US Bridges

L-176 over RR Csxt/Rr NS

Good

Richland County, South Carolina · City of Columbia · Structure no. 000000000010806

Built
2022
3 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
233 ft
3 main spans
Daily traffic
225
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

L-176 over RR Csxt/Rr NS is a concrete stringer/multi-beam or girder carrying L-176 over RR Csxt/Rr NS in Richland County, South Carolina. It was built in 2022, so it is 3 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 225 vehicles a day, roughly 5% of them trucks, projected to reach 288 by 2043. The structure is 233 ft (70.9 m) long and 75 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesL-176
CrossesRR Csxt/Rr NS
LocationCity of Columbia
RouteCounty Highway 176
CountyRichland County
StateSouth Carolina
Coordinates33.99328, -81.03931
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length233 ft (70.9 m)
Longest span105 ft (32 m)
Deck width75 ft (22.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2023)
Projected traffic288 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 L-176 over RR Csxt/Rr NS built?

It was built in 2022, making it 3 years old in 2025.

What condition is L-176 over RR Csxt/Rr NS 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 December 2024.

How much traffic does L-176 over RR Csxt/Rr NS carry?

About 225 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is L-176 over RR Csxt/Rr NS?

The structure is 233 ft (70.9 m) long with a longest span of 105 ft (32 m) and a deck 75 ft wide.

Who owns L-176 over RR Csxt/Rr NS?

It is owned by the City or Municipal Highway Agency.