Special repairs to existing DPC and Drying yard at Ammapettai Village in Papanasam Taluk in Thanjavur District.

Amount

CIVIL WORK

Earth work excavation for foundation in all classes of soils and sub-soils and to full depth as may be directed except in hard rock requiring blasting including initial leads and lifts and refilling the sides of foundation with excavated earth in 150 mm layers well watered, rammed and consolidated including depositing surplus earth within the godown or inside compound in places shown with initial lead of 10 mts and initial lift of 2 mts. clearing, levelling the site, shoring, strutting, bailing of water wherever necessary etc., complete complying with standard specification and as directed.

CEMENT CONCRETE 1:5:10(one cement, five sand and ten aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering side shuttering , strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed.

Supplying and laying of Ready mix M15 grade of concrete having characteristic strength not less than specified in the IS 456 - 2000 using Ordinary Portland cement with minimum cement content of 366 Kg / cum confirming to IS 8112. Coarse aggregate having a specific gravity of 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 (2007) with suitable water cement ratio not less than 0.45 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all location and levels with specified high workability as per IS 1199 - 1959 (2004). The initial & final setting time confirming IS 12269 - 1987 (2004) .The admixtures affecting the quality and strength of the confirm IS 9103 - 1979 [ usual admixture - Air entraining & water reducing). In foundation and basement.

Providing FORM WORK for centering the soffits of all reinforcement concrete work including strutting to the required (3 metre) height with mild-steel sheets of size 90cmx60cm 10 gauge stiffened with welded mild steel angles of size 25mmx25mmx3mm laid with country wood joist of average of size 10cmx6.50cm at about 90cm centres with casurina props of 13cm dia at 75cm centre to centre with all nails coir,wedges complete and removing the form work after necessary curing period as directed by the corporations officers. The rates should inclusives of cutting , bending, welding , charges of M.S sheets, M.S. angles etc., Complete Column footing plinth beam, top tie beam etc.,

For plane surfaces such as vertical slab, side slabs of boxing vertical drops, fasia, vertical walls etc.,

Column and sunshade.

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C.works including cost of steel, labour for straightening, bending, cranking, tying grills with 18 gauge galvanized binding wire and placing grills in position complete complying with standard specification and as directed..

PLAIN CEMENT CONCRETE 1:2:4(one cement, two sand and four aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering side shuttering , strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed.

FLOOR FINISHING with semi polished cuddapah slab laid over cement mortar 1:3(one cement and three sand) of 20mm thick over the existing concrete bed including pointing the semi polished cuddapah slab with cement mortar 1:3 mixed with black oxide to full depth and directed. The semi polished cuddapah slab shall be of size 60cm x 45cm for a thickness of 40mm machine cutting on all sides and top surface semi-polished. The tolerance for thickness shall not exceed + 10%(Rate includes cost of all materials).

Supplying and roofing with ASBESTOS CEMENT CORRUGATED SHEETS including fixing of ridges complete including the costs of U’ of J’ bolts and nuts, bitumen and G.I. washers and cutting the sheet to the required the sizes if necessary and white washing the inner side of the AC sheet etc., complete complying with standard specification as directed by the Departmental officers.

Labour charges for realignment of existing A.C.Corrugated sheets including fixing of ridges, cost of U (or) J bolts and nuts, bitumen washers, etc., complete and as directed by the departmental officers.

PLASTERING with cement mortor 1:5 (one cement and five sand) 12mm thick including cost of scaffolding, finishing, curing etc., complete complying with standard specification and as directed.

White washing two coats with best shell lime in all floors including cost of shell lime, gum, kanjee and brushes etc., complete complying with standard specification and as directed.

COLOUR WASHING two coats over one coat of white washing using best shell lime including cost of gum, Kanjee , brushes colouring pigment approved by the officer and finishing complete complying with standard specification and as directed.

Nallathambi Sethu (BID ID -1256350)

R K ENGINEERING (BID ID -1257401)