CHMM - Certified Hazardous Materials Manager Disposition of Hazardous Materials Questions and Answers

Question 1

What is the primary purpose of the EPA's Land Disposal Restrictions (LDR) program under the Resource Conservation and Recovery Act (RCRA)?

Accepted Answer

To require that hazardous wastes be treated to reduce the toxicity or mobility of hazardous constituents before land disposal.

Answer

To provide federal funding for the cleanup of historical hazardous waste contamination, also known as Superfund sites.

Answer

To establish a national "cradle-to-grave" tracking system for hazardous waste using a uniform manifest document.

Answer

To mandate specific personal protective equipment (PPE) standards for workers at Treatment, Storage, and Disposal Facilities (TSDFs).

Question 2

A facilities manager at a large office complex is consolidating items for proper disposition. Which of the following items generated at the facility can be managed under the less stringent Universal Waste regulations (40 CFR Part 273)?

Accepted Answer

Used fluorescent light bulbs containing mercury.

Answer

Asbestos-containing floor tiles removed during a renovation.

Answer

Spent solvent from cleaning machine parts in the maintenance shop.

Answer

Unused, expired epoxy resin that exhibits the characteristic of ignitability.

Question 3

A Large Quantity Generator (LQG) ships a hazardous waste load to a permitted TSDF on March 1st. By April 15th, the generator has still not received a signed copy of the manifest from the TSDF. According to 40 CFR 262.42, what is the generator's required action at this point?

Accepted Answer

Contact the transporter and/or the designated TSDF to determine the status of the shipment.

Answer

Immediately file an Exception Report with the EPA Regional Administrator.

Answer

Generate a new manifest and mark the original shipment as lost in transit.

Answer

Notify the National Response Center (NRC) of a potential release to the environment.

Question 4

A maintenance worker at a vehicle repair shop accidentally mixes a small amount of a listed F002 spent solvent (a hazardous waste) into a 55-gallon drum of used oil. What is the regulatory status of the entire contents of the drum?

Accepted Answer

The entire mixture is now subject to regulation as a hazardous waste.

Answer

The mixture can be managed as used oil provided the solvent is distilled out within 90 days.

Answer

The mixture remains regulated solely as used oil as long as it does not exhibit a hazardous characteristic.

Answer

The mixture is regulated as a Universal Waste under 40 CFR 273.

Question 5

Which of the following is a key requirement for owners and operators of permitted hazardous waste Treatment, Storage, and Disposal Facilities (TSDFs) under RCRA Subtitle C?

Accepted Answer

Providing financial assurance for the costs of closure and post-closure care of the facility.

Answer

Submitting a biennial report to the EPA detailing only waste minimization efforts.

Answer

Implementing an OSHA Process Safety Management (PSM) program for all chemicals on site.

Answer

Obtaining a National Pollutant Discharge Elimination System (NPDES) permit for all potential air emissions.

Question 6

EPA's definition of legitimate recycling for hazardous secondary materials involves a four-factor test to prevent "sham recycling." Which of the following is NOT one of the four legitimacy factors found in 40 CFR 260.43?

Accepted Answer

The generator of the secondary material must have a pre-approved recycling contract with the EPA.

Answer

The hazardous secondary material must provide a useful contribution to the recycling process or to a product or intermediate.

Answer

The recycling process must produce a valuable product or intermediate.

Answer

The hazardous secondary material must be managed as a valuable commodity.