US Bridges

Race Track RD over Back Creek Trib

Fair

Franklin County, Pennsylvania · 1.2 MI East of SR 3012 · Structure no. 000000000017722

Built
1964
61 years old, rebuilt 1991
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
1,000
2009 count
Owner
County
County Highway Agency

About this bridge

Race Track RD over Back Creek Trib is a prestressed concrete box beam or girders - multiple carrying Race Track RD over Back Creek Trib in Franklin County, Pennsylvania. It was built in 1964 and reconstructed in 1991, so it is 61 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 1,000 vehicles a day, projected to reach 1,400 by 2029. The structure is 42 ft (12.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRace Track RD
CrossesBack Creek Trib
Location1.2 MI East of SR 3012
RouteCity Street 0
Coordinates39.9173, -77.75178
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length42 ft (12.8 m)
Longest span39 ft (11.9 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2009)
Projected traffic1,400 by 2029
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Race Track RD over Back Creek Trib built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1991.

What condition is Race Track RD over Back Creek Trib 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 October 2023.

How much traffic does Race Track RD over Back Creek Trib carry?

About 1,000 vehicles per day (2009 count).

How long is Race Track RD over Back Creek Trib?

The structure is 42 ft (12.8 m) long with a longest span of 39 ft (11.9 m) and a deck 28 ft wide.

Who owns Race Track RD over Back Creek Trib?

It is owned by the County Highway Agency.