US Bridges

SR 4020 Fisher Ave over I-81; SR 0081

Good

Lebanon County, Pennsylvania · I-81 Exit #90 · Structure no. 000000000043099

Built
2005
20 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
289 ft
2 main spans
Daily traffic
9,907
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4020 Fisher Ave over I-81; SR 0081 is a steel continuous stringer/multi-beam or girder carrying SR 4020 Fisher Ave over I-81; SR 0081 in Lebanon County, Pennsylvania. It was built in 2005, so it is 20 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 9,907 vehicles a day, roughly 17% of them trucks, projected to reach 13,706 by 2032. The structure is 289 ft (88.1 m) long and 79 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesSR 4020 Fisher Ave
CrossesI-81; SR 0081
LocationI-81 Exit #90
RouteState Highway 0
CountyLebanon County
StatePennsylvania
Coordinates40.45003, -76.51692
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating65 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length289 ft (88.1 m)
Longest span147 ft (44.8 m)
Deck width79 ft (24.2 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,907 (2024)
Projected traffic13,706 by 2032
Trucks17%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 4020 Fisher Ave over I-81; SR 0081 built?

It was built in 2005, making it 20 years old in 2025.

What condition is SR 4020 Fisher Ave over I-81; SR 0081 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 October 2023.

How much traffic does SR 4020 Fisher Ave over I-81; SR 0081 carry?

About 9,907 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is SR 4020 Fisher Ave over I-81; SR 0081?

The structure is 289 ft (88.1 m) long with a longest span of 147 ft (44.8 m) and a deck 79 ft wide.

Who owns SR 4020 Fisher Ave over I-81; SR 0081?

It is owned by the State Highway Agency.