US Bridges

SR1523 over I74 US311

Good

Guilford County, North Carolina · 1.3 Mi.W. Jct. NC68 · Structure no. 000000000811032

Built
2006
19 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
340 ft
2 main spans
Daily traffic
6,200
2021 count
Owner
State
State Highway Agency

About this bridge

SR1523 over I74 US311 is a steel continuous stringer/multi-beam or girder carrying SR1523 over I74 US311 in Guilford County, North Carolina. It was built in 2006, so it is 19 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 6,200 vehicles a day, roughly 6% of them trucks, projected to reach 12,400 by 2040. The structure is 340 ft (103.6 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1523
CrossesI74 US311
Location1.3 Mi.W. Jct. NC68
RouteState Highway 1523
Coordinates35.98698, -79.97753
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length340 ft (103.6 m)
Longest span116 ft (35.3 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,200 (2021)
Projected traffic12,400 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 SR1523 over I74 US311 built?

It was built in 2006, making it 19 years old in 2025.

What condition is SR1523 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 April 2024.

How much traffic does SR1523 over I74 US311 carry?

About 6,200 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1523 over I74 US311?

The structure is 340 ft (103.6 m) long with a longest span of 116 ft (35.3 m) and a deck 39 ft wide.

Who owns SR1523 over I74 US311?

It is owned by the State Highway Agency.