The results for the noise sampling in the following table were recorded from your noise dosimeters. All the samples were collected for the full shift using $90$ decibels on the A scale $($dBA$)$ as the criterion level and a $5$ decibels $($dB$)$ exchange rate.

Location

Shift Length

Result

Shipping$/$Receiving

$8$ hours

$78\mathrm{.}3$ dBA $($Lavg$)$

Hydraulic Press

$12$ hours

$93\mathrm{.}0$ dBA $($Lavg$)$

Metal Working Line

$12$ hours

$84$ dBA $($Lavg$)$

Robotic Welding

$12$ hours

$80\mathrm{.}5$ dBA $($Lavg$)$

Hand Welding

$12$ hours

$81\mathrm{.}3$ dBA $($Lavg$)$

Paint Booth

$12$ hours

$79\mathrm{.}5$ dBA $($Lavg$)$

QA$/$QC Laboratory

$8$ hours

$70\mathrm{.}0$ dBA $($Lavg$)$

Final Inspection

$8$ hours

$73\mathrm{.}5$ dBA $($Lavg$)$

Answer the following for each of the locations listed above:

Convert the results from dBA to percent. Make sure you show all your work for calculations.

Which of the results exceeds the OSHA PEL?

Which of the results exceeds the OSHA action level?

Provide your opinion as to whether the risk associated with each exposure is an acceptable level of risk.