US Bridges

Constitution Blvd over Route 8

Fair

Fairfield County, Connecticut · .1 MI N of Ext 13 RTE 8 S · Structure no. 02831

Built
1975
50 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Steel
Length
181 ft
1 main span
Daily traffic
15,500
2020 count
Owner
State
State Highway Agency

About this bridge

Constitution Blvd over Route 8 is a steel box beam or girders - single or spread carrying Constitution Blvd over Route 8 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 15,500 vehicles a day, roughly 5% of them trucks, projected to reach 23,031 by 2040. The structure is 181 ft (55.2 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesConstitution Blvd
CrossesRoute 8
Location.1 MI N of Ext 13 RTE 8 S
RouteCity Street 0
CountyFairfield County
StateConnecticut
Coordinates41.30452, -73.09954
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating86.8 US tons
Inventory rating66.8 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span175 ft (53.3 m)
Deck width53 ft (16.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,500 (2020)
Projected traffic23,031 by 2040
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Constitution Blvd over Route 8 built?

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

What condition is Constitution Blvd over Route 8 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 2023.

How much traffic does Constitution Blvd over Route 8 carry?

About 15,500 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Constitution Blvd over Route 8?

The structure is 181 ft (55.2 m) long with a longest span of 175 ft (53.3 m) and a deck 53 ft wide.

Who owns Constitution Blvd over Route 8?

It is owned by the State Highway Agency.