Rate analysis
Providing and fixing of customized Aluminium form work for monolithic construction on RCC members with repetitive usage made up of aluminium sheets/plates of minimum 4mm thickness and grade 6061 (Type-6). The formwork comprises of (a) wall panel, roccker, kicker and internal soffit corner, external soffit corner, external corner, internal corner etc., (b) beam components i.e, beam side panel, prop head for soffit beam, beams soffit panel, beam soffit bulk head and (c) deck components i.e. deck panel, deck prop, prop length, deck mid, soffit length, deck beam bar. The panels are held in position by a simple pin and wedge system that passes thorugh holes in the out side rib of each panel. The tolerance of finished panel shall not be less than (-1 mm) and shall conform to IS 14987-1999. Pins and wedges to be made of high grade hot dipped galvansied mild steel. This form work also comprises of M.S. angle iron, "Z" shaped brackets braced diagonally at 0.90 to 1.00 metre centre to centre on extrenal wall face just the level below on which to lay M.S. square tube panels (Challis) and guard railing supports to form working platform and 40 mm dia G.I./M.S. telescopic adjustable props to support deck formwork and beam soffit panels including de-shuttering the formwork from odd/even level to be shifted/lifted to next alterante odd/even level before which the points and shuttering surface to be thoroughly cleaned, pins greasing and shuttering surface oiling propoerly before fixing all complete including sealing of gap between kicker plates of wall panel and floors (if any) as per design of formwork as provided by shuttering supplier and as per direction of the Engineer-in-charge including filling and finishing the holes of varied sizes and shapes (left by keys/pins of aluminium form work shuttering while de-shuttering) with GP-2 cementitious polymer compound mixed with water in ratio prescribed by manufacturer to form consistent workable enough for pushing it in the holes upto full depth of wall using appropriate tools and finishing smooth all complete as per directions of the Engineer-in-charge.
DSR rate₹9.00as per item analysis
- Item code
- 26.48
- Sub-head
- SH 26 · NEW TECHNOLOGIES AND
- Unit
- See analysis
- Source row
- 2379
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Detail of cost for 100 sqm (Assuming 100 repetitions) | |||||
| MATERIAL | |||||
| Aluminium formwork & MS working platform 100 sqm | |||||
| Sub A/R-1 | Cost for using once | 100 sqm | 1 | ₹12,805.90 | ₹12,805.90 |
| Sub A/R-3 | Deduct salvage value of aluminium form work and working platform with 100 repetitions @30% of bare material cost using once (marked as ' S ' below ) | — | — | — | -₹2,120.35 |
| 5772 | Grease to be applied to pins for 100 sqm @ 5pins/sqm. using 25gm grease /pin = 100x5x25 gm = 12.50 Kg | Kg | 12.5 | ₹195.00 | ₹2,437.50 |
| 9999 | Add replacement of lost/ damaged accessories | L.S. | 98.85 | ₹2.27 | ₹224.39 |
| 5773 | Shuttering oil for panels @ 20sqm /ltr = 100/20 = 5.00 ltr | litre | 5 | ₹95.00 | ₹475.00 |
| 9999 | Add sundries for gaps filling with sealants etc. and T& P including pully, ropes and misc. tools | L.S. | 400 | ₹2.27 | ₹908.00 |
| 9999 | Add for PVC sleeve and plastic cover for wall ties | L.S. | 500 | ₹2.27 | ₹1,135.00 |
| LABOUR | |||||
| 0116 | Fitter | day | 5 | ₹897.00 | ₹4,485.00 |
| 0117 | Assistant Fitter | day | 5 | ₹816.00 | ₹4,080.00 |
| 0155 | Mason (Average) | day | 2 | ₹857.00 | ₹1,714.00 |
| 0114 | Beldar | day | 10 | ₹736.00 | ₹7,360.00 |
| Sub A/R-2 | Add for filling and finishing the holes of aluminium form work with GP-2 | each | 225 | ₹9.00 | ₹2,025.00 |
| Sub A/R-1 | — | — | — | — | — |
| Material cost | |||||
| Part-1 : Aluminium formwork | |||||
| 4mm thick sheet of aluminium alloy grade 6061 (type-6) for the contact face area of 100 sqm | |||||
| the sheet/plate requirement including framing flanges and specials = 100 + 120 = 220 sqm | |||||
| 220 sqm @ 10.72 kg/sqm = 2358.40 Kg | |||||
| Add 5% extra waste = 117.92 Kg | |||||
| Total = 2358.40 + 117.82 = 2476.32 Kg | |||||
| 5780 | 4mm thick sheet of aluminium alloy grade 6061 (type-6) for aluminuum formwork | Kg | 2,476.32 | ₹260.00 | ₹6,43,843.20 |
| Aluminium formwork weight without wastage = 2358.40 Kg | |||||
| 5781 | Fabrication cost for formwork panels and special including computerised designing for fabrication and mock testing before transportation to site of work. | Kg | 2,358.4 | ₹37.00 | ₹87,260.80 |
| — | Accossories like pins, wedges and wall ties @ 5% of ( E ) | — | — | — | ₹32,192.16 |
| — | Add cost towards maintenance and time to time repalcement of damaged members @5% ( E ) | — | — | — | ₹32,192.16 |
| 5782 | Packaging and carting of aluminium sheet/plate to the site of work | Tonne | 2.36 | ₹5,400.00 | ₹12,744.00 |
| Part-2: M S working platform on external face (required while fixing & removing ) | |||||
| 10.2 | M.S angle iron bracket of size 50x50x6 mm (Rate i/c priming coat) | Kg | 270 | ₹133.70 | ₹36,099.00 |
| 10x6.00 mtr @ 4.50 Kg/mtrs = 270 Kg (Rate as per item no 10.2 SH:10 Steel work} | |||||
| 10.16.1 | M.S. Square tube panel of tubes 25x25mm, 1.8mm thick (Rate i/c priming coat) | Kg | 256.25 | ₹194.40 | ₹49,815.00 |
| 7x2x11.45 = 160mtr + 45 mtr (railing guards) = 205 mtr @ 1.25 Kg/mtr = 256.25 Kg (Rate as per item no.10.16.1 SH:10 Steel work ) | |||||
| 7343 | Telescopic adjustabe props 3 m ( 2.02-3.75 m) | each | 30 | ₹1,051.00 | ₹31,530.00 |
| Sub A/R-3 | Details of Bare cost of material | — | — | — | — |
| 5783 | M S working platform for aluminium formwork | Kg | 270 | ₹48.00 | ₹12,960.00 |
| 4009 | M S tube panel | Kg | 256.25 | ₹72.00 | ₹18,450.00 |
| 7343 | Telescopic adjustabe props 3 m ( 2.02-3.75 m) | each | 30 | ₹1,051.00 | ₹31,530.00 |
| 5780 | Aluminium formwork material cost (same as ' E ' above) | Kg | 2,476.32 | ₹260.00 | ₹6,43,843.20 |
| — | Total Bare cost of material for 100 uses | — | — | — | ₹7,06,783.20 |
| — | Bare cost of material of 100 sqm using Once | — | — | — | ₹7,067.83 |
| Sub A/R - 2 | Filling and finishing the holes of varies sizes and shades (left by keys/pins of aluminium formwork shuttering while de-shuttering ) with GP-2 cementitious polymer compound mixed with water in ratio prescribed by manufacturer to form consistent workable enough for pushing it in the holes upto full depth of wall using appropriate tools and finishing smooth all complete as per directions of the Engineer-in-charge. | — | — | — | — |
| Details of cost for 110 holes | |||||
| (Assuming 100 to 120 nos holes of 0.0001cum to 0.00008 cum size can be filled with 8 kg (i/c wastage) of GP-2 compound) | |||||
| Material | |||||
| 5774 | GP-2 cementitious compound | Kg | 8 | ₹22.00 | ₹176.00 |
| Labour | |||||
| 0124 | Mason 2nd class | day | 0.45 | ₹816.00 | ₹367.20 |
| 0114 | Beldar | day | 0.45 | ₹736.00 | ₹331.20 |
| 9999 | Sundries for T&P and scaffolding etc. | L.S. | 50 | ₹2.27 | ₹113.50 |
Rate build-up
| TOTAL | ₹35,529.44 |
| Add 1 % Water charges on "W-A" | ₹227.24 |
| TOTAL | ₹35,756.68 |
| Add GST on "X" (multiplying factor 0.2127) | ₹4,881.63 |
| TOTAL | ₹40,638.31 |
| Add 15% CPOH on "Y-A" | ₹4,174.86 |
| TOTAL | ₹44,813.17 |
| Add Cess @ 1% on "Z-A" | ₹320.07 |
| Cost of 100.00 sqm | ₹45,133.24 |
| Cost of 1.00 sqm | ₹451.33 |
| Say | ₹451.35 |
| TOTAL | ₹9,25,676.32 |
| Add 1 % Water charges on "W-A" | ₹8,397.62 |
| TOTAL | ₹9,34,073.94 |
| Add GST on "X-A" (multiplying factor 0.2127) | ₹1,80,403.62 |
| TOTAL | ₹11,14,477.56 |
| Add 15% CPOH on "Y-A" | ₹1,54,284.53 |
| TOTAL | ₹12,68,762.09 |
| Add Cess @ 1% on "Z-A" | ₹11,828.48 |
| Cost of 100 sqm for 100 Uses | ₹12,80,590.57 |
| Cost of 100 sqm using Once | ₹12,805.91 |
| Say | ₹12,805.90 |
| Cost of 110 Nos holes | ₹987.90 |
| Cost of each hole | ₹8.98 |
| say | ₹9.00 |