US Bridges

T-312;STONEWALL RD over Middle Spring Creek

Good

Cumberland County, Pennsylvania · 1.3 Mnorth of Shipensburg · Structure no. 000000000068113

Built
2022
3 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
732
2022 count
Owner
County
County Highway Agency

About this bridge

T-312;STONEWALL RD over Middle Spring Creek is a prestressed concrete box beam or girders - multiple carrying T-312;STONEWALL RD over Middle Spring Creek in Cumberland County, Pennsylvania. It was built in 2022, so it is 3 years old, younger 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 732 vehicles a day, roughly 1% of them trucks, projected to reach 800 by 2042. The structure is 43 ft (13.1 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesT-312;STONEWALL RD
CrossesMiddle Spring Creek
Location1.3 Mnorth of Shipensburg
RouteCounty Highway 0
Coordinates40.08217, -77.54363
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment6: Equal to present minimum criteria
Operating rating55.3 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic732 (2022)
Projected traffic800 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-312;STONEWALL RD over Middle Spring Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is T-312;STONEWALL RD over Middle Spring Creek 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 June 2023.

How much traffic does T-312;STONEWALL RD over Middle Spring Creek carry?

About 732 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is T-312;STONEWALL RD over Middle Spring Creek?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 27 ft wide.

Who owns T-312;STONEWALL RD over Middle Spring Creek?

It is owned by the County Highway Agency.