South Carolina (SC) Pilot Car & Escort Vehicle Requirements

Escort requirements, travel restrictions, and signage rules for oversize/overweight loads in South Carolina.

PCP - Pilot Cars & Permits provides professional pilot car escort services throughout South Carolina. Whether you need a lead vehicle, chase car, or high pole escort, our certified pilots are available 24/7 across South Carolina and all connecting states. We handle the coordination so your oversize load moves safely and on time.

Legal Dimensions — South Carolina

Max Width
8'6"
Max Height
13'6"
Max Length
75'0"
Gross Weight
80,000 lbs
Front Overhang
3'0"
Rear Overhang
4'0"

Interstate Escort Requirements

Width

Min WidthMax Width EscortsPositionNotes
8'7" 12'0" 0 Permit required, no escort
12'1" 14'0" 1 Rear
14'1" 16'0" 2 Front + Rear
16'1" 20'0" 2 Police Front + Rear 2 civilian (1 front + 1 rear) + 2 police escorts (1 front + 1 rear) required for width over 16'

Height

Min HeightMax Height EscortsPositionNotes
13'7" 16'0" 0 Permit required; no mandatory escort below 16'
16'1" 20'0" 1 Front 1 front lead pole vehicle escort; complete route survey required; clearance must be at least 6" more than load height
Height pole required
Route survey required

Length

Min LengthMax Length EscortsPositionNotes
75'1" 125'0" 0 Permit required
125'1" 200'0" 1 Rear 1+ escorts depending on configuration

Overhang

Min OverhangMax Overhang EscortsPositionNotes
15'1" 30'0" 2 Front + Rear 1 front + 1 rear escort required for overhang exceeding 15'

Weight

Min WeightMax Weight EscortsPositionNotes
130,001 lbs 999,999 lbs 0 Mon-Fri only for loads over 130,000 lbs

Non-Interstate / State Road Escort Requirements

Width

Min WidthMax Width EscortsPositionNotes
8'7" 12'0" 0 Permit required
12'1" 14'0" 1 Front 1 escort on 2-lane roads
14'1" 16'0" 2 Front + Rear
16'1" 20'0" 2 Police Front + Rear 2 civilian (1 front + 1 rear) + 2 police escorts (1 front + 1 rear) required for width over 16'

Height

Min HeightMax Height EscortsPositionNotes
13'7" 16'0" 0 Permit required; no mandatory escort below 16'
16'1" 20'0" 1 Front 1 front lead pole vehicle escort; complete route survey required; clearance must be at least 6" more than load height
Height pole required
Route survey required

Length

Min LengthMax Length EscortsPositionNotes
75'1" 125'0" 0 Permit required
125'1" 200'0" 1 Rear 1+ escorts

Overhang

Min OverhangMax Overhang EscortsPositionNotes
15'1" 30'0" 2 Front + Rear 1 front + 1 rear escort required for overhang exceeding 15'

Weight

Min WeightMax Weight EscortsPositionNotes
130,001 lbs 999,999 lbs 0 Mon-Fri only

Travel Restrictions

Standard Hours
One-half hour after sunrise to one-half hour before sunset
Night Travel
Not permitted for oversize loads
Weekend Travel
No Sunday travel.
Holiday Restrictions
No travel on major holidays
Urban Restrictions
7-9 AM and 3-6 PM restricted on school days for 12'-15' wide. Over 15' wide: 9 AM-3 PM school days only.

Signage & Flag Requirements

Oversize Load Sign
Required for loads over 12' wide
Flags
Standard flags at extremities
Additional Notes
Amber beacon for 12'-14' wide. Amber beacons on outer rear corners for 14'-16' wide.

Pilot Car Services in South Carolina

PCP - Pilot Cars & Permits coordinates experienced pilot car operators throughout South Carolina for both local and interstate moves. From a single-county delivery to a multi-state haul that begins or passes through South Carolina, our team matches your load with the right escorts — lead cars, chase cars, high pole escorts, and steer cars — based on the dimension thresholds and travel rules outlined above.

Because oversize requirements change at every state line, we plan your route end to end so your equipment stays compliant from origin to destination. Our dispatchers handle scheduling, positioning, and communication with your drivers, keeping your oversize or overweight load moving safely and on time across South Carolina and beyond.

Disclaimer: These regulations are for informational purposes only. Always verify with the South Carolina Department of Transportation before moving any oversize/overweight load. Regulations change frequently.

Need a Pilot Car in South Carolina?

Call us at (214) 550-7192 or order online. Our pilots are ready to escort your load anywhere in South Carolina and beyond.