US Bridges

Glass Hill Road over Millers Run

Fair

Washington County, Pennsylvania · 250 South of SR 50 · Structure no. 000000000035255

Built
1947
78 years old, rebuilt 2014
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
300
2014 count
Owner
County
County Highway Agency

About this bridge

Glass Hill Road over Millers Run is a prestressed concrete box beam or girders - multiple carrying Glass Hill Road over Millers Run in Washington County, Pennsylvania. It was built in 1947 and reconstructed in 2014, so it is 78 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 300 vehicles a day, roughly 3% of them trucks, projected to reach 300 by 2034. The structure is 46 ft (14 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesGlass Hill Road
CrossesMillers Run
Location250 South of SR 50
RouteCity Street 0T662
CountyWashington County
StatePennsylvania
Coordinates40.31745, -80.2237
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating40 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length46 ft (14 m)
Longest span44 ft (13.4 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2014)
Projected traffic300 by 2034
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$117,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Glass Hill Road over Millers Run built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 2014.

What condition is Glass Hill Road over Millers 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 June 2023.

How much traffic does Glass Hill Road over Millers Run carry?

About 300 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Glass Hill Road over Millers Run?

The structure is 46 ft (14 m) long with a longest span of 44 ft (13.4 m) and a deck 25 ft wide.

Who owns Glass Hill Road over Millers Run?

It is owned by the County Highway Agency.