US Bridges

US 1 NE Xway over ST 60 Eb/Squire RD

Fair

Suffolk County, Massachusetts · 1.6 KM W of SR 107 · Structure no. R050383AMDOTNBI

Built
1958
67 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
142 ft
3 main spans
Daily traffic
83,500
2022 count
Owner
State
State Highway Agency

About this bridge

US 1 NE Xway over ST 60 Eb/Squire RD is a steel stringer/multi-beam or girder carrying US 1 NE Xway over ST 60 Eb/Squire RD in Suffolk County, Massachusetts. It was built in 1958, so it is 67 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. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 83,500 vehicles a day, roughly 10% of them trucks, projected to reach 119,079 by 2031. The structure is 142 ft (43.3 m) long and 101 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 1 NE Xway
CrossesST 60 Eb/Squire RD
Location1.6 KM W of SR 107
RouteU.S. Route 1
Coordinates42.42885, -71.01866
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.4 US tons
Inventory rating38.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span69 ft (21 m)
Deck width101 ft (30.9 m)
Roadway width97 ft (29.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,500 (2022)
Projected traffic119,079 by 2031
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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$13.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 1 NE Xway over ST 60 Eb/Squire RD built?

It was built in 1958, making it 67 years old in 2025.

What condition is US 1 NE Xway over ST 60 Eb/Squire RD 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 August 2024.

How much traffic does US 1 NE Xway over ST 60 Eb/Squire RD carry?

About 83,500 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is US 1 NE Xway over ST 60 Eb/Squire RD?

The structure is 142 ft (43.3 m) long with a longest span of 69 ft (21 m) and a deck 101 ft wide.

Who owns US 1 NE Xway over ST 60 Eb/Squire RD?

It is owned by the State Highway Agency.