1st Floor, Noor Square, Opp. Askari Park, Old Sabzi Mandi, Karachi
Invoice Number | INV-0061 |
Invoice Date | October 25, 2022 |
Total Due | Rs. 1,651,300.00 |
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Revised Quotation | Water-Proofing of Main Building Roof MIDDLE SECTION
Hrs/Qty | Service | Rate/Price | Adjust | Sub Total |
---|---|---|---|---|
7500 Sqf | Cutting Chiseling & Removing OPTION 1 Existing tile on the roof to be removed in order to achive the CC floor for water proofing . After removal process the complete surface of the floor should have to power grinded in order to remove the weak repairs and all the lose material from the surface , All the fine cavities on floor parapet walls cracked to repaired If r/f of floor found exposed it must be treated with anti rusting chemicals if large cavity found in slab it must be plugged properly by using a non shrinkage grout .Including sifting of debris from school premisis through trucks as per instruction of school mangement . |
Rs. 0.00 | 0.00% | Rs. 0.00 |
7500 Sqf | Cutting Chiseling & Removing OPTION 2:-Providing and laying floor on existing tiles with Ratio AVG 1:2:4 on roof with smooth finish (maintaning the slope) just for making the surface good for water proofing as directed by school management and removal of existing floor (if required) and shifting of debris from site. The contractor is responsible to lay flooring in proper slope to drain water through rain water spout and also show flooring to school management before application of waterproofing.Puddles in flooring is not acceptable. |
Rs. 110.00 | 0.00% | Rs. 825,000.00 |
500 Rft | Cant Strip (Cement Concrete Chamfered Edge - Gola) Providing and making cant strip (cement concrete Chamfered edge gola) approx. 0'-6" to 0'-8"chamfered with Ratio Avg 1:2:4 on edges of parapet wall, inverted beam floor and wall junction around roof and around rain water spouts as per site requirement with smooth trovel finish as directed by school management complete. |
Rs. 150.00 | 0.00% | Rs. 75,000.00 |
14 nos | Repairing and Plastering on inverted beam with SBR Providing and applying of Plaster , (1/2",3/4" ) thick upto required depth , on inverted beam of approx. size 3'x30' using 1:4 cement sand ratio using ( zuba 16/123) on inverted beam or concrete where required using 1:2:4 ratio, (watertight shuttering) including application of anti rust chemical on exposed steel including removing of rust through wire brush, expanded metal (mesh) at junction wherever else required, with SBR as per standard ratio by 1 part of SBR : 1 part of water :4 parts of Cement (by Volume ) with smooth finish , curing etc including shifting of debris through truck complete. |
Rs. 11,700.00 | 0.00% | Rs. 163,800.00 |
25 nos | FIXING OF RAIN WATER SPOUT Removing of existing rain water spout including cutting of concrete of surrounding area and shifing of debris through truck. Fixing of 4 inch dia pipe ( PVC STEELEX PIPE) Of approved quality of approx. length 2 ft with concrete of surrounding area complete in all aspects as directed engineer in charge . |
Rs. 2,500.00 | 0.00% | Rs. 62,500.00 |
7500 Sqf | WATER PROOFING providing and applying water treatment on roof upto height of 3' on parapet wall and inverted beam .all the junctions on the roof to be treated compulsory . 4mm bituminious membrance with bitumen primer(plastomat suntan PG-4000 Granuels) |
Rs. 0.00 | 0.00% | Rs. 0.00 |
7500 sqf | WATER PROOFING providing and applying water treatment on roof upto height of 3' on parapet wall and inverted beam .all the junctions on the roof to be treated compulsory. Bituminous Coating along with sandwich layer of cotton cloth approx 1 onz with 2 float coats of bituminous mixture. ( national refinery ) Details of Roof Treatment |
Rs. 90.00 | 0.00% | Rs. 675,000.00 |
Sub Total | Rs. 1,801,300.00 |
Tax | Rs. 0.00 |
Discount | -Rs. 150,000.00 |
Total Due | Rs. 1,651,300.00 |