hiring of truck-mounted sweeping machine operation-cum-maintenance for aai at chennai airport . , basic fixed monthly hire charges for hiring of truck-mounted sweeping machine ( operation-cum-maintenance ) for aai at chennai airport , as per scope of work ( section-vi ) & technical specifications of sweeping machine ( section-vii ) of nit . note:- 1 . diesel shall be issued by aai . 2 . before quoting rates , please refer section-vi , clause no . 6 . 25 ( i ) to ( iii ) of nit . 3 . gst shall be paid extra , as applicable . , rate per extra hour for deployment beyond 8 hours a day .