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Authorised Examiner (AE)

Ministry of Manpower (MOM) Certifications

Authorized Examiner (AE) Endorsement

Types of AE Endorsements

Lifts and Escalators AE

Specialists in vertical transportation systems including passenger lifts, goods lifts, escalators, and moving walks. They inspect mechanical and electrical components, safety systems, and structural integrity.

  • Passenger and goods lifts
  • Escalators and travelators
  • Platform lifts
  • Stairlifts

Pressure Vessels AE

Experts in pressurized equipment including boilers, air receivers, and process vessels. They assess material integrity, welding quality, and safety relief systems.

  • Steam boilers
  • Air receivers
  • Process vessels
  • Heat exchangers

Cranes and Lifting Equipment AE

Specialists in various types of cranes and lifting appliances used in construction and industry. They evaluate structural integrity, lifting mechanisms, and safety devices.

  • Tower cranes
  • Mobile cranes
  • Overhead cranes
  • Lifting appliances
  • Bottom lift
  • Scissor lift

AE Scope of Work by Equipment Type

Lifts and Escalators AE

Authorized Examiners for lifts and escalators have statutory responsibilities under the Building Maintenance and Strata Management Act:

Inspection Scope
  • Annual statutory inspections of all lifts and escalators
  • Major alteration and modernization approvals
  • New installation testing and commissioning
  • Incident investigation and reporting
  • Load testing and safety component verification
  • Traction machine condition and alignment
  • Rope condition and traction assessment
  • Safety gear and overspeed governor testing
  • Controller and safety circuit verification
  • Structural integrity of guide rails and supports
Lift AE BCA inspection
Scissor List MOM AE

Pressure Vessels AE

Pressure vessel AEs operate under the Workplace Safety and Health Act, examining equipment that could cause catastrophic failure:

Pressure Vessel Inspection Requirements

  • Initial Inspection: Before first use, verifying design compliance and construction quality
  • Periodic Inspection: Based on risk assessment, typically annually or biennially
  • Special Inspection: After repairs, modifications, or incidents
  • Thorough Examination: Internal inspection during shutdowns

Technical competencies required include:

  • Material degradation mechanisms (corrosion, erosion, fatigue)
  • Non-destructive testing interpretation
  • Fitness-for-service assessments
  • Remaining life calculations
  • Risk-based inspection planning

Cranes and Lifting Equipment AE

Crane AEs ensure safety of lifting operations across construction sites and industrial facilities:

Inspection Type Frequency Key Focus Areas
Initial Certification Before first use Design verification, load testing, safety devices
Annual Inspection Every 12 months Structural integrity, wire ropes, brakes, limits
Major Inspection Every 4-6 years Detailed NDT, component dismantling, fatigue assessment
Special Inspection As required After incidents, modifications, or relocation
Gantry Crane AE inspection
Tower Crane Design Check