Application software for enabling construction personnel and others to make requests for the location of buried pipes, cables, and other underground utilities prior to excavating construction sites, the requests being transmitted via smart phones or other portable computing devices that can capture terrestrial images; application software for generating maps of buried pipes, cables, and other underground utilities; application software for identifying the location of buried pipes, cables, and other underground utilities prior to excavation; buried utility locators, namely, portable and vehicular mounted electronic devices for receiving magnetic field signals emitted from the utilities and determining information about hidden or buried pipes, cables, or conduit; buried utility locators, namely, portable and vehicular mounted electronic devices for receiving magnetic field signals emitted from the utilities, receiving RFID tag information emitted from RFID tags, and for generating information about the utilities based on the received magnetic field signals and RFID tag signals; buried utility locator transmitters, namely, electronic transmitters for generating current signals that couple directly, inductively, or capacitively to hidden or buried pipes, cables, or conduits, and for generating magnetic fields for detection by electronic buried utility locator devices; electronic beacon devices in the nature of sondes used for generating magnetic field signals for sensing by electronic buried utility locator devices; RFID devices in the nature of RFID tags and readers for use with buried utility locators; software for use with pipe inspection cameras, namely, software for generating maps showing pipe location or pipe inspection information; software for use with buried utility locators, namely, software for generating mapping information associated with hidden or buried utilities