US Bridges

HWY Herbert ST over Water Beaver Dam Brook

Good

Middlesex County, Massachusetts · At Corner of Tripp St. · Structure no. F07029B7MMUNNBI

Built
2009
16 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
8,300
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Herbert ST over Water Beaver Dam Brook is a concrete slab carrying HWY Herbert ST over Water Beaver Dam Brook in Middlesex County, Massachusetts. It was built in 2009, so it is 16 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 8,300 vehicles a day, roughly 5% of them trucks, projected to reach 13,108 by 2032. The structure is 32 ft (9.7 m) long and 50 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHWY Herbert ST
CrossesWater Beaver Dam Brook
LocationAt Corner of Tripp St.
RouteCity Street 0
Coordinates42.27009, -71.41327
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
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 alignment6: Equal to present minimum criteria
Operating rating87.3 US tons
Inventory rating52.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length32 ft (9.7 m)
Longest span29 ft (8.7 m)
Deck width50 ft (15.3 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2013)
Projected traffic13,108 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$586,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Herbert ST over Water Beaver Dam Brook built?

It was built in 2009, making it 16 years old in 2025.

What condition is HWY Herbert ST over Water Beaver Dam 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 December 2023.

How much traffic does HWY Herbert ST over Water Beaver Dam Brook carry?

About 8,300 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is HWY Herbert ST over Water Beaver Dam Brook?

The structure is 32 ft (9.7 m) long with a longest span of 29 ft (8.7 m) and a deck 50 ft wide.

Who owns HWY Herbert ST over Water Beaver Dam Brook?

It is owned by the Town or Township Highway Agency.