OSHA 1926.1153, Section VI and VII

TABLE 1 REQUIREMENTS

These systems fall under either table 1, section vi: handheld and stand-mounted drills (including impact and rotary hammer

drills) or section vii: handheld and stand-mounted drills (including impact and rotary hammer drills). In order to be table 1

compliant, the below requirements must be met:

Section vi

• Use tool equipped with integrated water delivery system that supplies water to cutting surface

• Operate and maintain tool in accordance with manufacturer’s instructions to minimize dust emissions

Section vii

• Use drill equipped with commercially available shroud or cowling with dust collection system

• Operate and maintain tool in accordance with manufacturer‘s instructions to minimize dust emissions

• Dust collector must provide the air flow recommended by the tool manufacturer, or greater

• Have a filter with 99% or greater efficiency and a filter-cleaning mechanism

Table 1 states that no respirator is required if the above controls are fully and properly implemented.

Equipment / Task Engineering and work practice control methods

Required respiratory protections

and minimum Assigned

Protection Factor (APF)

≤ 4 hours / shift > 4 hours / shift

(vi) Rig-mounted core saws

or drills

Use tool equipped with integrated water delivery system that supplies water to cutting

surface.

Operate and maintain tool in accordance with manufacturer’s instructions to minimize

dust emissions.

None None

(vii) Handheld and

stand-mounted drills

(including impact and

rotary hammer drills)

Use drill equipped with commercially available shroud or cowling with dust collection

system. Operate and maintain tool in accordance with manufacturer’s instructions to

minimize dust emissions. Dust collector must provide the air flow recommended by

the tool manufacturer, or greater, and have a filter with 99% or greater efficiency and a

filter-cleaning mechanism. Use a HEPA-filtered vacuum when cleaning holes.

• When used outdoors None None

• When used indoors or in an enclosed area None None