US Bridges

Walnut Street over Snitz Creek

Fair

Lebanon County, Pennsylvania · Walnut St. Snitz Cr. · Structure no. 000000000022870

Built
1960
65 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
1,000
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Walnut Street over Snitz Creek is a prestressed concrete box beam or girders - multiple carrying Walnut Street over Snitz Creek in Lebanon County, Pennsylvania. It was built in 1960, so it is 65 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 1,000 vehicles a day, roughly 10% of them trucks, projected to reach 2,400 by 2033. The structure is 72 ft (21.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWalnut Street
CrossesSnitz Creek
LocationWalnut St. Snitz Cr.
RouteCity Street 0
Coordinates40.33069, -76.45944
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating18 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length72 ft (21.9 m)
Longest span71 ft (21.6 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2013)
Projected traffic2,400 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$81,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Walnut Street over Snitz Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Walnut Street over Snitz 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 April 2023.

How much traffic does Walnut Street over Snitz Creek carry?

About 1,000 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is Walnut Street over Snitz Creek?

The structure is 72 ft (21.9 m) long with a longest span of 71 ft (21.6 m) and a deck 33 ft wide.

Who owns Walnut Street over Snitz Creek?

It is owned by the Town or Township Highway Agency.