US Bridges

4018 Boundary RD over Indiantown Run

Fair

Lebanon County, Pennsylvania · Indiantn. Gap M.R. · Structure no. 000000000022809

Built
1942
83 years old, rebuilt 2010
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
521
2024 count
Owner
State
State Highway Agency

About this bridge

4018 Boundary RD over Indiantown Run is a prestressed concrete box beam or girders - multiple carrying 4018 Boundary RD over Indiantown Run in Lebanon County, Pennsylvania. It was built in 1942 and reconstructed in 2010, so it is 83 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 521 vehicles a day, roughly 5% of them trucks, projected to reach 665 by 2032. The structure is 30 ft (9.1 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries4018 Boundary RD
CrossesIndiantown Run
LocationIndiantn. Gap M.R.
RouteState Highway 0
CountyLebanon County
StatePennsylvania
Coordinates40.42367, -76.60027
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating55 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span26 ft (7.9 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic521 (2024)
Projected traffic665 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$485,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 4018 Boundary RD over Indiantown Run built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 2010.

What condition is 4018 Boundary RD over Indiantown Run in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does 4018 Boundary RD over Indiantown Run carry?

About 521 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is 4018 Boundary RD over Indiantown Run?

The structure is 30 ft (9.1 m) long with a longest span of 26 ft (7.9 m) and a deck 37 ft wide.

Who owns 4018 Boundary RD over Indiantown Run?

It is owned by the State Highway Agency.