Rate analysis
Providing and fixing 50 mm thick extruded polystyrene rigid insulation board of required size underdeck on ceiling surface, complying with ISO 4898:2008 & ASTM C 578-08b - type VI, having thermal conductivity of 0.0289 W/m K as per ASTM C 578 (measured as per IS 3346), compressive strength of > 350 kPa listed as per ASTM D 1621, density of 34-36 kg/cum as per ASTM D 1622, water absorptions ≤ 1% by volume as per ASTM D 2842, oxygen index of 24.1 to 28.1 listed as per ASTM D 2863, cell size 0.4 mm of dia (max) as per ASTM D 3576. Fire retardent property as per DIN 4102, Part 1 of class B2 and as per ASTM E84 class A, fixed with suitable water based adhesive and fastener, complete in all respect as per the direction of Engineer-in-Charge.
DSR rate₹1,091.65per sqm
- Item code
- 26.8
- Sub-head
- SH 26 · NEW TECHNOLOGIES AND
- Unit
- sqm
- Source row
- 470
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for 10 Sqm | |||||
| MATERIAL | |||||
| 8561 | Extruded polystyrene rigid insulation board 50 mm thick | sqm | 10.2 | ₹610.00 | ₹6,222.00 |
| including 2% wastage | |||||
| LABOUR | |||||
| 0111 | Carpenter 1st class | day | 0.5 | ₹897.00 | ₹448.50 |
| 0128 | Mate | day | 0.5 | ₹816.00 | ₹408.00 |
| 0114 | Beldar | day | 0.5 | ₹736.00 | ₹368.00 |
| 9999 | Sundries (Water based adhesive, fasteners, scaffolding etc.) | L.S. | 100 | ₹2.27 | ₹227.00 |
Rate build-up
| TOTAL | ₹7,673.50 |
| Add 1 % Water charges on "W" | ₹76.74 |
| TOTAL | ₹7,750.24 |
| Add GST on "X" (multiplying factor 0.2127) | ₹1,648.48 |
| TOTAL | ₹9,398.72 |
| Add 15% CPOH on "Y" | ₹1,409.81 |
| TOTAL | ₹10,808.53 |
| Add Cess @ 1% on "Z" | ₹108.09 |
| Cost of 10 sqm | ₹10,916.62 |
| Cost of 1 sqm | ₹1,091.66 |
| Say | ₹1,091.65 |