US Bridges

I73S I74E US220S over SR1356

Good

Montgomery County, North Carolina · 0.8 Mi. N. Jct. SR1354 · Structure no. 000000001230248

Built
1994
31 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
182 ft
3 main spans
Daily traffic
7,750
2020 count
Owner
State
State Highway Agency

About this bridge

I73S I74E US220S over SR1356 is a prestressed concrete stringer/multi-beam or girder carrying I73S I74E US220S over SR1356 in Montgomery County, North Carolina. It was built in 1994, so it is 31 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 7,750 vehicles a day, roughly 23% of them trucks, projected to reach 15,500 by 2040. The structure is 182 ft (55.4 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI73S I74E US220S
CrossesSR1356
Location0.8 Mi. N. Jct. SR1354
RouteInterstate 73
Coordinates35.50266, -79.78142
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length182 ft (55.4 m)
Longest span62 ft (18.8 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,750 (2020)
Projected traffic15,500 by 2040
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 I73S I74E US220S over SR1356 built?

It was built in 1994, making it 31 years old in 2025.

What condition is I73S I74E US220S over SR1356 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 May 2024.

How much traffic does I73S I74E US220S over SR1356 carry?

About 7,750 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I73S I74E US220S over SR1356?

The structure is 182 ft (55.4 m) long with a longest span of 62 ft (18.8 m) and a deck 41 ft wide.

Who owns I73S I74E US220S over SR1356?

It is owned by the State Highway Agency.