15th Finance 2022-23 2nd Installment Tied and Untied Grand

Earth work excavation in all classes of soils such as hard stiff clay, stiff black cotton, hard red earth, shales, murram, ordinary earth, earth mix with 50% fair sized boulders etc., with initial lead and lifts including laying, spreading, leveling, sectioning breaking clods etc., including all incidental charges etc., complete as per standard specification . for Foundations SS 20B

Collection supply and filling of Stone Dust of approved quarry including cost and Conveyance of all materials to site and all labor charges for filling etc., Complete.

Cement concrete of mix 1:4:8 (One part cement four part Msand and eight part aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including labour charges, transporting and placing in position including shoring, strutting forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification.

Supplying & Erecting of steel centering for sides & soffiots including necessary supports & strutting upto 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90 x 60cm & 10 gauge stiffened, welded with steel angle of size 25 x 25 x 3mm for boarding laid over silver oak joists(Country wood) of size 10 x 6.5cm spaced @ about 90cm c/c and supported by casurina props of 10 - 13cm dia. spaced @ 75cm c/c etc., complete complying with standard specifications and as directed by the departmental officers. Rate for 10m2.for the following items.(RCC floor slab, roof slab, Rectangular/ square, Tee/ Ell beams, Lintels, staircase waist slabs, Landing slabs, Landing beam, Portico beam etc., ). - Without strutting Upto1M Height

Withstrutting

Plain Cement Concrete 1:1½:3 Mix (one Part of cement, One and half Part of M- Sand and three Part of aggrigate) using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc., complete as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Plain Cement Concrete 1:3:6 Mix (one Part of cement, three Part of M- Sand and Six Part of aggrigate) using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc., complete as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Vib.RCC 1:1½:3 (One cement one point five Msand and three aggregates) mix using 20mm gauge hard granite broken stone jelly in all RCC works connected to the work excluding shuttering , Centering and cost of Reinforcement grills but including curing ,finishing etc complete with standard specification and as directed by Engineer incharge.

Supplying and Fabrication of Steel and placing in position MS / Ribbed tor steel Grills for RCC works as per design given including cost of steel and GI binding wire in Floors etc,. Complete complying with standard specification in force and as directed by department officials.-

Providing Bitumen Pad 12 mm thick for expansion joints including cost and conveyance of all materials and labour charges etc complete(as per SOR :153 Annixure VI)

V MUTHUKUMAR