US Bridges

I-83 Ramp C over Guilford Ave

Fair

Baltimore city, Maryland · 0.4 MI N of Madison ST · Structure no. 200000BC1113010

Built
1976
49 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
426 ft
4 main spans
Daily traffic
7,014
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

I-83 Ramp C over Guilford Ave is a steel continuous stringer/multi-beam or girder carrying I-83 Ramp C over Guilford Ave in Baltimore city, Maryland. It was built in 1976, so it is 49 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 7,014 vehicles a day, roughly 8% of them trucks, projected to reach 8,279 by 2040. The structure is 426 ft (129.8 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesI-83 Ramp C
CrossesGuilford Ave
Location0.4 MI N of Madison ST
RouteInterstate 83
CountyBaltimore city
StateMaryland
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.5 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length426 ft (129.8 m)
Longest span140 ft (42.7 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,014 (2020)
Projected traffic8,279 by 2040
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$49,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-83 Ramp C over Guilford Ave built?

It was built in 1976, making it 49 years old in 2025.

What condition is I-83 Ramp C over Guilford 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 December 2024.

How much traffic does I-83 Ramp C over Guilford Ave carry?

About 7,014 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is I-83 Ramp C over Guilford Ave?

The structure is 426 ft (129.8 m) long with a longest span of 140 ft (42.7 m) and a deck 26 ft wide.

Who owns I-83 Ramp C over Guilford Ave?

It is owned by the City or Municipal Highway Agency.