US Bridges

T435 Blue Hole RD over Clover Creek

PoorPosted for load

Blair County, Pennsylvania · 1.5 Mi.Se.Of Williamsburg · Structure no. 000000000005969

Built
1915
110 years old
Condition
Poor
inspected November 2023
Type
Other
Concrete
Length
61 ft
1 main span
Daily traffic
67
2023 count
Owner
County
County Highway Agency

About this bridge

T435 Blue Hole RD over Clover Creek is a concrete other carrying T435 Blue Hole RD over Clover Creek in Blair County, Pennsylvania. It was built in 1915, so it is 110 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. Its operating status is: posted for load restriction.

It carries about 67 vehicles a day, roughly 1% of them trucks, projected to reach 86 by 2043. The structure is 61 ft (18.6 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT435 Blue Hole RD
CrossesClover Creek
Location1.5 Mi.Se.Of Williamsburg
RouteCity Street 0
Coordinates40.45471, -78.17311
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating25 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length61 ft (18.6 m)
Longest span59 ft (18 m)
Deck width20 ft (6.1 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67 (2023)
Projected traffic86 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$892,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T435 Blue Hole RD over Clover Creek built?

It was built in 1915, making it 110 years old in 2025.

What condition is T435 Blue Hole RD over Clover Creek 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 November 2023.

How much traffic does T435 Blue Hole RD over Clover Creek carry?

About 67 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is T435 Blue Hole RD over Clover Creek?

The structure is 61 ft (18.6 m) long with a longest span of 59 ft (18 m) and a deck 20 ft wide.

Who owns T435 Blue Hole RD over Clover Creek?

It is owned by the County Highway Agency.