US Bridges

Narrows Road over Conewago Creek

Good

Adams County, Pennsylvania · Culps Corners · Structure no. 000000000053749

Built
2018
7 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
386
2024 count
Owner
State
State Highway Agency

About this bridge

Narrows Road over Conewago Creek is a prestressed concrete box beam or girders - multiple carrying Narrows Road over Conewago 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 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 386 vehicles a day, roughly 6% of them trucks, projected to reach 766 by 2032. The structure is 64 ft (19.5 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNarrows Road
CrossesConewago Creek
LocationCulps Corners
RouteState Highway 234
Coordinates39.94626, -77.34024
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length64 ft (19.5 m)
Longest span60 ft (18.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic386 (2024)
Projected traffic766 by 2032
Trucks6%
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 byPrivate (other than railroad)
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 Narrows Road over Conewago Creek built?

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

What condition is Narrows Road over Conewago 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 August 2024.

How much traffic does Narrows Road over Conewago Creek carry?

About 386 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Narrows Road over Conewago Creek?

The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.3 m) and a deck 30 ft wide.

Who owns Narrows Road over Conewago Creek?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).