US Bridges

C-26-1372 over Chinners Mill Br

Good

Horry County, South Carolina · 1.0 MI SE of Aynor · Structure no. 000000000009218

Built
2012
13 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

C-26-1372 over Chinners Mill Br is a prestressed concrete box beam or girders - multiple carrying C-26-1372 over Chinners Mill Br in Horry County, South Carolina. It was built in 2012, so it is 13 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 250 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2043. The structure is 63 ft (19.2 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC-26-1372
CrossesChinners Mill Br
Location1.0 MI SE of Aynor
RouteCounty Highway 1372
Coordinates33.98648, -79.18841
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 protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.8 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length63 ft (19.2 m)
Longest span63 ft (19.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic320 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C-26-1372 over Chinners Mill Br built?

It was built in 2012, making it 13 years old in 2025.

What condition is C-26-1372 over Chinners Mill Br 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 2023.

How much traffic does C-26-1372 over Chinners Mill Br carry?

About 250 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-26-1372 over Chinners Mill Br?

The structure is 63 ft (19.2 m) long with a longest span of 63 ft (19.2 m) and a deck 33 ft wide.

Who owns C-26-1372 over Chinners Mill Br?

It is owned by the County Highway Agency.