 1870 and reconstructed in 1988, so it is 155 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 6 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 400 vehicles a day, roughly 1% of them trucks, projected to reach 4,311 by 2031. The structure is 23 ft (7 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHWY Broadway ST
CrossesWater Stony Brook
LocationGraniteville - Section
RouteCity Street 0
Coordinates42.59589, -71.46615
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.9 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length23 ft (7 m)
Longest span22 ft (6.7 m)
Deck width24 ft (7.2 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2024)
Projected traffic4,311 by 2031
Trucks1%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Broadway ST over Water Stony Brook built?

It was built in 1870, making it 155 years old in 2025. It was reconstructed in 1988.

What condition is HWY Broadway ST over Water Stony 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 September 2024.

How much traffic does HWY Broadway ST over Water Stony Brook carry?

About 400 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is HWY Broadway ST over Water Stony Brook?

The structure is 23 ft (7 m) long with a longest span of 22 ft (6.7 m) and a deck 24 ft wide.

Who owns HWY Broadway ST over Water Stony Brook?

It is owned by the Town or Township Highway Agency.