US Bridges

Lynnwood Road over Bobby Run

Good

Mercer County, Pennsylvania · 1000FT North of Rt 760 · Structure no. 000000000042111

Built
2003
22 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
1,423
2023 count
Owner
County
County Highway Agency

About this bridge

Lynnwood Road over Bobby Run is a prestressed concrete box beam or girders - multiple carrying Lynnwood Road over Bobby Run in Mercer County, Pennsylvania. It was built in 2003, so it is 22 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 1,423 vehicles a day, roughly 4% of them trucks, projected to reach 2,200 by 2039. The structure is 38 ft (11.6 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLynnwood Road
CrossesBobby Run
Location1000FT North of Rt 760
RouteCity Street 0
Coordinates41.19348, -80.4647
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal 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 rating61 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length38 ft (11.6 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,423 (2023)
Projected traffic2,200 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lynnwood Road over Bobby Run built?

It was built in 2003, making it 22 years old in 2025.

What condition is Lynnwood Road over Bobby 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 Lynnwood Road over Bobby Run carry?

About 1,423 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Lynnwood Road over Bobby Run?

The structure is 38 ft (11.6 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns Lynnwood Road over Bobby Run?

It is owned by the County Highway Agency.