US Bridges

Pa Tpk (toll 43) over Davidson Siding RD T-605

Good

Fayette County, Pennsylvania · West of Exit M22 · Structure no. 000000000046932

Built
2009
16 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
156 ft
1 main span
Daily traffic
1,000
2001 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (toll 43) over Davidson Siding RD T-605 is a steel stringer/multi-beam or girder carrying Pa Tpk (toll 43) over Davidson Siding RD T-605 in Fayette County, Pennsylvania. It was built in 2009, so it is 16 years old, younger 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 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 1,414 by 2030. The structure is 156 ft (47.5 m) long and 57 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPa Tpk (toll 43)
CrossesDavidson Siding RD T-605
LocationWest of Exit M22
RouteState Highway 43
Coordinates39.9947, -79.8603
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span150 ft (45.7 m)
Deck width57 ft (17.5 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2001)
Projected traffic1,414 by 2030
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pa Tpk (toll 43) over Davidson Siding RD T-605 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Pa Tpk (toll 43) over Davidson Siding RD T-605 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 August 2023.

How much traffic does Pa Tpk (toll 43) over Davidson Siding RD T-605 carry?

About 1,000 vehicles per day (2001 count), of which roughly 10% are trucks.

How long is Pa Tpk (toll 43) over Davidson Siding RD T-605?

The structure is 156 ft (47.5 m) long with a longest span of 150 ft (45.7 m) and a deck 57 ft wide.

Who owns Pa Tpk (toll 43) over Davidson Siding RD T-605?

It is owned by the State Toll Authority.