US Bridges

SR1091 over Rainbow Creek

Good

Greene County, North Carolina · 0.4 MI E JCT SR 1437 · Structure no. 000000000790047

Built
2014
11 years old
Condition
Good
inspected January 2024
Type
Slab
Prestressed Concrete
Length
87 ft
2 main spans
Daily traffic
900
2021 count
Owner
State
State Highway Agency

About this bridge

SR1091 over Rainbow Creek is a prestressed concrete slab carrying SR1091 over Rainbow Creek in Greene County, North Carolina. It was built in 2014, so it is 11 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 900 vehicles a day, roughly 6% of them trucks, projected to reach 1,800 by 2040. The structure is 87 ft (26.5 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1091
CrossesRainbow Creek
Location0.4 MI E JCT SR 1437
RouteState Highway 1091
Coordinates35.41317, -77.60152
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length87 ft (26.5 m)
Longest span54 ft (16.4 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2021)
Projected traffic1,800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1091 over Rainbow Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR1091 over Rainbow Creek 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 January 2024.

How much traffic does SR1091 over Rainbow Creek carry?

About 900 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1091 over Rainbow Creek?

The structure is 87 ft (26.5 m) long with a longest span of 54 ft (16.4 m) and a deck 33 ft wide.

Who owns SR1091 over Rainbow Creek?

It is owned by the State Highway Agency.