US Bridges

Pa Route 316 over Ebr Antietam Creek

Fair

Franklin County, Pennsylvania · Washington Township · Structure no. 000000000046665

Built
2011
14 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
97 ft
1 main span
Daily traffic
5,272
2024 count
Owner
State
State Highway Agency

About this bridge

Pa Route 316 over Ebr Antietam Creek is a prestressed concrete stringer/multi-beam or girder carrying Pa Route 316 over Ebr Antietam Creek in Franklin County, Pennsylvania. It was built in 2011, so it is 14 years old, younger 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 5,272 vehicles a day, roughly 3% of them trucks, projected to reach 7,993 by 2032. The structure is 97 ft (29.6 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesPa Route 316
CrossesEbr Antietam Creek
LocationWashington Township
RouteState Highway 316
Coordinates39.72426, -77.60482
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating41.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length97 ft (29.6 m)
Longest span95 ft (29 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,272 (2024)
Projected traffic7,993 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Pa Route 316 over Ebr Antietam Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Pa Route 316 over Ebr Antietam Creek 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 Pa Route 316 over Ebr Antietam Creek carry?

About 5,272 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Pa Route 316 over Ebr Antietam Creek?

The structure is 97 ft (29.6 m) long with a longest span of 95 ft (29 m) and a deck 43 ft wide.

Who owns Pa Route 316 over Ebr Antietam Creek?

It is owned by the State Highway Agency.