US Bridges

Old Mill Road over North Spring Creek

Good

Huntingdon County, Pennsylvania · Saltillo Borough · Structure no. 000000000054665

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
81
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Mill Road over North Spring Creek is a prestressed concrete box beam or girders - multiple carrying Old Mill Road over North Spring Creek in Huntingdon 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 81 vehicles a day, roughly 10% of them trucks, projected to reach 89 by 2043. The structure is 51 ft (15.5 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld Mill Road
CrossesNorth Spring Creek
LocationSaltillo Borough
RouteCity Street 0
Coordinates40.21364, -78.00813
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60.4 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length51 ft (15.5 m)
Longest span49 ft (14.9 m)
Deck width18 ft (5.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81 (2023)
Projected traffic89 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Old Mill Road over North Spring Creek built?

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

What condition is Old Mill Road over North Spring 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 November 2023.

How much traffic does Old Mill Road over North Spring Creek carry?

About 81 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Old Mill Road over North Spring Creek?

The structure is 51 ft (15.5 m) long with a longest span of 49 ft (14.9 m) and a deck 18 ft wide.

Who owns Old Mill Road over North Spring Creek?

It is owned by the City or Municipal Highway Agency.