US Bridges

Commerce Drive over Ash Creek

Poor

Fairfield County, Connecticut · 0.2 Miles West of I-95 · Structure no. 04225

Built
1950
75 years old
Condition
Poor
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
12,090
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Commerce Drive over Ash Creek is a steel stringer/multi-beam or girder carrying Commerce Drive over Ash Creek in Fairfield 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 12,090 vehicles a day, roughly 5% of them trucks, projected to reach 17,965 by 2044. The structure is 47 ft (14.3 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCommerce Drive
CrossesAsh Creek
Location0.2 Miles West of I-95
RouteCity Street 0
Coordinates41.16743, -73.22367
Functional classUrban Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating41.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width53 ft (16.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,090 (2024)
Projected traffic17,965 by 2044
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Commerce Drive over Ash Creek built?

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

What condition is Commerce Drive over Ash Creek 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 April 2023.

How much traffic does Commerce Drive over Ash Creek carry?

About 12,090 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Commerce Drive over Ash Creek?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 53 ft wide.

Who owns Commerce Drive over Ash Creek?

It is owned by the City or Municipal Highway Agency.