US Bridges

Grays Bridge Road over Still River

Fair

Fairfield County, Connecticut · 1 Mile NE Int RTE 202 · Structure no. 03923

Built
1975
50 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
161 ft
1 main span
Daily traffic
9,600
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Grays Bridge Road over Still River is a steel stringer/multi-beam or girder carrying Grays Bridge Road over Still River in Fairfield County, Connecticut. It was built in 1975, so it is 50 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 9,600 vehicles a day, roughly 5% of them trucks, projected to reach 14,265 by 2042. The structure is 161 ft (49.1 m) long and 52 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGrays Bridge Road
CrossesStill River
Location1 Mile NE Int RTE 202
RouteCity Street 0
Coordinates41.43988, -73.39836
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length161 ft (49.1 m)
Longest span155 ft (47.2 m)
Deck width52 ft (16 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,600 (2022)
Projected traffic14,265 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Grays Bridge Road over Still River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Grays Bridge Road over Still 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 June 2023.

How much traffic does Grays Bridge Road over Still River carry?

About 9,600 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Grays Bridge Road over Still River?

The structure is 161 ft (49.1 m) long with a longest span of 155 ft (47.2 m) and a deck 52 ft wide.

Who owns Grays Bridge Road over Still River?

It is owned by the Town or Township Highway Agency.