US Bridges

Creek Rd. T-427 over Conodoguinet Creek

PoorClosed to traffic

Cumberland County, Pennsylvania · 3 W Crlsle/L.Frk/W.Pnbr · Structure no. 000000000014064

Built
1896
129 years old, rebuilt 2022
Condition
Poor
inspected July 2023
Type
Truss - Thru
Aluminum, Wrought Iron, or Cast Iron
Length
218 ft
1 main span
Daily traffic
439
2023 count
Owner
County
County Highway Agency

About this bridge

Creek Rd. T-427 over Conodoguinet Creek is a aluminum, wrought iron, or cast iron truss - thru carrying Creek Rd. T-427 over Conodoguinet Creek in Cumberland County, Pennsylvania. It was built in 1896 and reconstructed in 2022, so it is 129 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 1 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 439 vehicles a day, roughly 1% of them trucks, projected to reach 503 by 2043. The structure is 218 ft (66.4 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCreek Rd. T-427
CrossesConodoguinet Creek
Location3 W Crlsle/L.Frk/W.Pnbr
RouteCity Street 0
Coordinates40.22133, -77.25872
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure1 Imminent FailureMajor deterioration or section loss present in critical structural components. Bridge is closed to traffic but corrective action may put it back in light service.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating15 US tons
Inventory rating7.1 US tons

Structure

Structure typeTruss - Thru
MaterialAluminum, Wrought Iron, or Cast Iron
DeckOpen grating
Main spans1
Design loadHS 20
Structure length218 ft (66.4 m)
Longest span216 ft (65.8 m)
Deck width16 ft (4.8 m)
Roadway width13 ft (4 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic439 (2023)
Projected traffic503 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Creek Rd. T-427 over Conodoguinet Creek built?

It was built in 1896, making it 129 years old in 2025. It was reconstructed in 2022.

What condition is Creek Rd. T-427 over Conodoguinet Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Creek Rd. T-427 over Conodoguinet Creek carry?

About 439 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Creek Rd. T-427 over Conodoguinet Creek?

The structure is 218 ft (66.4 m) long with a longest span of 216 ft (65.8 m) and a deck 16 ft wide.

Who owns Creek Rd. T-427 over Conodoguinet Creek?

It is owned by the County Highway Agency.