US Bridges

Centennial Street over I74 US311

Good

Guilford County, North Carolina · 1.89 Mi. E. Jct. SR1009 · Structure no. 000000000810762

Built
1996
29 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
244 ft
4 main spans
Daily traffic
1,900
2019 count
Owner
State
State Highway Agency

About this bridge

Centennial Street over I74 US311 is a prestressed concrete stringer/multi-beam or girder carrying Centennial Street over I74 US311 in Guilford County, North Carolina. It was built in 1996, so it is 29 years old, younger than the North Carolina average of 38.7 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 1,900 vehicles a day, roughly 7% of them trucks, projected to reach 3,800 by 2040. The structure is 244 ft (74.3 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCentennial Street
CrossesI74 US311
Location1.89 Mi. E. Jct. SR1009
RouteCity Street 0
Coordinates36.00761, -80.00276
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating62.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length244 ft (74.3 m)
Longest span75 ft (22.8 m)
Deck width63 ft (19.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2019)
Projected traffic3,800 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Centennial Street over I74 US311 built?

It was built in 1996, making it 29 years old in 2025.

What condition is Centennial Street over I74 US311 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 August 2024.

How much traffic does Centennial Street over I74 US311 carry?

About 1,900 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Centennial Street over I74 US311?

The structure is 244 ft (74.3 m) long with a longest span of 75 ft (22.8 m) and a deck 63 ft wide.

Who owns Centennial Street over I74 US311?

It is owned by the State Highway Agency.