US Bridges

SR 529 over Drainage

Good

Hartford County, Connecticut · 100 East of South Street · Structure no. 00478

Built
1959
66 years old, rebuilt 1985
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
15,900
2021 count
Owner
State
State Highway Agency

About this bridge

SR 529 over Drainage is a steel stringer/multi-beam or girder carrying SR 529 over Drainage in Hartford County, Connecticut. It was built in 1959 and reconstructed in 1985, so it is 66 years old, older 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 15,900 vehicles a day, roughly 4% of them trucks, projected to reach 23,626 by 2041. The structure is 54 ft (16.5 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 529
CrossesDrainage
Location100 East of South Street
RouteState Highway 529
Coordinates41.73005, -72.72295
Functional classUrban Other Principal 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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.7 US tons
Inventory rating62.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span48 ft (14.6 m)
Deck width69 ft (20.9 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,900 (2021)
Projected traffic23,626 by 2041
Trucks4%
Lanes on structure4
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

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 SR 529 over Drainage built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1985.

What condition is SR 529 over Drainage 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 September 2023.

How much traffic does SR 529 over Drainage carry?

About 15,900 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is SR 529 over Drainage?

The structure is 54 ft (16.5 m) long with a longest span of 48 ft (14.6 m) and a deck 69 ft wide.

Who owns SR 529 over Drainage?

It is owned by the State Highway Agency.