US Bridges

SR 99-I 99 over Laurel and Oliver Runs

Good

Centre County, Pennsylvania · 2 Miles West Port Matilda · Structure no. 000000000042109

Built
2003
22 years old
Condition
Good
inspected July 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
576 ft
5 main spans
Daily traffic
7,082
2023 count
Owner
State
State Highway Agency

About this bridge

SR 99-I 99 over Laurel and Oliver Runs is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 99-I 99 over Laurel and Oliver Runs in Centre County, Pennsylvania. It was built in 2003, so it is 22 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 7,082 vehicles a day, roughly 15% of them trucks, projected to reach 9,100 by 2044. The structure is 576 ft (175.6 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 99-I 99
CrossesLaurel and Oliver Runs
Location2 Miles West Port Matilda
RouteInterstate 99
Coordinates40.74029, -78.1171
Functional classRural Principal Arterial - Interstate

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 protection9 ExcellentNo problems noted.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length576 ft (175.6 m)
Longest span130 ft (39.6 m)
Deck width56 ft (17.2 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,082 (2023)
Projected traffic9,100 by 2044
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 99-I 99 over Laurel and Oliver Runs built?

It was built in 2003, making it 22 years old in 2025.

What condition is SR 99-I 99 over Laurel and Oliver Runs 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 July 2022.

How much traffic does SR 99-I 99 over Laurel and Oliver Runs carry?

About 7,082 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is SR 99-I 99 over Laurel and Oliver Runs?

The structure is 576 ft (175.6 m) long with a longest span of 130 ft (39.6 m) and a deck 56 ft wide.

Who owns SR 99-I 99 over Laurel and Oliver Runs?

It is owned by the State Highway Agency.