US Bridges

US Route 1 over Menunketesuck River

Fair

Middlesex County, Connecticut · 1.8 MI S of Route 153 · Structure no. 00348

Built
2003
22 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
88 ft
1 main span
Daily traffic
8,800
2023 count
Owner
State
State Highway Agency

About this bridge

US Route 1 over Menunketesuck River is a prestressed concrete box beam or girders - multiple carrying US Route 1 over Menunketesuck River in Middlesex County, Connecticut. It was built in 2003, so it is 22 years old, younger than the Connecticut average of 56.7 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 8,800 vehicles a day, roughly 4% of them trucks, projected to reach 13,076 by 2043. The structure is 88 ft (26.8 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS Route 1
CrossesMenunketesuck River
Location1.8 MI S of Route 153
RouteU.S. Route 1
Coordinates41.2749, -72.47703
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.7 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length88 ft (26.8 m)
Longest span83 ft (25.3 m)
Deck width51 ft (15.4 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2023)
Projected traffic13,076 by 2043
Trucks4%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US Route 1 over Menunketesuck River built?

It was built in 2003, making it 22 years old in 2025.

What condition is US Route 1 over Menunketesuck River 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 2024.

How much traffic does US Route 1 over Menunketesuck River carry?

About 8,800 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US Route 1 over Menunketesuck River?

The structure is 88 ft (26.8 m) long with a longest span of 83 ft (25.3 m) and a deck 51 ft wide.

Who owns US Route 1 over Menunketesuck River?

It is owned by the State Highway Agency.