US Bridges

Mount Vista Road over Broad Run

Good

Baltimore County, Maryland · 0.35 MI E of US Route 1 · Structure no. 200000B-0224010

Built
1998
27 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
38 ft
Daily traffic
1,034
2019 count
Owner
County
County Highway Agency

About this bridge

Mount Vista Road over Broad Run is a concrete culvert carrying Mount Vista Road over Broad Run in Baltimore County, Maryland. It was built in 1998, so it is 27 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,034 vehicles a day, roughly 5% of them trucks, projected to reach 1,536 by 2039. The structure is 38 ft (11.6 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMount Vista Road
CrossesBroad Run
Location0.35 MI E of US Route 1
RouteCounty Highway 3900
Coordinates39.43296, -76.42569
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating63.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span11 ft (3.4 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,034 (2019)
Projected traffic1,536 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Mount Vista Road over Broad Run built?

It was built in 1998, making it 27 years old in 2025.

What condition is Mount Vista Road over Broad Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Mount Vista Road over Broad Run carry?

About 1,034 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Mount Vista Road over Broad Run?

The structure is 38 ft (11.6 m) long with a longest span of 11 ft (3.4 m) and a deck 42 ft wide.

Who owns Mount Vista Road over Broad Run?

It is owned by the County Highway Agency.