US Bridges

Knights Corner Roa over Long Branch

Good

Cecil County, Maryland · 0.87 MI NW of Md 285 · Structure no. 200000CE0032010

Built
2011
14 years old
Condition
Good
inspected March 2024
Type
Slab
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
782
2024 count
Owner
County
County Highway Agency

About this bridge

Knights Corner Roa over Long Branch is a prestressed concrete slab carrying Knights Corner Roa over Long Branch in Cecil 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 782 vehicles a day, roughly 5% of them trucks, projected to reach 1,053 by 2044. The structure is 36 ft (11 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesKnights Corner Roa
CrossesLong Branch
Location0.87 MI NW of Md 285
RouteCounty Highway 280
Coordinates39.54445, -75.79819
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.2 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span33 ft (10.1 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic782 (2024)
Projected traffic1,053 by 2044
Trucks5%
Lanes on structure2
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 Knights Corner Roa over Long Branch built?

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

What condition is Knights Corner Roa over Long Branch 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 Knights Corner Roa over Long Branch carry?

About 782 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Knights Corner Roa over Long Branch?

The structure is 36 ft (11 m) long with a longest span of 33 ft (10.1 m) and a deck 32 ft wide.

Who owns Knights Corner Roa over Long Branch?

It is owned by the County Highway Agency.