US Bridges

T-588 Mill Road over Dry Run

Fair

Blair County, Pennsylvania · 1 Mi.Nw.Of Newry · Structure no. 000000000005906

Built
1958
67 years old, rebuilt 2014
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
196
2024 count
Owner
County
County Highway Agency

About this bridge

T-588 Mill Road over Dry Run is a prestressed concrete box beam or girders - multiple carrying T-588 Mill Road over Dry Run in Blair County, Pennsylvania. It was built in 1958 and reconstructed in 2014, so it is 67 years old, older 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 196 vehicles a day, roughly 1% of them trucks, projected to reach 274 by 2044. The structure is 38 ft (11.6 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-588 Mill Road
CrossesDry Run
Location1 Mi.Nw.Of Newry
RouteCity Street 0
Coordinates40.40594, -78.44633
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating92 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span37 ft (11.3 m)
Deck width22 ft (6.6 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196 (2024)
Projected traffic274 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$75,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-588 Mill Road over Dry Run built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2014.

What condition is T-588 Mill Road over Dry Run 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 August 2024.

How much traffic does T-588 Mill Road over Dry Run carry?

About 196 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is T-588 Mill Road over Dry Run?

The structure is 38 ft (11.6 m) long with a longest span of 37 ft (11.3 m) and a deck 22 ft wide.

Who owns T-588 Mill Road over Dry Run?

It is owned by the County Highway Agency.