US Bridges

I440E US1 over SR1728

Good

Wake County, North Carolina · 0.3 MI N JCT SR3007 · Structure no. 000000001830238

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
180 ft
2 main spans
Daily traffic
72,500
2020 count
Owner
State
State Highway Agency

About this bridge

I440E US1 over SR1728 is a prestressed concrete slab carrying I440E US1 over SR1728 in Wake County, North Carolina. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 72,500 vehicles a day, roughly 23% of them trucks, projected to reach 145,000 by 2040. The structure is 180 ft (54.8 m) long and 180 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI440E US1
CrossesSR1728
Location0.3 MI N JCT SR3007
RouteInterstate 440
Coordinates35.80381, -78.69364
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating56 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length180 ft (54.8 m)
Longest span92 ft (28 m)
Deck width180 ft (55 m)
Roadway width172 ft (52.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72,500 (2020)
Projected traffic145,000 by 2040
Trucks23%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I440E US1 over SR1728 built?

It was built in 2022, making it 3 years old in 2025.

What condition is I440E US1 over SR1728 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 I440E US1 over SR1728 carry?

About 72,500 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I440E US1 over SR1728?

The structure is 180 ft (54.8 m) long with a longest span of 92 ft (28 m) and a deck 180 ft wide.

Who owns I440E US1 over SR1728?

It is owned by the State Highway Agency.