Asbestos Abatement Equipment

Negative Air Machine - HEPA VAC

For each commercial abatement project located greater than or equal to 30 meters (98 feet) from any residential zoning, the negative air machine(s) shall not exhaust air in which the combined total air volume (the total rated air flow of all machine(s) in cubic feet per minute multiplied by the total number of working hours involving asbestos removal will exceed the amount specified in the following table.

DISTANCE (METERS) TO RESIDENTIAL	DISTANCE (FEET) TO RESIDENTIAL	AIR VOLUME (MILLION CUBIC FEET)
30 to < 35	98 to < 115	7.7
35 to < 40	115 to < 131	9.9
40 to < 45	131 to < 148	13.8
45 to < 50	148 to < 164	18.8
50 to < 55	164 to < 180	24.1
55 to < 60	180 to < 197	32. 1
60 to < 65	197 to < 213	40.8
65 to < 70	213 to < 230	51.0
70 to < 75	230 to < 246	62.8
75 to < 80	246 to < 262	76.5
80 to < 85	262 to < 279	92.2
85 to < 90	279 to < 295	110.0
90 to < 95	295 to < 312	130.0
95 to < 100	312 to < 328	153.0
100 to < 105	328 to < 344	179.0
105 to < 110	344 to < 361	217.0
IIO to < 115	361 to < 377	250.0
115 to < 120	377 to < 394	286.0
120 to < 125	394 to < 410	286.0
125 to < 130	410 to < 427	368.0
130 to < 135	427 to < 443	415.0
135 to < 140	443 to < 459	465.0
140 and greater	459 and greater	520.0

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