US Bridges

SR 608 over Yantic River

Fair

New London County, Connecticut · At Bozrah Tl · Structure no. 01631

Built
1926
99 years old, rebuilt 1984
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
1,000
2021 count
Owner
State
State Highway Agency

About this bridge

SR 608 over Yantic River is a prestressed concrete box beam or girders - multiple carrying SR 608 over Yantic River in New London County, Connecticut. It was built in 1926 and reconstructed in 1984, so it is 99 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 1,000 vehicles a day, roughly 2% of them trucks, projected to reach 1,486 by 2041. The structure is 49 ft (14.9 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 608
CrossesYantic River
LocationAt Bozrah Tl
RouteState Highway 608
Coordinates41.57602, -72.20223
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.5 US tons
Inventory rating45.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span43 ft (13.1 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2021)
Projected traffic1,486 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 SR 608 over Yantic River built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1984.

What condition is SR 608 over Yantic 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 July 2024.

How much traffic does SR 608 over Yantic River carry?

About 1,000 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is SR 608 over Yantic River?

The structure is 49 ft (14.9 m) long with a longest span of 43 ft (13.1 m) and a deck 35 ft wide.

Who owns SR 608 over Yantic River?

It is owned by the State Highway Agency.