Providing Platform and Shed (Civil Works) for Commissioning of 500 KVA DG set at ANC Sub-Station at Tirumala (Sub-Estimate)

Demolishing and disposal of unserviceable materials within 100 metres lead - Unreinforced cement concrete up to 15cm thickness

Demolition of BRICK WORK including stacking of serviceable materials and disposal of unserviceable materials within 100 metres lead etc., complete as directed during execution.

Earthwork excavation for foundations and depositing on bank for all lifts and with an initial lead of 10m including all Operational, incidental, labour charges such as shoring, sheeting, planking, strutting etc., complete for finished item of work in Ordinary soil-Manual means up to 3m depth

Filling of foundations and basement with best river sand in layers of not more than 15 cms. thick each well watered to saturation and consolidated including cost and conveyance of all materials, incidental charges etc., complete.

Cement Concrete (1:4:8) using 40 mm ( 0.54 Cum), 20mm (0.27 Cum) and 12 mm (0.09 Cum)nominal size hard broken granite crushed metal from any source conforming to the relevent ISI standards for foundations etc., laid in layers of not more than 15 cms thick well compacted including curing,machine mixing, cost and conveyance of all materials etc., complete.

Supply and placing of M 25 Design Mix Concrete corresponding to IS 456 using concrete mixer using of 20 mm HBG crushed metal 0.530 cu.m (707 kgs),. 10 mm HBG crushed metal, 0.362 cu.m (471 kgs) , sand 0.407 cu.m (616 kgs.) and cement 380 kgs with water cement ratio of 0.48 ( 182.40 ltrs/ cu.m of CC)etc., to site and including sales & other taxes on all materials including all operational, incidental and labour charges such as machine mixing, vibrating, laying concrete, curing etc., complete with cement from standard suppliers approved by the department but including cost of centering, shuttering charges and excluding cost of steel and its fabrication charges for finished item of work (APSS No. 402).

Note : The design mix shall be got designed by furnishing the information required as per clause 19.1.1 &19.1.2 of IS 456-2000 by the contractor at his own cost and get approved from the competent authority before execution. The cement considered for above M25 grade concrete is 380 kgs/cu.m and the rate is arrived accordingly in the estimate. After the mix is designed and approved, if there is any variation in the quantity of cement, over the cement content adopted in the estimate, the same will be considered and paid/recovered at estimate rate + T.P ( Either increase or decrease in quantity adopted in the estimate). Payment will not be made for variation in the quantity of other materials such as coarse & Fine aggregates.

Columns/Pedastals:upto Basement

Providing high yield strength Deformed bars (HYSD) Thermo Mechanically Treated (TMT) bars of HYSD bars below 36mm Fe-500/Fe-500D grade (as per IS 1786-1979) of different dia metres for RCC works, including labour charges for straightening, cutting, bending to required sizes and shapes, placing in position with cover blocks of approved materials and size and tying and lap splicing with binding wire of 18 SWG, forming grills for reinforcement work as per approved designs and drawings, including all wastages such as over laps, couplings, chairs, spacer bars including cost and conveyance of binding wire, cover blocks and all incidental, operational, labour charges such as cutting, bending, placing in position, tying including sales and other taxes on all materials etc., complete for finished item of work in all floors. (APSS No.126).

Supply and fixing in position of M.S Tubes & pipes of all diameters as per IS 1161 including labour charges for fabricating steel works like Window Grills, Compound Wall Grills, IronDoors, Windows including cost of welding rods, power charges, cost of fixing in position. The iron work is to be painted with Synthetic enamel paint Grade-I (Two coats) over a primer coat with red oxide metal primer (total THREE (3) Coats) as directed during execution.

Supply and fixing in position of M.S Plates of any thickness including labour charges for fabricating steel works like Window Grills, Compound Wall Grills, IronDoors, Windows including cost of welding rods, power charges, cost of fixing in position. The iron work is to be painted with Synthetic enamel paint Grade-I (Two coats) over a primer coat with red oxide metal primer (total THREE (3) Coats) as directed during execution.

Supply and fixing of Galvalume sheet Pre-painted Galvalume Trapezoidal Profile Roofing sheets with 0.50mm thickness (Total Coated Thickness-TCT), Coating: Alu-Zinc coating AZ150 GSM. Tensile strength: 550 MPA. Paint coating: Regular Modified Polyester painting. Painting thickness (Top): 18 to 20 Microns, (Bottom): 5 to 7 Microns. Sheet Width: 1.020, Length: Maximum 12 Meters with Regular Range Colours with minimum end lap of 15 cms etc.,complete as directed during execution (Original coil shall be of make TATA Blue scope/JSW)

Construction of Brick Masonry using well burnt Bricks 2nd class or ground moulded (Non- modular or traditional size) (230 x 110 x 70 mm) including curing, cost and conveyance of all materials as directed during execution and complying with standard specifications etc., complete.

Plastering in Cement mortar (1:5) 20 mm thick using best river sand including cost and conveyance of all materials, screening, curing, rounding of corners, incidental charges as directed during execution complying with standard specifications etc., complete.

Plastering in Cement mortar (1:5) 12 mm thick using best river sand including cost and conveyance of all materials, screening, curing, rounding of corners, incidental charges as directed during execution complying with standard specifications etc., complete.

Painting TWO COATS for NEW PLASTERED SURFACE with Acrylic emulsion paint exterior grade with silicon additives having VOC (Volatile Organic Compound) content less than 50 grams/liter of approved brand and shade over one coat of primer using cement primer (water thinnable) for exterior grade-II (Total three coats) of approved brand and shade after thoroughly brushing the surface to remove all dirt and remains of loose powdered materials, including cost and conveyance of all materials to work site and all operational, incidental, labour charges etc., complete for finished item of work

Flooring with chequered cement concrete heavy duty tiles confirming to IS:13801 using aggregates, cement, pigments of size 300 X 300 X 25mm any shades set over base coat of cement mortar (1:6) 20mm thick over CC bed already laid or RCC roof slab, including neat cement slurry of honey like consistency spread @ 3.3 kgs per sq.m & jointed with neat cement to full depth mixed with pigment of matching shade including cost & conveyance of all materials, etc., complete for finished item of work. (Note: Unless otherwise laying of flooring is finished, no pre-payment shall be made for the tiles against supply)