Even though newer editions may exist (like QCS 2018 or 2021), the 2014 version remains widely referenced because many long-term infrastructure projects that began in the mid-2010s are still under construction or maintenance, and their contracts legally bind them to the 2014 standard.
: The Public Works Authority (Ashghal) provides official Interim Advice Notes (IAN) and Standard Detail Drawings related to QCS 2014. qcs 2014 pdf free download top