US Bridges

T-498;LAUFFER Road over Iron Run

Good

Dauphin County, Pennsylvania · 0.5 MI NW of SR 341 · Structure no. 000000000068130

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
25
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-498;LAUFFER Road over Iron Run is a prestressed concrete box beam or girders - multiple carrying T-498;LAUFFER Road over Iron Run in Dauphin County, Pennsylvania. It was built in 2021, so it is 4 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 25 vehicles a day, roughly 1% of them trucks, projected to reach 75 by 2041. The structure is 44 ft (13.4 m) long and 19 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT-498;LAUFFER Road
CrossesIron Run
Location0.5 MI NW of SR 341
RouteCity Street 0
Coordinates40.20372, -76.70623
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78 US tons
Inventory rating58 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span43 ft (13.1 m)
Deck width19 ft (5.8 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2021)
Projected traffic75 by 2041
Trucks1%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-498;LAUFFER Road over Iron Run built?

It was built in 2021, making it 4 years old in 2025.

What condition is T-498;LAUFFER Road over Iron 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 June 2023.

How much traffic does T-498;LAUFFER Road over Iron Run carry?

About 25 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is T-498;LAUFFER Road over Iron Run?

The structure is 44 ft (13.4 m) long with a longest span of 43 ft (13.1 m) and a deck 19 ft wide.

Who owns T-498;LAUFFER Road over Iron Run?

It is owned by the Town or Township Highway Agency.