US Bridges

Twp Rd;old SR 4023 over Aire Run

Good

Lebanon County, Pennsylvania · Ed.Martin Mil.Resv. · Structure no. 000000000022817

Built
1979
46 years old
Condition
Good
inspected May 2023
Type
Frame
Concrete
Length
32 ft
1 main span
Daily traffic
544
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Twp Rd;old SR 4023 over Aire Run is a concrete frame carrying Twp Rd;old SR 4023 over Aire Run in Lebanon County, Pennsylvania. It was built in 1979, so it is 46 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 544 vehicles a day, roughly 9% of them trucks, projected to reach 624 by 2033. The structure is 32 ft (9.8 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTwp Rd;old SR 4023
CrossesAire Run
LocationEd.Martin Mil.Resv.
RouteCity Street 0
Coordinates40.43668, -76.54201
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 protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic544 (2013)
Projected traffic624 by 2033
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$55,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Twp Rd;old SR 4023 over Aire Run built?

It was built in 1979, making it 46 years old in 2025.

What condition is Twp Rd;old SR 4023 over Aire 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 May 2023.

How much traffic does Twp Rd;old SR 4023 over Aire Run carry?

About 544 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is Twp Rd;old SR 4023 over Aire Run?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 35 ft wide.

Who owns Twp Rd;old SR 4023 over Aire Run?

It is owned by the Town or Township Highway Agency.