US Bridges

Henryton Road over Trib to S Br Patapsco R

Good

Howard County, Maryland · 1.24 MI N of Md RTE 99 · Structure no. 200000HO0105010

Built
2024
1 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
876
2024 count
Owner
County
County Highway Agency

About this bridge

Henryton Road over Trib to S Br Patapsco R is a prestressed concrete box beam or girders - multiple carrying Henryton Road over Trib to S Br Patapsco R in Howard County, Maryland. It was built in 2024, so it is 1 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 876 vehicles a day, roughly 5% of them trucks, projected to reach 1,070 by 2044. The structure is 53 ft (16.1 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHenryton Road
CrossesTrib to S Br Patapsco R
Location1.24 MI N of Md RTE 99
RouteCounty Highway 269
Coordinates39.33683, -76.92426
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 rating65.4 US tons
Inventory rating50.4 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length53 ft (16.1 m)
Longest span52 ft (15.9 m)
Deck width31 ft (9.4 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic876 (2024)
Projected traffic1,070 by 2044
Trucks5%
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 Henryton Road over Trib to S Br Patapsco R built?

It was built in 2024, making it 1 years old in 2025.

What condition is Henryton Road over Trib to S Br Patapsco R 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 October 2024.

How much traffic does Henryton Road over Trib to S Br Patapsco R carry?

About 876 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Henryton Road over Trib to S Br Patapsco R?

The structure is 53 ft (16.1 m) long with a longest span of 52 ft (15.9 m) and a deck 31 ft wide.

Who owns Henryton Road over Trib to S Br Patapsco R?

It is owned by the County Highway Agency.