US Bridges

HWY SB Lowll Con over HWY Indstrial Ave East

Fair

Middlesex County, Massachusetts · 0.3 MI N of I-495 · Structure no. L150682HGDOTNBI

Built
1960
65 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
127 ft
3 main spans
Daily traffic
35,000
2022 count
Owner
State
State Highway Agency

About this bridge

HWY SB Lowll Con over HWY Indstrial Ave East is a steel stringer/multi-beam or girder carrying HWY SB Lowll Con over HWY Indstrial Ave East 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 6 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 35,000 vehicles a day, roughly 3% of them trucks, projected to reach 48,958 by 2032. The structure is 127 ft (38.7 m) long and 57 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesHWY SB Lowll Con
CrossesHWY Indstrial Ave East
Location0.3 MI N of I-495
CountyMiddlesex County
StateMassachusetts
Coordinates42.61377, -71.32046
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.3 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length127 ft (38.7 m)
Longest span62 ft (18.9 m)
Deck width57 ft (17.4 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,000 (2022)
Projected traffic48,958 by 2032
Trucks3%
Lanes on structure3
Traffic directionOne-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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY SB Lowll Con over HWY Indstrial Ave East built?

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

What condition is HWY SB Lowll Con over HWY Indstrial Ave East 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 February 2024.

How much traffic does HWY SB Lowll Con over HWY Indstrial Ave East carry?

About 35,000 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is HWY SB Lowll Con over HWY Indstrial Ave East?

The structure is 127 ft (38.7 m) long with a longest span of 62 ft (18.9 m) and a deck 57 ft wide.

Who owns HWY SB Lowll Con over HWY Indstrial Ave East?

It is owned by the State Highway Agency.