US Bridges

Redland Road over Crabbs Creek

Fair

Montgomery County, Maryland · 0.7 Miles East of Md 355 · Structure no. 200000M-0057020

Built
1981
44 years old, rebuilt 2007
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
20 ft
Daily traffic
9,310
2023 count
Owner
County
County Highway Agency

About this bridge

Redland Road over Crabbs Creek is a concrete culvert carrying Redland Road over Crabbs Creek in Montgomery County, Maryland. It was built in 1981 and reconstructed in 2007, so it is 44 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 9,310 vehicles a day, roughly 5% of them trucks, projected to reach 10,860 by 2045. The structure is 20 ft (6.2 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRedland Road
CrossesCrabbs Creek
Location0.7 Miles East of Md 355
RouteCounty Highway 1936
CountyMontgomery County
StateMaryland
Coordinates39.12192, -77.15749
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,310 (2023)
Projected traffic10,860 by 2045
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 Redland Road over Crabbs Creek built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 2007.

What condition is Redland Road over Crabbs Creek 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 August 2024.

How much traffic does Redland Road over Crabbs Creek carry?

About 9,310 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Redland Road over Crabbs Creek?

The structure is 20 ft (6.2 m) long with a longest span of 10 ft (3 m).

Who owns Redland Road over Crabbs Creek?

It is owned by the County Highway Agency.