US Bridges

HWY W Squ Off Rp over Other Relief

Fair

Norfolk County, Massachusetts · At N. Quincy T Station · Structure no. Q01003B33DOTNBI

Built
1969
56 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
199 ft
3 main spans
Daily traffic
1,939
2023 count
Owner
State
State Highway Agency

About this bridge

HWY W Squ Off Rp over Other Relief is a prestressed concrete box beam or girders - single or spread carrying HWY W Squ Off Rp over Other Relief in Norfolk County, Massachusetts. It was built in 1969, so it is 56 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 1,939 vehicles a day, roughly 6% of them trucks, projected to reach 7,896 by 2032. The structure is 199 ft (60.8 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHWY W Squ Off Rp
CrossesOther Relief
LocationAt N. Quincy T Station
RouteCity Street 0
CountyNorfolk County
StateMassachusetts
Coordinates42.27486, -71.02978
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.7 US tons
Inventory rating34 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length199 ft (60.8 m)
Longest span67 ft (20.3 m)
Deck width32 ft (9.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,939 (2023)
Projected traffic7,896 by 2032
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed1.9 mi (3 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$5.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY W Squ Off Rp over Other Relief built?

It was built in 1969, making it 56 years old in 2025.

What condition is HWY W Squ Off Rp over Other Relief 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 May 2023.

How much traffic does HWY W Squ Off Rp over Other Relief carry?

About 1,939 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is HWY W Squ Off Rp over Other Relief?

The structure is 199 ft (60.8 m) long with a longest span of 67 ft (20.3 m) and a deck 32 ft wide.

Who owns HWY W Squ Off Rp over Other Relief?

It is owned by the State Highway Agency.