All oversize loads entering the Village of Carol Stream must conform to the regulations established by the Illinois Department of Transportation (IDOT) and the Village's Public Works Department.

In general, any vehicle exceeding 8 feet 6 inches in width, 13 feet 6 inches in height, or weighing more than 80,000 pounds should obtain a special permit from the Illinois Department of Transportation and comply with Carol Stream's municipal regulations.

Carol Stream, located in DuPage County, requires that all permit holders notify the Carol Stream Public Works Department at (630) 690-4660 prior to the transport to discuss specific routing and potential restrictions.

In accordance with Illinois law (625 ILCS 5/15-101 et seq.), escort vehicles are mandatory for oversize loads that surpass 12 feet in width, 14 feet in height, or 120 feet in overall length within the Village of Carol Stream. Escort vehicles must be properly equipped with warning flags, signs, and lights as per IDOT guidelines.

For loads exceeding 18 feet in width or 120 feet in length, a law enforcement escort may be necessary. The Carol Stream Police Department (630) 690-4660 handles arrangements for law enforcement escorts, and such escorts are typically required during peak traffic times or on roads with limited sightlines.

To obtain a permit for heavy haulage, submit an online permit application through the Illinois Department of Transportation's permit portal and notify the Carol Stream Public Works Department.

Applicants are to provide a detailed route survey, proof of insurance, and a permit fee payment. Additional documentation, such as load diagrams and escort vehicle information, may be necessary depending on the load's specifications.

Time-of-day restrictions may apply for certain oversize loads in residential areas or during peak traffic hours (7-9 am and 4-6 pm, Monday through Friday).

During periods of adverse weather conditions (e.g., snow, heavy rain, or high winds), oversize load transports may be restricted or subject to additional regulations as determined by the Village or State authorities.

The permit fee structure for oversize vehicles in Carol Stream is as follows: $50 for a single trip permit, with potential supplementary fees based on the route's specifics, including any required law enforcement escorts or engineering reviews for unusually large or complex loads. Fees are payable online or by check made out to the Village of Carol Stream.

Additional charges may be applied for expedited processing or for loads that require extensive route surveys or engineering assessments to ensure compliance with local infrastructure and regulations.