US Bridges

US 1 NE Xway over HWY Sargent ST

Fair

Suffolk County, Massachusetts · 1 MI S of ST-60 · Structure no. R050413APDOTNBI

Built
1956
69 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
90 ft
1 main span
Daily traffic
83,793
2019 count
Owner
State
State Highway Agency

About this bridge

US 1 NE Xway over HWY Sargent ST is a steel stringer/multi-beam or girder carrying US 1 NE Xway over HWY Sargent ST in Suffolk County, Massachusetts. It was built in 1956, so it is 69 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 83,793 vehicles a day, roughly 8% of them trucks, projected to reach 131,082 by 2032. The structure is 90 ft (27.4 m) long and 118 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesUS 1 NE Xway
CrossesHWY Sargent ST
Location1 MI S of ST-60
RouteU.S. Route 1
CountySuffolk County
StateMassachusetts
Coordinates42.42157, -71.02799
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
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 geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.4 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span85 ft (25.9 m)
Deck width118 ft (36.1 m)
Roadway width104 ft (31.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,793 (2019)
Projected traffic131,082 by 2032
Trucks8%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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$9.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 1 NE Xway over HWY Sargent ST built?

It was built in 1956, making it 69 years old in 2025.

What condition is US 1 NE Xway over HWY Sargent ST 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 2023.

How much traffic does US 1 NE Xway over HWY Sargent ST carry?

About 83,793 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is US 1 NE Xway over HWY Sargent ST?

The structure is 90 ft (27.4 m) long with a longest span of 85 ft (25.9 m) and a deck 118 ft wide.

Who owns US 1 NE Xway over HWY Sargent ST?

It is owned by the State Highway Agency.