Important: Before doing any digging, you need to call 811 to request locates of all public utilities.
To initiate a requests for underground utility locates, including sewer and water lines, contact Colorado811 at 811 or visit their website.
Do I have to be on-site?
In most cases homeowners and residents do not have to be on-site. Your underground utilities will be marked in the areas using the information you have given.
Do I have to call even if I am not planning on digging deep?
Colorado law requires that you make notification before you begin any size project from small, such as planting a tree or bush, to a big project such as pipe replacement or installation.