Earlier quoted context omitted.
Because no one dies at work on big infrastructure projects in western countries?
Because in most western countries, insurance and workers compensation laws result in safer working conditions.
This website (first result on google, I don't particularly vouch for it [1]) suggests in 2020, 340 workers died every day from hazardous working conditions in the US. If you scale it to the population of Qatar, that's about 3 per day, or 20 per week. The guardian claims 12 migrant workers died per week in Qatar the last decades [2]. Not exactly out of proportion.
[1] https://aflcio.org/reports/death-job-toll-neglect-2022
[2] https://www.theguardian.com/global-development/2021/feb/23/r...