Preparation of M&R Estimates :- to economize the cost Assessment of the fund required to execute a certain work or project . Speed up operation of the work under taken with due monitoring and timely execution of work to be carried out . In this context estimation or preparation of estimate involves following steps – Preparing detailed estimates . Calculating rate of each unit of work . Preparing abstract of the whole estimates . Finalizing the estimates at competent level .
S.No . Name & type of works ( in brief) Percentage of A.R Useful life in years Percentage of depreciation Remarks
S.No . Items/details of work Q. Unit Amount Remarks #. IS-1200 measurement & Record – Earnest money = 2.5% of estimated cost of work (forfeited on default) . Security deposit = 2% of contract (Sign) Amt (Refunded on successful completion) = 6 months (+) specified date of completion .
Closing of Estimates/Evaluation :- #. Prel . estimate . #. Detailed estimates . #. Abstract . PWD manual of orders . PWD ‘estimator software’ – online module Digitization Real time status on dashboard . Close monitoring through drones/satellites . Eg . Vishwakarana , chanakya , shishti , sentinel etc . e-office system ( 1 ST JAN 2023) . Estimates give an idea of the cost of the work and its feasibility as per fund available . Estimates gives an idea of time requirement for completion of project . Evaluation of estimates should be done in such a manner that during execution of work the proposed plan expenditure matches to the available fund . if it matches than estimates are finalized .
Revised estimates – Rates of material/ labour cost exceeds by more than 10% . Location/specification of material consumed as per site changes . Certificate – The estimates amount of the rupees ------- Has been submitted for sanction and allotment of the fund . Enclosure – Survey plan/L-section of proposed M&R (enclosed) . Index plan showing alignment (enclosed) .
Depreciation Depreciatable cost of the asset divided by useful life at the end of utility, scrap value is left . method of depreciation are as below – Straight line method Constant percentage method Sinking fund method Quantity servey method D = (original cost of asset – scrap value)/useful life of in years Where D is ‘depreciation’ . Contract Type of contract are as below – Item rate contract Percentage rate contract Lumpsum contract Material supply contract