US Bridges

Md 176 over AMTRAK

Fair

Anne Arundel County, Maryland · 0.08 M W of Br No 0216700 · Structure no. 100000020051010

Built
1936
89 years old, rebuilt 1989
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
74 ft
1 main span
Daily traffic
13,400
2013 count
Owner
State
State Highway Agency

About this bridge

Md 176 over AMTRAK is a steel stringer/multi-beam or girder carrying Md 176 over AMTRAK in Anne Arundel County, Maryland. It was built in 1936 and reconstructed in 1989, so it is 89 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 13,400 vehicles a day, roughly 8% of them trucks, projected to reach 17,512 by 2033. The structure is 74 ft (22.6 m) long and 59 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMd 176
CrossesAMTRAK
Location0.08 M W of Br No 0216700
RouteState Highway 176
CountyAnne Arundel County
StateMaryland
Coordinates39.15845, -76.69721
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: 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 rating82.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length74 ft (22.6 m)
Longest span68 ft (20.7 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,400 (2013)
Projected traffic17,512 by 2033
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$289,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Md 176 over AMTRAK built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1989.

What condition is Md 176 over AMTRAK 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 November 2023.

How much traffic does Md 176 over AMTRAK carry?

About 13,400 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is Md 176 over AMTRAK?

The structure is 74 ft (22.6 m) long with a longest span of 68 ft (20.7 m) and a deck 59 ft wide.

Who owns Md 176 over AMTRAK?

It is owned by the State Highway Agency.