Estimate for the construction of water tank24000ltrs (4mx3mx2m) with GCI sheet roofing

Transcription

1 1 2 Estimate for the construction of water tank24000ltrs (4mx3mx2m) with GCI sheet roofing Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared. 4 men X 2 Days = /day = Excavation in soil in hilly area by manual means including cutting and trimming of side slopes and X disposing of excavated earth with all lifts and lead upto 50 meters. Tank X 1.6 = Outlet & Washout pipes 0.3 x 2 x 1.4 = /cum = Providing and laying hand packed stone soling in buildings works with clean hard selected stones, all complete. (Manual means) 0.15 X 4.2 X 3.2 = /cum = Providing and Laying in position cement concrete of specified grade including compacting curing etc all complete 1:2:4 mix. (1 cement, 2 coarse sand, 4 graded stone aggregate of 20mm & down size) FOR BASE 0.1 X 4.2 X 3.2 = /cum = Providing and Laying in position specified grade of reinforced cement concrete excluding the cost of form work, finishing and reinforcements 1:1.5:3 (1cement,1.5coarse sand,3 graded stone aggregate of 20mm nominal size). Long Wall 2 X 4 X 2 X 0.15 = 2.4 Short Wall 2 X 3 X 2 X 0.15 = 1.8 Base 4 X 3 X 0.15 = 1.8 = 6 cum Supplying, bending and placing in position torsteel reinforcement in all R.C.C works including cost of binding wires, all /cum = Cum X 110 kg/cum = 660 kg = /MT =

2 7 Providing, fixing & removing form work for casting R.C.C items as indicated below: with locally available timber) Underground Section Shorter Side 2 X 3 X 2 = 12 Underground Section Longer Side 2 X 4 X 2 = 16 Portion above the ground Shorter Side 2 X 3 X 0.7 = 4.2 Portion above the ground Longer Side 2 X 4 X 0.7 = /sqm = Providing and Laying 12mm thick cement plaster of specified mix in single coat including finishing even and smooth and curing complete 1:3 Mix For base 4 X 3 = 12 sqm 8 For Longer side (UNDERGROUND PORTION) For Shorter Side (UNDERGROUND PORTION) 2 X 2 x 4 3 X 2 = 16 sqm X 2 = 12 sqm For Longer side ( Above GROUND PORTION) 2 X 4 X 0.7 = 5.6 sqm For Shorter Side (Above GROUND PORTION) 2 X 3 X 0.7 = 4.2 sqm /sqm = P/F/F of inlet, outlet and washout pipes of 40mm = P/F/F all all types of frames and trusses with locally available timber Wall Plate 2 x 4 x 0.1 x 0.08 = x 3 x 0.1 x 0.08 = 0.05 Beam 4 x 3.3 x 0.1 x 0.08 = 0.10 KP 4 x 0.45 x 0.1 x 0.08 = 0.01 QP 8 x 0.3 x 0.1 x 0.08 = 0.02 Struts 8 x 0.3 x 0.1 x 0.08 = 0.02 Rafter 4 x 3.4 x 0.1 x 0.08 = 0.10 Purlin 6 x 4.3 x 0.08 x 0.05 = cum = P/F/F of GCI sheet roofing 3.4 X 4.3 = sqm = P/F/F of GP sheet ridges mtr = Providing of sign board 1000 = Carriage of materials/transportation charges LS TOTAL = Add 15 % indexat= less 7.5 % CP = GRAND TOTAL= Prepared by Checked by : Vetted by: Assistant Engineer Addl.chief Engineer Chief Engineer RMDD Gangtok RMDD Gangtok RMDD Gangtok

3 THEORETICAL CONSUMPTION OF MATERIALS Sl No Item of works quantity cement sand Stones stonechips in bags in cum in cum Steel in m- tonne GCI sheets in m-tonne Wooden Truss in cum 1 stone soling :2:4 cc (BASE) RCC in 1:2: Cement plaster 1: Roofing Work Wodden truss 0.45 total say m-T 0.45 cum Materials Qty Rate in Rs. Amount in Rs. Cement Sand Stones Stonechips TMT Bars 12mmdia mmdia GCI SHEET GP sheet ridge Local Wood Carriage/transport LS Sign Board contengency 10% of total cost Add 15% indexation Total Materials cost Say total cost (after deducting 7.5% C.P) Material cost labour cost taking 30% as semi skilled and 70% unskilled labour Semiskilled labour30%x Unskilled labour 70%x no. of semi skilled labour days15989/220 no. of Un skilled labour days37307/ mandays 187 mandays cost on labour rate difference Semiskilled 73x( ) Nil Unskiled 187x( ) Therefore, Net cost of Construction( ) Prepared by : Checked By : Vetted by : Assistant Engineer Addl. Chief Engineer Chief Engineer RMDD Gangtok RMDD Gangtok RMDD Gangtok

4 Steel requirement for construction of water tank24000ltrs (4mx3mx2m) with GCI sheet roofing 12mmdia 320 kg m 18.0 nos 110mmdia 340 kg m 27 nos Prepared by : Assistant Engineer RMDD Gangtok Checked By : Vetted by : Addl. Chief Engineer RMDD Gangtok Chief Engineer RMDD Gangtok

5 Wooden Truss GCI Roofing 0.15m 4m 0.70m 1.3m GL Single Reinforcement 4inch cc 6 INCH SOLING 4.2m ELEVATION 0.15m 0.15m 0.15m 3m 4m PLAN 0.15m 150mm 10 c/c GL c/c upto GL & 300 c/c =24m³ above GL 2.20m 12 (on shorter span) 300mm 150mm 200 c/c (on longer span) Prepared by Checked by : Vetted by: Assistant Engineer Addl.chief Engineer Chief Engineer RMDD Gangtok RMDD Gangtok RMDD Gangtok

6 SOCIAL ESTIMATE FOR CONSTRUCTION OF IRRIGATION TANK Irrigation Tank of 24,000 Litres (4mx3mx2m) Capacity with GCI Sheet Roofing In convergence with MGNREGA and HCCDD Item Qty Unit Qty in pieces Rate in Rs. Amount in Rs. Funding source A B C Material Component Cement Bags ,240 HCCDD subsidy Sand 3.39 CUM ,302 Beneficiary Stone 6.6 CUM ,165 HCCDD subsidy TMT Bars 12mm 0.32 MT ,888 MGNREGA TMT Bars 10mm 0.34 MT ,881 HCCDD subsidy GP Sheet ridge 5.00 LS HCCDD subsidy GCI Sheet 0.08 MT ,397 Beneficiary Local Wood CFT ,200 Beneficiary Sign Board Painting LS 1,000 MGNREGA Contingency 1% of total cost 1,500 MGNREGA 73,323 Add 15% indexation cost escalation 10,998 MGNREGA Total Material cost 84,321 Labour Component Unskilled labour including manual ,625 MGNREGA Semi skilled labour ,060 MGNREGA Total cost 1,43,006 Agency wise convergence breakup HCCDD contribution 40,036 or Rs 0.40 lakh 28% MGNREGA Stock Material 29,386 MGNREGA Labour unskilled 42,625 or Rs 0.88 lakh MGNREGA Labour semi skilled 16,060 62% Beneficiary Contribution 14,899 or Rs 0.15 lakh 10% Total cost Rs 1.43 lakh 100%