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Tank Farm and Storage Tank Design, Inspection Procedure, Operations, Repair and Maintenance

Introduction

Tank Farm and Storage Tank Design, Inspection Procedure, Operations, Repair and Maintenance

Course Objectives

• Adequate knowledge and understanding of tank farms and storage tanks, including critical safety and compliance requirements.
• Required understanding and skill to manage end-to-end operations at tank farms, covering layout, inventory, safety and delivery.
• Knowledge and experience to determine the correct shapes, sizes and mechanisms of storage tanks for different liquids or gases, accounting for operational and safety needs.
• Necessary experience and confidence to ensure regular inspections and maintenance of storage tanks, with knowledge of major inspection points (corrosion, leakage, valve integrity and structural health) to increase tank safety and life.
• Awareness and capabilities to apply modern techniques and best practices in tank farm operations to enhance efficiency and reduce risk.
• Confidence and knowledge to mentor other professionals on best practices for handling liquids and gases at varying temperatures and pressures.
• Awareness and strategic skills to plan tank storage activities, predict operational risks like overpressure or tank settlement and make provisions to control them.
• Overall skill set and capabilities to assume higher roles in tank farm management, advancing opportunities across the storage and process industries.
• Proficiency in international codes and standards such as API 650, OISD-118, and local regulations for tank farm design, construction, and operation.
• Ability to analyze and select appropriate materials, tank types (fixed, floating, spherical), dyke separation, and fire protection measures based on stored product and site-specific risks.
• Competence in drafting inspection, cleaning, and routine maintenance schedules, implementing non-entry and physical entry cleaning, and executing corrosion control for effective tank longevity.
• Skill to supervise safe tank operation, emergency response readiness, documentation and digital monitoring technologies for improved operational reliability.
• Experience in applying risk assessment and layout optimization tools, including dyke design, separation distance, venting and environmental safeguards for regulatory and insurance compliance.

Who Should Attend?

• Senior management of an organization responsible for key decision making regarding important functions, expenses, etc.
• Vendors and suppliers involved in the supply of storage tanks and storage tank-related equipment
• Operators and engineers performing various functions during storage of liquid and gases and maintenance of storage tanks
• Managers responsible for overseeing various tank farm operations
• Auditors and compliance officials responsible for ensuring adherence to required standards
• Transfer and cargo supervisors responsible for ensuring safe transport of liquid or gases
• Any other professional interested in knowing more about tank farms and storage tanks

Course Outline

Module 1 – Design Considerations for Tank Farm Layout

• General considerations
  • Local codes and regulations
  • Client specification
  • Topography
  • Adjacent process units
  • Neighboring commercial and residential property
  • Maintenance and operation
• Detail design
  • Identification of storage as per fluid stored
  • Safety considerations/statutory requirements
  • General/plot plan arrangement
  • General piping layout
  • Construction material
• Other miscellaneous considerations
• API 650 and OISD-118 standard compliance for tank design
• Dyke wall height requirements with minimum 1m and maximum 2m from inside finish grade level
• Separation distances based on tank diameter and product classification
• Fire protection systems including foam generation and firewater distribution

Module 2 – Tank Terminal Operations

• Transfer systems
• Centrifugal pumps
• Piping systems
• Emergency response
• Loading and discharge systems
• Quality management
• Tank gauging and inventory management systems
• Product blending and quality control procedures
• Loading rack operations and safety protocols
• Vapor recovery systems for environmental compliance

Module 3 – General Construction Issues/Critical Points

• Transportation
• Qualified Personnel
• Security
• Electrical power
• Water
• Ventilation of tank for degassing and occupancy
• Fuel inventory
• Dehumidification
• Sludge disposal
• Compressed air
• Laydown areas
• Communications
• Foundation design including reinforced concrete ring walls
• Corrosion protection systems including cathodic protection
• Lightning protection and grounding systems
• HVAC systems for control buildings and pump houses

Module 4 – Types of Storage Tanks as Per Purpose

• Industrial fuel storage tanks
• Industrial chemical storage tanks
• Industrial oil storage tanks
• Industrial hot water storage tanks
• Industrial water and liquid storage tanks
• Industrial plastic storage tanks
• Industrial gas storage tanks
• Fixed roof tanks for non-volatile petroleum products
• Floating roof tanks for volatile hydrocarbons with reduced evaporation
• Spherical pressure vessels for LPG and ammonia storage
• Horizontal cylindrical tanks for specialized applications

Module 5 – Fundamental Conditions Checked During Tank Inspections

• Overall condition
• Corrosion levels
• Damages/cracks/deformations
• Pitting corrosion and blister formation
• Tank gauging systems
• Safety devices
• Mud/sludge build-up
• Cargo equipment
• Non-destructive testing (NDT) including ultrasonic thickness measurement
• Shell course thickness verification using API 650 calculations
• Foundation settlement monitoring and structural integrity assessment
• Internal inspection for bottom plate corrosion and coating condition

Module 6 – Water/Contaminant Removal from Tanks

• Multipoint water pumping
• Fuel filtration and polishing
• Non-entry tank cleaning
• Physical entry tank cleaning
• Automated tank cleaning systems using rotating spray heads
• Hot oil circulation for viscous product removal
• Steam cleaning procedures for heavy hydrocarbon deposits
• Chemical cleaning agents for specialized contamination removal

Module 7 – Tank Cleaning Hazards

• Fires or explosions
• Toxic gas and vapor releases
• Oxygen shortages/other physical dangers
• Exposure to radiation
• Environmental contamination
• Lower explosive limit (LEL) monitoring during cleaning operations
• Hydrogen sulfide detection and personnel protection protocols
• Confined space entry procedures and rescue protocols
• Environmental spill prevention and waste disposal protocols

Module 8 – Tank Cleaning Safety Tips

• Coordination
• Trained professionals
• Personal protective equipment
• Safety equipment
• Safety procedures
• Hot work permit systems for welding and cutting operations
• Atmospheric monitoring and ventilation requirements
• Emergency response procedures and rescue equipment
• Safety training and competency verification programs

Module 9 – Critical Tank Components Considered for Inspection and Maintenance

• Tank gauges and monitoring systems
• High-technology sensors
• Electronic or mechanical leak detection equipment
• Corrosion protection equipment
• Pressurized piping emergency valves
• Emergency shut-down devices
• Containment sumps
• Overall protection devices
• Pressure relief valves and vacuum protection systems
• Internal floating roof seals and drain systems
• Tank shell courses and annular plate inspection
• Instrumentation including level, temperature, and pressure transmitters
• Fire detection and suppression systems maintenance
• Cathodic protection system monitoring and maintenance