Blue flags item no.
Green survey flags.
The colors and what they are used for.
High visibility the flags move without hardly any wind.
They are highly visible and help mark areas on landscaping and excavation projects as well as hidden hazards such as buried gas and water lines.
There are 2 additional colors that are not widely used in our line of work but are used in the construction and survey field.
Item 2503341 model sf18 24sf18 24.
Ace supply marking flags 4 x 5 inch flag on 15 inch steel wire green 100 pack markers for lawn sprinklers irrigation property line yard garden survey stakes invisible fence 4 7 out of 5 stars 236.
Similar to hitting a water line you could cause flooding and the release of poisonous gasses should you sever one of these.
We mark with green flags to signify sewers and drain lines.
West chester 16 pack 24 in red pvc marking flag.
They have often been referred to as survey color codes survey flag colors color codes for underground concrete utility location pain codes and utility locate color system.
Bright or fluorescent colours.
76cm flags wire shaft flag part 120mm x 100mm.