US Bridges

Md 200 (icc) WB over US 29 & Ramp SE Nb&eb

Good

Montgomery County, Maryland · 0.5 MI S of Briggs Chaney · Structure no. 300000M-V160014

Built
2011
14 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
364 ft
2 main spans
Daily traffic
21,574
2019 count
Owner
Toll Authority
State Toll Authority

About this bridge

Md 200 (icc) WB over US 29 & Ramp SE Nb&eb is a steel continuous stringer/multi-beam or girder carrying Md 200 (icc) WB over US 29 & Ramp SE Nb&eb in Montgomery County, Maryland. It was built in 2011, so it is 14 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 21,574 vehicles a day, roughly 3% of them trucks, projected to reach 42,229 by 2041. The structure is 364 ft (110.9 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMd 200 (icc) WB
CrossesUS 29 & Ramp SE Nb&eb
Location0.5 MI S of Briggs Chaney
RouteState Highway 200
CountyMontgomery County
StateMaryland
Coordinates39.07793, -76.95181
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionSeptember 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 rating72 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length364 ft (110.9 m)
Longest span188 ft (57.3 m)
Deck width61 ft (18.6 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic21,574 (2019)
Projected traffic42,229 by 2041
Trucks3%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 200 (icc) WB over US 29 & Ramp SE Nb&eb built?

It was built in 2011, making it 14 years old in 2025.

What condition is Md 200 (icc) WB over US 29 & Ramp SE Nb&eb 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 September 2023.

How much traffic does Md 200 (icc) WB over US 29 & Ramp SE Nb&eb carry?

About 21,574 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Md 200 (icc) WB over US 29 & Ramp SE Nb&eb?

The structure is 364 ft (110.9 m) long with a longest span of 188 ft (57.3 m) and a deck 61 ft wide.

Who owns Md 200 (icc) WB over US 29 & Ramp SE Nb&eb?

It is owned by the State Toll Authority.