US Bridges

SR 0488 over I-79 NB & SB

Good

Butler County, Pennsylvania · Portersville · Structure no. 000000000067946

Built
2020
5 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
2 main spans
Daily traffic
3,765
2023 count
Owner
State
State Highway Agency

About this bridge

SR 0488 over I-79 NB & SB is a steel continuous stringer/multi-beam or girder carrying SR 0488 over I-79 NB & SB in Butler County, Pennsylvania. It was built in 2020, so it is 5 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 3,765 vehicles a day, roughly 15% of them trucks, projected to reach 5,333 by 2032. The structure is 235 ft (71.6 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 0488
CrossesI-79 NB & SB
LocationPortersville
RouteState Highway 488
CountyButler County
StatePennsylvania
Coordinates40.92178, -80.13304
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length235 ft (71.6 m)
Longest span116 ft (35.4 m)
Deck width52 ft (16 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,765 (2023)
Projected traffic5,333 by 2032
Trucks15%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 0488 over I-79 NB & SB built?

It was built in 2020, making it 5 years old in 2025.

What condition is SR 0488 over I-79 NB & SB 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 December 2023.

How much traffic does SR 0488 over I-79 NB & SB carry?

About 3,765 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is SR 0488 over I-79 NB & SB?

The structure is 235 ft (71.6 m) long with a longest span of 116 ft (35.4 m) and a deck 52 ft wide.

Who owns SR 0488 over I-79 NB & SB?

It is owned by the State Highway Agency.