US Bridges

Grove Road over Mill Run

FairPosted for load

Garrett County, Maryland · 0.01 MI S Mill Run Road · Structure no. 200000G-0081010

Built
1986
39 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
12
2020 count
Owner
County
County Highway Agency

About this bridge

Grove Road over Mill Run is a steel stringer/multi-beam or girder carrying Grove Road over Mill Run in Garrett County, Maryland. It was built in 1986, so it is 39 years old, younger than the Maryland average of 52.6 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. Its operating status is: posted for load restriction.

It carries about 12 vehicles a day, roughly 5% of them trucks, projected to reach 12 by 2040. The structure is 43 ft (13.1 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesGrove Road
CrossesMill Run
Location0.01 MI S Mill Run Road
RouteCounty Highway 250
CountyGarrett County
StateMaryland
Coordinates39.708, -79.35094
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30.5 US tons
Inventory rating18.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span39 ft (11.9 m)
Deck width16 ft (4.8 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12 (2020)
Projected traffic12 by 2040
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$137,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Grove Road over Mill Run built?

It was built in 1986, making it 39 years old in 2025.

What condition is Grove Road over Mill 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 November 2024.

How much traffic does Grove Road over Mill Run carry?

About 12 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Grove Road over Mill Run?

The structure is 43 ft (13.1 m) long with a longest span of 39 ft (11.9 m) and a deck 16 ft wide.

Who owns Grove Road over Mill Run?

It is owned by the County Highway Agency.