Methods and apparatus for generating output data streams relating to underground utility marking operations

摘要: Methods and apparatus for generating electronic records of marking operations underground facilities/utilities. Electronic information may be logged/stored in local memory a device, formatted various manners, processed and/or analyzed at the device itself, transmitted whole or part to another (e.g., remote computer/server) storage, processing analysis. In one example, an output stream data packets is provided, wherein each packet includes more flag fields that is/are set reset upon least actuation device.