US Bridges

T-413 Firehall RD over Elder Run

Good

Armstrong County, Pennsylvania · 100FT East of Rt 66 · Structure no. 000000000003371

Built
1999
26 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
400
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-413 Firehall RD over Elder Run is a concrete slab carrying T-413 Firehall RD over Elder Run in Armstrong County, Pennsylvania. It was built in 1999, so it is 26 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 400 vehicles a day, roughly 9% of them trucks, projected to reach 560 by 2039. The structure is 23 ft (7 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-413 Firehall RD
CrossesElder Run
Location100FT East of Rt 66
RouteCity Street 0
Coordinates40.66194, -79.60591
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating81 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2019)
Projected traffic560 by 2039
Trucks9%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-413 Firehall RD over Elder Run built?

It was built in 1999, making it 26 years old in 2025.

What condition is T-413 Firehall RD over Elder Run 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 April 2023.

How much traffic does T-413 Firehall RD over Elder Run carry?

About 400 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is T-413 Firehall RD over Elder Run?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 26 ft wide.

Who owns T-413 Firehall RD over Elder Run?

It is owned by the Town or Township Highway Agency.