CHC PRACTICE TEST 2026 UPDATE QUESTIONS AND ANSWERS | WITH COMPLETE
SOLUTION.
ICRA Class IV requirements - (ANSWER)Full containment + anteroom + negative air
ICRA Class III trigger - (ANSWER)Above-ceiling work (minimum; may escalate based on patient risk and
construction activity)
ICRA purpose - (ANSWER)Protect patients from infection during construction
Primary goal of ICRA - (ANSWER)Prevent airborne contamination and protect patients
What drives ICRA classification - (ANSWER)Type of work and patient risk level
When must ICRA be completed - (ANSWER)Before construction begins
Most important ICRA concern during roof work - (ANSWER)Keep the building dry to prevent mold
growth
Dust control methods - (ANSWER)Barriers, negative air, HEPA filtration
Most common infection risk during construction - (ANSWER)Dust and airborne contaminants
ICRA Class IV when required - (ANSWER)High-risk patient population AND high-risk construction activity
ILSM purpose - (ANSWER)Maintain life safety during construction or system impairment
What does ILSM address - (ANSWER)Life safety during system impairment or construction
When is ILSM required - (ANSWER)When life safety features are impaired AND cannot be immediately
corrected
, CHC PRACTICE TEST 2026 UPDATE QUESTIONS AND ANSWERS | WITH COMPLETE
SOLUTION.
Daily requirement during ILSM - (ANSWER)Inspect exits and maintain egress
Exit inspection during ILSM - (ANSWER)Daily
ILSM includes - (ANSWER)Fire watch, training, inspections, and temporary protective measures
Primary ILSM goal - (ANSWER)Maintain an equivalent level of life safety
Fire watch trigger - (ANSWER)Fire protection system impairment ≥ 4 hours
Fire watch purpose - (ANSWER)Supplement fire detection and ensure fire is not spreading
When fire alarm system is down - (ANSWER)Implement fire watch, notify fire department, and
document
Hot work fire watch duration - (ANSWER)Determined by permit and continues after work completion as
required
Max smoke compartment (new hospital) - (ANSWER)22,500 SF
Max smoke compartment (existing hospital) - (ANSWER)30,000 SF
Max smoke compartment (ambulatory) - (ANSWER)40,000 SF
Minimum compartments per inpatient floor - (ANSWER)2
Smoke compartment purpose - (ANSWER)Limit smoke spread and support defend-in-place strategy
SOLUTION.
ICRA Class IV requirements - (ANSWER)Full containment + anteroom + negative air
ICRA Class III trigger - (ANSWER)Above-ceiling work (minimum; may escalate based on patient risk and
construction activity)
ICRA purpose - (ANSWER)Protect patients from infection during construction
Primary goal of ICRA - (ANSWER)Prevent airborne contamination and protect patients
What drives ICRA classification - (ANSWER)Type of work and patient risk level
When must ICRA be completed - (ANSWER)Before construction begins
Most important ICRA concern during roof work - (ANSWER)Keep the building dry to prevent mold
growth
Dust control methods - (ANSWER)Barriers, negative air, HEPA filtration
Most common infection risk during construction - (ANSWER)Dust and airborne contaminants
ICRA Class IV when required - (ANSWER)High-risk patient population AND high-risk construction activity
ILSM purpose - (ANSWER)Maintain life safety during construction or system impairment
What does ILSM address - (ANSWER)Life safety during system impairment or construction
When is ILSM required - (ANSWER)When life safety features are impaired AND cannot be immediately
corrected
, CHC PRACTICE TEST 2026 UPDATE QUESTIONS AND ANSWERS | WITH COMPLETE
SOLUTION.
Daily requirement during ILSM - (ANSWER)Inspect exits and maintain egress
Exit inspection during ILSM - (ANSWER)Daily
ILSM includes - (ANSWER)Fire watch, training, inspections, and temporary protective measures
Primary ILSM goal - (ANSWER)Maintain an equivalent level of life safety
Fire watch trigger - (ANSWER)Fire protection system impairment ≥ 4 hours
Fire watch purpose - (ANSWER)Supplement fire detection and ensure fire is not spreading
When fire alarm system is down - (ANSWER)Implement fire watch, notify fire department, and
document
Hot work fire watch duration - (ANSWER)Determined by permit and continues after work completion as
required
Max smoke compartment (new hospital) - (ANSWER)22,500 SF
Max smoke compartment (existing hospital) - (ANSWER)30,000 SF
Max smoke compartment (ambulatory) - (ANSWER)40,000 SF
Minimum compartments per inpatient floor - (ANSWER)2
Smoke compartment purpose - (ANSWER)Limit smoke spread and support defend-in-place strategy
