US Bridges

SR3128 over Nicholson Run

Fair

Armstrong County, Pennsylvania · Mcville NO.2 · Structure no. 000000000003039

Built
1958
67 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
677
2024 count
Owner
State
State Highway Agency

About this bridge

SR3128 over Nicholson Run is a concrete culvert carrying SR3128 over Nicholson Run in Armstrong County, Pennsylvania. It was built in 1958, so it is 67 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 677 vehicles a day, roughly 6% of them trucks, projected to reach 1,913 by 2032. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR3128
CrossesNicholson Run
LocationMcville NO.2
RouteState Highway 0
CountyArmstrong County
StatePennsylvania
Coordinates40.73682, -79.60151
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic677 (2024)
Projected traffic1,913 by 2032
Trucks6%
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 Highway Agency
Maintained byState 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 SR3128 over Nicholson Run built?

It was built in 1958, making it 67 years old in 2025.

What condition is SR3128 over Nicholson Run in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does SR3128 over Nicholson Run carry?

About 677 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is SR3128 over Nicholson Run?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m).

Who owns SR3128 over Nicholson Run?

It is owned by the State Highway Agency.