US Bridges

SR 99-I 99 over SR 3043

Good

Centre County, Pennsylvania · 0.5 MI E of State College · Structure no. 000000000041654

Built
2002
23 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
124 ft
1 main span
Daily traffic
15,548
2024 count
Owner
State
State Highway Agency

About this bridge

SR 99-I 99 over SR 3043 is a prestressed concrete stringer/multi-beam or girder carrying SR 99-I 99 over SR 3043 in Centre County, Pennsylvania. It was built in 2002, so it is 23 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 15,548 vehicles a day, roughly 14% of them trucks, projected to reach 19,294 by 2044. The structure is 124 ft (37.8 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 99-I 99
CrossesSR 3043
Location0.5 MI E of State College
RouteInterstate 99
Coordinates40.83233, -77.83784
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length124 ft (37.8 m)
Longest span120 ft (36.6 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,548 (2024)
Projected traffic19,294 by 2044
Trucks14%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 99-I 99 over SR 3043 built?

It was built in 2002, making it 23 years old in 2025.

What condition is SR 99-I 99 over SR 3043 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 2024.

How much traffic does SR 99-I 99 over SR 3043 carry?

About 15,548 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is SR 99-I 99 over SR 3043?

The structure is 124 ft (37.8 m) long with a longest span of 120 ft (36.6 m) and a deck 55 ft wide.

Who owns SR 99-I 99 over SR 3043?

It is owned by the State Highway Agency.