US Bridges

T-339 Lt Creek RD over Crab Run

Fair

Butler County, Pennsylvania · 0.15 MI E of T-340 · Structure no. 000000000008250

Built
2001
24 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
100
2017 count
Owner
County
County Highway Agency

About this bridge

T-339 Lt Creek RD over Crab Run is a steel stringer/multi-beam or girder carrying T-339 Lt Creek RD over Crab Run in Butler County, Pennsylvania. It was built in 2001, so it is 24 years old, younger 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 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 100 vehicles a day, roughly 9% of them trucks, projected to reach 125 by 2037. The structure is 30 ft (9.1 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesT-339 Lt Creek RD
CrossesCrab Run
Location0.15 MI E of T-340
RouteCity Street 0
CountyButler County
StatePennsylvania
Coordinates40.82952, -80.07212
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width20 ft (6 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2017)
Projected traffic125 by 2037
Trucks9%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$268,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-339 Lt Creek RD over Crab Run built?

It was built in 2001, making it 24 years old in 2025.

What condition is T-339 Lt Creek RD over Crab Run 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 July 2023.

How much traffic does T-339 Lt Creek RD over Crab Run carry?

About 100 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is T-339 Lt Creek RD over Crab Run?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 20 ft wide.

Who owns T-339 Lt Creek RD over Crab Run?

It is owned by the County Highway Agency.