US Bridges

SR1137 over US64

Fair

Nash County, North Carolina · 1.1 MI N JCT NC231 · Structure no. 000000001270018

Built
1973
52 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
2 main spans
Daily traffic
400
2019 count
Owner
State
State Highway Agency

About this bridge

SR1137 over US64 is a steel continuous stringer/multi-beam or girder carrying SR1137 over US64 in Nash County, North Carolina. It was built in 1973, so it is 52 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 400 vehicles a day, roughly 6% of them trucks, projected to reach 800 by 2040. The structure is 236 ft (71.9 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1137
CrossesUS64
Location1.1 MI N JCT NC231
RouteState Highway 1137
Coordinates35.90066, -78.18428
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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
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 rating76.9 US tons
Inventory rating46 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length236 ft (71.9 m)
Longest span117 ft (35.6 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2019)
Projected traffic800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 SR1137 over US64 built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR1137 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 October 2023.

How much traffic does SR1137 over US64 carry?

About 400 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1137 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 SR1137 over US64?

It is owned by the State Highway Agency.