US Bridges

Northern Parkway over I-83 Jones Falls & Mta

Fair

Baltimore city, Maryland · 1.5 MI N Cold Spring Lane · Structure no. 200000BC3209010

Built
1962
63 years old, rebuilt 1988
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
445 ft
3 main spans
Daily traffic
56,582
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Northern Parkway over I-83 Jones Falls & Mta is a steel stringer/multi-beam or girder carrying Northern Parkway over I-83 Jones Falls & Mta in Baltimore city, Maryland. It was built in 1962 and reconstructed in 1988, so it is 63 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.

It carries about 56,582 vehicles a day, roughly 10% of them trucks, projected to reach 84,078 by 2042. The structure is 445 ft (135.6 m) long and 90 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNorthern Parkway
CrossesI-83 Jones Falls & Mta
Location1.5 MI N Cold Spring Lane
RouteCity Street 1022
Coordinates39.36022, -76.65116
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length445 ft (135.6 m)
Longest span177 ft (54 m)
Deck width90 ft (27.4 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56,582 (2022)
Projected traffic84,078 by 2042
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway, waterway and railroad
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$218,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Northern Parkway over I-83 Jones Falls & Mta built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1988.

What condition is Northern Parkway over I-83 Jones Falls & Mta 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 September 2024.

How much traffic does Northern Parkway over I-83 Jones Falls & Mta carry?

About 56,582 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Northern Parkway over I-83 Jones Falls & Mta?

The structure is 445 ft (135.6 m) long with a longest span of 177 ft (54 m) and a deck 90 ft wide.

Who owns Northern Parkway over I-83 Jones Falls & Mta?

It is owned by the City or Municipal Highway Agency.