Why Drone Inspection During Plant Shutdowns?
Plant shutdowns and turnarounds represent the most expensive maintenance periods in industrial operations. For petrochemical plants on Jurong Island, power generation facilities, and manufacturing plants across Singapore, every day of shutdown costs significant revenue in lost production. The inspection phase often sits on the critical path — nothing can be repaired until the inspection is complete and the scope of work is confirmed.

Drone inspection compresses the inspection timeline dramatically. External assets that require days of scaffold setup can be inspected in hours. Internal vessels and tanks that require confined space entry procedures can be assessed with confined space drones without any human entry. This acceleration means maintenance and repair teams can begin work sooner, potentially shortening the overall turnaround by days or weeks.
For turnaround managers facing tight windows and fixed deadlines, drone inspection is a planning tool as much as an inspection tool — it provides flexibility to respond to unexpected findings without extending the shutdown schedule.
Shutdown Inspection Services
- Pre-Shutdown Baseline — external drone survey of all assets 2-4 weeks before shutdown to identify priority inspection areas and optimise turnaround planning.
- Rapid Asset Screening — quick drone flyover of multiple assets on Day 1 of shutdown to identify the most critical defects and adjust repair crew deployment.
- Internal Vessel Inspection — confined space drones enter vessels, tanks, and columns as soon as they are cooled and ventilated, without waiting for scaffold erection.
- Progress Documentation — daily or periodic drone surveys document repair progress for turnaround management and client reporting.
- Post-Repair Verification — drone inspection of repaired areas before closeout to verify work quality and create baseline records.
Shutdown Inspection Pricing
| Package | Duration | Price Range |
|---|---|---|
| Single Asset Inspection | Half day | $3,000 — $6,000 |
| Daily Crew Rate | Full day on-site | $3,500 — $5,000 |
| Weekly TA Package | 5 days on-site | $15,000 — $22,000 |
| Full TA Support | 2-4 weeks | Custom pricing |
All packages include pilot team, equipment, CAAS coordination, and report delivery. Multi-week packages include dedicated project management.
Frequently Asked Questions
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