CEMENTING SHALLOW WATER FLOW ZONES IN DEEPWATER WELLS
American Petroleum Institute
1 SCOPE
1.1 Flows
1.2 Hazards
1.3 Best Practices
2 REFERENCES
3 TERMS AND DEFINITIONS
4 SITE SELECTION
5 DRILLING
6 FLOW CONTROL AND SEVERITY
6.1 Flow Control
6.2 Flow Severity
7 FLUID PROPERTIES
7.1 General
7.2 Sacrificial or Cut Mud
7.3 Pad Mud (Fluid left in hole prior to cementing)
7.4 Settable Fluids
7.5 Rat Hole Fluid
8 WELLBORE PREPARATION AND CONDITIONING
8.1 General
8.2 Well Preparation
8.3 Lost Circulation
9 OPERATIONAL PROCEDURES AND GOOD CEMENTING PRACTICES
9.1 General
9.2 Casing Hardware/Equipment
9.3 Pipe Movement
10 MUD REMOVAL AND PLACEMENT TECHNIQUE
10.1 General
10.2 Displacement Optimization
10.3 Spacers/Flushes/Sweeps
10.4 Pumping Schedules/Simulations
11 CEMENT SLURRY DESIGN
11.1 General
11.2 Base Cement Compositions
11.3 Cement Formulation and Properties
11.4 Cement Density
11.5 Cement Volumes
11.6 Laboratory testing and results
11.7 Temperature Determination
12 PRE-JOB PREPARATIONS
13 HEALTH, SAFETY AND ENVIRONMENT
14 CEMENT JOB EXECUTION
14.1 Cement mixing and displacement parameters
14.2 Data Acquisition
14.3 On-Site Fluids Testing
15 ADDITIONAL CONSIDERATIONS AND PROCEDURES
15.1 Cementing with a Riser Installed
15.2 Contingency Planning
16 POST CEMENTING OPERATIONS
16.1 Post-Job Analysis
16.2 Annular Sealing
16.3 Clean-out/removal of excess cement
16.4 Waiting-on-Cement (WOC) Time
16.5 Pressure Testing Casing Shoes/Formation
17 REMEDIATION OF FLOWS
18 BIBLIOGRAPHY
APPENDIX A - SHALLOW WATER FLOW INTERPRETATION GUIDE
APPENDIX B - DRILLING PRACTICES TO REDUCE RISK OF SHALLOW
WATER FLOWS
APPENDIX C - PROCESS FOR SUCCESSFULLY CEMENTING CASING
HAVING SHALLOW WATER FLOW POTENTIAL
APPENDIX D - FOAMED CEMENT INFORMATION
APPENDIX E - PRE-JOB PREPARATIONS
APPENDIX F - CEMENTING MATRIX
APPENDIX G - MECHANICAL ISOLATION
Provides the compilation of technology and practices used by many operators drilling wells in deep water.
| Document Type | Standard |
| Status | Current |
| Publisher | American Petroleum Institute |
| ProductNote | Reconfirmed 2012 |
