US Bridges

Sixteenth Street over US29

Fair

Guilford County, North Carolina · 0.03 Mi.E.Jct.Summit Ave. · Structure no. 000000000810347

Built
1976
49 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
219 ft
4 main spans
Daily traffic
13,000
2019 count
Owner
State
State Highway Agency

About this bridge

Sixteenth Street over US29 is a steel stringer/multi-beam or girder carrying Sixteenth Street over US29 in Guilford County, North Carolina. It was built in 1976, so it is 49 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 13,000 vehicles a day, roughly 7% of them trucks, projected to reach 26,000 by 2040. The structure is 219 ft (66.7 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSixteenth Street
CrossesUS29
Location0.03 Mi.E.Jct.Summit Ave.
RouteCity Street 0
Coordinates36.10645, -79.76094
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.9 US tons
Inventory rating57 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length219 ft (66.7 m)
Longest span80 ft (24.3 m)
Deck width64 ft (19.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2019)
Projected traffic26,000 by 2040
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sixteenth Street over US29 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Sixteenth Street over US29 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 April 2023.

How much traffic does Sixteenth Street over US29 carry?

About 13,000 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Sixteenth Street over US29?

The structure is 219 ft (66.7 m) long with a longest span of 80 ft (24.3 m) and a deck 64 ft wide.

Who owns Sixteenth Street over US29?

It is owned by the State Highway Agency.