US Bridges

HWY Access RD over Water Stony Brook

Good

Middlesex County, Massachusetts · At Weston Transfer Sta · Structure no. W29070BH5MUNNBI

Built
2013
12 years old
Condition
Good
inspected February 2024
Type
Slab
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
1,034
2024 count
Owner
Local
Other Local Agency

About this bridge

HWY Access RD over Water Stony Brook is a prestressed concrete slab carrying HWY Access RD over Water Stony Brook in Middlesex County, Massachusetts. It was built in 2013, so it is 12 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 1,034 vehicles a day, roughly 1% of them trucks. The structure is 33 ft (10.1 m) long and 16 ft wide.

CarriesHWY Access RD
CrossesWater Stony Brook
LocationAt Weston Transfer Sta
RouteCity Street 0
Coordinates42.37692, -71.28143
Functional classUrban Local

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,034 (2024)
Projected traffic—
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Access RD over Water Stony Brook built?

It was built in 2013, making it 12 years old in 2025.

What condition is HWY Access RD over Water Stony Brook 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 February 2024.

How much traffic does HWY Access RD over Water Stony Brook carry?

About 1,034 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is HWY Access RD over Water Stony Brook?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 16 ft wide.

Who owns HWY Access RD over Water Stony Brook?

It is owned by the Other Local Agency.