William Hynes Energistics · Site operations
QR plant check-in and live plant tracking
Every machine on site carries its own QR label. Operators check it in from their phone, the pre-use checks are recorded with photos, and the site team always knows what is in use, by whom, and what has been stopped.

- No app or login for operators
- Pre-use checks with six photos
- Defects stop use at once
How it works
The work, step by step
Step 1 of 5 · Label
Every machine gets its own QR label
When a machine arrives it is added to the plant register, and saving it produces its QR label. The label carries a private key for that one machine, so a scan always opens the right record.
Step 2 of 5 · Scan
Operators scan it. No app, no login.
Any phone camera opens a short check-in for that machine. The operator gives their name, company and CSCS card, then reads the hour meter.
Step 3 of 5 · Checks
Every check answered, six photos taken
Each pre-use check is answered OK, Defect or N/A. Six photos follow, from the cab to the serial plate, and the operator signs to check the machine in for the day.
Step 4 of 5 · Defect
A stopping defect stops the machine
A fault that stops use blocks the check-in, tags the machine DO NOT USE and sends the site manager an urgent alert. A lesser fault raises a repair job instead.
Step 5 of 5 · Live
The site team sees it live
Plant In Use shows every machine checked in, who has it and for how long. Each check-in ends by itself after 8 hours or at midnight, so the picture is always current.
What it changes
From paper sheets and word of mouth to a live, evidenced record of every machine on site.
Before
- Paper pre-use sheets filled in, filed and chased
- No clear view of who is using which machine
- Defects noticed late, or passed on by word of mouth
- Hire decisions made from memory
After
- A two-minute check-in on the operator's own phone
- A live list of every machine in use and its operator
- A stopping defect tags the machine and alerts the manager at once
- A register with photos, hours and history for every machine
Safety you can evidence
Every check-in is a dated record with the operator's card, the answers and six photographs, ready for an audit or an incident review.
Nothing to install
Subcontractors and visiting operators use the phone they already carry. There is no app to download and no account to create.
Faster decisions on hire
Idle and off-hire machines are visible, so the team can return what is not being used instead of paying for it.
Built for
William Hynes Energistics
Solar farm and battery storage construction across the UK and Ireland. A William Hynes Group company, and where this system proved itself before we built for anyone else.
Enterprise-grade security, on independently certified infrastructure. Everything we build runs on infrastructure independently certified to ISO 27001:2022 and audited to SOC 2 Type II, from the build platform to the database to the global edge network in front of it.
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