PROVIDING AND LAYING OF 200 MM LAYER OF CEMENTITIOUS SUB BASE (CTSB) FINISHED INCLUDING PREPARATION OF SOIL BED FOR THE SURFACING WORKS IN  ACCORDANCE WITH RELEVANT CLAUSES OF IRC 37:2012/2018 AND  IRC-SP-89:2018 BETWEEN KM 43.00 TO KM 75.90 ON ROAD PHOBRANG-MARSIMKLA-HOTSPRING UNDER 51RCC/753 BRTF/HIMANK SECTOR IN J & K STATE