US Bridges

Md 258 over Rockhold Creek

Fair

Anne Arundel County, Maryland · 0.62 Mile West of Md 256 · Structure no. 100000020079010

Built
1963
62 years old, rebuilt 2008
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
452 ft
10 main spans
Daily traffic
8,882
2009 count
Owner
State
State Highway Agency

About this bridge

Md 258 over Rockhold Creek is a steel stringer/multi-beam or girder carrying Md 258 over Rockhold Creek in Anne Arundel County, Maryland. It was built in 1963 and reconstructed in 2008, so it is 62 years old, older 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 8,882 vehicles a day, roughly 8% of them trucks, projected to reach 11,359 by 2026. The structure is 452 ft (137.8 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMd 258
CrossesRockhold Creek
Location0.62 Mile West of Md 256
RouteState Highway 258
Coordinates38.79345, -76.55842
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length452 ft (137.8 m)
Longest span45 ft (13.7 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,882 (2009)
Projected traffic11,359 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
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 258 over Rockhold Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2008.

What condition is Md 258 over Rockhold Creek 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 July 2023.

How much traffic does Md 258 over Rockhold Creek carry?

About 8,882 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 258 over Rockhold Creek?

The structure is 452 ft (137.8 m) long with a longest span of 45 ft (13.7 m) and a deck 38 ft wide.

Who owns Md 258 over Rockhold Creek?

It is owned by the State Highway Agency.