US Bridges

HWY Longwood Ave over TR Green Line D

Fair

Norfolk County, Massachusetts · Over Green Line · Structure no. B270074UQMBTNBI

Built
1897
128 years old
Condition
Fair
inspected November 2022
Type
Arch - Deck
Masonry
Length
34 ft
1 main span
Daily traffic
15,435
2022 count
Owner
State
Other State Agency

About this bridge

HWY Longwood Ave over TR Green Line D is a masonry arch - deck carrying HWY Longwood Ave over TR Green Line D in Norfolk County, Massachusetts. It was built in 1897, so it is 128 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 15,435 vehicles a day, roughly 4% of them trucks, projected to reach 12,950 by 2031. The structure is 34 ft (10.5 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHWY Longwood Ave
CrossesTR Green Line D
LocationOver Green Line
RouteCity Street 0
CountyNorfolk County
StateMassachusetts
Coordinates42.34045, -71.11101
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
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 2022
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.1 US tons
Inventory rating44 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length34 ft (10.5 m)
Longest span31 ft (9.6 m)
Deck width61 ft (18.5 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,435 (2022)
Projected traffic12,950 by 2031
Trucks4%
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

OwnerOther State 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$2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Longwood Ave over TR Green Line D built?

It was built in 1897, making it 128 years old in 2025.

What condition is HWY Longwood Ave over TR Green Line D 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 2022.

How much traffic does HWY Longwood Ave over TR Green Line D carry?

About 15,435 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is HWY Longwood Ave over TR Green Line D?

The structure is 34 ft (10.5 m) long with a longest span of 31 ft (9.6 m) and a deck 61 ft wide.

Who owns HWY Longwood Ave over TR Green Line D?

It is owned by the Other State Agency and maintained by the State Highway Agency.