US Bridges

Middletown Road over Unnamed Tributary

Good

Charles County, Maryland · 0.3 MI S of Smallwood DR · Structure no. 200000CH0002030

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
38 ft
Daily traffic
3,635
2023 count
Owner
County
County Highway Agency

About this bridge

Middletown Road over Unnamed Tributary is a concrete culvert carrying Middletown Road over Unnamed Tributary in Charles 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 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 3,635 vehicles a day, roughly 5% of them trucks, projected to reach 5,081 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesMiddletown Road
CrossesUnnamed Tributary
Location0.3 MI S of Smallwood DR
RouteCounty Highway 50
CountyCharles County
StateMaryland
Coordinates38.61492, -76.9715
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
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 rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span0 ft (0 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,635 (2023)
Projected traffic5,081 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Middletown Road over Unnamed Tributary built?

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

What condition is Middletown Road over Unnamed Tributary 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 Middletown Road over Unnamed Tributary carry?

About 3,635 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Middletown Road over Unnamed Tributary?

The structure is 38 ft (11.6 m) long.

Who owns Middletown Road over Unnamed Tributary?

It is owned by the County Highway Agency.