US Bridges

Md 100 Ebr over Md 3 Bus

Fair

Anne Arundel County, Maryland · 0.54 Mile East of Md 174 · Structure no. 100000020084013

Built
1963
62 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
211 ft
4 main spans
Daily traffic
75,406
2009 count
Owner
State
State Highway Agency

About this bridge

Md 100 Ebr over Md 3 Bus is a steel stringer/multi-beam or girder carrying Md 100 Ebr over Md 3 Bus in Anne Arundel County, Maryland. It was built in 1963, so it is 62 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 75,406 vehicles a day, roughly 8% of them trucks, projected to reach 42,423 by 2026. The structure is 211 ft (64.3 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 100 Ebr
CrossesMd 3 Bus
Location0.54 Mile East of Md 174
RouteState Highway 100
Coordinates39.14457, -76.63182
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
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 alignment8: Equal to present desirable criteria
Operating rating94.5 US tons
Inventory rating56.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length211 ft (64.3 m)
Longest span65 ft (19.8 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,406 (2009)
Projected traffic42,423 by 2026
Trucks8%
Lanes on structure2
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$980,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 100 Ebr over Md 3 Bus built?

It was built in 1963, making it 62 years old in 2025.

What condition is Md 100 Ebr over Md 3 Bus 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 August 2024.

How much traffic does Md 100 Ebr over Md 3 Bus carry?

About 75,406 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 100 Ebr over Md 3 Bus?

The structure is 211 ft (64.3 m) long with a longest span of 65 ft (19.8 m) and a deck 35 ft wide.

Who owns Md 100 Ebr over Md 3 Bus?

It is owned by the State Highway Agency.