US Bridges

Route 127 over Pequonnock River

Good

Fairfield County, Connecticut · 0.4 MI N of Route 15 · Structure no. 04331

Built
1980
45 years old
Condition
Good
inspected January 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
11,400
2020 count
Owner
State
State Highway Agency

About this bridge

Route 127 over Pequonnock River is a prestressed concrete stringer/multi-beam or girder carrying Route 127 over Pequonnock River in Fairfield County, Connecticut. It was built in 1980, so it is 45 years old, younger than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,400 vehicles a day, roughly 3% of them trucks, projected to reach 16,939 by 2040. The structure is 94 ft (28.7 m) long and 69 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 127
CrossesPequonnock River
Location0.4 MI N of Route 15
RouteState Highway 127
Coordinates41.23905, -73.18651
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating47.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span89 ft (27.1 m)
Deck width69 ft (21.1 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,400 (2020)
Projected traffic16,939 by 2040
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 127 over Pequonnock River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Route 127 over Pequonnock River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2022.

How much traffic does Route 127 over Pequonnock River carry?

About 11,400 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Route 127 over Pequonnock River?

The structure is 94 ft (28.7 m) long with a longest span of 89 ft (27.1 m) and a deck 69 ft wide.

Who owns Route 127 over Pequonnock River?

It is owned by the State Highway Agency.