US Bridges

Montrose Parkway over Old Farm Creek Tributary

Fair

Montgomery County, Maryland · 1.0 Mile West of I-270 · Structure no. 200000M-0332010

Built
2006
19 years old
Condition
Fair
inspected October 2023
Type
Arch - Deck
Concrete
Length
28 ft
1 main span
Daily traffic
28,776
2022 count
Owner
County
County Highway Agency

About this bridge

Montrose Parkway over Old Farm Creek Tributary is a concrete arch - deck carrying Montrose Parkway over Old Farm Creek Tributary in Montgomery County, Maryland. It was built in 2006, so it is 19 years old, younger 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 28,776 vehicles a day, roughly 5% of them trucks, projected to reach 35,820 by 2045. The structure is 28 ft (8.4 m) long and 150 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMontrose Parkway
CrossesOld Farm Creek Tributary
Location1.0 Mile West of I-270
RouteCounty Highway 6197
Coordinates39.05105, -77.13253
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length28 ft (8.4 m)
Longest span21 ft (6.4 m)
Deck width150 ft (45.7 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,776 (2022)
Projected traffic35,820 by 2045
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Montrose Parkway over Old Farm Creek Tributary built?

It was built in 2006, making it 19 years old in 2025.

What condition is Montrose Parkway over Old Farm Creek Tributary 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 October 2023.

How much traffic does Montrose Parkway over Old Farm Creek Tributary carry?

About 28,776 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Montrose Parkway over Old Farm Creek Tributary?

The structure is 28 ft (8.4 m) long with a longest span of 21 ft (6.4 m) and a deck 150 ft wide.

Who owns Montrose Parkway over Old Farm Creek Tributary?

It is owned by the County Highway Agency.