US Bridges

I-83 over Jones Falls & Union Ave

Fair

Baltimore city, Maryland · I-83 over Jf & Union Ave · Structure no. 200000BC3114010

Built
1959
66 years old, rebuilt 1987
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
1,845 ft
33 main spans
Daily traffic
95,051
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

I-83 over Jones Falls & Union Ave is a concrete continuous slab carrying I-83 over Jones Falls & Union Ave in Baltimore city, Maryland. It was built in 1959 and reconstructed in 1987, so it is 66 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 5 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 95,051 vehicles a day, roughly 8% of them trucks, projected to reach 115,980 by 2043. The structure is 1,845 ft (562.4 m) long and 112 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-83
CrossesJones Falls & Union Ave
LocationI-83 over Jf & Union Ave
RouteInterstate 83
Coordinates39.33422, -76.64436
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no 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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans33
Design loadHS 20
Structure length1,845 ft (562.4 m)
Longest span64 ft (19.5 m)
Deck width112 ft (34.2 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95,051 (2023)
Projected traffic115,980 by 2043
Trucks8%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$526,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-83 over Jones Falls & Union Ave built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1987.

What condition is I-83 over Jones Falls & Union Ave 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 2024.

How much traffic does I-83 over Jones Falls & Union Ave carry?

About 95,051 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is I-83 over Jones Falls & Union Ave?

The structure is 1,845 ft (562.4 m) long with a longest span of 64 ft (19.5 m) and a deck 112 ft wide.

Who owns I-83 over Jones Falls & Union Ave?

It is owned by the City or Municipal Highway Agency.