Section 16-233-115. Restrictions associated with pesticide applications—Standards for workers—40 C.F.R., § 170.110.

(1) Farms and forests. During the application of any pesticide on a farm or in a forest, the agricultural employer shall not allow or direct any person, other than an appropriately trained and equipped handler, to enter or to remain in the treated area.

(2) Nurseries. In a nursery, during any pesticide application described in column A of Table 1 of this subsection, the agricultural employer shall not allow or direct any person, other than an appropriately trained and equipped handler, to enter or to remain in the area specified in column B of Table 1 of this subsection. After the application is completed, until the end of any restricted-entry interval, the entry-restricted area is the treated area.

Table 1.—Entry-Restricted Areas in Nurseries During Pesticide Applications

(3) Greenhouses.

(a) When a pesticide application described in column A of Table 2 under (d) of this subsection takes place in a greenhouse, the agricultural employer shall not allow or direct any person, other than an appropriately trained and equipped handler, to enter or to remain in the area specified in column B of Table 2 until the time specified in column C of Table 2 has expired.

(b) After the time specified in column C of Table 2 under (d) of this subsection has expired, until the expiration of any restricted-entry interval, the agricultural employer shall not allow or direct any worker to enter or to remain in the treated area as specified in column D of Table 2 under (d) of this subsection, except as provided in WAC 16-233-120.

(c) When column C of Table 2 under (d) of this subsection specifies that ventilation criteria must be met, ventilation shall continue until the air concentration is measured to be equal to or less than the inhalation exposure level the labeling requires to be achieved. If no inhalation exposure level is listed on the labeling, ventilation shall continue until after:

(i) Ten air exchanges are completed; or

(ii) Two hours of ventilation using fans or other mechanical ventilating systems; or

(iii) Four hours of ventilation using vents, windows or other passive ventilation; or

(iv) Eleven hours with no ventilation followed by one hour of mechanical ventilation; or

(v) Eleven hours with no ventilation followed by two hours of passive ventilation; or

(vi) Twenty-four hours with no ventilation.

(d) The following Table 2 applies to (a), (b) and (c) of this subsection.

Table 2.—Greenhouse Entry Restrictions Associated With Pesticide Applications

[Statutory Authority: Chapters 15.58 and 17.21 RCW. WSR 96-21-008 (Order 6002), § 16-233-115, filed 10/3/96, effective 11/3/96.]

Chapters 15.58 and 17.21 RCW. WSR 96-21-008 (Order 6002), § 16-233-115, filed 10/3/96, effective 11/3/96.

Rules

16-233-120,