US Bridges

St. Louis Street over Limestone Run

Fair

Union County, Pennsylvania · St. Louis St. Lewisburg B · Structure no. 000000000033619

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
550
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

St. Louis Street over Limestone Run is a prestressed concrete box beam or girders - multiple carrying St. Louis Street over Limestone Run in Union County, Pennsylvania. It was built in 1980, so it is 45 years old, younger 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 550 vehicles a day, projected to reach 851 by 2045. The structure is 39 ft (11.9 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesSt. Louis Street
CrossesLimestone Run
LocationSt. Louis St. Lewisburg B
RouteCity Street 0
CountyUnion County
StatePennsylvania
Coordinates40.96143, -76.88665
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating78 US tons
Inventory rating42 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width40 ft (12.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2023)
Projected traffic851 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was St. Louis Street over Limestone Run built?

It was built in 1980, making it 45 years old in 2025.

What condition is St. Louis Street over Limestone 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 April 2023.

How much traffic does St. Louis Street over Limestone Run carry?

About 550 vehicles per day (2023 count).

How long is St. Louis Street over Limestone Run?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 40 ft wide.

Who owns St. Louis Street over Limestone Run?

It is owned by the City or Municipal Highway Agency and maintained by the Town or Township Highway Agency.