Minn. R. agency 144, ch. 4761, LEAD STANDARDS; METHODS, pt. 4761.2625

Current through Register Vol. 49, No. 24, December 9, 2024

Part 4761.2625 - ABRASIVE AND WATER BLASTING METHODS FOR LEAD HAZARD REDUCTION

A. Abrasive blasting and water blasting are prohibited except as provided in items B and C.

B. Exterior water blasting, abrasive blasting, wet abrasive blasting, modified-wet abrasive blasting, and vacuum blasting must be performed:

(1) in compliance with parts 4761.2650 and 7025.0010 to 7025.0080; and

(2) in a manner that prevents water and debris from leaving the property and that provides for filtration of dust and debris from any water.

C. Interior abrasive blasting and modified-wet abrasive blasting are allowed only:

(1) on radiators and other metal building components if the work area is totally enclosed during the blasting according to part 4761.2645; and

(2) in masonry or stone basements if the work is conducted according to part 4761.2645.

Minn. R. agency 144, ch. 4761, LEAD STANDARDS; METHODS, pt. 4761.2625

29 SR 531

Statutory Authority: MS s 144.9508