US Bridges

Bridge ST #1 over AMTRAK

Fair

New London County, Connecticut · 0.3 MI W of US Route 1 · Structure no. 03662

Built
1936
89 years old, rebuilt 1996
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
184 ft
3 main spans
Daily traffic
2,200
2020 count
Owner
Unknown
Unknown

About this bridge

Bridge ST #1 over AMTRAK is a steel continuous stringer/multi-beam or girder carrying Bridge ST #1 over AMTRAK in New London County, Connecticut. It was built in 1936 and reconstructed in 1996, so it is 89 years old, older 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 2,200 vehicles a day, roughly 5% of them trucks, projected to reach 3,269 by 2040. The structure is 184 ft (56.1 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesBridge ST #1
CrossesAMTRAK
Location0.3 MI W of US Route 1
RouteCity Street 0
CountyNew London County
StateConnecticut
Coordinates41.36038, -72.07193
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating94.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length184 ft (56.1 m)
Longest span98 ft (29.9 m)
Deck width44 ft (13.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2020)
Projected traffic3,269 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
Maintained byOther Local Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bridge ST #1 over AMTRAK built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1996.

What condition is Bridge ST #1 over AMTRAK 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 Bridge ST #1 over AMTRAK carry?

About 2,200 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Bridge ST #1 over AMTRAK?

The structure is 184 ft (56.1 m) long with a longest span of 98 ft (29.9 m) and a deck 44 ft wide.

Who owns Bridge ST #1 over AMTRAK?

It is owned by the Unknown and maintained by the Other Local Agency.