US Bridges

Cossitt Road over Big Run Branch

Good

Mercer County, Pennsylvania · 2000FT E of S Maysville · Structure no. 000000000026291

Built
1977
48 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
46
2023 count
Owner
County
County Highway Agency

About this bridge

Cossitt Road over Big Run Branch is a concrete slab carrying Cossitt Road over Big Run Branch in Mercer County, Pennsylvania. It was built in 1977, so it is 48 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 46 vehicles a day, roughly 4% of them trucks, projected to reach 80 by 2039. The structure is 32 ft (9.8 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCossitt Road
CrossesBig Run Branch
Location2000FT E of S Maysville
RouteCity Street 7228
CountyMercer County
StatePennsylvania
Coordinates41.36676, -80.42666
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2023)
Projected traffic80 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 Cossitt Road over Big Run Branch built?

It was built in 1977, making it 48 years old in 2025.

What condition is Cossitt Road over Big Run Branch 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 May 2023.

How much traffic does Cossitt Road over Big Run Branch carry?

About 46 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Cossitt Road over Big Run Branch?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 36 ft wide.

Who owns Cossitt Road over Big Run Branch?

It is owned by the County Highway Agency.