US Bridges

HWY Front ST over Water Sudbury River

Fair

Middlesex County, Massachusetts · .1 Mi. N. of ST-135 · Structure no. A14003241MUNNBI

Built
1880
145 years old, rebuilt 1930
Condition
Fair
inspected December 2023
Type
Tee Beam
Concrete
Length
42 ft
1 main span
Daily traffic
7,170
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY Front ST over Water Sudbury River is a concrete tee beam carrying HWY Front ST over Water Sudbury River in Middlesex County, Massachusetts. It was built in 1880 and reconstructed in 1930, so it is 145 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 5 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 7,170 vehicles a day, roughly 6% of them trucks, projected to reach 11,734 by 2032. The structure is 42 ft (12.7 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHWY Front ST
CrossesWater Sudbury River
Location.1 Mi. N. of ST-135
RouteCity Street 0
Coordinates42.26021, -71.45621
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64.9 US tons
Inventory rating39.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length42 ft (12.7 m)
Longest span36 ft (11 m)
Deck width32 ft (9.8 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,170 (2022)
Projected traffic11,734 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Front ST over Water Sudbury River built?

It was built in 1880, making it 145 years old in 2025. It was reconstructed in 1930.

What condition is HWY Front ST over Water Sudbury River 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 December 2023.

How much traffic does HWY Front ST over Water Sudbury River carry?

About 7,170 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is HWY Front ST over Water Sudbury River?

The structure is 42 ft (12.7 m) long with a longest span of 36 ft (11 m) and a deck 32 ft wide.

Who owns HWY Front ST over Water Sudbury River?

It is owned by the Town or Township Highway Agency.