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Pre - Trip Equipment Checks |
The following are to be completed prior to tripping drill pipe. |
Person or title |
When completed |
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Tongs |
Check and replace tong dies as necessary |
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Check for spare tong dies |
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Check jaws |
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Check and repair/replace retainer bolts/pins as required. |
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Iron Roughneck |
Check & replace worn/slick dies |
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Inspect hydraulic/hoses/couplings for leaks and damage |
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Check operation |
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Spinning wrench |
Check operation |
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Check and replace worn dies |
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Check hydraulic hoses/couplings for leaks & damage. |
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D.P. Elevators |
Check & repair worn retainer bolts on ears. |
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D.C. Elevators |
Check & repair worn retainer bolts on ears |
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Check & repair retainer bolts |
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Link arms and link ears |
Check for excessive wear and cracks |
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Traveling block hook & bail |
Check for cracks and excessive wear |
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Master bushing and slips |
Check fit and check for wear. |
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Drill collar clamp |
Check & repair/replace worn segments |
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Check & repair/replace retainer bolts |
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Locate Wrench |
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DP Dope |
Check quantity and type of dope and condition of brush. |
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DC Dope |
Check quantity and type of dope and condition of brush. |
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Mud Bucket |
Check and repair as needed. Check hoses |
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Tong lines |
Check and repair/replace tong line, snub line and rigging |
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Draworks Brake bands and drum |
Check for wear/linkage & repair as necessary |
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Electric Brake |
Check and repair as necessary |
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Bit breaker |
Locate and bring correct breaker to floor |
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Drill Collar lift nipples |
Check size & condition of lift nipples. Locate and bring to floor |
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Gauge ring |
Locate and bring correct ring (s) to floor |
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Hole cover |
Locate and have available |
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Data Calculations & Planning |
The following are to be completed while drilling and prior to starting the trip |
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Slug |
Mix the correct slug while drilling and prior to starting the trip |
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Data |
GPM, mud weight and pump pressure prior to tripping. Inform the Co. Man. This data is used to calculate optimum jets for next bit |
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Jets |
GPM, mud weight and pump pressure prior to tripping. Inform the Co. Man. (This data is used to calculate optimum jets for next bit) |
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Bit(s) |
Get next bit or possible bit to the floor and dress with jets. |
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BHA |
Check with Company Man or Directional Driller and Have assembly on floor and Checked . Check Box and Pin Threads Check Stab. For Cracks. |
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Instrumentation |
Calibrate and Check Tong Gages |
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Calibrate and Check Weight Indicator |
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