CSM Health & Safety Protocols 3

Question 1

Which chemical used in stormwater pH adjustment poses an inhalation hazard as a caustic vapor and requires respiratory protection during handling?

Accepted Answer

Sodium hydroxide (lye)

Answer

Sodium hydroxide generates caustic aerosols and vapors that can severely damage the respiratory tract, requiring appropriate respiratory PPE.

Question 2

A worker is splashed in the eyes with a coagulant chemical at a stormwater treatment facility. What is the first action?

Accepted Answer

Flush eyes continuously with water for at least 15 minutes

Answer

Immediate and continuous eye flushing with clean water for a minimum of 15 minutes is the standard first-aid response for chemical eye exposure.

Question 3

In the context of stormwater site safety, what does the acronym 'LOTO' refer to?

Accepted Answer

Lockout/Tagout energy control procedures

Answer

LOTO (Lockout/Tagout) refers to OSHA-required procedures to isolate hazardous energy sources before equipment maintenance or servicing.

Question 4

Which vector-borne disease risk is most relevant to stormwater professionals working near standing water in warm, humid climates in the US?

Accepted Answer

West Nile virus

Answer

West Nile virus, transmitted by Culex mosquitoes that breed in stagnant water, is the primary vector-borne disease risk for stormwater workers in the continental US.

Question 5

When working on a steep embankment during wet weather, what type of personal fall arrest system component connects the harness to the anchor point?

Accepted Answer

Self-retracting lifeline or lanyard

Answer

A self-retracting lifeline (SRL) or shock-absorbing lanyard connected to a rated anchor point is required as part of a complete personal fall arrest system.

(CSM) Certified Stormwater Manager Practice Test

(CSM) Certified Stormwater Manager Practice Test

CSM Health & Safety Protocols 3