US Bridges

US 11 Nb; SR 0011 over Falling Springs CR

Fair

Franklin County, Pennsylvania · Chambersburg Boro · Structure no. 000000000017290

Built
1909
116 years old, rebuilt 1996
Condition
Fair
inspected May 2024
Type
Slab
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
8,162
2023 count
Owner
State
State Highway Agency

About this bridge

US 11 Nb; SR 0011 over Falling Springs CR is a prestressed concrete slab carrying US 11 Nb; SR 0011 over Falling Springs CR in Franklin County, Pennsylvania. It was built in 1909 and reconstructed in 1996, so it is 116 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 6 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 8,162 vehicles a day, roughly 4% of them trucks, projected to reach 21,098 by 2032. The structure is 29 ft (8.8 m) long and 60 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 11 Nb; SR 0011
CrossesFalling Springs CR
LocationChambersburg Boro
RouteU.S. Route 11
Coordinates39.93979, -77.65865
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width60 ft (18.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,162 (2023)
Projected traffic21,098 by 2032
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 US 11 Nb; SR 0011 over Falling Springs CR built?

It was built in 1909, making it 116 years old in 2025. It was reconstructed in 1996.

What condition is US 11 Nb; SR 0011 over Falling Springs CR 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 May 2024.

How much traffic does US 11 Nb; SR 0011 over Falling Springs CR carry?

About 8,162 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US 11 Nb; SR 0011 over Falling Springs CR?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 60 ft wide.

Who owns US 11 Nb; SR 0011 over Falling Springs CR?

It is owned by the State Highway Agency.