Free Lead Supervisor for Housing and Public Buildings examination Practice Questions

Sample Practice Questions

Try these 10 sample questions from the Lead Supervisor for Housing and Public Buildings examination practice bank. Each includes the answer and explanation. Continue with the interactive practice above to review the full question set.

1. 1In what year did the federal ban on lead in residential house paint take effect?

   1. A. 1974
   2. B. 1978
   3. C. 1987
   4. D. 1992

   Answer: B

   Explanation: The New Jersey Department of Health identifies 1978 as the year lead was banned in house paint. The cited source states, "Lead was used in house paint until it was banned in 1978."

   Reference: Department of Health | Environmental Health | Lead Frequently Asked Questions — What are sources of lead exposure?

2. 2Who must be designated at each New Jersey lead abatement job site to ensure compliance?

   1. A. A certified clearance technician
   2. B. A certified lead abatement supervisor
   3. C. A registered waste transporter
   4. D. A local construction official

   Answer: B

   Explanation: N.J.A.C. 5:17-2.1 requires the certified firm to designate a Department of Health-certified lead abatement supervisor at each job site. The cited source states, "at each job site"

   Reference: Title 5, Chapter 17 -- Chapter Notes — N.J.A.C. 5:17-2.1(a)

3. 3Which safety equipment must be provided near each heat-gun work area?

   1. A. A fully charged ABC fire extinguisher
   2. B. A primitive airlock flap
   3. C. A HEPA vacuum needle gun
   4. D. A locked waste dumpster

   Answer: A

   Explanation: A fully charged ABC extinguisher of at least 20 pounds must be within 100 feet of each heat-gun work area. The cited source states, "A fully-charged ABC 20 pound (minimum) fire extinguisher shall be provided within 100 feet"

   Reference: Title 5, Chapter 17 -- Chapter Notes — N.J.A.C. 5:17-6.1(b)1

4. 4Following a New Jersey lead abatement job, to whom must the contractor provide written certification that the hazards in the scope were abated?

   1. A. The waste hauler
   2. B. The testing laboratory
   3. C. The owner
   4. D. The training provider

   Answer: C

   Explanation: N.J.A.C. 5:17-5.1(c) requires written certification to the owner after completion of the abatement job. The cited source states, "certify to the owner, in writing"

   Reference: Title 5, Chapter 17 -- Chapter Notes — N.J.A.C. 5:17-5.1(c)

5. 5Which source is associated with elevated soil lead near heavily traveled routes?

   1. A. Leaded gasoline fallout
   2. B. Lead solder corrosion
   3. C. Lead-glazed pottery
   4. D. Battery reclamation dust

   Answer: A

   Explanation: NJDOH explains that fallout from historical use of leaded gasoline can leave high lead concentrations in soil near high-traffic routes. The cited source states, "as a result of leaded gasoline fallout"

   Reference: Department of Health | Environmental Health | Lead Frequently Asked Questions — What are sources of lead exposure? - Soil

6. 6As a general New Jersey rule, when must a certified lead abatement supervisor be at the job site?

   1. A. Only during initial setup
   2. B. Only during final cleaning
   3. C. At all times abatement work is being performed
   4. D. Only while the owner is present

   Answer: C

   Explanation: The contractor must ensure that a certified supervisor is on site whenever abatement work is being performed, subject to the limited level-1 exception. The cited source states, "at all times that abatement work is being performed"

   Reference: Title 5, Chapter 17 -- Chapter Notes — N.J.A.C. 5:17-5.1(f)

7. 7What is the eight-hour permissible exposure limit for airborne lead in construction?

   1. A. 20 micrograms per cubic meter
   2. B. 30 micrograms per cubic meter
   3. C. 50 micrograms per cubic meter
   4. D. 200 micrograms per cubic meter

   Answer: C

   Explanation: The lead-in-construction permissible exposure limit is 50 micrograms per cubic meter as an eight-hour time-weighted average. The cited source states, "no employee may be exposed to lead at airborne concentrations greater than 50"

   Reference: Department of Health | Workplace Health and Safety | PEOSH Lead in Construction Standard (29 CFR 1926.62) — Permissible Exposure Limit

8. 8When must the contractor file a copy of the completion certification with the local UCC enforcing agency?

   1. A. Before issuance of the lead abatement clearance certificate
   2. B. Within 10 working days after permit closure
   3. C. At the next biennial certification renewal
   4. D. Only after an enforcement request

   Answer: A

   Explanation: The rule requires filing before the local enforcing agency issues a lead abatement clearance certificate. The cited source states, "prior to the issuance of a lead abatement clearance certificate"

   Reference: Title 5, Chapter 17 -- Chapter Notes — N.J.A.C. 5:17-5.1(c)1

9. 9NJDOH associates corrosion of lead pipes and solder with which environmental exposure category?

   1. A. Paint
   2. B. Soil
   3. C. Drinking water
   4. D. Occupational air

   Answer: C

   Explanation: NJDOH places corrosion of lead-containing pipes and solder in the drinking-water exposure category. The cited source states, "the use of lead pipes or lead solder"

   Reference: Department of Health | Environmental Health | Lead Frequently Asked Questions — Sources of Lead

10. 10For which level-1 jobs may a designated supervisor be off site when adjacent properties are at least 20 feet from the work area?

    1. A. Interior level 1 or exterior level 1
    2. B. Interior level 2 or exterior level 2
    3. C. Interior level 3 or exterior level 3
    4. D. Interior level 4 or any exterior level

    Answer: A

    Explanation: New Jersey permits the limited exception for interior preparation level 1 or exterior preparation level 1 jobs when the distance condition is met, but the supervisor must remain available. The cited source states, "adjacent properties are at least 20 feet from the work area"

    Reference: Title 5, Chapter 17 -- Chapter Notes — N.J.A.C. 5:17-5.1(f)1