US Bridges

T-318 over Elk Run West

FairPosted for load

Tioga County, Pennsylvania · Village of Watrous · Structure no. 000000000033270

Built
1925
100 years old, rebuilt 1995
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
10
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-318 over Elk Run West is a steel stringer/multi-beam or girder carrying T-318 over Elk Run West in Tioga County, Pennsylvania. It was built in 1925 and reconstructed in 1995, so it is 100 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 15 by 2045. The structure is 36 ft (11 m) long and 12 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesT-318
CrossesElk Run West
LocationVillage of Watrous
RouteCity Street 0
CountyTioga County
StatePennsylvania
Coordinates41.7411, -77.5798
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating26 US tons
Inventory rating16 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span29 ft (8.8 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic15 by 2045
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$260,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-318 over Elk Run West built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1995.

What condition is T-318 over Elk Run West 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 August 2023.

How much traffic does T-318 over Elk Run West carry?

About 10 vehicles per day (2023 count).

How long is T-318 over Elk Run West?

The structure is 36 ft (11 m) long with a longest span of 29 ft (8.8 m) and a deck 12 ft wide.

Who owns T-318 over Elk Run West?

It is owned by the Town or Township Highway Agency.