US Bridges

C-4-10583 over Unnamed Stream

Good

Anderson County, South Carolina · 3 MI N of Anderson · Structure no. 000000000010208

Built
1986
39 years old
Condition
Good
inspected November 2023
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
125
2023 count
Owner
County
County Highway Agency

About this bridge

C-4-10583 over Unnamed Stream is a steel culvert carrying C-4-10583 over Unnamed Stream in Anderson County, South Carolina. It was built in 1986, so it is 39 years old, younger than the South Carolina average of 48 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 125 vehicles a day, roughly 5% of them trucks, projected to reach 160 by 2043. The structure is 24 ft (7.3 m) long and 38 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesC-4-10583
CrossesUnnamed Stream
Location3 MI N of Anderson
RouteCounty Highway 10583
CountyAnderson County
StateSouth Carolina
Coordinates34.57408, -82.65056
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.8 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width38 ft (11.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deck10 ft (3 m)

Traffic and service

Average daily traffic125 (2023)
Projected traffic160 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 C-4-10583 over Unnamed Stream built?

It was built in 1986, making it 39 years old in 2025.

What condition is C-4-10583 over Unnamed Stream 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 November 2023.

How much traffic does C-4-10583 over Unnamed Stream carry?

About 125 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-4-10583 over Unnamed Stream?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 38 ft wide.

Who owns C-4-10583 over Unnamed Stream?

It is owned by the County Highway Agency.