Underground Utility Color Codes flash cards

Use these flash cards to learn the color coding for locating underground utilities.

There are 6 flash cards in this set (1 page to print.)

Download this set in PDF format for free:

To use:
1. Print out the cards.
2. Cut along the dashed lines.
3. Fold along the solid lines.

Preview of Underground Utility Color Codes flash cards:

Underground Utility Color Codes template

Sample flash cards in this set:

Front

Back

This set includes the following cards:

Questions	Answers
Red	electric power lines, cables, conduit, and lighting cables
Orange	telecommunication, alarm or signal lines, cables, or conduit
Yellow	natural gas, oil, steam, petroleum, or other gaseous or flammable material
Green	sewers and drain lines
Blue	drinking water
White	proposed excavation limits or route

This set of flash cards belongs to these categories: misc

These flash cards are available as a free download, Just download it, open it in Acrobat Reader (or another program that can display the PDF file format,) and print. Or you can instantly create your own custom flash cards for free.