US Bridges

Gannon Street over Quittapahilla Creek

Fair

Lebanon County, Pennsylvania · Gannon St.Quittapahilla · Structure no. 000000000022897

Built
1985
40 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
50
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gannon Street over Quittapahilla Creek is a prestressed concrete box beam or girders - multiple carrying Gannon Street over Quittapahilla Creek in Lebanon County, Pennsylvania. It was built in 1985, so it is 40 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 392 by 2033. The structure is 53 ft (16.2 m) long and 19 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGannon Street
CrossesQuittapahilla Creek
LocationGannon St.Quittapahilla
RouteCity Street 0
Coordinates40.34182, -76.42573
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating52 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length53 ft (16.2 m)
Longest span51 ft (15.5 m)
Deck width19 ft (5.8 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2013)
Projected traffic392 by 2033
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Gannon Street over Quittapahilla Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Gannon Street over Quittapahilla Creek 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 May 2023.

How much traffic does Gannon Street over Quittapahilla Creek carry?

About 50 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is Gannon Street over Quittapahilla Creek?

The structure is 53 ft (16.2 m) long with a longest span of 51 ft (15.5 m) and a deck 19 ft wide.

Who owns Gannon Street over Quittapahilla Creek?

It is owned by the City or Municipal Highway Agency.