The importance of calling 811 before you dig:Every digging project requires contacting 811 no matter how deep you are digging – whether you are doing a large demo project, installing a mailbox, or planting treesUnderground utility lines can sometimes be inches below the surface and hitting one of these lines while digging can cause severe injury, disruption to service, and can result in costly fines and repairs811 is a free service Here is how 811 works: At least 2 business days prior to digging, submit a request by calling “811” or visit california811.org to submit a request onlineEach utility company in the area will be notified and send a locator to the area to identify and mark the approximate location of the underground utility lines Once the utility lines have been marked or you are advised that the area is clear, only use hand tools within 24 inches of the marked lines and dig carefully to avoid damaging any utility linesCalling 811 is simple, it is free, it is incredibly important, and if you are a contractor it is required by law.