US Bridges

Big Hollow Road over Mill Creek

Good

Sullivan County, Pennsylvania · 1000 S Mill Creek Road · Structure no. 000000000057179

Built
2019
6 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
10
2023 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Big Hollow Road over Mill Creek is a prestressed concrete box beam or girders - multiple carrying Big Hollow Road over Mill Creek in Sullivan County, Pennsylvania. It was built in 2019, so it is 6 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 10 vehicles a day, roughly 5% of them trucks, projected to reach 15 by 2045. The structure is 41 ft (12.5 m) long and 22 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesBig Hollow Road
CrossesMill Creek
Location1000 S Mill Creek Road
RouteState Lands Road 0
Coordinates41.46961, -76.74011
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.5 m)
Longest span40 ft (12.2 m)
Deck width22 ft (6.7 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic15 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Big Hollow Road over Mill Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Big Hollow Road over Mill 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 Big Hollow Road over Mill Creek carry?

About 10 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Big Hollow Road over Mill Creek?

The structure is 41 ft (12.5 m) long with a longest span of 40 ft (12.2 m) and a deck 22 ft wide.

Who owns Big Hollow Road over Mill Creek?

It is owned by the State Park, Forest, or Reservation Agency.