US Bridges

SR1148 over US64

Fair

Nash County, North Carolina · .1 MI South Jct. US64 Alt · Structure no. 000000001270045

Built
1977
48 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
2 main spans
Daily traffic
650
2019 count
Owner
State
State Highway Agency

About this bridge

SR1148 over US64 is a steel continuous stringer/multi-beam or girder carrying SR1148 over US64 in Nash County, North Carolina. It was built in 1977, so it is 48 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 6 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 650 vehicles a day, roughly 6% of them trucks, projected to reach 1,300 by 2040. The structure is 236 ft (71.9 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1148
CrossesUS64
Location.1 MI South Jct. US64 Alt
RouteState Highway 1148
Coordinates35.93006, -78.13595
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating60 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span117 ft (35.6 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2019)
Projected traffic1,300 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 SR1148 over US64 built?

It was built in 1977, making it 48 years old in 2025.

What condition is SR1148 over US64 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 2024.

How much traffic does SR1148 over US64 carry?

About 650 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1148 over US64?

The structure is 236 ft (71.9 m) long with a longest span of 117 ft (35.6 m) and a deck 32 ft wide.

Who owns SR1148 over US64?

It is owned by the State Highway Agency.