US Bridges

Md 151 Wbr over Merritt Boulevard

Fair

Baltimore County, Maryland · 0.21 MI N of Md 695 · Structure no. 100000030242014

Built
1968
57 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
185 ft
4 main spans
Daily traffic
30,031
2009 count
Owner
State
State Highway Agency

About this bridge

Md 151 Wbr over Merritt Boulevard is a steel stringer/multi-beam or girder carrying Md 151 Wbr over Merritt Boulevard in Baltimore County, Maryland. It was built in 1968, so it is 57 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 30,031 vehicles a day, roughly 8% of them trucks, projected to reach 16,426 by 2026. The structure is 185 ft (56.4 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 151 Wbr
CrossesMerritt Boulevard
Location0.21 MI N of Md 695
RouteState Highway 151
Coordinates39.28979, -76.50468
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length185 ft (56.4 m)
Longest span59 ft (18 m)
Deck width59 ft (18 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,031 (2009)
Projected traffic16,426 by 2026
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Md 151 Wbr over Merritt Boulevard built?

It was built in 1968, making it 57 years old in 2025.

What condition is Md 151 Wbr over Merritt Boulevard 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 2023.

How much traffic does Md 151 Wbr over Merritt Boulevard carry?

About 30,031 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 151 Wbr over Merritt Boulevard?

The structure is 185 ft (56.4 m) long with a longest span of 59 ft (18 m) and a deck 59 ft wide.

Who owns Md 151 Wbr over Merritt Boulevard?

It is owned by the State Highway Agency.