US Bridges

Cox Road over Sewell Branch

Fair

Calvert County, Maryland · 0.5 Miles East of Md 2-4 · Structure no. 200000C-0007010

Built
1994
31 years old
Condition
Fair
inspected March 2024
Type
Slab
Wood or Timber
Length
49 ft
2 main spans
Daily traffic
1,670
2022 count
Owner
County
County Highway Agency

About this bridge

Cox Road over Sewell Branch is a wood or timber slab carrying Cox Road over Sewell Branch in Calvert County, Maryland. It was built in 1994, so it is 31 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 1,670 vehicles a day, roughly 4% of them trucks, projected to reach 2,039 by 2042. The structure is 49 ft (14.8 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCox Road
CrossesSewell Branch
Location0.5 Miles East of Md 2-4
RouteCounty Highway 33
CountyCalvert County
StateMaryland
Coordinates38.60761, -76.58736
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating99 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length49 ft (14.8 m)
Longest span24 ft (7.3 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,670 (2022)
Projected traffic2,039 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Cox Road over Sewell Branch built?

It was built in 1994, making it 31 years old in 2025.

What condition is Cox Road over Sewell Branch 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 March 2024.

How much traffic does Cox Road over Sewell Branch carry?

About 1,670 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Cox Road over Sewell Branch?

The structure is 49 ft (14.8 m) long with a longest span of 24 ft (7.3 m) and a deck 36 ft wide.

Who owns Cox Road over Sewell Branch?

It is owned by the County Highway Agency.