US Bridges

US Route 6 WB over INTERSTATE-84

Fair

Fairfield County, Connecticut · 75 East of Danbury Tl · Structure no. 00459

Built
1962
63 years old, rebuilt 1989
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
294 ft
4 main spans
Daily traffic
18,400
2016 count
Owner
State
State Highway Agency

About this bridge

US Route 6 WB over INTERSTATE-84 is a steel stringer/multi-beam or girder carrying US Route 6 WB over INTERSTATE-84 in Fairfield County, Connecticut. It was built in 1962 and reconstructed in 1989, so it is 63 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 18,400 vehicles a day, roughly 5% of them trucks, projected to reach 27,341 by 2036. The structure is 294 ft (89.6 m) long and 48 ft wide.

CarriesUS Route 6 WB
CrossesINTERSTATE-84
Location75 East of Danbury Tl
RouteU.S. Route 6
Coordinates41.41602, -73.40506
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating86.6 US tons
Inventory rating52 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length294 ft (89.6 m)
Longest span109 ft (33.2 m)
Deck width48 ft (14.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,400 (2016)
Projected traffic27,341 by 2036
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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 US Route 6 WB over INTERSTATE-84 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1989.

What condition is US Route 6 WB over INTERSTATE-84 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 September 2023.

How much traffic does US Route 6 WB over INTERSTATE-84 carry?

About 18,400 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is US Route 6 WB over INTERSTATE-84?

The structure is 294 ft (89.6 m) long with a longest span of 109 ft (33.2 m) and a deck 48 ft wide.

Who owns US Route 6 WB over INTERSTATE-84?

It is owned by the State Highway Agency.