US Bridges

Layhill RD (MD182) over Md 200 (icc)

Good

Montgomery County, Maryland · 2.79 MI West of MD650 · Structure no. 300000M-V104010

Built
2010
15 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
231 ft
2 main spans
Daily traffic
14,607
2019 count
Owner
Toll Authority
State Toll Authority

About this bridge

Layhill RD (MD182) over Md 200 (icc) is a steel continuous stringer/multi-beam or girder carrying Layhill RD (MD182) over Md 200 (icc) in Montgomery County, Maryland. It was built in 2010, so it is 15 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 14,607 vehicles a day, roughly 2% of them trucks, projected to reach 18,182 by 2041. The structure is 231 ft (70.4 m) long and 99 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLayhill RD (MD182)
CrossesMd 200 (icc)
Location2.79 MI West of MD650
RouteState Highway 182
CountyMontgomery County
StateMaryland
Coordinates39.09914, -77.0424
Functional classUrban Other Principal Arterial

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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating48.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length231 ft (70.4 m)
Longest span119 ft (36.3 m)
Deck width99 ft (30.3 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,607 (2019)
Projected traffic18,182 by 2041
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free 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 Layhill RD (MD182) over Md 200 (icc) built?

It was built in 2010, making it 15 years old in 2025.

What condition is Layhill RD (MD182) over Md 200 (icc) 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 November 2023.

How much traffic does Layhill RD (MD182) over Md 200 (icc) carry?

About 14,607 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Layhill RD (MD182) over Md 200 (icc)?

The structure is 231 ft (70.4 m) long with a longest span of 119 ft (36.3 m) and a deck 99 ft wide.

Who owns Layhill RD (MD182) over Md 200 (icc)?

It is owned by the State Toll Authority.