US Bridges

South 16th Street over Quittapahilla Creek

Fair

Lebanon County, Pennsylvania · At Chestnut ST Intersect · Structure no. 000000000022918

Built
1977
48 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
2,500
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

South 16th Street over Quittapahilla Creek is a prestressed concrete box beam or girders - multiple carrying South 16th Street over Quittapahilla Creek in Lebanon County, Pennsylvania. It was built in 1977, so it is 48 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 6 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 2,500 vehicles a day, roughly 5% of them trucks, projected to reach 3,500 by 2033. The structure is 59 ft (18 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth 16th Street
CrossesQuittapahilla Creek
LocationAt Chestnut ST Intersect
RouteCity Street 0
Coordinates40.33752, -76.43929
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating52 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length59 ft (18 m)
Longest span58 ft (17.7 m)
Deck width52 ft (15.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2013)
Projected traffic3,500 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 South 16th Street over Quittapahilla Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is South 16th 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 June 2023.

How much traffic does South 16th Street over Quittapahilla Creek carry?

About 2,500 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is South 16th Street over Quittapahilla Creek?

The structure is 59 ft (18 m) long with a longest span of 58 ft (17.7 m) and a deck 52 ft wide.

Who owns South 16th Street over Quittapahilla Creek?

It is owned by the City or Municipal Highway Agency.