US Bridges

Cottonwood Street over Walnut Run

PoorClosed to traffic

Cambria County, Pennsylvania · Cottonwood ST N Camb Boro · Structure no. 000000000008785

Built
1915
110 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
308
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cottonwood Street over Walnut Run is a steel stringer/multi-beam or girder carrying Cottonwood Street over Walnut Run in Cambria County, Pennsylvania. It was built in 1915, so it is 110 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 3 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 308 vehicles a day, roughly 1% of them trucks, projected to reach 384 by 2044. The structure is 24 ft (7.3 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCottonwood Street
CrossesWalnut Run
LocationCottonwood ST N Camb Boro
RouteCity Street 0
Coordinates40.66193, -78.78265
Functional classUrban 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating4 US tons
Inventory rating2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width20 ft (6.2 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic308 (2024)
Projected traffic384 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$27,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cottonwood Street over Walnut Run built?

It was built in 1915, making it 110 years old in 2025.

What condition is Cottonwood Street over Walnut Run 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 October 2024.

How much traffic does Cottonwood Street over Walnut Run carry?

About 308 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Cottonwood Street over Walnut Run?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 20 ft wide.

Who owns Cottonwood Street over Walnut Run?

It is owned by the City or Municipal Highway Agency.