WELCOME TO THE South Carolina Trucking Association An Alliance of Businesses That Use Trucks Join Now Directory Services Shop Events SCTA is Mission-Driven The road to success starts with partnerships. Explore the many ways that your involvement strengthens the trucking industry. Truck Proud Politics Safety Council Maintenance Council Trucking Institute Compliance Services Trucking Industry Facts 79.8% of SC communities depend exclusively on trucks to move their goods. 82% of total manufactured tonnage transported by trucks in the state. 7,960 trucking companies located in SC - primarily small, family-owned businesses.