US Bridges

Persimmon Tree Roa over Congressional Cc Underpa

Fair

Montgomery County, Maryland · 0.4 Miles North of I-495 · Structure no. 200000M-0298030

Built
1977
48 years old
Condition
Fair
inspected November 2023
Type
Culvert
Steel
Length
20 ft
Daily traffic
2,685
2023 count
Owner
County
County Highway Agency

About this bridge

Persimmon Tree Roa over Congressional Cc Underpa is a steel culvert carrying Persimmon Tree Roa over Congressional Cc Underpa in Montgomery County, Maryland. It was built in 1977, so it is 48 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 2,685 vehicles a day, roughly 3% of them trucks, projected to reach 3,088 by 2043. 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
CarriesPersimmon Tree Roa
CrossesCongressional Cc Underpa
Location0.4 Miles North of I-495
RouteCounty Highway 781
CountyMontgomery County
StateMaryland
Coordinates38.98723, -77.17751
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Culvert6 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
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating57 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadUnknown
Structure length20 ft (6.2 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,685 (2023)
Projected traffic3,088 by 2043
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Persimmon Tree Roa over Congressional Cc Underpa built?

It was built in 1977, making it 48 years old in 2025.

What condition is Persimmon Tree Roa over Congressional Cc Underpa 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 Persimmon Tree Roa over Congressional Cc Underpa carry?

About 2,685 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Persimmon Tree Roa over Congressional Cc Underpa?

The structure is 20 ft (6.2 m) long with a longest span of 15 ft (4.6 m).

Who owns Persimmon Tree Roa over Congressional Cc Underpa?

It is owned by the County Highway Agency.