US Bridges

T718 Miller Run RD over Miller Run

Fair

Somerset County, Pennsylvania · 1 Mi.S.Of Sandpatch · Structure no. 000000000031661

Built
1963
62 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
36
2024 count
Owner
State
State Highway Agency

About this bridge

T718 Miller Run RD over Miller Run is a prestressed concrete box beam or girders - multiple carrying T718 Miller Run RD over Miller Run in Somerset County, Pennsylvania. It was built in 1963, so it is 62 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 6 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 36 vehicles a day, roughly 6% of them trucks, projected to reach 31 by 2032. The structure is 40 ft (12.2 m) long and 35 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesT718 Miller Run RD
CrossesMiller Run
Location1 Mi.S.Of Sandpatch
RouteState Highway 0
Coordinates39.79586, -78.97612
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width35 ft (10.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36 (2024)
Projected traffic31 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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$783,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T718 Miller Run RD over Miller Run built?

It was built in 1963, making it 62 years old in 2025.

What condition is T718 Miller Run RD over Miller 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 April 2024.

How much traffic does T718 Miller Run RD over Miller Run carry?

About 36 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is T718 Miller Run RD over Miller Run?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 35 ft wide.

Who owns T718 Miller Run RD over Miller Run?

It is owned by the State Highway Agency.