US Bridges

Md 746A over Jones Falls

Fair

Baltimore County, Maryland · 0.09 Mile North of Md 25 · Structure no. 100000030107010

Built
1992
33 years old
Condition
Fair
inspected March 2023
Type
Truss - Thru
Steel
Length
70 ft
1 main span
Daily traffic
220
2019 count
Owner
State
State Highway Agency

About this bridge

Md 746A over Jones Falls is a steel truss - thru carrying Md 746A over Jones Falls in Baltimore County, Maryland. It was built in 1992, so it is 33 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.

It carries about 220 vehicles a day, roughly 8% of them trucks, projected to reach 260 by 2039. The structure is 70 ft (21.3 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesMd 746A
CrossesJones Falls
Location0.09 Mile North of Md 25
RouteState Highway 746A
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckSteel plate
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width32 ft (9.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2019)
Projected traffic260 by 2039
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 746A over Jones Falls built?

It was built in 1992, making it 33 years old in 2025.

What condition is Md 746A over Jones Falls 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 March 2023.

How much traffic does Md 746A over Jones Falls carry?

About 220 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Md 746A over Jones Falls?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 32 ft wide.

Who owns Md 746A over Jones Falls?

It is owned by the State Highway Agency.