US Bridges

24th Street over Seese Run

Poor

Somerset County, Pennsylvania · Windber 24th Street · Structure no. 000000000031919

Built
1900
125 years old, rebuilt 1965
Condition
Poor
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
300
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

24th Street over Seese Run is a steel stringer/multi-beam or girder carrying 24th Street over Seese Run in Somerset County, Pennsylvania. It was built in 1900 and reconstructed in 1965, so it is 125 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 4 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.

It carries about 300 vehicles a day, roughly 1% of them trucks, projected to reach 385 by 2043. The structure is 26 ft (7.9 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries24th Street
CrossesSeese Run
LocationWindber 24th Street
RouteCity Street 0
Coordinates40.22841, -78.82413
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width23 ft (6.9 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic385 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-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$549,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 24th Street over Seese Run built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1965.

What condition is 24th Street over Seese 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 December 2023.

How much traffic does 24th Street over Seese Run carry?

About 300 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is 24th Street over Seese Run?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 23 ft wide.

Who owns 24th Street over Seese Run?

It is owned by the City or Municipal Highway Agency.