Rate analysis
Designing, shop fabricating, supplying , erecting, stripping and shifting of customized Modular Tunnel Formwork system for cast-in-situ monolithic RCC structures, using precision steel cubical formworks are molds with minimum 3mm thick hot rolled plain painted/hot dip galvanized M.S. sheets for panel in contact area with necessary framing and allied accessories as per CPWD specifications including transporting, storage, assembly, hoisting and placing in position for supporting and holding the formwork in place till initial setting of the concrete then stripping the formwork, propping to support horizontal surface cleaning and oiling etc. for shifting to the next cycle, inclusive of all labour, machines and T&P requirements taking all safety measures etc. as per design and cycle programme all complete as per directions of the Engineer-in-Charge. Design of Tunnel Formwork system shall be provided by concerned service provider/vendor and the rate is inclusive of all the elements and all operations for all heights.
DSR rate₹9.00per holes
- Item code
- 26.94
- Sub-head
- SH 26 · NEW TECHNOLOGIES AND
- Unit
- holes
- Source row
- 5158
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for 530 sqm (Total contact area) Horizontal (plan/floor area) = 124 sqm Vertical (Walls area)= 406 sqm Accessories include vertical support, slant support, tunnel lifting equipment, wallstopper, slab stopper, starter caster, doors/ window boxout, tie rod, safety platforms brackets and anchors, inner safety & working platform, outer safety & working platform and 150 Repetition | |||||
| MATERIALS: | |||||
| Horizontal Panels 124 sqm @ 90 kg/ sqm = 11160 kg (B) Vertical Panels 406 sqm @ 135 kg/ sqm = 54810 kg (C) . Additional steel for accessories @ 20% of 65970 kg(B+C) = 13194 kg (D) Add 5% wastage on 79164 kg (B+C+D) = 3958 kg. Total = 83122 kg Qty. for using once=83122/150=554.15 kg | |||||
| 5784 | Customized Modular Tunnel Formwork Panel made of minimum 3mm thick hot rolled plain painted/hot dip galvanized M.S. sheets with Accessories etc. | kg | 554.15 | ₹89.00 | ₹49,319.35 |
| Painting with synthetic enamel paint over priming coat with red oxide primer on the opposite side of contact area and accessories of tunnel foam work system = 875 sqm {(530 sqm + 65% of 530 sqm for framing & accessories) = 530 + 345 = 875 sqm say 875 sqm)} Rate as per item 13.50.3 + 13.61.1, Qty. for using once=875/ 150= 5.83 sqm | |||||
| 13.50.3 | Priming coat (Rate as item no.13.50.3 of SH: Finishing) | sqm | 5.83 | ₹67.40 | ₹392.94 |
| 13.61.1 | Painting with synthetic enamel paint (Rate as item no.13.61.1 of SH: Finishing) | sqm | 5.83 | ₹155.90 | ₹908.90 |
| 5785 | Designing, Fabrication and transportation cost of tunnel form work ( on 79164 kg excluding wastage ) Qty. for using once=79164/150=527.76 kg | kg | 527.76 | ₹58.00 | ₹30,610.08 |
| — | Add maintenance charges @ 5% on net cost of formwork and assuming fabrication cost being 60% of F i.e.(E+ 60% of F) | — | — | — | ₹3,384.27 |
| — | Add maintenance charges @ 5% on painting cost (A) | — | — | — | ₹65.09 |
| Adjustable telescopic Props 3 m for supporting slab area after removal of tunnel form (7x36=252) = 252 Nos Qty. for using once=252/150=1.68 nos | |||||
| 7343 | Telescopic adjustabe props 3 m ( 2.02-3.75 m) | each | 1.68 | ₹1,051.00 | ₹1,765.68 |
| — | Deduct salvage value at the rate of 30% of bare cost of material(E+H) | — | — | — | -₹15,325.51 |
| Labour : | |||||
| 0160 | Supervisor/technician | day | 1 | ₹973.00 | ₹973.00 |
| 0116 | Skilled fitter | day | 4 | ₹897.00 | ₹3,588.00 |
| 0114 | Helpers/beldar | day | 16 | ₹736.00 | ₹11,776.00 |
| 0044 | Hire charges for crane (upto 40 tonne capacity) | day | 1 | ₹8,950.00 | ₹8,950.00 |
| 5773 | Shuttering Oil (@ 20 sqm per litre for 530 sqm =26.50 litre) | litre | 26.5 | ₹95.00 | ₹2,517.50 |
| Sub A/R-1 | Add for GP2 compound for tie rod holes found out of conical concrete pegs @ 1 hole/sqm of wall area i.e. 406.5 / 2 =203.25 Say 204 | each | 204 | ₹9.00 | ₹1,836.00 |
| — | Total cost for 530 sqm | — | — | — | ₹1,42,768.99 |
| Sub A/R-1 | Filling and finishing the holes of varies sizes and shades (left by keys/pins of Tunnel 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 pasting over cement concrete cones and 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 | |||||
| GP 2 Compound applied over the cement concrete cones 8 kg including wastage | |||||
| Materials | |||||
| 5774 | GP 2 cementitious compound | 8 | — | ₹22.00 | ₹176.00 |
| Labour | |||||
| 0124 | Mason 2nd class | 0.45 | — | ₹816.00 | ₹367.20 |
| 0114 | Beldar | 0.45 | — | ₹736.00 | ₹331.20 |
| 9999 | Sundries for T&P and scaffolding etc. | 50 | — | ₹2.27 | ₹113.50 |
| — | Total cost of 110 holes | — | — | — | ₹987.90 |
Rate build-up
| TOTAL | ₹1,00,761.30 |
| Add 1 % Water charges on "W-A-G" | ₹993.94 |
| TOTAL | ₹1,01,755.24 |
| Add GST on "X-A-G" (multiplying factor 0.2127) | ₹21,352.59 |
| TOTAL | ₹1,23,107.83 |
| Add 15% CPOH on "Y-A-G" | ₹18,261.14 |
| TOTAL | ₹1,41,368.97 |
| Add Cess @ 1% on "Z-A-G" | ₹1,400.02 |
| Cost for 1.00 Sqm | ₹269.38 |
| Say | ₹269.40 |
| Cost per holes | ₹8.98 |
| Say | ₹9.00 |