US Bridges

River Road over Saugatuck River

Fair

Fairfield County, Connecticut · 1600 East of RTE 57 JCT · Structure no. 04960

Built
1957
68 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
70 ft
1 main span
Daily traffic
2,272
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

River Road over Saugatuck River is a steel stringer/multi-beam or girder carrying River Road over Saugatuck River in Fairfield County, Connecticut. It was built in 1957, so it is 68 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 2,272 vehicles a day, roughly 5% of them trucks, projected to reach 3,376 by 2044. The structure is 70 ft (21.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRiver Road
CrossesSaugatuck River
Location1600 East of RTE 57 JCT
RouteCity Street 0
Coordinates41.18829, -73.36443
Functional classUrban Local

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.
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating52.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span66 ft (20.1 m)
Deck width28 ft (8.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,272 (2024)
Projected traffic3,376 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$844,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River Road over Saugatuck River built?

It was built in 1957, making it 68 years old in 2025.

What condition is River Road over Saugatuck 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 January 2024.

How much traffic does River Road over Saugatuck River carry?

About 2,272 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is River Road over Saugatuck River?

The structure is 70 ft (21.3 m) long with a longest span of 66 ft (20.1 m) and a deck 28 ft wide.

Who owns River Road over Saugatuck River?

It is owned by the Town or Township Highway Agency.