US Bridges

Route 8 over Route 63

Fair

New Haven County, Connecticut · 1.2 MI No Beacon Falls Tl · Structure no. 00590

Built
1960
65 years old, rebuilt 1990
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
68 ft
1 main span
Daily traffic
42,700
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 over Route 63 is a steel stringer/multi-beam or girder carrying Route 8 over Route 63 in New Haven County, Connecticut. It was built in 1960 and reconstructed in 1990, so it is 65 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 42,700 vehicles a day, roughly 6% of them trucks, projected to reach 63,448 by 2041. The structure is 68 ft (20.7 m) long and 82 ft wide.

CarriesRoute 8
CrossesRoute 63
Location1.2 MI No Beacon Falls Tl
RouteState Highway 8
Coordinates41.48564, -73.05126
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating47.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span63 ft (19.2 m)
Deck width82 ft (24.9 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,700 (2021)
Projected traffic63,448 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Route 8 over Route 63 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1990.

What condition is Route 8 over Route 63 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 Route 8 over Route 63 carry?

About 42,700 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 8 over Route 63?

The structure is 68 ft (20.7 m) long with a longest span of 63 ft (19.2 m) and a deck 82 ft wide.

Who owns Route 8 over Route 63?

It is owned by the State Highway Agency.