US Bridges

16th Street South over Doctors Branch

Fair

Arlington County, Virginia · 0070120 0020S 4 MI R · Structure no. 000000000000039

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
1,500
2022 count
Owner
County
County Highway Agency

About this bridge

16th Street South over Doctors Branch is a concrete culvert carrying 16th Street South over Doctors Branch in Arlington County, Virginia. It was built in 1960, so it is 65 years old, older than the Virginia average of 50.7 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 1,500 vehicles a day, roughly 1% of them trucks, projected to reach 1,897 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries16th Street South
CrossesDoctors Branch
Location0070120 0020S 4 MI R
RouteCounty Highway 0
Coordinates38.85288, -77.10154
Functional classUrban Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic1,897 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 16th Street South over Doctors Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is 16th Street South over Doctors Branch 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 September 2024.

How much traffic does 16th Street South over Doctors Branch carry?

About 1,500 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is 16th Street South over Doctors Branch?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m).

Who owns 16th Street South over Doctors Branch?

It is owned by the County Highway Agency.