providing 1 no diesel driven ambassador tata indica or equivalent car on hire basis for 12 hrs in a day for the official use of the superintending engineer civil maintenance nctps ii for the period of three years from 08 . 05 . 2021 or from the date of u , hire charges for providing 1 no . diesel driven non ac , ambassador car or tata indica or tata indigo or equivalent car in a day ( from 8 am to 8 pm ) . hire charges inclusive of driver salary , bata , lubricant charges , taxes and insurance but excluding cost of diesel . , retention charges per hour beyond 12 hrs in a day , performance factor to be adopted for reimbursement of diesel cost at the prevailing market rate