US Bridges

Shirksville Road over Earlakill Creek

Good

Lebanon County, Pennsylvania · 2.1 E Shirksville/Earkill · Structure no. 000000000069918

Built
2023
2 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
41 ft
1 main span
Daily traffic
420
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Shirksville Road over Earlakill Creek is a concrete box beam or girders - multiple carrying Shirksville Road over Earlakill Creek in Lebanon County, Pennsylvania. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 420 vehicles a day, roughly 10% of them trucks, projected to reach 723 by 2044. The structure is 41 ft (12.5 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesShirksville Road
CrossesEarlakill Creek
Location2.1 E Shirksville/Earkill
RouteCounty Highway 531
Coordinates40.43637, -76.38665
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating40 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.5 m)
Longest span39 ft (11.9 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2022)
Projected traffic723 by 2044
Trucks10%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Shirksville Road over Earlakill Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is Shirksville Road over Earlakill 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 July 2023.

How much traffic does Shirksville Road over Earlakill Creek carry?

About 420 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Shirksville Road over Earlakill Creek?

The structure is 41 ft (12.5 m) long with a longest span of 39 ft (11.9 m) and a deck 31 ft wide.

Who owns Shirksville Road over Earlakill Creek?

It is owned by the Town or Township Highway Agency.