US Bridges

SR 150-PA 150 over Holt Hollow Run

Poor

Centre County, Pennsylvania · Milesburg · Structure no. 000000000009466

Built
1966
59 years old
Condition
Poor
inspected July 2024
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
5,392
2024 count
Owner
State
State Highway Agency

About this bridge

SR 150-PA 150 over Holt Hollow Run is a concrete slab carrying SR 150-PA 150 over Holt Hollow Run in Centre County, Pennsylvania. It was built in 1966, so it is 59 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 5,392 vehicles a day, roughly 10% of them trucks, projected to reach 6,358 by 2044. The structure is 22 ft (6.7 m) long and 106 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 150-PA 150
CrossesHolt Hollow Run
LocationMilesburg
RouteU.S. Route 2200
Coordinates40.95384, -77.77442
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span21 ft (6.4 m)
Deck width106 ft (32.3 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,392 (2024)
Projected traffic6,358 by 2044
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 150-PA 150 over Holt Hollow Run built?

It was built in 1966, making it 59 years old in 2025.

What condition is SR 150-PA 150 over Holt Hollow Run in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does SR 150-PA 150 over Holt Hollow Run carry?

About 5,392 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 150-PA 150 over Holt Hollow Run?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 106 ft wide.

Who owns SR 150-PA 150 over Holt Hollow Run?

It is owned by the State Highway Agency.