US Bridges

SR1635 over Middle Creek

Good

Macon County, North Carolina · 0.8 MI.E.JCT.SR1629 · Structure no. 000000001130043

Built
2023
2 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
570
2018 count
Owner
State
State Highway Agency

About this bridge

SR1635 over Middle Creek is a prestressed concrete box beam or girders - multiple carrying SR1635 over Middle Creek in Macon County, North Carolina. It was built in 2023, so it is 2 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 570 vehicles a day, roughly 6% of them trucks, projected to reach 1,140 by 2040. The structure is 87 ft (26.5 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1635
CrossesMiddle Creek
Location0.8 MI.E.JCT.SR1629
RouteState Highway 1635
Coordinates35.05216, -83.3635
Functional classRural Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.9 US tons
Inventory rating51.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length87 ft (26.5 m)
Longest span84 ft (25.6 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic570 (2018)
Projected traffic1,140 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 SR1635 over Middle Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is SR1635 over Middle 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 February 2024.

How much traffic does SR1635 over Middle Creek carry?

About 570 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is SR1635 over Middle Creek?

The structure is 87 ft (26.5 m) long with a longest span of 84 ft (25.6 m) and a deck 30 ft wide.

Who owns SR1635 over Middle Creek?

It is owned by the State Highway Agency.