US Bridges

HWY W Third ST over Comb Haul RD & CSX

Fair

Suffolk County, Massachusetts · .8 KM SW of D ST Office · Structure no. B162073GTDOT634

Built
1918
107 years old
Condition
Fair
inspected November 2024
Type
Girder and Floorbeam System
Steel
Length
66 ft
1 main span
Daily traffic
1,600
2024 count
Owner
State
State Highway Agency

About this bridge

HWY W Third ST over Comb Haul RD & CSX is a steel girder and floorbeam system carrying HWY W Third ST over Comb Haul RD & CSX in Suffolk County, Massachusetts. It was built in 1918, so it is 107 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 1,600 vehicles a day, projected to reach 6,159 by 2031. The structure is 66 ft (20.1 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHWY W Third ST
CrossesComb Haul RD & CSX
Location.8 KM SW of D ST Office
RouteCity Street 0
CountySuffolk County
StateMassachusetts
Coordinates42.34193, -71.05352
Functional classUrban Local

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 2024
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.6 US tons
Inventory rating35.6 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span60 ft (18.3 m)
Deck width51 ft (15.5 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2024)
Projected traffic6,159 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 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$3.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY W Third ST over Comb Haul RD & CSX built?

It was built in 1918, making it 107 years old in 2025.

What condition is HWY W Third ST over Comb Haul RD & 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 November 2024.

How much traffic does HWY W Third ST over Comb Haul RD & CSX carry?

About 1,600 vehicles per day (2024 count).

How long is HWY W Third ST over Comb Haul RD & CSX?

The structure is 66 ft (20.1 m) long with a longest span of 60 ft (18.3 m) and a deck 51 ft wide.

Who owns HWY W Third ST over Comb Haul RD & CSX?

It is owned by the State Highway Agency.