US Bridges

East Haddam - Colc over Moodus Reservoir

Fair

Middlesex County, Connecticut · 2.9 MI E of Route 151 · Structure no. 04647

Built
2000
25 years old
Condition
Fair
inspected November 2024
Type
Slab
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
1,300
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

East Haddam - Colc over Moodus Reservoir is a prestressed concrete slab carrying East Haddam - Colc over Moodus Reservoir in Middlesex County, Connecticut. It was built in 2000, so it is 25 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 5 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 1,300 vehicles a day, roughly 7% of them trucks, projected to reach 1,932 by 2041. The structure is 31 ft (9.4 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesEast Haddam - Colc
CrossesMoodus Reservoir
Location2.9 MI E of Route 151
RouteCity Street 0
CountyMiddlesex County
StateConnecticut
Coordinates41.50875, -72.40819
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.2 US tons
Inventory rating39.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span27 ft (8.2 m)
Deck width39 ft (11.9 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2021)
Projected traffic1,932 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was East Haddam - Colc over Moodus Reservoir built?

It was built in 2000, making it 25 years old in 2025.

What condition is East Haddam - Colc over Moodus Reservoir 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 November 2024.

How much traffic does East Haddam - Colc over Moodus Reservoir carry?

About 1,300 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is East Haddam - Colc over Moodus Reservoir?

The structure is 31 ft (9.4 m) long with a longest span of 27 ft (8.2 m) and a deck 39 ft wide.

Who owns East Haddam - Colc over Moodus Reservoir?

It is owned by the Town or Township Highway Agency.