| 摘要 |
<p>A method of operating a server computer system, which is configured to communicate with a plurality of remote devices. The remote devices are operated by lone workers who are exposed to hazardous environments. The method comprises receiving location data identifying a work location from a transmitting remote device, receiving hazard data relating to hazards in the vicinity of said work location, processing said hazard data to produce an assessment of risk, and conveying an indication of said assessment of risk to a receiving remote device.</p> |
