US Bridges

T-364 Chappell RD over Bobs Creek

PoorPosted for load

Blair County, Pennsylvania · 1 Mi.W.Of Blue Knob · Structure no. 000000000005938

Built
1936
89 years old, rebuilt 2002
Condition
Poor
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
251
2023 count
Owner
County
County Highway Agency

About this bridge

T-364 Chappell RD over Bobs Creek is a steel stringer/multi-beam or girder carrying T-364 Chappell RD over Bobs Creek in Blair County, Pennsylvania. It was built in 1936 and reconstructed in 2002, so it is 89 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 251 vehicles a day, roughly 1% of them trucks, projected to reach 314 by 2043. The structure is 47 ft (14.3 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT-364 Chappell RD
CrossesBobs Creek
Location1 Mi.W.Of Blue Knob
RouteCity Street 0
Coordinates40.3552, -78.5697
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12 US tons
Inventory rating7.1 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic251 (2023)
Projected traffic314 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$778,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-364 Chappell RD over Bobs Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 2002.

What condition is T-364 Chappell RD over Bobs 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 October 2022.

How much traffic does T-364 Chappell RD over Bobs Creek carry?

About 251 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is T-364 Chappell RD over Bobs Creek?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 31 ft wide.

Who owns T-364 Chappell RD over Bobs Creek?

It is owned by the County Highway Agency.