US Bridges

Route 263 over E Branch Naugatuck River

Poor

Litchfield County, Connecticut · 1.5 MI E of Rt 272 · Structure no. 01571

Built
1935
90 years old
Condition
Poor
inspected March 2023
Type
Tee Beam
Concrete
Length
29 ft
1 main span
Daily traffic
700
2020 count
Owner
State
State Highway Agency

About this bridge

Route 263 over E Branch Naugatuck River is a concrete tee beam carrying Route 263 over E Branch Naugatuck River in Litchfield County, Connecticut. It was built in 1935, so it is 90 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 700 vehicles a day, roughly 2% of them trucks, projected to reach 1,040 by 2040. The structure is 29 ft (8.8 m) long and 21 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesRoute 263
CrossesE Branch Naugatuck River
Location1.5 MI E of Rt 272
RouteState Highway 263
Coordinates41.90181, -73.14851
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width21 ft (6.3 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2020)
Projected traffic1,040 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 263 over E Branch Naugatuck River built?

It was built in 1935, making it 90 years old in 2025.

What condition is Route 263 over E Branch Naugatuck 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 March 2023.

How much traffic does Route 263 over E Branch Naugatuck River carry?

About 700 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Route 263 over E Branch Naugatuck River?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 21 ft wide.

Who owns Route 263 over E Branch Naugatuck River?

It is owned by the State Highway Agency.