US Bridges

SR 4001 over Opossum Creek

Good

Adams County, Pennsylvania · Centre Mills · Structure no. 000000000055736

Built
2018
7 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
131 ft
2 main spans
Daily traffic
1,703
2023 count
Owner
State
State Highway Agency

About this bridge

SR 4001 over Opossum Creek is a prestressed concrete continuous box beam or girders - multiple carrying SR 4001 over Opossum Creek in Adams County, Pennsylvania. It was built in 2018, so it is 7 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,703 vehicles a day, roughly 5% of them trucks, projected to reach 2,435 by 2032. The structure is 131 ft (39.9 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSR 4001
CrossesOpossum Creek
LocationCentre Mills
RouteState Highway 0
Coordinates39.95431, -77.21164
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
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length131 ft (39.9 m)
Longest span63 ft (19.2 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,703 (2023)
Projected traffic2,435 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 SR 4001 over Opossum Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR 4001 over Opossum 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 June 2023.

How much traffic does SR 4001 over Opossum Creek carry?

About 1,703 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 4001 over Opossum Creek?

The structure is 131 ft (39.9 m) long with a longest span of 63 ft (19.2 m) and a deck 30 ft wide.

Who owns SR 4001 over Opossum Creek?

It is owned by the State Highway Agency.