Line Locates
Line locate marked blue, what is there?
Potable Water
What is the chemical symbol for chlorine?
Cl2
How many ladders would you need if you have three people in an excavated trench?
3
What would you refer to before handling any chemical?
SDS
How many people are required for confined space entry?
3
Telecommunications?
Orange
What type of PPE would you use when entering the chlorine room?
SCBA (self contained breathing apparatus)
How many inches should a ladder extend out of a trench?
36 inches (3 Feet) ANSWER MUST BE IN INCHES
How long would you keep an SDS?
Forever
Hydrogen sulfide & methane
Line locate marked yellow?
What would you use to detect a chlorine leak?
ammonia
Where would you stand if you use a shoring box in an excavated trench?
Inside the box
Give 3 examples of proper PPE when handling chemicals
Gloves, Apron, Eye protection and Respiratory Protection
First thing you test for before entering confined space?
oxygen
Reclaimed Water?
Purple
What kit would you use for 100-150lb cylinder leak?
Kit A
How many ladders would you need if you have a trench that is 50 FT?
1 Ladder placed in the middle
If you have an uncontrollable chlorine leak... Who would you call?
Chemtrec
What type of conditions do confined spaces go under easily?
anaerobic
Property lines
chlorine + moisture = ?
hypochlorous acid
What is the technical term for excavated material?
Spoil
Calcium hypochlorite strength
65%
What is the role of the entry supervisor?
to sign the permit