Adjust your respirator before entering the exposure area, if you need to readjust your respirator, move outside the area, readjust the respirator and return to work. 

Exposure levels to noise and dust would be lowered by using jackhammers and compressors that are designed to reduce dust and noise levels(water spray, vacuum attachment, low noise equipment).
#499
Bad Practice
This image shows an example of an unsafe work practice.

Description:

Adjust your respirator before entering the exposure area, if you need to readjust your respirator, move outside the area, readjust the respirator and return to work. Exposure levels to noise and dust would be lowered by using jackhammers and compressors that are designed to reduce dust and noise levels(water spray, vacuum attachment, low noise equipment).

Hazard: Cement, Dust, Silica, Noise, Scaffolds
Injury & Illness Prevention: PPE
Job Site: Street & highway
Trade: Laborer
Other: Cancers, Silicosis
Keywords: noise, respirator, silica dust

Credit:

Mount Sinai/CHEP