US Bridges

Md 710 over Tributary to Back Creek

Fair

Anne Arundel County, Maryland · 0.34 MI N of Md 10 · Structure no. 100000020114020

Built
1973
52 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
25 ft
Daily traffic
13,471
2009 count
Owner
State
State Highway Agency

About this bridge

Md 710 over Tributary to Back Creek is a concrete culvert carrying Md 710 over Tributary to Back Creek in Anne Arundel County, Maryland. It was built in 1973, so it is 52 years old, younger 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 13,471 vehicles a day, roughly 8% of them trucks, projected to reach 16,062 by 2026. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMd 710
CrossesTributary to Back Creek
Location0.34 MI N of Md 10
RouteState Highway 710
Coordinates39.19565, -76.59763
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadHS 20
Structure length25 ft (7.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,471 (2009)
Projected traffic16,062 by 2026
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 710 over Tributary to Back Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Md 710 over Tributary to Back 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 710 over Tributary to Back Creek carry?

About 13,471 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 710 over Tributary to Back Creek?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Md 710 over Tributary to Back Creek?

It is owned by the State Highway Agency.