US Bridges

T-391 Van Road over Over Tarklin Creek

Fair

Venango County, Pennsylvania · Cranberry Township · Structure no. 000000000033877

Built
1992
33 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
100
2014 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-391 Van Road over Over Tarklin Creek is a steel stringer/multi-beam or girder carrying T-391 Van Road over Over Tarklin Creek in Venango County, Pennsylvania. It was built in 1992, so it is 33 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 4% of them trucks, projected to reach 140 by 2034. The structure is 26 ft (7.9 m) long and 22 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesT-391 Van Road
CrossesOver Tarklin Creek
LocationCranberry Township
RouteCity Street 7206
Coordinates41.31839, -79.64849
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83 US tons
Inventory rating50 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2014)
Projected traffic140 by 2034
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$69,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-391 Van Road over Over Tarklin Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is T-391 Van Road over Over Tarklin Creek 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 February 2024.

How much traffic does T-391 Van Road over Over Tarklin Creek carry?

About 100 vehicles per day (2014 count), of which roughly 4% are trucks.

How long is T-391 Van Road over Over Tarklin Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 22 ft wide.

Who owns T-391 Van Road over Over Tarklin Creek?

It is owned by the Town or Township Highway Agency.