US Bridges

Sandy Lake RD over Mill Creek

Good

Mercer County, Pennsylvania · New Lebanon Borough · Structure no. 000000000053934

Built
2017
8 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
2,735
2024 count
Owner
State
State Highway Agency

About this bridge

Sandy Lake RD over Mill Creek is a concrete culvert carrying Sandy Lake RD over Mill Creek 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,735 vehicles a day, roughly 9% of them trucks, projected to reach 2,641 by 2037. The structure is 27 ft (8.2 m) long and 45 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSandy Lake RD
CrossesMill Creek
LocationNew Lebanon Borough
RouteState Highway 173
Coordinates41.40953, -80.07529
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating38.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width45 ft (13.7 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,735 (2024)
Projected traffic2,641 by 2037
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
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 Sandy Lake RD over Mill Creek built?

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

What condition is Sandy Lake RD 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 April 2023.

How much traffic does Sandy Lake RD over Mill Creek carry?

About 2,735 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Sandy Lake RD over Mill Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 45 ft wide.

Who owns Sandy Lake RD over Mill Creek?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).