US Bridges

HWY Main ST over ST 9 Worcester RD

Fair

Middlesex County, Massachusetts · .4 MI S of I-90 · Structure no. F07040275DOTNBI

Built
1967
58 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
118 ft
2 main spans
Daily traffic
38,300
2013 count
Owner
State
State Highway Agency

About this bridge

HWY Main ST over ST 9 Worcester RD is a prestressed concrete stringer/multi-beam or girder carrying HWY Main ST over ST 9 Worcester RD in Middlesex County, Massachusetts. It was built in 1967, so it is 58 years old, younger 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 38,300 vehicles a day, roughly 10% of them trucks, projected to reach 60,487 by 2032. The structure is 118 ft (36 m) long and 99 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHWY Main ST
CrossesST 9 Worcester RD
Location.4 MI S of I-90
RouteCity Street 0
CountyMiddlesex County
StateMassachusetts
Coordinates42.30016, -71.43444
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.3 US tons
Inventory rating48.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length118 ft (36 m)
Longest span51 ft (15.5 m)
Deck width99 ft (30.1 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,300 (2013)
Projected traffic60,487 by 2032
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$10.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Main ST over ST 9 Worcester RD built?

It was built in 1967, making it 58 years old in 2025.

What condition is HWY Main ST over ST 9 Worcester RD 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 November 2023.

How much traffic does HWY Main ST over ST 9 Worcester RD carry?

About 38,300 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is HWY Main ST over ST 9 Worcester RD?

The structure is 118 ft (36 m) long with a longest span of 51 ft (15.5 m) and a deck 99 ft wide.

Who owns HWY Main ST over ST 9 Worcester RD?

It is owned by the State Highway Agency.