US Bridges

US 3 Memorial DR over HWY Brookline ST

Poor

Middlesex County, Massachusetts · .2 MI from City Line · Structure no. C010264DFDOTNBI

Built
1940
85 years old, rebuilt 1982
Condition
Poor
inspected July 2024
Type
Girder and Floorbeam System
Steel
Length
600 ft
6 main spans
Daily traffic
18,503
2023 count
Owner
State
State Highway Agency

About this bridge

US 3 Memorial DR over HWY Brookline ST is a steel girder and floorbeam system carrying US 3 Memorial DR over HWY Brookline ST in Middlesex County, Massachusetts. It was built in 1940 and reconstructed in 1982, so it is 85 years old, older than the Massachusetts average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 18,503 vehicles a day, projected to reach 47,379 by 2031. The structure is 600 ft (182.9 m) long and 54 ft wide.

CarriesUS 3 Memorial DR
CrossesHWY Brookline ST
Location.2 MI from City Line
RouteU.S. Route 3
Coordinates42.35403, -71.11029
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourBridge not over waterway
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating11.5 US tons
Inventory rating6.7 US tons

Structure

MaterialSteel
DeckClosed grating
Main spans6
Design loadH 20
Structure length600 ft (182.9 m)
Longest span100 ft (30.5 m)
Deck width54 ft (16.5 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,503 (2023)
Projected traffic47,379 by 2031
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$59.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 3 Memorial DR over HWY Brookline ST built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1982.

What condition is US 3 Memorial DR over HWY Brookline ST in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does US 3 Memorial DR over HWY Brookline ST carry?

About 18,503 vehicles per day (2023 count).

How long is US 3 Memorial DR over HWY Brookline ST?

The structure is 600 ft (182.9 m) long with a longest span of 100 ft (30.5 m) and a deck 54 ft wide.

Who owns US 3 Memorial DR over HWY Brookline ST?

It is owned by the State Highway Agency.