US Bridges

US Route 1 over Nevins Brook

Fair

New London County, Connecticut · 0.5 MI S of Route 156 · Structure no. 01905

Built
2006
19 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
15,600
2023 count
Owner
State
State Highway Agency

About this bridge

US Route 1 over Nevins Brook is a prestressed concrete box beam or girders - multiple carrying US Route 1 over Nevins Brook in New London County, Connecticut. It was built in 2006, so it is 19 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 15,600 vehicles a day, roughly 6% of them trucks, projected to reach 23,180 by 2043. The structure is 32 ft (9.7 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS Route 1
CrossesNevins Brook
Location0.5 MI S of Route 156
RouteU.S. Route 1
Coordinates41.34601, -72.13875
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.7 US tons
Inventory rating60.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length32 ft (9.7 m)
Longest span31 ft (9.4 m)
Deck width59 ft (18.1 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,600 (2023)
Projected traffic23,180 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US Route 1 over Nevins Brook built?

It was built in 2006, making it 19 years old in 2025.

What condition is US Route 1 over Nevins Brook 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 January 2024.

How much traffic does US Route 1 over Nevins Brook carry?

About 15,600 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US Route 1 over Nevins Brook?

The structure is 32 ft (9.7 m) long with a longest span of 31 ft (9.4 m) and a deck 59 ft wide.

Who owns US Route 1 over Nevins Brook?

It is owned by the State Highway Agency.