Depo Kereta DAOP 4 Semarang
Depo Kereta DAOP 4 Semarang
Underframe Maintenance Intern
Assisted preventive and corrective maintenance of railway rolling stock by supporting inspection, servicing, component replacement, and maintenance documentation under technician supervision.
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ROLE
Underframe Maintenance
DURATION
July 2024 - Jan 2025
INDUSTRY
Railway Maintenance
Supported inspection of bogies, brake systems, wheelsets, suspension systems, and couplers.
Participated in preventive and corrective maintenance under technician supervision.
Assisted inspection and maintenance of electrical panels and supporting systems.
Strengthened practical knowledge of railway maintenance procedures and workshop safety.
Preventive Maintenance
Mechanical Inspection
Corrective Maintenance
Performed routine inspections before maintenance activities.
Supported servicing of mechanical components.
Maintained workshop cleanliness and work readiness.
Followed maintenance procedures and safety requirements.
Inspected bogies, wheelsets, axles, bearings, and suspension systems.
Examined brake systems and couplers.
Checked mechanical components for wear and damage.
Recorded inspection findings.
Assisted technicians during inspections.
Assisted disassembly and reassembly of mechanical components.
Supported replacement of damaged components.
Performed cleaning before maintenance.
Assisted troubleshooting activities.
Verified maintenance completion.
Railway Components
Electrical Panel Support
Maintenance Documentation
Assisted maintenance of bogies.
Supported brake system inspection.
Assisted wheelset inspection.
Inspected suspension systems.
Supported maintenance of couplers and draft gear.
Assisted inspection of electrical panels.
Checked busbars and electrical connections.
Supported lighting system inspection.
Maintained panel cleanliness.
Assisted documentation of inspection results.
Recorded maintenance activities.
Prepared maintenance documentation.
Organized maintenance records.
Assisted report preparation.
Maintained engineering documents.
Workshop Operations
Technical Coordination
Safety & Quality
Prepared maintenance tools and equipment.
Maintained workshop organization.
Assisted material preparation.
Supported daily workshop activities.
Applied proper housekeeping practices.
Coordinated with maintenance technicians.
Participated in maintenance discussions.
Assisted work planning.
Supported communication during maintenance.
Collaborated with maintenance teams.
Used PPE during maintenance activities.
Followed railway safety procedures.
Maintained clean working areas.
Supported safe work practices.
Applied quality awareness during maintenance.
Train
Lifting
→
Bogie
Removal
→
Bogie
Transfer
→
Cleaning
↓
↓
Painting & Lubrication
←
Brake
Inspection
←
Component Replacement
←
Component Inspection
Reassembly
→
Final
Inspection
During this internship, I gained practical experience in railway rolling stock maintenance through preventive and corrective maintenance activities. Working alongside experienced technicians enhanced my understanding of mechanical systems, maintenance procedures, workplace safety, and the importance of teamwork in ensuring reliable railway operations.