US Bridges

HWY Quincy Shore over Other Parking

Fair

Suffolk County, Massachusetts · .2 MI E of I 93 · Structure no. B163904FUDOTNBI

Built
1970
55 years old, rebuilt 2012
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
252 ft
4 main spans
Daily traffic
1,200
2023 count
Owner
State
State Highway Agency

About this bridge

HWY Quincy Shore over Other Parking is a steel stringer/multi-beam or girder carrying HWY Quincy Shore over Other Parking in Suffolk County, Massachusetts. It was built in 1970 and reconstructed in 2012, so it is 55 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 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 1,200 vehicles a day, roughly 11% of them trucks, projected to reach 1,579 by 2032. The structure is 252 ft (76.9 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY Quincy Shore
CrossesOther Parking
Location.2 MI E of I 93
RouteCity Street 0
CountySuffolk County
StateMassachusetts
Coordinates42.28208, -71.03517
Functional classUrban Other Principal 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating70 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length252 ft (76.9 m)
Longest span63 ft (19.1 m)
Deck width31 ft (9.5 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,579 by 2032
Trucks11%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$4.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY Quincy Shore over Other Parking built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2012.

What condition is HWY Quincy Shore over Other Parking 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 2023.

How much traffic does HWY Quincy Shore over Other Parking carry?

About 1,200 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is HWY Quincy Shore over Other Parking?

The structure is 252 ft (76.9 m) long with a longest span of 63 ft (19.1 m) and a deck 31 ft wide.

Who owns HWY Quincy Shore over Other Parking?

It is owned by the State Highway Agency.