US Bridges

Clapboard Hill RD over East River

Poor

New Haven County, Connecticut · .1 MI E of East River RD · Structure no. 04859

Built
1950
75 years old
Condition
Poor
inspected February 2023
Type
Frame
Concrete
Length
39 ft
1 main span
Daily traffic
3,000
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Clapboard Hill RD over East River is a concrete frame carrying Clapboard Hill RD over East River in New Haven County, Connecticut. It was built in 1950, so it is 75 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,000 vehicles a day, roughly 4% of them trucks, projected to reach 4,458 by 2039. The structure is 39 ft (11.9 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesClapboard Hill RD
CrossesEast River
Location.1 MI E of East River RD
RouteCity Street 0
Coordinates41.29864, -72.65556
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60.7 US tons
Inventory rating47.2 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span39 ft (11.9 m)
Deck width30 ft (9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2019)
Projected traffic4,458 by 2039
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Clapboard Hill RD over East River built?

It was built in 1950, making it 75 years old in 2025.

What condition is Clapboard Hill RD over East River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2023.

How much traffic does Clapboard Hill RD over East River carry?

About 3,000 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Clapboard Hill RD over East River?

The structure is 39 ft (11.9 m) long with a longest span of 39 ft (11.9 m) and a deck 30 ft wide.

Who owns Clapboard Hill RD over East River?

It is owned by the Town or Township Highway Agency.