Positive Response
Learn about Positive Response and the Colorado 811 Exactix Ticketing System.
Post ResponsePositive Response is a Colorado 811 communication tool designed to provide better communication between the facility owner/operator member and the excavating community.
Positive Response is mandated under Colorado State law, to be provided by the underground facility owner to the excavator requesting the locate request. The facility owner is required to post a Positive Response and upload supporting documentation through the Colorado 811 Positive Response System.
If the facility owner has not posted a response to the Colorado 811 system within the expected time frame, a “Positive Response Re-notification” (also known as "Late Tickets") will be automatically generated at 11:59 p.m. on the locate by date, and every subsequent day until a response is posted.
Prior to excavating, an excavator must process an “Excavator Re-notification” if there is no response from the facility owner beyond the due date.
Colorado 811 agents do not have a direct link to provide positive response information for any locate request. Please refer to this program only through www.colorado811.org, or call the facility owner directly.
Please do not make calls to 8-1-1 for positive response information, if you need assistance please call (877) 318-8188 or email onlineservices@co811.org
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Colorado 811 is committed to being one of the leaders of damage prevention efforts in Colorado by providing efficient access to a One-Call Notification Service to foster effective communication between the professional excavators, underground utility companies, and the public. To further enhance our one-call service, Colorado 811 will be transitioning from our legacy ticket entry system, “Norfield/Newtin,” to the new ticketing entry platform, “Exactix”. We are currently in the development phase of this project and will continue to share updates as the transition progresses.
As we move towards this important system upgrade, supporting our members and all other users remains a top priority. To ensure a smooth and successful transition, Colorado 811 will offer a series of informational sessions and comprehensive user training. In addition, we’ve launched a brand-new Knowledge Base , packed with FAQs and helpful resources to answer your questions and provide you with additional information every step of the way.
Click here to access the Knowledge Base
Have a question? Please submit your questions here.
IT Open Office Hours: CO811 Ticketing System Transition
This session is designed for IT professionals, system administrators, and technical stakeholders who need to prepare their organization’s infrastructure for a seamless system migration.
To register, please select an option that best fits your schedule here.
(Use search “IT Open Office Hours”)
Changes to the CO811 Ticketing Ecosystem
Learn about the major changes coming to the Colorado 811 ticketing ecosystem with the launch of the Exactix Ticketing System. This event is tailored for excavators and Facility Owners/Operator Members, providing a clear overview of updates to ticket functions, entry methods, delivery procedures, positive response workflows, automatic renotifications, and future improvements planned for Phase 2. You’ll also discover the support and training resources available to help your team adapt and have the opportunity to ask questions about the migration and its impact on your operations.
To register, please click here and select the date and time that best fits your schedule.
(Use search “Changes”)
Note: This class is not training on the Exactix system.
Facility Owner/Operator Members Training on Colorado 811 Exactix Ticketing System
These sessions are designed for Facility Operator/Owner Members to get familiar with the new Colorado 811 ticketing system, including its new interface and improved positive response. Attendees will learn how to streamline ticket processing, manage responses, and work smoothly with excavators while staying compliant.
Training options for members include live and on-demand options to get familiar with the new Colorado 811 ticketing system, including its new interface and improved positive response.