US Bridges

Clifton Avenue over Windsor Mill Road

Good

Baltimore city, Maryland · 0.6 MI E of Hilton ST · Structure no. 200000BC2502010

Built
2000
25 years old
Condition
Good
inspected August 2024
Type
Arch - Deck
Concrete
Length
226 ft
1 main span
Daily traffic
25,000
2007 count
Owner
City
City or Municipal Highway Agency

About this bridge

Clifton Avenue over Windsor Mill Road is a concrete arch - deck carrying Clifton Avenue over Windsor Mill Road in Baltimore city, Maryland. It was built in 2000, so it is 25 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25,000 vehicles a day, roughly 5% of them trucks, projected to reach 31,100 by 2027. The structure is 226 ft (68.9 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesClifton Avenue
CrossesWindsor Mill Road
Location0.6 MI E of Hilton ST
RouteCity Street 2080
Coordinates39.31288, -76.68583
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating40.5 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length226 ft (68.9 m)
Longest span226 ft (68.9 m)
Deck width56 ft (17.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2007)
Projected traffic31,100 by 2027
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$13,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Clifton Avenue over Windsor Mill Road built?

It was built in 2000, making it 25 years old in 2025.

What condition is Clifton Avenue over Windsor Mill Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Clifton Avenue over Windsor Mill Road carry?

About 25,000 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is Clifton Avenue over Windsor Mill Road?

The structure is 226 ft (68.9 m) long with a longest span of 226 ft (68.9 m) and a deck 56 ft wide.

Who owns Clifton Avenue over Windsor Mill Road?

It is owned by the City or Municipal Highway Agency.