Duty 8: On-Shift Exam
30 CFR § 75.362Learner will demonstrate how to conduct a safe and thorough on-shift examination. Learner will also explain job duties, why they are conducted, any associated risk, and how to implement appropriate controls. A thorough on-shift examination includes the following steps:
Examine Faces 30 CFR § 75.362(a)(1)
- Check roof/ ribs 30 CFR § 75.202(a)
- Check for adequate rock dust and coal spillage 30 CFR § 75.400, 30 CFR § 75.402
- Check for methane and oxygen deficiency (face and return) 30 CFR § 75.362(a)(1)
- Check next to the last row of roof support indicator 30 CFR § 75.208
- Observe roof bolter operator/ test hole 30 CFR § 75.204(f)(2)
- Depth 30 CFR § 75.204(f)(2)
- Cracks 30 CFR § 75.211
- Initials
- Check air flow behind line curtains 30 CFR § 75.325(a)(2)
- Check ventilation controls 30 CFR § 75.362(a)(2)
- Line curtains
- Conduct dust parameter examination 30 CFR § 75.362(a)(2)
- Check dust suppression on mining machines and roadways
- Provide date, time and initials 30 CFR § 75.362(g)
- Check sites/ centers 30 CFR § 75.203(b)
Examine other areas of section
- Check return stopping line 30 CFR § 75.362(a)(2)
- Ensure no more than 2 open cross cuts 30 CFR § 75.333(b)(1)
- Check regulator if necessary
- Check ventilation is in proper direction 30 CFR § 75.362(a)(1)
- Check for proper installation of man door 30 CFR § 75.333(c)(1)
- Mark and identify man door 30 CFR § 75.333(c)(2)
- Examine the check curtains 30 CFR § 75.362(a)(2)
- Check for excess coal spillage in roadways 30 CFR § 75.400
- Check for slipping/ tripping hazards
- Check roof bolt spacing and/or damaged roof support 30 CFR § 75.222
- Check the power center30 CFR § 75.815
- Ensure top of power cable is clear of combustible materials 30 CFR § 75.400
- Ensure that high voltage cable is guarded where people walk/travel 30 CFR § 75.816
- Check to see if high voltage cable cart is grounded 30 CFR § 75.816
- Check fire protection
- 5 bags of rock dust 30 CFR § 75.1100(2)(e)
- 20 lb ABC fire extinguisher 30 CFR § 75.1100(2)(e)
- Check for proper plug and breaker ID tags 30 CFR § 75.602, 30 CFR § 75.809
- Check restraining clamps 30 CFR § 75.605
- Check housekeeping around power center 30 CFR § 75.400-2
- Check required signs
- Danger: high voltage
- Phone (if applicable)
- Ensure that Escapeway map is updated 30 CFR § 75.1505
- Check communications 30 CFR § 75.1600
- Phone
- Radio (if applicable)
- Check emergency supply car 30 CFR § 75.1100-2
- Posts
- Wedges
- Half headers
- Emergency line curtain
- Jack and jack bar
- Bow saw
- Hammer and nails
- Roof control and ventilation plan
- Check drinking water
Conduct dust parameter examination
- Scrubber pressure readings
- See water pressure 30 CFR § 75.1107-7
- Check operating sprays
- Check roof bolter vacuum and dust collection system 30 CFR § 75.362(a)(2)
- Record the exam 30 CFR § 75.362(a)(2)
- Sign the dust parameter board
Observe location and physical conditions of cables 30 CFR § 75.516,
- Check slack
- Make sure it is in long loops and placed on the rib
- Protected from damage by machinery
- Check shuttle cars anchors
- Do not anchor to permanent roof support pattern
