US Bridges

Md 100 Ebr over AMTRAK Service Road

Good

Anne Arundel County, Maryland · 0.4 MI W of Md 170 · Structure no. 100000020187013

Built
1995
30 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
310 ft
4 main spans
Daily traffic
35,421
2006 count
Owner
State
State Highway Agency

About this bridge

Md 100 Ebr over AMTRAK Service Road is a steel continuous stringer/multi-beam or girder carrying Md 100 Ebr over AMTRAK Service Road in Anne Arundel County, Maryland. It was built in 1995, so it is 30 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 35,421 vehicles a day, roughly 8% of them trucks, projected to reach 40,840 by 2026. The structure is 310 ft (94.5 m) long and 42 ft wide.

CarriesMd 100 Ebr
CrossesAMTRAK Service Road
Location0.4 MI W of Md 170
RouteState Highway 100
Coordinates39.14749, -76.69778
Functional classRural Principal Arterial - Other

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length310 ft (94.5 m)
Longest span96 ft (29.3 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,421 (2006)
Projected traffic40,840 by 2026
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Md 100 Ebr over AMTRAK Service Road built?

It was built in 1995, making it 30 years old in 2025.

What condition is Md 100 Ebr over AMTRAK Service 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 May 2023.

How much traffic does Md 100 Ebr over AMTRAK Service Road carry?

About 35,421 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is Md 100 Ebr over AMTRAK Service Road?

The structure is 310 ft (94.5 m) long with a longest span of 96 ft (29.3 m) and a deck 42 ft wide.

Who owns Md 100 Ebr over AMTRAK Service Road?

It is owned by the State Highway Agency.