Survey date 2020-01-28 - inspection
FIRESTOP SYSTEMS & DEVICES Penetrations for cables, cable trays, conduits, pipes, tubes, combustion vents and exhaust vents, wires, and similar items to accommodate electrical, mechanical, plumbing, and communications systems that pass through a wall, floor, or floor/ceiling assembly constructed as a fire barrier shall be protected by a firestop system or device. The firestop system or device shall be tested in accordance with ASTM E 814, Standard Test Method for Fire Tests of Through Penetration Fire Stops, or ANSI/UL 1479, Standard for Fire Tests of Through- Penetration Firestops, at a minimum positive pressure differential of 0.01 in. water column (2.5 N/m2) between the exposed and the unexposed surface of the test assembly. NFPA 101 (2015) 8.3.5.1.
No actual harm with a potential for minimal harm. The least severe class of CMS finding.
Corrected on 2020-02-28.