US Bridges

HWY Kearney Sq over Water Eastern Canal

Fair

Middlesex County, Massachusetts · Merrimack & E.Merrimack · Structure no. L1503887NMUNNBI

Built
1835
190 years old, rebuilt 2012
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
65 ft
2 main spans
Daily traffic
16,900
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

HWY Kearney Sq over Water Eastern Canal is a steel continuous stringer/multi-beam or girder carrying HWY Kearney Sq over Water Eastern Canal in Middlesex County, Massachusetts. It was built in 1835 and reconstructed in 2012, so it is 190 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.

It carries about 16,900 vehicles a day, roughly 5% of them trucks, projected to reach 23,690 by 2018. The structure is 65 ft (19.8 m) long and 61 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHWY Kearney Sq
CrossesWater Eastern Canal
LocationMerrimack & E.Merrimack
RouteCity Street 0
Coordinates42.64524, -71.30681
Functional classUrban Other Principal Arterial

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.3 US tons
Inventory rating71.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length65 ft (19.8 m)
Longest span33 ft (10.1 m)
Deck width61 ft (18.6 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,900 (2024)
Projected traffic23,690 by 2018
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$469,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY Kearney Sq over Water Eastern Canal built?

It was built in 1835, making it 190 years old in 2025. It was reconstructed in 2012.

What condition is HWY Kearney Sq over Water Eastern Canal 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 April 2024.

How much traffic does HWY Kearney Sq over Water Eastern Canal carry?

About 16,900 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is HWY Kearney Sq over Water Eastern Canal?

The structure is 65 ft (19.8 m) long with a longest span of 33 ft (10.1 m) and a deck 61 ft wide.

Who owns HWY Kearney Sq over Water Eastern Canal?

It is owned by the City or Municipal Highway Agency.