US Bridges

Route 49 over Pachaug River

Fair

New London County, Connecticut · .6 MI North of Route 138 · Structure no. 01012

Built
1934
91 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete
Length
43 ft
1 main span
Daily traffic
3,000
2022 count
Owner
State
State Highway Agency

About this bridge

Route 49 over Pachaug River is a concrete tee beam carrying Route 49 over Pachaug River in New London County, Connecticut. It was built in 1934, so it is 91 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 5 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 3,000 vehicles a day, roughly 6% of them trucks, projected to reach 4,458 by 2042. The structure is 43 ft (13.1 m) long and 36 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesRoute 49
CrossesPachaug River
Location.6 MI North of Route 138
RouteState Highway 49
Coordinates41.58416, -71.85539
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating28.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length43 ft (13.1 m)
Longest span40 ft (12.2 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2022)
Projected traffic4,458 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Route 49 over Pachaug River built?

It was built in 1934, making it 91 years old in 2025.

What condition is Route 49 over Pachaug 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 May 2024.

How much traffic does Route 49 over Pachaug River carry?

About 3,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Route 49 over Pachaug River?

The structure is 43 ft (13.1 m) long with a longest span of 40 ft (12.2 m) and a deck 36 ft wide.

Who owns Route 49 over Pachaug River?

It is owned by the State Highway Agency.