CESSWI Pollution Prevention and Good Housekeeping

Question 1

Where should a concrete washout area be located on a construction site to prevent stormwater contamination?

Accepted Answer

At least 50 feet from storm drains, streams, and other water bodies

Answer

Concrete washout areas must be sited at least 50 feet from storm drains, streams, and water bodies to prevent highly alkaline concrete wastewater from entering waterways.

Question 2

Which of the following is the BEST practice for storing bulk fuels and lubricants on a construction site?

Accepted Answer

Place containers inside secondary containment capable of holding 110% of the largest container's volume

Answer

Secondary containment sized to 110% of the largest container volume is the standard practice to capture spills before they reach stormwater conveyances.

Question 3

A construction crew spills hydraulic fluid near a storm drain. What is the FIRST action the inspector should ensure is taken?

Accepted Answer

Stop the source of the spill and prevent it from entering the storm drain

Answer

The immediate priority in any spill response is to stop the source and prevent the material from reaching the storm drain or waterway, before documentation and notification steps.

Question 4

Construction site solid waste, such as packaging and scrap materials, must be managed to prevent stormwater pollution. What is the required minimum frequency for solid waste removal from most active construction sites?

Accepted Answer

Weekly, or more frequently if waste containers are full

Answer

NPDES construction general permits typically require solid waste removal at least weekly to prevent materials from becoming pollutants in stormwater runoff.

Question 5

Portable sanitary facilities (portable toilets) on construction sites should be positioned to minimize stormwater contamination. Which placement is MOST appropriate?

Accepted Answer

On stable, level ground away from drainage channels, storm drains, and water bodies

Answer

Portable toilets should be placed on stable, level ground well away from drainage channels and water bodies to prevent overturning and accidental discharge during storm events.

(CESSWI) Certified Erosion, Sediment, and Storm Water Inspector Practice Test

(CESSWI) Certified Erosion, Sediment, and Storm Water Inspector Practice Test

CESSWI Pollution Prevention and Good Housekeeping