US Bridges

HWY Dana Ave over RR MBTA

Fair

Suffolk County, Massachusetts · 1.3 KM W of SR138/NEP.PKW · Structure no. B161703HKDOT634

Built
1908
117 years old, rebuilt 1993
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
10,600
2023 count
Owner
State
State Highway Agency

About this bridge

HWY Dana Ave over RR MBTA is a prestressed concrete box beam or girders - multiple carrying HWY Dana Ave over RR MBTA in Suffolk County, Massachusetts. It was built in 1908 and reconstructed in 1993, so it is 117 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 10,600 vehicles a day, roughly 2% of them trucks, projected to reach 18,794 by 2032. The structure is 80 ft (24.4 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY Dana Ave
CrossesRR MBTA
Location1.3 KM W of SR138/NEP.PKW
RouteCity Street 0
CountySuffolk County
StateMassachusetts
Coordinates42.2503, -71.12271
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating92 US tons
Inventory rating35.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span76 ft (23.2 m)
Deck width51 ft (15.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,600 (2023)
Projected traffic18,794 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Dana Ave over RR MBTA built?

It was built in 1908, making it 117 years old in 2025. It was reconstructed in 1993.

What condition is HWY Dana Ave over RR MBTA 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 Dana Ave over RR MBTA carry?

About 10,600 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is HWY Dana Ave over RR MBTA?

The structure is 80 ft (24.4 m) long with a longest span of 76 ft (23.2 m) and a deck 51 ft wide.

Who owns HWY Dana Ave over RR MBTA?

It is owned by the State Highway Agency.