US Bridges

Newtown Turnpike over West Branch Saugatuck

Fair

Fairfield County, Connecticut · 1 Mile North of Route 15 · Structure no. 04966

Built
1969
56 years old
Condition
Fair
inspected February 2024
Type
Frame
Concrete
Length
42 ft
2 main spans
Daily traffic
950
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Newtown Turnpike over West Branch Saugatuck is a concrete frame carrying Newtown Turnpike over West Branch Saugatuck in Fairfield County, Connecticut. It was built in 1969, so it is 56 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 950 vehicles a day, roughly 2% of them trucks, projected to reach 1,412 by 2044. The structure is 42 ft (12.8 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNewtown Turnpike
CrossesWest Branch Saugatuck
Location1 Mile North of Route 15
RouteCity Street 0
Coordinates41.17812, -73.38001
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckOther
Main spans2
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span16 ft (4.9 m)
Deck width40 ft (12.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (2024)
Projected traffic1,412 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Newtown Turnpike over West Branch Saugatuck built?

It was built in 1969, making it 56 years old in 2025.

What condition is Newtown Turnpike over West Branch Saugatuck 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 February 2024.

How much traffic does Newtown Turnpike over West Branch Saugatuck carry?

About 950 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Newtown Turnpike over West Branch Saugatuck?

The structure is 42 ft (12.8 m) long with a longest span of 16 ft (4.9 m) and a deck 40 ft wide.

Who owns Newtown Turnpike over West Branch Saugatuck?

It is owned by the Town or Township Highway Agency.