US Bridges

Guilford Road over Dorsey Run

Good

Anne Arundel County, Maryland · 0.58 MI S of Ho CO Line · Structure no. 200000AA4018020

Built
1984
41 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
47 ft
Daily traffic
11,711
2021 count
Owner
County
County Highway Agency

About this bridge

Guilford Road over Dorsey Run is a concrete culvert carrying Guilford Road over Dorsey Run in Anne Arundel County, Maryland. It was built in 1984, so it is 41 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 11,711 vehicles a day, roughly 8% of them trucks, projected to reach 16,300 by 2045. The structure is 47 ft (14.3 m) long and 73 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesGuilford Road
CrossesDorsey Run
Location0.58 MI S of Ho CO Line
RouteState Highway 716
Coordinates39.12055, -76.78213
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating68.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span14 ft (4.3 m)
Deck width73 ft (22.3 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,711 (2021)
Projected traffic16,300 by 2045
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Guilford Road over Dorsey Run built?

It was built in 1984, making it 41 years old in 2025.

What condition is Guilford Road over Dorsey Run 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 July 2024.

How much traffic does Guilford Road over Dorsey Run carry?

About 11,711 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Guilford Road over Dorsey Run?

The structure is 47 ft (14.3 m) long with a longest span of 14 ft (4.3 m) and a deck 73 ft wide.

Who owns Guilford Road over Dorsey Run?

It is owned by the County Highway Agency.