IMPROVEMENT/STRENGTHENING OF THE EXISTING ROAD FROM KM 86.120 TO KM 94.540 HEENA-TEKHLA WIDENING TO 2-LANE STANDARD FROM KM 94.540 to KM 95.287, CONSTRUCTION OF A 100M PMT BRIDGE AT KM 93.425AND TREATMENT OF TWO LANDSLIDE LOCATIONS AT NETALA AND WIDENING TO 2-LANE STANDARD FROM KM 94.540 to KM 95.287, CONSTRUCTION OF A 100M PMT BRIDGE AT KM 93.425, AND TREATMENT OF TWO LANDSLIDE LOCATIONS AT NETALA AND GARAMPANI ON THE GANGOTRI-DHARASU ROAD NH-34 IN THE STATE OF UTTARAKHAND ON EPC Mode