US Bridges

Route 9 SB RAMP16 over West Bridge Street

Fair

Middlesex County, Connecticut · 350 Ft N of Route 80 · Structure no. 03450

Built
1967
58 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
148 ft
3 main spans
Daily traffic
1,850
2020 count
Owner
State
State Highway Agency

About this bridge

Route 9 SB RAMP16 over West Bridge Street is a prestressed concrete stringer/multi-beam or girder carrying Route 9 SB RAMP16 over West Bridge Street in Middlesex County, Connecticut. It was built in 1967, so it is 58 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 1,850 vehicles a day, roughly 6% of them trucks, projected to reach 2,749 by 2040. The structure is 148 ft (45.1 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 9 SB RAMP16
CrossesWest Bridge Street
Location350 Ft N of Route 80
RouteState Highway 9
Coordinates41.38318, -72.44897
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.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length148 ft (45.1 m)
Longest span73 ft (22.3 m)
Deck width31 ft (9.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,850 (2020)
Projected traffic2,749 by 2040
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 9 SB RAMP16 over West Bridge Street built?

It was built in 1967, making it 58 years old in 2025.

What condition is Route 9 SB RAMP16 over West Bridge Street 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 April 2024.

How much traffic does Route 9 SB RAMP16 over West Bridge Street carry?

About 1,850 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Route 9 SB RAMP16 over West Bridge Street?

The structure is 148 ft (45.1 m) long with a longest span of 73 ft (22.3 m) and a deck 31 ft wide.

Who owns Route 9 SB RAMP16 over West Bridge Street?

It is owned by the State Highway Agency.