US Bridges

I-20 EB over S-40-63

Good

Richland County, South Carolina · 10MI NE of Cola · Structure no. 000000000004645

Built
2013
12 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
186 ft
3 main spans
Daily traffic
25,150
2023 count
Owner
State
State Highway Agency

About this bridge

I-20 EB over S-40-63 is a prestressed concrete stringer/multi-beam or girder carrying I-20 EB over S-40-63 in Richland County, South Carolina. It was built in 2013, so it is 12 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 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 25,150 vehicles a day, roughly 16% of them trucks, projected to reach 31,186 by 2043. The structure is 186 ft (56.7 m) long and 57 ft wide.

CarriesI-20 EB
CrossesS-40-63
Location10MI NE of Cola
RouteInterstate 20
Coordinates34.07026, -80.91398
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length186 ft (56.7 m)
Longest span84 ft (25.6 m)
Deck width57 ft (17.4 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,150 (2023)
Projected traffic31,186 by 2043
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-20 EB over S-40-63 built?

It was built in 2013, making it 12 years old in 2025.

What condition is I-20 EB over S-40-63 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 I-20 EB over S-40-63 carry?

About 25,150 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is I-20 EB over S-40-63?

The structure is 186 ft (56.7 m) long with a longest span of 84 ft (25.6 m) and a deck 57 ft wide.

Who owns I-20 EB over S-40-63?

It is owned by the State Highway Agency.