US Bridges

Md 45 over Ncr Trail

Fair

Baltimore County, Maryland · 0.12 MI N of Frederick RD · Structure no. 100000030046010

Built
1930
95 years old, rebuilt 1990
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
1 main span
Daily traffic
5,350
9 count
Owner
State
State Highway Agency

About this bridge

Md 45 over Ncr Trail is a steel stringer/multi-beam or girder carrying Md 45 over Ncr Trail in Baltimore County, Maryland. It was built in 1930 and reconstructed in 1990, so it is 95 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 5,350 vehicles a day, roughly 8% of them trucks, projected to reach 5,767 by 26. The structure is 83 ft (25.3 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesMd 45
CrossesNcr Trail
Location0.12 MI N of Frederick RD
RouteState Highway 45
Functional classRural Major Collector

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating77.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span78 ft (23.8 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,350 (9)
Projected traffic5,767 by 26
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Md 45 over Ncr Trail built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1990.

What condition is Md 45 over Ncr Trail 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 October 2023.

How much traffic does Md 45 over Ncr Trail carry?

About 5,350 vehicles per day (9 count), of which roughly 8% are trucks.

How long is Md 45 over Ncr Trail?

The structure is 83 ft (25.3 m) long with a longest span of 78 ft (23.8 m) and a deck 36 ft wide.

Who owns Md 45 over Ncr Trail?

It is owned by the State Highway Agency.