US Bridges

Off-Ramp I-83 NB T over Jones Falls

Fair

Baltimore city, Maryland · NB I-83 to WB N Pkwy · Structure no. 200000BC3122010

Built
1959
66 years old, rebuilt 1987
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
151 ft
3 main spans
Daily traffic
9,395
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Off-Ramp I-83 NB T over Jones Falls is a steel stringer/multi-beam or girder carrying Off-Ramp I-83 NB T over Jones Falls 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 9,395 vehicles a day, roughly 5% of them trucks, projected to reach 11,409 by 2042. The structure is 151 ft (46 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOff-Ramp I-83 NB T
CrossesJones Falls
LocationNB I-83 to WB N Pkwy
RouteInterstate 83
Coordinates39.36215, -76.6495
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating110.1 US tons
Inventory rating61.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length151 ft (46 m)
Longest span63 ft (19.2 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,395 (2022)
Projected traffic11,409 by 2042
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$36,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Off-Ramp I-83 NB T over Jones Falls built?

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

What condition is Off-Ramp I-83 NB T 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 November 2024.

How much traffic does Off-Ramp I-83 NB T over Jones Falls carry?

About 9,395 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Off-Ramp I-83 NB T over Jones Falls?

The structure is 151 ft (46 m) long with a longest span of 63 ft (19.2 m) and a deck 28 ft wide.

Who owns Off-Ramp I-83 NB T over Jones Falls?

It is owned by the City or Municipal Highway Agency.