Tender For providing of custom bid for services - lot number 1 western region for ultrasonic thickness gauging visual inspection of above ground piping and inspection of pressure vessels at bpcl pipeline locations refer to serial number 1 to 14 of bill of quantity,custom bid for services - lot number 1 western region for ultrasonic thickness gauging visual inspection of above ground piping and inspection of pressure vessels at bpcl pipeline locations refer to serial number 1 to 14 of bill of quantity,custom bid for services - lot number 1 western region for ultrasonic thickness gauging visual inspection of above ground piping and inspection of pressure vessels at bpcl pipeline locations refer to serial number 1 to 14 of bill of quantity,custom bid for services - lot number 1 western region for ultrasonic thickness gauging visual inspection of above ground piping and inspection of pressure vessels at bpcl pipeline locations refer to serial number 1 to 14 of bill of quantity,custom bid for services - lot number 1 western regi