US Bridges

Little Seneca Park over Little Seneca Creek Trib

Good

Montgomery County, Maryland · 0.5 Miles East of Md 355 · Structure no. 200000M-0374020

Built
2011
14 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
25 ft
Daily traffic
2,560
2024 count
Owner
County
County Highway Agency

About this bridge

Little Seneca Park over Little Seneca Creek Trib is a concrete culvert carrying Little Seneca Park over Little Seneca Creek Trib 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 2,560 vehicles a day, roughly 5% of them trucks, projected to reach 3,805 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLittle Seneca Park
CrossesLittle Seneca Creek Trib
Location0.5 Miles East of Md 355
RouteCounty Highway 7669
Coordinates39.22771, -77.25473
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating41.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,560 (2024)
Projected traffic3,805 by 2044
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 Little Seneca Park over Little Seneca Creek Trib built?

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

What condition is Little Seneca Park over Little Seneca Creek Trib 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 March 2024.

How much traffic does Little Seneca Park over Little Seneca Creek Trib carry?

About 2,560 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Little Seneca Park over Little Seneca Creek Trib?

The structure is 25 ft (7.6 m) long with a longest span of 7 ft (2.1 m).

Who owns Little Seneca Park over Little Seneca Creek Trib?

It is owned by the County Highway Agency.