US Bridges

Route 9 Northbound over Route 153 & Route 154

Fair

Middlesex County, Connecticut · 3.1 MI S of Route 80 · Structure no. 03342

Built
1966
59 years old, rebuilt 2016
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
388 ft
3 main spans
Daily traffic
13,900
2022 count
Owner
State
State Highway Agency

About this bridge

Route 9 Northbound over Route 153 & Route 154 is a steel stringer/multi-beam or girder carrying Route 9 Northbound over Route 153 & Route 154 in Middlesex County, Connecticut. It was built in 1966 and reconstructed in 2016, 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 13,900 vehicles a day, roughly 6% of them trucks, projected to reach 20,654 by 2042. The structure is 388 ft (118.3 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 9 Northbound
CrossesRoute 153 & Route 154
Location3.1 MI S of Route 80
RouteState Highway 9
Coordinates41.35103, -72.403
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 inspectionMay 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 alignment7: Better than present minimum criteria
Operating rating89.4 US tons
Inventory rating53.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length388 ft (118.3 m)
Longest span149 ft (45.4 m)
Deck width44 ft (13.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,900 (2022)
Projected traffic20,654 by 2042
Trucks6%
Lanes on structure2
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 Northbound over Route 153 & Route 154 built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2016.

What condition is Route 9 Northbound over Route 153 & Route 154 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 2024.

How much traffic does Route 9 Northbound over Route 153 & Route 154 carry?

About 13,900 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Route 9 Northbound over Route 153 & Route 154?

The structure is 388 ft (118.3 m) long with a longest span of 149 ft (45.4 m) and a deck 44 ft wide.

Who owns Route 9 Northbound over Route 153 & Route 154?

It is owned by the State Highway Agency.