US Bridges

SR 2021 over Fort Run

Good

Huntingdon County, Pennsylvania · 3 Mi.N.Of Shirleysburg · Structure no. 000000000018835

Built
1937
88 years old, rebuilt 1996
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
51
2024 count
Owner
State
State Highway Agency

About this bridge

SR 2021 over Fort Run is a steel stringer/multi-beam or girder carrying SR 2021 over Fort Run in Huntingdon County, Pennsylvania. It was built in 1937 and reconstructed in 1996, so it is 88 years old, older 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 51 vehicles a day, roughly 14% of them trucks, projected to reach 112 by 2032. The structure is 33 ft (10.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR 2021
CrossesFort Run
Location3 Mi.N.Of Shirleysburg
RouteState Highway 0
CountyHuntingdon County
StatePennsylvania
Coordinates40.33009, -77.83909
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating52 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length33 ft (10.1 m)
Longest span32 ft (9.8 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2024)
Projected traffic112 by 2032
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 2021 over Fort Run built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1996.

What condition is SR 2021 over Fort Run 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 2024.

How much traffic does SR 2021 over Fort Run carry?

About 51 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is SR 2021 over Fort Run?

The structure is 33 ft (10.1 m) long with a longest span of 32 ft (9.8 m) and a deck 26 ft wide.

Who owns SR 2021 over Fort Run?

It is owned by the State Highway Agency.