Providing Colour Galvalume sheet roofing by replacing the existing old AC sheets in Godown No. 2 at Nagappattinam Warehouse.

Amount

Dismantling, clearing away and carefully stacking materials useful for re-use of Asbestos sheet roofing, stacking inside the campus as directed by the Engineer - Incharge.

Dismantling, clearing away and carefully stacking materials useful for re-use of brick masonry walls, depositing the debris in the low lying areas inside the campus as directed by the Engineer - Incharge.

Providing two legged scaffolding using 13-15cm dia casuarinas post of 4m over all length (3m length + 0.5m projection + 0.5m into the ground) the distance between two rows being 1.5m and the spacing of the post being 2.0m in both rows with two horizontal posts with 0.5m.Overlap on either side and braces at 2.0m center to center including longitudinal and transverse middle braces to step and providing platform with country wood planks of 40mm thick and 1m width etc., complete complying with standard specification.

Upto 8.00m height

8.00m to 10.50m height

Brick work in Cement Mortar 1:5 (One cement and Five M.Sand) using best quality Burnt Clay Brick of size 9” x 4 3/8” x 2 3/4” with class designation of 12.5 conforming to IS 1077-1992 / Fly ash Brick of size 30x110x70mm with class designation of 7.5 conforming to IS 13757-1993 or IS 12894-2002 for foundation and basement including Cost of Mortar, Plasticizer at 200ml per bag of cement curing, etc.,complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally.other type of bond shall be done as directed by the Engineer-incharge.

SuperStructure in Ground Floor upto 4.50 m height.

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc. complete complying with standard specification and as directed by the departmental officers.

Supplying, assembling fabricating and errecting the build up purlin for Extension of Eaves on Gable wall side of godown using with 100x50x3mm MS Rectangular Channel and 100x50mm MS rectangular channel for closing the end of Purlin etc.Complete Complying with Standard Specification.

Providing and fixing colour coated galvalume profile sheets (Make- TATA/JSW) with the depth of 30 mm and pitch of corrugation 200 mm (Colour and shape of profile as approved by the Engineer-in-charge), 0.47 mm(TCT) total coated thickness( tolerance as per relevant IS code), material yield strength 550 MPa, galvalume AZ-150 GSM (both side inclusive) with regular modified polyester paint and coating of 20-25 micron RMP on exposed surface including primer and 7-10 micron epoxy coating on unexposed surface including primer. The sheet should be supplied in single length as shown in drawing or as desired by Engineer in charge and shall be fixed using stainless steel Hex cap headed self drilling/ tapping stainless steel screws M6, 65 mm long with 3 mm thick EPDM seal and Stainless steel stitching screw of size 19X2.5 mm excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. All screw should be sealed with silicon sealant. (The contractor should take over the AC sheets on buy back policy).

Supplying and fixing corrugated Poly Carbonate Sheet of size 3.00m x1.06m of 6mm thick on the roof in-between the colour coated Galvolume sheets for proper lighting with necessary screws and EPDM rubber washers etc.., complete complying with standard specification and as directed and specified by the departmental officers including cost of loading, unloading and transportation charges etc., complete complying with standard specification.

Providing anchorage arrangements to the ridge sheet using M.S Flat of Size 40mm x 6mm including cost of Materials like MS Flat, self threaded screws with bushes and labour charges for cutting, drilling and fitting etc., complete complying with Standard Specifications.

Removing the existing canopy Roof trussess and altering the required needs with existing angles as per the instructions of Departmental Engineers and re-erection as per the directions of Dept. Engineers etc.., The rate is inclusive of labour charges for removing the trusses and re-erection of the same etc.., complete complying with standard specifications.

Removing the existing purlins of size 100x50x6mm of MS channel and re-erection of the same after fixing the canopy trusses as per the instructions of Departmental Engineers. The rate is inclusive of labour charges for removing and re-erection of the same and cost of bolts and nuts to fitting the right position etc.., complete complying with standard specifications.

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Sub total

GST in 18%

T K Srinivasan (BID ID -1502159)