US Bridges

SR 635 over Rt 32+RAMP 3 I-95 TR 817

Fair

New London County, Connecticut · 0.4 MI N of I-95 · Structure no. 02897

Built
1973
52 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
262 ft
2 main spans
Daily traffic
5,600
2023 count
Owner
State
State Highway Agency

About this bridge

SR 635 over Rt 32+RAMP 3 I-95 TR 817 is a steel continuous stringer/multi-beam or girder carrying SR 635 over Rt 32+RAMP 3 I-95 TR 817 in New London County, Connecticut. It was built in 1973, so it is 52 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 5,600 vehicles a day, roughly 5% of them trucks, projected to reach 8,321 by 2043. The structure is 262 ft (79.9 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 635
CrossesRt 32+RAMP 3 I-95 TR 817
Location0.4 MI N of I-95
RouteState Highway 635
CountyNew London County
StateConnecticut
Coordinates41.37101, -72.10401
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length262 ft (79.9 m)
Longest span140 ft (42.7 m)
Deck width57 ft (17.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2023)
Projected traffic8,321 by 2043
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 635 over Rt 32+RAMP 3 I-95 TR 817 built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR 635 over Rt 32+RAMP 3 I-95 TR 817 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 November 2024.

How much traffic does SR 635 over Rt 32+RAMP 3 I-95 TR 817 carry?

About 5,600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 635 over Rt 32+RAMP 3 I-95 TR 817?

The structure is 262 ft (79.9 m) long with a longest span of 140 ft (42.7 m) and a deck 57 ft wide.

Who owns SR 635 over Rt 32+RAMP 3 I-95 TR 817?

It is owned by the State Highway Agency.