US Bridges

HWY NB Lowll Con over HWY Lincoln ST

Fair

Middlesex County, Massachusetts · 0.5 MI West RTE 3A · Structure no. L150742HBDOTNBI

Built
1960
65 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
17,510
2024 count
Owner
State
State Highway Agency

About this bridge

HWY NB Lowll Con over HWY Lincoln ST is a steel stringer/multi-beam or girder carrying HWY NB Lowll Con over HWY Lincoln ST in Middlesex County, Massachusetts. It was built in 1960, so it is 65 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 17,510 vehicles a day, roughly 9% of them trucks, projected to reach 42,641 by 2032. The structure is 67 ft (20.4 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHWY NB Lowll Con
CrossesHWY Lincoln ST
Location0.5 MI West RTE 3A
RouteCity Street 0
CountyMiddlesex County
StateMassachusetts
Coordinates42.62862, -71.31827
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.5 US tons
Inventory rating42.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length67 ft (20.4 m)
Longest span62 ft (18.9 m)
Deck width57 ft (17.4 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,510 (2024)
Projected traffic42,641 by 2032
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$3.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY NB Lowll Con over HWY Lincoln ST built?

It was built in 1960, making it 65 years old in 2025.

What condition is HWY NB Lowll Con over HWY Lincoln 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 December 2023.

How much traffic does HWY NB Lowll Con over HWY Lincoln ST carry?

About 17,510 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is HWY NB Lowll Con over HWY Lincoln ST?

The structure is 67 ft (20.4 m) long with a longest span of 62 ft (18.9 m) and a deck 57 ft wide.

Who owns HWY NB Lowll Con over HWY Lincoln ST?

It is owned by the State Highway Agency.