How should you know what different markings mean when on the job site? Learn here about utility spray markings and their definitions.
Color Codes for Utility Markouts. - ACS Underground Solutions
What those mysterious spray-painted markings on your pavement REALLY mean - Mirror Online
Secret Language On The Sidewalk: Decoding 'Utility Graffiti
What do those spray paint markings on pavements mean?
What those mysterious spray-painted markings on your pavement REALLY mean - Mirror Online
North Plains Underground - Decoding Utility Markings
Classic Mini Paint Colours Codes Love:mini Free Digital, 49% OFF
What Do Utility Marking Colors Mean?
Markings and Colors Call JULIE Before You Dig
811 Utility Marks - Indiana 811
Secret Language On The Sidewalk: Decoding 'Utility Graffiti