US Bridges

Zoo Road over Toms Creek

Poor

Adams County, Pennsylvania · 1.5 SW Fairfield/Toms Crk · Structure no. 000000000000433

Built
1967
58 years old
Condition
Poor
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
100
2009 count
Owner
County
County Highway Agency

About this bridge

Zoo Road over Toms Creek is a prestressed concrete box beam or girders - multiple carrying Zoo Road over Toms Creek in Adams County, Pennsylvania. It was built in 1967, so it is 58 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 100 vehicles a day, roughly 2% of them trucks, projected to reach 140 by 2030. The structure is 39 ft (11.9 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesZoo Road
CrossesToms Creek
Location1.5 SW Fairfield/Toms Crk
RouteCity Street 0
Coordinates39.7757, -77.39734
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating51 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span37 ft (11.3 m)
Deck width30 ft (9.1 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2009)
Projected traffic140 by 2030
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Zoo Road over Toms Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Zoo Road over Toms Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does Zoo Road over Toms Creek carry?

About 100 vehicles per day (2009 count), of which roughly 2% are trucks.

How long is Zoo Road over Toms Creek?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.3 m) and a deck 30 ft wide.

Who owns Zoo Road over Toms Creek?

It is owned by the County Highway Agency.