WELL CONTROL MANUAL (Ensco Document mangement System)
Table of Contents
A._ ENSCO
WELL CONTROL POLICY ...................................................................................
6
Ensco
Well Control Manual
.............................................................................................................................
6
Ensco
Well Control Policy Statements
............................................................................................................
7
Ensco
Well Control “Cardinal Rules”
..............................................................................................................
8
B._ WELL
CONTROL TRAINING & DRILLS .........................................................................
11
Well
Control Training Courses
.......................................................................................................................
11
Well
Control Drills...........................................................................................................................................
11
C._ PRIMARY
WELL CONTROL ..............................................................................................
13
Duties
and Responsibilities
.............................................................................................................................
15
Gas
Cut Mud
....................................................................................................................................................
17
Hydrogen
Sulfide
.............................................................................................................................................
18
D._ SECONDARY
WELL CONTROL .........................................................................................
20
Secondary
Well Control Processes
................................................................................................................
20
E._ DRILLING
TOP HOLE AND DIVERTING
Drilling
Top Hole Sections on Jack-up Rigs ..................................................................................................
24
Drilling
Top Hole Sections on Semi-Submersible Rigs
.................................................................................
25
Diverting
Procedures
.....................................................................................................................................
25
F._ BOP
SHUT-IN PROCEDURES ……....................................................................................
28
General
Shut-In Philosophy
...........................................................................................................................
28
Shut-In
Procedures
........................................................................................................................................
28
G._ WELL
KILL OPERATIONS …...........................................................................................
32
Summary
of the Well Kill Process
.................................................................................................................
32
Pre-Recorded
Well Control Data
...................................................................................................................
32
Kick
Log and Monitoring of Well Pressures
.................................................................................................
33
Well
Kill Methods
.........................................................................................................................................
34
Stripping
to Bottom .......................................................................................................................................
36
Off
Bottom Kill
.............................................................................................................................................
37
Highly
Deviated and Horizontal Wells
..........................................................................................................
38
Computer
Software for Well Control Calculations
........................................................................................
39
Well
Control Incident Reports
.......................................................................................................................
40
Crew
Responsibilities during Well Kill Operations
.......................................................................................
40
.........
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