US Bridges

SR 45-PA 45 +ramps over Spring Creek

Fair

Centre County, Pennsylvania · Boalsburg · Structure no. 000000000009241

Built
1971
54 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
46 ft
2 main spans
Daily traffic
6,587
2024 count
Owner
State
State Highway Agency

About this bridge

SR 45-PA 45 +ramps over Spring Creek is a concrete culvert carrying SR 45-PA 45 +ramps over Spring Creek in Centre County, Pennsylvania. It was built in 1971, so it is 54 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,587 vehicles a day, roughly 6% of them trucks, projected to reach 7,007 by 2043. The structure is 46 ft (14 m) long and 154 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSR 45-PA 45 +ramps
CrossesSpring Creek
LocationBoalsburg
RouteState Highway 45
CountyCentre County
StatePennsylvania
Coordinates40.77712, -77.78765
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length46 ft (14 m)
Longest span20 ft (6.1 m)
Deck width154 ft (46.9 m)
Roadway width151 ft (46 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,587 (2024)
Projected traffic7,007 by 2043
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 45-PA 45 +ramps over Spring Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is SR 45-PA 45 +ramps over Spring Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does SR 45-PA 45 +ramps over Spring Creek carry?

About 6,587 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is SR 45-PA 45 +ramps over Spring Creek?

The structure is 46 ft (14 m) long with a longest span of 20 ft (6.1 m) and a deck 154 ft wide.

Who owns SR 45-PA 45 +ramps over Spring Creek?

It is owned by the State Highway Agency.