US Bridges

US 30; SR 0030 over Marsh Creek

Fair

Adams County, Pennsylvania · 0.5 Mi.W. of Cashtown · Structure no. 000000000000041

Built
1948
77 years old
Condition
Fair
inspected February 2023
Type
Tee Beam
Concrete
Length
24 ft
1 main span
Daily traffic
10,432
2024 count
Owner
State
State Highway Agency

About this bridge

US 30; SR 0030 over Marsh Creek is a concrete tee beam carrying US 30; SR 0030 over Marsh Creek in Adams County, Pennsylvania. It was built in 1948, so it is 77 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 5 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 10,432 vehicles a day, roughly 11% of them trucks, projected to reach 11,274 by 2032. The structure is 24 ft (7.3 m) long and 52 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesUS 30; SR 0030
CrossesMarsh Creek
Location0.5 Mi.W. of Cashtown
RouteU.S. Route 30
CountyAdams County
StatePennsylvania
Coordinates39.89603, -77.36672
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width52 ft (16 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,432 (2024)
Projected traffic11,274 by 2032
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$351,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 30; SR 0030 over Marsh Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is US 30; SR 0030 over Marsh 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 February 2023.

How much traffic does US 30; SR 0030 over Marsh Creek carry?

About 10,432 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is US 30; SR 0030 over Marsh Creek?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 52 ft wide.

Who owns US 30; SR 0030 over Marsh Creek?

It is owned by the State Highway Agency.