This module provides a detailed step-by-step procedure for locating and marking underground utilities, including numerous graphics and photographs that help individuals understand effective underground locating techniques. (Note: The number of pages and slides indicated below are approximate.)

The following topics are presented in this module:

• Following safety procedures
• Reading tickets
• Performing visual scans
• Checking prints
• Creating good grounds and applying signals
• Direct connection
• Clamping
• Induction
• Minimizing signal splits
• Using appropriate power and frequency settings
• Setting transmitter and frequency controls
• Signal strength
• Low-resistance and high-resistance locates
• Selecting appropriate transmitter frequencies
• Dotting and marking facilities
• Using signal strength readings
• Adjusting sensitivity on receivers
• Using peak and null response modes
• Ensuring the accuracy of receiver information
• Minimizing bleed-over problems
• Maximizing locating distance
• Troubleshooting locating problems
• Ghostbusting techniques
• Performing 360-degree sweeps
• Tracing and pinpointing target facilities
• Verifying pinpointing accuracy
• Measuring utility depth
• Measuring current
• Restoring job sites to their original conditions
• Completing tickets

Check out our product samples, which are generic and may not apply specifically to a given product.