US Bridges

T-520 Zion Road over Yellow Breeches Creek

Good

Cumberland County, Pennsylvania · 3N Mt. Holl Springs/S.Mdd · Structure no. 000000000054616

Built
2017
8 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
133 ft
2 main spans
Daily traffic
2,073
2023 count
Owner
County
County Highway Agency

About this bridge

T-520 Zion Road over Yellow Breeches Creek is a prestressed concrete continuous box beam or girders - multiple carrying T-520 Zion Road over Yellow Breeches Creek in Cumberland County, Pennsylvania. It was built in 2017, so it is 8 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,073 vehicles a day, roughly 1% of them trucks, projected to reach 2,374 by 2043. The structure is 133 ft (40.5 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT-520 Zion Road
CrossesYellow Breeches Creek
Location3N Mt. Holl Springs/S.Mdd
RouteCity Street 0
Coordinates40.14687, -77.17311
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating50 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length133 ft (40.5 m)
Longest span82 ft (25 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,073 (2023)
Projected traffic2,374 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollToll bridge
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-520 Zion Road over Yellow Breeches Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is T-520 Zion Road over Yellow Breeches Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does T-520 Zion Road over Yellow Breeches Creek carry?

About 2,073 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is T-520 Zion Road over Yellow Breeches Creek?

The structure is 133 ft (40.5 m) long with a longest span of 82 ft (25 m) and a deck 36 ft wide.

Who owns T-520 Zion Road over Yellow Breeches Creek?

It is owned by the County Highway Agency.