Purpose
- To understand the principles and procedures for different types of preloading.
- To gain expertise in preloading calculations and analysis for various conditions.
- To develop skills to evaluate sea bed data and tide impacts on preloading operations.
- To recognize and mitigate risks associated with punch through / rapid penetration.
Target Audience
Barge Masters / Engineers / Supervisors / Marine Planner , Rig Operators, and other offshore personnel involved in jack-up rig operations.
Course Content
Section 1: Types of Preloading
- Overview of Preloading Techniques: Introduction to the purpose and process of preloading.
- Independent Leg Preloading: Characteristics, benefits, and operational considerations.
- Preloading in Airgap and 0′ Air Gap: Detailed comparison of operations in airgap conditions versus 0’ air gap and submerged preloading.
- Preloading in Water: Challenges and best practices for preloading under water conditions.
- Four vs. Three-Legged Rig Preloading: Differences in preloading dynamics and procedures between four-legged and three-legged rigs.
Section 2: Preloading Calculations and Analysis
- Preloading Calculations for Each Condition: Step-by-step guide for conducting accurate preloading calculations under different scenarios.
- Leg Penetration Analysis (LPA): Techniques for analyzing leg penetration depth and maintaining operational stability.
- Footing Penetration Analysis (FPA): Understanding the footing penetration process and ensuring safe engagement with the seabed.
Section 3: Importance of Tidal Calculations
- Spring and Neap Tide Considerations: How tidal variations influence preloading operations and the safety of the rig.
- Tide Calculation Significance: Accurate methods for calculating tides to avoid complications during preloading.
Section 4: Understanding Sea Bed and Bathymetric Data
- Sea Bed Soil Data: Interpreting different types of seabed soil properties and their implications for preloading.
- Bathymetry Insights: Utilizing bathymetric charts and data for optimal site assessment and rig placement.
Section 5: Emergency Avoidance Strategies
- Preventing Punch Through: Comprehensive risk mitigation steps and monitoring techniques to avoid punch through.
- Handling Rapid Penetration: Action plans and preventive measures for managing rapid penetration during preloading.
Course | Fee INR | Duration | Course Timing | Date Commence | Remarks |
---|---|---|---|---|---|
Preload | 30,000 | 1 day | 11:00 – 18:00 | On Demand |
Jack-Up Preloading Procedure was last modified: November 15th, 2024 by admin