Roof Bolter Operator Form

Postural Analyses of Coal Mining in Low Working Heights:

Effect of Working Height and Job Type

1. Subject Code ___________

2. Date ___________

3. Time ___________

4. Height (feet +inches) ___________ (meters) ______

5. Weight (lbs) ___________ (kilograms) ______

Body Mass Index (kg/m²) ______

6. Age (years) ___________

7. Time in job (years) ___________

8. Time in low height mines (years) ___________

9. Type of knee pad used ___________

10. Side of Bolter ___________

11. Side SCSR is worn on ___________

12. Side cap lamp battery is worn on ___________

13. Weight of mining belt (lbs) ___________ (kilograms) _______

Items worn on mining belt: ­­­­­­­­­­­­­­­_________________________________________________

________________________________________________________________________

Least physically demanding task that you perform on a daily basis:__________________

________________________________________________________________________

Most physically demanding task that you perform on a daily basis: __________________ ________________________________________________________________________

Comments on knee pads used. _______________________________________________

________________________________________________________________________________________________________________________________________________

How often do you clean your knee pads? ______________________________________

How do you clean them? ___________________________________________________

Subjects will be asked the following questions by a NIOSH representative. This data will be used to determine whether or not an injury to the knee may have influenced the postures utilized by the subject.

Check all that apply:

____ Diagnosed knee injury:_________________________

____ Pain/Redness/Swelling in front of knee

____ Infection/ Hardening at the front of knee

____ Popping feeling in knee

____ Pain inside the knee

____ Catching/Locking of knee

____ Instability/Feeling like knee is going to give away

____ Knee stiffness after waking up

____ General knee weakness

Which two postures from the above chart (1-16) do you use most often?

1. _____

2. _____

Of these (a, b), what percentage of your day is spent in each posture?

1. _____ %

2. _____ %

Which posture causes the most discomfort? ____________

Explain: __________________________________________________________ __________________________________________________________________

Which posture causes the least discomfort? ____________

Explain: __________________________________________________________

__________________________________________________________________

Did the subject indicate that they used an obscure posture (posture not on list)?

If so, please describe.__________________________________________

____________________________________________________________

Frequent/ Obscure Posture

1. Describe any frequent or obscure posture. ­­­­­­­­­­­­­­­­­­­____________________________________

________________________________________________________________________________________________________________________________________________________________________________________________________________________

Questions for operator:

1. Why did you choose that posture? ­­­__________________________________________

________________________________________________________________________________________________________________________________________________

2. Did your equipment play a role in your positioning? ______

If yes, what aspects of your equipment played a role? ______________________

__________________________________________________________________

__________________________________________________________________

__________________________________________________________________

3. Do you feel fatigued or do you have any bodily discomfort? ________

If yes, please describe this fatigue/discomfort _____________________________

__________________________________________________________________

____________________________________________________________________________________________________________________________________

Did this play a role in your positioning? If so, how? ________________________

__________________________________________________________________

___________________________________________________________________________________________________________________________________________________________________________________

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