US Bridges

Pa 394; SR 0394 over Unt to Rock Creek

Good

Adams County, Pennsylvania · 1.25 Mi. SE of Table Rock · Structure no. 000000000068489

Built
2021
4 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
3,977
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 394; SR 0394 over Unt to Rock Creek is a prestressed concrete box beam or girders - multiple carrying Pa 394; SR 0394 over Unt to Rock Creek in Adams County, Pennsylvania. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,977 vehicles a day, roughly 9% of them trucks, projected to reach 4,177 by 2042. The structure is 30 ft (9.1 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesPa 394; SR 0394
CrossesUnt to Rock Creek
Location1.25 Mi. SE of Table Rock
RouteState Highway 394
CountyAdams County
StatePennsylvania
Coordinates39.89788, -77.20897
Functional classRural Minor Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,977 (2024)
Projected traffic4,177 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 394; SR 0394 over Unt to Rock Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Pa 394; SR 0394 over Unt to Rock 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 May 2023.

How much traffic does Pa 394; SR 0394 over Unt to Rock Creek carry?

About 3,977 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Pa 394; SR 0394 over Unt to Rock Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 33 ft wide.

Who owns Pa 394; SR 0394 over Unt to Rock Creek?

It is owned by the State Highway Agency.