Replacement of damaged Galvalume sheet and repairs to shed for foot path from RBRH1 to RBRH 3 at Tirumala

Dismantling AC or GI sheet roofing including ridges, rafters and purlins etc., and carefully stacking useful materials for reuse.

Supply and fixing of Galvalume sheet Pre-painted Galvalume Trapezoidal Profile Roofing sheets with 0.47mm 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)

Supply, fixing and Painting of MS Plates of various sizes inlcuding cost and conveyance etc.,complete as directed during the execution of the work Including Labour charges for fabricating steel works like window grills, compound wall grills, iron doors windows including cost of welding rods, power charges including cost of fixing in position. including painting the grills with two coats over a primary coat (total three coats) with synthetic enamel paint of approved make and colour etc., complete

Plastering in Cement mortar using best river sand from approved quarry including cost and conveyance of all materials, screening, curing, rounding of corners, incidental charges as directed during execution complying with standard specifications etc., complete for the following proportions

-do CM (1:3) 12mm thick

Cement Concrete (1:2.5:5) -Grade M15 using 20 mm ( 0.54 cu.m) and 12 mm (0.36cu.m) nominal size hard broken granite crushed metal from any source conforming to the relevant 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 the M20 Design Mix using of 10mm HBG crushed metal 0.480cu.m,6mm HBG Crushed metal 0.320cu.m,sand 0.400cu.m and cement 350Kgs with water cement ratio of 0.53 (185.50 ltrs/cu.m of CC) etc., from any source confirming to the relevant ISI standard including cost and conveyance of all materials like cement, fine aggregate (sand) coarse aggregate, water etc., to site and including all operational, incidental and labour charges such as machine mixing, vibrating, laying concrete, curing etc., complete with minimum cement content as per IS code from standard suppliers approved by the department but excluding cost of steel and its fabrication charges, centering charges, shuttering charges for finished item of work (APSS No. 402)

-do- RCC M20 design mix Precast slabs 50mm thick using 10 mm graded aggregate HBG crushed metal from any source conforming to the relevant ISI standards, with necessary reinforcement excluding cost of steel and tying of grills, centering charges,but including cost of necessary form work etc., complete as directed by the department.

Providing High Yield Strength deformed (HYSD)/ Thermo mechancially treated (TMT) steel bars below 36 mm Fe 500/Fe-500D of specified grade (as per IS 1786 - 2008) 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 cost and conveyance of steel bars 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) (In the absence of 18G binding wire,2 nos of 20G binding wire in tandem are to be strictly adhered) Note : Unless otherwise fabrication and placement of steel no prepayment shall be made againist the supply of steel reinforcement

Providing Unplasticized PVC SWR Rain water downfall pipes for the following dia with ISI:13592 Type -A mark with necessary shoes, bends, collars etc., including making holes in walls, RCC slabs, beams, columns, including fixing with necessary wooden plugs (where it is required pipe clear of wall, wooden blocks of size equal to that of ears of the pipe shall be used), screws, iron clamps of 18 G and making good the same including cost and conveyance of all materials and incidental charges etc., complete as directed during execution. - do - 110 mm dia PVC pipe with wooden block of size 150mmx50mmx50mm

Painting single coat for old iron work with with Ready mixed Synthetic Enamel paint in all shades Grade-I having VOC (Volatile Organic Compound) content less than 50 grams/liter approved colour and make including brushes to have an even shade including cost and conveyance of all materials as directed during execution complying with standard specifications etc., complete.

Flooring with cement concrete floor tiles of 25 mm thick of Chequerred cement concrete heavy duty tiles confirming to IS:13801 using aggregates, cement, pigments of size 300 X 300 mm of 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 sqm & 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.

Supplying and fixing of scaffolding to structure for various Civil repair works etc., including cost and conveyance of all materials such as Casurino Poles, Bamboos, country wood planks, nails and coir puri to provide working plot form along with ladder up to required level strongly. After completion of work scaffolding should be removed carefully as directed during the execution etc., complete. Note: The measurement for scaffolding shouldl be allowed for one side only.