providing of 1 number diesel driven ambassador car or tata indica car or equivalent on hire basis for 12 hrs use in a day for the official use of se coal mtg . nctps i for the period of 365 days from the date of utilization of the , hire charges for providing diesel driven car ( ambassador car or tata indica or equivalent ) on hire basis per day for 12 hrs . in a day . hire charges inclusive of driver salary , batta , lubricants charges , taxes and insurance charges but excluding the cost of diesel . , retention charges per hour for the period exceeding 12 hrs . in a day . , diesel consumption offered for the vehicle to be provided . ( performance factor of diesel )