US Bridges

SR 100 SB over SR 6222 and Schaefer Run

Good

Lehigh County, Pennsylvania · SR 100 SB over SR 6222 · Structure no. 000000000042956

Built
2005
20 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
570 ft
6 main spans
Daily traffic
6,238
2024 count
Owner
State
State Highway Agency

About this bridge

SR 100 SB over SR 6222 and Schaefer Run is a prestressed concrete stringer/multi-beam or girder carrying SR 100 SB over SR 6222 and Schaefer Run in Lehigh 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 6,238 vehicles a day, roughly 20% of them trucks, projected to reach 7,360 by 2032. The structure is 570 ft (173.7 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSR 100 SB
CrossesSR 6222 and Schaefer Run
LocationSR 100 SB over SR 6222
RouteState Highway 100
CountyLehigh County
StatePennsylvania
Coordinates40.54028, -75.62107
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.9 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length570 ft (173.7 m)
Longest span95 ft (29 m)
Deck width39 ft (12 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,238 (2024)
Projected traffic7,360 by 2032
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 SR 100 SB over SR 6222 and Schaefer Run built?

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

What condition is SR 100 SB over SR 6222 and Schaefer 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 September 2023.

How much traffic does SR 100 SB over SR 6222 and Schaefer Run carry?

About 6,238 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is SR 100 SB over SR 6222 and Schaefer Run?

The structure is 570 ft (173.7 m) long with a longest span of 95 ft (29 m) and a deck 39 ft wide.

Who owns SR 100 SB over SR 6222 and Schaefer Run?

It is owned by the State Highway Agency.