US Bridges

Md 261 (bay Avenue over Branch of Chesapeake Bay

Good

Calvert County, Maryland · 0.28 Mi. N of 7th St. · Structure no. 100000040031010

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete
Length
37 ft
1 main span
Daily traffic
1,400
2021 count
Owner
State
State Highway Agency

About this bridge

Md 261 (bay Avenue over Branch of Chesapeake Bay is a concrete slab carrying Md 261 (bay Avenue over Branch of Chesapeake Bay in Calvert County, Maryland. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, projected to reach 1,400 by 2022. The structure is 37 ft (11.2 m) long and 37 ft wide.

Location

No coordinates are recorded for this structure.

CarriesMd 261 (bay Avenue
CrossesBranch of Chesapeake Bay
Location0.28 Mi. N of 7th St.
RouteState Highway 261
CountyCalvert County
StateMaryland
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating102.2 US tons
Inventory rating78.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.2 m)
Longest span32 ft (9.8 m)
Deck width37 ft (11.3 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2021)
Projected traffic1,400 by 2022
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Md 261 (bay Avenue over Branch of Chesapeake Bay built?

It was built in 2021, making it 4 years old in 2025.

What condition is Md 261 (bay Avenue over Branch of Chesapeake Bay 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 June 2023.

How much traffic does Md 261 (bay Avenue over Branch of Chesapeake Bay carry?

About 1,400 vehicles per day (2021 count).

How long is Md 261 (bay Avenue over Branch of Chesapeake Bay?

The structure is 37 ft (11.2 m) long with a longest span of 32 ft (9.8 m) and a deck 37 ft wide.

Who owns Md 261 (bay Avenue over Branch of Chesapeake Bay?

It is owned by the State Highway Agency.