|
|
       CODE: 930.664-010 Buy the DOT:Download/CD-ROM
TITLE(s): CASER (petrol. & gas)
Performs any combination of following tasks as member of casing crew: Removes thread protectors
from casing sections, using pipe wrenches. Attaches pull-in cable to section of casing and signals
crewmember to hoist casing onto derrick platform. Attaches cable clamp on casing. Signals rig
operator to hoist casing. Pushes or pulls suspended casing to position and align casing section for
coupling. Tightens threaded casing sections, using spin rope or spin chain and casing tongs. Removes
handslips (curved metal wedges) from casing section to enable rig operator to lower string of
coupled casing into borehole. Places handslips around casing at wellhead (after rig operator lowers
casing string into borehole to position casing for further coupling) to prevent string of casing
from falling into borehole during change or addition of casing sections. Pushes or pulls suspended
casing sections while on casing board on derrick tower to assist crewmembers on derrick floor in
stabbing (aligning) casing sections.
GOE: 05.12.12 STRENGTH: V GED: R1 M1 L1 SVP: 3 DLU: 77
|