Generally, contractors will not be able to do any of the following works from 7 pm until 7 am:

  • All Piling works
  • Blasting works
  • Demolition of works
  • Concreting works
  • Use of compactor rammer
  • Use of concrete batching plant
  • Use of heavy machinery for earthworks etc
  • Use of sirens and public announcement systems
  • Use electric percussion drills and power saws
  • Use of all equipment and tools driven by compressed air e.g Pneumatic hammers, drills, sanders, concrete vibrators, etc.
The works that may be carried out up to 10 pm:
  • Erection/dismantling of formwork
  • Tying/fixing of steel bars
  • Operating of cranes
  • Loading/Unloading of construction materials
The works that may be carried out from 10 pm to 7 am:
  • Housekeeping
  • Bricklaying
  • Plastering
  • Painting
(Source: detail 2001.aspx?news sid=20081118676978591225)

Thanks & Regards