US Bridges

SR 837 over Baldwin Road

Good

Allegheny County, Pennsylvania · Homestead Interchange · Structure no. 000000000001283

Built
1966
59 years old, rebuilt 2017
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
739 ft
11 main spans
Daily traffic
8,617
2024 count
Owner
State
State Highway Agency

About this bridge

SR 837 over Baldwin Road is a steel stringer/multi-beam or girder carrying SR 837 over Baldwin Road in Allegheny County, Pennsylvania. It was built in 1966 and reconstructed in 2017, so it is 59 years old, older than the Pennsylvania average of 54.8 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 8,617 vehicles a day, roughly 11% of them trucks, projected to reach 11,123 by 2032. The structure is 739 ft (225.2 m) long and 22 ft wide.

Location

Open in Google Maps
CarriesSR 837
CrossesBaldwin Road
LocationHomestead Interchange
RouteState Highway 837
CountyAllegheny County
StatePennsylvania
Coordinates40.39302, -79.93209
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans11
Design loadHL 93
Structure length739 ft (225.2 m)
Longest span88 ft (26.8 m)
Deck width22 ft (6.6 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deck18 ft (5.4 m)

Traffic and service

Average daily traffic8,617 (2024)
Projected traffic11,123 by 2032
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 837 over Baldwin Road built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2017.

What condition is SR 837 over Baldwin Road 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 June 2024.

How much traffic does SR 837 over Baldwin Road carry?

About 8,617 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is SR 837 over Baldwin Road?

The structure is 739 ft (225.2 m) long with a longest span of 88 ft (26.8 m) and a deck 22 ft wide.

Who owns SR 837 over Baldwin Road?

It is owned by the State Highway Agency.