The control that makes sequencing stick. Three signatures, in order, on the same phone - outgoing declares, supervisor verifies, incoming accepts. The completed gate is stored locally on this device with a record number. It is not automatically sent to Obras Onsite. No gate, no zone entry.
This is a practical site-management tool. It is not legal, engineering or regulatory advice and does not guarantee compliance or a satisfactory inspection outcome. Requirements may vary by jurisdiction, project, contract and circumstances.
The tools above are free and yours to use. When you need the paperwork behind them reviewed by someone who has run sites, Obras HSE Services is a live consulting business in south-east Queensland.