US Bridges

SR 712 Bridge St. over Housatonic RR & Local RD

Fair

Fairfield County, Connecticut · 50 East from Route 110 · Structure no. 02921

Built
1973
52 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
249 ft
4 main spans
Daily traffic
9,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR 712 Bridge St. over Housatonic RR & Local RD is a prestressed concrete box beam or girders - multiple carrying SR 712 Bridge St. over Housatonic RR & Local RD in Fairfield County, Connecticut. It was built in 1973, so it is 52 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 5 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 9,500 vehicles a day, roughly 3% of them trucks, projected to reach 14,116 by 2042. The structure is 249 ft (75.9 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 712 Bridge St.
CrossesHousatonic RR & Local RD
Location50 East from Route 110
RouteState Highway 712
CountyFairfield County
StateConnecticut
Coordinates41.31806, -73.09272
Functional classUrban Minor Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.9 US tons
Inventory rating39.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans4
Design loadHL 93
Structure length249 ft (75.9 m)
Longest span63 ft (19.2 m)
Deck width44 ft (13.3 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,500 (2022)
Projected traffic14,116 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 712 Bridge St. over Housatonic RR & Local RD built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR 712 Bridge St. over Housatonic RR & Local RD 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 SR 712 Bridge St. over Housatonic RR & Local RD carry?

About 9,500 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is SR 712 Bridge St. over Housatonic RR & Local RD?

The structure is 249 ft (75.9 m) long with a longest span of 63 ft (19.2 m) and a deck 44 ft wide.

Who owns SR 712 Bridge St. over Housatonic RR & Local RD?

It is owned by the State Highway Agency.