US Bridges

Parker Road over Unk Tri to Fox Run

Good

Mercer County, Pennsylvania · 1-MI East of Rt 62 · Structure no. 000000000054382

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
41
2019 count
Owner
County
County Highway Agency

About this bridge

Parker Road over Unk Tri to Fox Run is a prestressed concrete box beam or girders - multiple carrying Parker Road over Unk Tri to Fox Run in Mercer 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 41 vehicles a day, roughly 4% of them trucks, projected to reach 60 by 2039. The structure is 41 ft (12.5 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesParker Road
CrossesUnk Tri to Fox Run
Location1-MI East of Rt 62
RouteCounty Highway 613
CountyMercer County
StatePennsylvania
Coordinates41.30429, -80.11025
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
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 rating59 US tons
Inventory rating37.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.5 m)
Longest span38 ft (11.6 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (2019)
Projected traffic60 by 2039
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Parker Road over Unk Tri to Fox Run built?

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

What condition is Parker Road over Unk Tri to Fox Run 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 November 2023.

How much traffic does Parker Road over Unk Tri to Fox Run carry?

About 41 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Parker Road over Unk Tri to Fox Run?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.6 m) and a deck 25 ft wide.

Who owns Parker Road over Unk Tri to Fox Run?

It is owned by the County Highway Agency.