US Bridges

US 1 Nbr over Race Track RD

Fair

Howard County, Maryland · 0.06 MI N of Pg CO Line · Structure no. 100000130035020

Built
1949
76 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
26 ft
Daily traffic
16,190
2013 count
Owner
State
State Highway Agency

About this bridge

US 1 Nbr over Race Track RD is a concrete culvert carrying US 1 Nbr over Race Track RD in Howard County, Maryland. It was built in 1949, so it is 76 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 16,190 vehicles a day, roughly 8% of them trucks, projected to reach 18,460 by 2026. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 1 Nbr
CrossesRace Track RD
Location0.06 MI N of Pg CO Line
RouteU.S. Route 1
Coordinates39.10545, -76.84042
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
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadH 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,190 (2013)
Projected traffic18,460 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 1 Nbr over Race Track RD built?

It was built in 1949, making it 76 years old in 2025.

What condition is US 1 Nbr over Race Track RD 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 July 2023.

How much traffic does US 1 Nbr over Race Track RD carry?

About 16,190 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is US 1 Nbr over Race Track RD?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m).

Who owns US 1 Nbr over Race Track RD?

It is owned by the State Highway Agency.