US Bridges

HWY South ST over Comb Quaboag R & CSX

Fair

Worcester County, Massachusetts · At JCT of ST 67 · Structure no. W070041AWDOT634

Built
1980
45 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
300 ft
4 main spans
Daily traffic
3,103
2018 count
Owner
State
State Highway Agency

About this bridge

HWY South ST over Comb Quaboag R & CSX is a steel continuous stringer/multi-beam or girder carrying HWY South ST over Comb Quaboag R & CSX in Worcester County, Massachusetts. It was built in 1980, so it is 45 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 3,103 vehicles a day, roughly 6% of them trucks, projected to reach 2,451 by 2033. The structure is 300 ft (91.4 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesHWY South ST
CrossesComb Quaboag R & CSX
LocationAt JCT of ST 67
RouteCity Street 0
CountyWorcester County
StateMassachusetts
Coordinates42.21135, -72.23462
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.7 US tons
Inventory rating28.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length300 ft (91.4 m)
Longest span116 ft (35.4 m)
Deck width35 ft (10.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,103 (2018)
Projected traffic2,451 by 2033
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$9.7 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY South ST over Comb Quaboag R & CSX built?

It was built in 1980, making it 45 years old in 2025.

What condition is HWY South ST over Comb Quaboag R & 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 March 2024.

How much traffic does HWY South ST over Comb Quaboag R & CSX carry?

About 3,103 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is HWY South ST over Comb Quaboag R & CSX?

The structure is 300 ft (91.4 m) long with a longest span of 116 ft (35.4 m) and a deck 35 ft wide.

Who owns HWY South ST over Comb Quaboag R & CSX?

It is owned by the State Highway Agency.