IRC 37 2018 is designed by Indian Road Congress and titled “Guidelines for the Design of Flexible Pavements”.
You can download IRC 37 2018 PDF here
Read Also-
IRC SP 44 [PDF Download – Highway Safety Code]
IS 456-2000 Amendment 4 – PDF Download
IRC 6 2017 [Loads and Load Combinations] PDF Download
Types of Traffic Signs – Detailed Explanation
IRC SP 49 2014 Guidelines for The Use of Dry Lean Concrete [PDF Download]