New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-A - Air Related Programs (formerly designated as rules of Division of Air Resources.)
Chapter Env-A 1800 - ASBESTOS MANAGEMENT AND CONTROL
Part Env-A 1805 - WORK PRACTICE REQUIREMENTS
Section Env-A 1805.10 - Specific Requirements for Demolition
Current through Register No. 13, March 27, 2025
(a) Prior to any demolition, including by intentional burning, of a structure or portion of a structure, all ACM shall be removed in accordance with the applicable provisions of this chapter, subject to (b) below.
(b) For clearance air sampling as described in Env-A 1805.09, an acceptable result shall be 0.10 fibers of length greater than 5 microns per cubic centimeter of air as determined by phase contrast optical microscopy, performed as described in "Asbestos and Other Fibers by PCM: Method 7400, Issue 2", NIOSH Manual of Analytical Methods (NMAM), Fourth Edition, 8/15/94, available as noted in Appendix B.
(See Revision Note at chapter heading for Env-A 1800) #9298, eff 10-21-08