US Bridges

Pleasant Grove Roa over Mcgill Run

FairPosted for load

Baltimore County, Maryland · 0.3 MI S of Dover RD · Structure no. 200000B-0171010

Built
1920
105 years old, rebuilt 1968
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
510
2017 count
Owner
County
County Highway Agency

About this bridge

Pleasant Grove Roa over Mcgill Run is a concrete continuous slab carrying Pleasant Grove Roa over Mcgill Run in Baltimore County, Maryland. It was built in 1920 and reconstructed in 1968, so it is 105 years old, older 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 510 vehicles a day, roughly 5% of them trucks, projected to reach 810 by 2037. The structure is 23 ft (7 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPleasant Grove Roa
CrossesMcgill Run
Location0.3 MI S of Dover RD
RouteCounty Highway 177
Coordinates39.54206, -76.80529
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span12 ft (3.7 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic510 (2017)
Projected traffic810 by 2037
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pleasant Grove Roa over Mcgill Run built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1968.

What condition is Pleasant Grove Roa over Mcgill 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 2023.

How much traffic does Pleasant Grove Roa over Mcgill Run carry?

About 510 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pleasant Grove Roa over Mcgill Run?

The structure is 23 ft (7 m) long with a longest span of 12 ft (3.7 m) and a deck 32 ft wide.

Who owns Pleasant Grove Roa over Mcgill Run?

It is owned by the County Highway Agency.