Repair works to damaged concrete on ceiling of Mukha mandapam and raising of compound wall at south side of Sri Kapilateertham temple at Tirupati

Demolition including stacking of serviceable materials and disposal of unserviceable materials within 100 metres lead - Brick work.

Dismantling, clearing away and carefully stacking materials useful for re-use, old Cement mortar plaster

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 including Ordinary soil-Manual means upto 3m depth.

Conveyance of waste materials such as dismantled materials and surplus excavated earth etc., with a lead of 5 km from work site and as directed during execution etc., complete

Filling of foundations and basement with best river sand in layers of not more than 15 cm 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 relevant ISI standards for foundations etc., laid in layers of not more than 15 cm 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 kg),. 10 mm HBG crushed metal, 0.362 cu.m (471 kg) , sand 0.407 cu.m (616 kg.) and cement 380 kg 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 kg/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 + or - 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.

FOR PLINTH BEAM

Providing High Yield Strength deformed (HYSD)/ Thermo mechancially treated (TMT) steel bars of below 36 mm Fe-500/ Fe-500D (as per IS 1786 - 2008) of different diametres 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 pre-pament shall be made against the supply of steel reinforcement

Construction of Brick Masonry in CM (1:6) 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) 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

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 (1:3) 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

Removing the existing cut stone flooring carefully without damage and Labour charges for re- laying the cut stone flooring as directed during execution, the rate is including lifting the cut stone slabs from store yard and unloading the same at work site carefully without damage etc., complete. The slabs should be jointed with CM ( 1:2 ). The joint should not be more than 6mm thick and the mortar should not come over the stone. The slabs should be laid jointed to proper alignment as directed during execution.

Painting two coats for new external walls 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 a priming coat with ready mixed cement primer (water thinnable) for exterior Grade-2 for new work (totally three (3) coats), after thoroughly brushing the surface to remove all dirt and remains of loose powdered materials, including brushes to have smooth finish, cost and conveyance of all materials to work site and all operational, incidental, labour charges etc., complete for finished item of work as per SS 911 for new external walls.

Painting two coats for new internal walls with Acrylic Emulsion paint interior grade having VOC (Volatile Organic Compound) content less than 50 grams/liter of approved brand and shade over a priming coat with ready mixed cement primer (water thinnable) for exterior Grade-1 for new work (totally three (3) coats), 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 as per SS 911 for internal walls.

Repair to damaged concrete (ceiling / Beams/ columns)

The following procedure is to be adopted to repair the damaged concrete on ceiling/ Beams/ columns.

1) Temporary and adequate support by properly designing, staging and shuttering consisting of steel/ wooden props from the floor is to be provided. 2)(a) The damaged/ loose/ spalled/ friable concrete is to be removed by wire brushing, Scraping etc., to expose rusted reinforcement. (b) If the existing reinforcement is not damaged in terms of its size, strength, bonding properties etc., then step (4) is to be followed. (c) If the existing reinforcement (mild or tor steel) is damaged, then the same is to be replaced with new bars similar to the existing bars and then step (4) is to be followed. 3) All loose scale and corrosion deposits on the reinforcement shall be removed by Wire brushing, scraping or other mechanical means. 4) Two coats of Anti corrosive coating for steel are to be applied to avoid future rusting. 5) The exposed surface is to be finished neatly, by cement mortar duly adding suitable Polymer modifier bonding agent. 6) Curing is to be done by using a water based concrete curing compound.

The following materials are to be used depending upon the manufacturer

MAKE ANTI-CORROSIVE AGENT

a) Dr.FIXIT DR.Fixit Rust remover

b)FOSROC Nitozinc Primer Chemicals(Ind.) Pvt. Ltd.

MAKE BONDING AGENT

a)Dr.FIXIT DR.Fixit Micro concrete

b)FOSROC Nitobond SBR Chemicals(Ind.) Pvt. Ltd.

MAKE CURING COMPOUND

a) Dr.FIXIT Water

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 face only.

Supplying and fixing in position M.S Ornamental grills for windows and ventilators or for veranda openings using M.S. Flats, square rods, angles sheets etc., of approved design including necessary cuttings, bending fabrication, welding, grinding and finishing smooth including painting the grills with Two coats with Synthetic enamel paint Gr-I over a Primary coat (Red oxide metal primer) (total three coats) of approved make and colour including cost of making the holes into RCC or masonry works and making good the same wherever necessary, including cost and conveyance of all materials, incidental charges etc., complete.