US Bridges

Route 66 over Abandoned RR & Drainage

Fair

Middlesex County, Connecticut · 0.1 MI E of Route 16 · Structure no. 03979

Built
1977
48 years old
Condition
Fair
inspected October 2024
Type
Culvert
Steel
Length
32 ft
1 main span
Daily traffic
7,000
2021 count
Owner
State
State Highway Agency

About this bridge

Route 66 over Abandoned RR & Drainage is a steel culvert carrying Route 66 over Abandoned RR & Drainage in Middlesex County, Connecticut. It was built in 1977, so it is 48 years old, younger 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 7,000 vehicles a day, roughly 6% of them trucks, projected to reach 10,401 by 2041. The structure is 32 ft (9.9 m) long and 176 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 66
CrossesAbandoned RR & Drainage
Location0.1 MI E of Route 16
RouteState Highway 66
Coordinates41.56539, -72.53906
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Culvert6 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length32 ft (9.9 m)
Longest span32 ft (9.9 m)
Deck width176 ft (53.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2021)
Projected traffic10,401 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
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 66 over Abandoned RR & Drainage built?

It was built in 1977, making it 48 years old in 2025.

What condition is Route 66 over Abandoned RR & Drainage 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 66 over Abandoned RR & Drainage carry?

About 7,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 66 over Abandoned RR & Drainage?

The structure is 32 ft (9.9 m) long with a longest span of 32 ft (9.9 m) and a deck 176 ft wide.

Who owns Route 66 over Abandoned RR & Drainage?

It is owned by the State Highway Agency.