US Bridges

Route 8 Ramp 128 over Riverside Street SB

Fair

New Haven County, Connecticut · Exit 32 Route 8 NB · Structure no. 03190E

Built
1966
59 years old, rebuilt 1990
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
495 ft
7 main spans
Daily traffic
2,600
2018 count
Owner
State
State Highway Agency

About this bridge

Route 8 Ramp 128 over Riverside Street SB is a steel stringer/multi-beam or girder carrying Route 8 Ramp 128 over Riverside Street SB in New Haven County, Connecticut. It was built in 1966 and reconstructed in 1990, so it is 59 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 2,600 vehicles a day, roughly 9% of them trucks, projected to reach 3,863 by 2038. The structure is 495 ft (150.9 m) long and 28 ft wide.

CarriesRoute 8 Ramp 128
CrossesRiverside Street SB
LocationExit 32 Route 8 NB
RouteState Highway 8
Coordinates41.55095, -73.05051
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length495 ft (150.9 m)
Longest span72 ft (21.9 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2018)
Projected traffic3,863 by 2038
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$11.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 8 Ramp 128 over Riverside Street SB built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1990.

What condition is Route 8 Ramp 128 over Riverside Street SB 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 October 2024.

How much traffic does Route 8 Ramp 128 over Riverside Street SB carry?

About 2,600 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Route 8 Ramp 128 over Riverside Street SB?

The structure is 495 ft (150.9 m) long with a longest span of 72 ft (21.9 m) and a deck 28 ft wide.

Who owns Route 8 Ramp 128 over Riverside Street SB?

It is owned by the State Highway Agency.