US Bridges

Coles Road over Route 9 SB & Ramp

Fair

Middlesex County, Connecticut · 0.9 Mile North of Route 3 · Structure no. 03525

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
109 ft
1 main span
Daily traffic
3,200
2021 count
Owner
State
State Highway Agency

About this bridge

Coles Road over Route 9 SB & Ramp is a steel stringer/multi-beam or girder carrying Coles Road over Route 9 SB & Ramp 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 3,200 vehicles a day, roughly 5% of them trucks, projected to reach 4,755 by 2041. The structure is 109 ft (33.2 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesColes Road
CrossesRoute 9 SB & Ramp
Location0.9 Mile North of Route 3
RouteCity Street 0
Coordinates41.6205, -72.68424
Functional classUrban Collector

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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.1 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length109 ft (33.2 m)
Longest span105 ft (31.9 m)
Deck width46 ft (13.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2021)
Projected traffic4,755 by 2041
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 Coles Road over Route 9 SB & Ramp built?

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

What condition is Coles Road over Route 9 SB & Ramp 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 July 2023.

How much traffic does Coles Road over Route 9 SB & Ramp carry?

About 3,200 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Coles Road over Route 9 SB & Ramp?

The structure is 109 ft (33.2 m) long with a longest span of 105 ft (31.9 m) and a deck 46 ft wide.

Who owns Coles Road over Route 9 SB & Ramp?

It is owned by the State Highway Agency.