US Bridges

HWY Hamilton ST over RR Mbta/Csx

Fair

Worcester County, Massachusetts · 0.3 MI West of Lake Ave · Structure no. W4403123CDOT634

Built
1931
94 years old, rebuilt 1995
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
7,497
2024 count
Owner
State
State Highway Agency

About this bridge

HWY Hamilton ST over RR Mbta/Csx is a prestressed concrete box beam or girders - multiple carrying HWY Hamilton ST over RR Mbta/Csx in Worcester County, Massachusetts. It was built in 1931 and reconstructed in 1995, so it is 94 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 7,497 vehicles a day, roughly 11% of them trucks, projected to reach 22,173 by 2032. The structure is 59 ft (18 m) long and 53 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesHWY Hamilton ST
CrossesRR Mbta/Csx
Location0.3 MI West of Lake Ave
RouteCity Street 0
CountyWorcester County
StateMassachusetts
Coordinates42.25898, -71.76114
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating36.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length59 ft (18 m)
Longest span53 ft (16.2 m)
Deck width53 ft (16.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,497 (2024)
Projected traffic22,173 by 2032
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$535,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Hamilton ST over RR Mbta/Csx built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1995.

What condition is HWY Hamilton ST over RR Mbta/Csx 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 January 2025.

How much traffic does HWY Hamilton ST over RR Mbta/Csx carry?

About 7,497 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is HWY Hamilton ST over RR Mbta/Csx?

The structure is 59 ft (18 m) long with a longest span of 53 ft (16.2 m) and a deck 53 ft wide.

Who owns HWY Hamilton ST over RR Mbta/Csx?

It is owned by the State Highway Agency.