US Bridges

Sucker Brook Road over Sucker Brook Spillway

Fair

Litchfield County, Connecticut · Adj Sucker Brook Dam · Structure no. 05131

Built
1966
59 years old, rebuilt 2020
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
380
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Sucker Brook Road over Sucker Brook Spillway is a prestressed concrete stringer/multi-beam or girder carrying Sucker Brook Road over Sucker Brook Spillway in Litchfield County, Connecticut. It was built in 1966 and reconstructed in 2020, 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 380 vehicles a day, roughly 2% of them trucks, projected to reach 565 by 2044. The structure is 92 ft (28 m) long and 37 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSucker Brook Road
CrossesSucker Brook Spillway
LocationAdj Sucker Brook Dam
RouteCity Street 0
Coordinates41.90431, -73.09773
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72.1 US tons
Inventory rating55.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length92 ft (28 m)
Longest span86 ft (26.2 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2024)
Projected traffic565 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRelief for waterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sucker Brook Road over Sucker Brook Spillway built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2020.

What condition is Sucker Brook Road over Sucker Brook Spillway 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 Sucker Brook Road over Sucker Brook Spillway carry?

About 380 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Sucker Brook Road over Sucker Brook Spillway?

The structure is 92 ft (28 m) long with a longest span of 86 ft (26.2 m) and a deck 37 ft wide.

Who owns Sucker Brook Road over Sucker Brook Spillway?

It is owned by the Town or Township Highway Agency.