15th finance 24 25 Ist Installement India Mark II Pump

Amount

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs fuel, labour and drilling bentonite and water required for drilling at site( Site will be shown by the Departmental officers) including construction of mud pit. (up to 60m depth)

below 60mdepth

Reaming140/ 150 mm dia pilot bore to 300mm dia bore as directed by the Departmental Officer.

below 60mdepth

Supply of approved quality PVC CASING PIPE 150mm CS plain pipe With Exice Duty AS PER IS 12818/1992

Supply of approved quality PVC CASING PIPE 150mm RS Slotted pipe With Exice Duty AS PER IS 12818/1992.

Supply of approved quality 150mm dia OD PVC end plug etc. complete as per standard specification.

Labour Charges for inserting 150 mm/200 mm/250 mm dia(MS Casing pipes assembly with slots or without slots) in the drilled hole including welding the joints etc., complete and supply and packing the annular space with pebbles of size and quality as approved by the executive engineers of TWAD Board

Charges for developing the Borewell with air compressor of300 CFM capacity (Minimum 8 Hours) including transportation, labour and fuel charges for compressor as directed by TWAD Officers and conducting yield test by 'V' notch method.

Supply and fixing Erection of India Mark II Hand Pump For ISI make.Including of silinder,inner rod, tripoid stand and including all labour charges etc complete as per standard specification

Supply and fixing of 32 mm dia GI Pipe of with out Exise duty approved quality,including cost and conveyance of all materials and labour charges etc., complete as per IS 1239/ PART I /90 standard specifications.

Supply and fixing of 32 mm dia GI Coupling of approved quality,including cost and conveyance of all materials and labour charges etc., complete as per standard specifications.

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

Supply delivery and filling of stone dust in layer of not more than 15 cm thick including watering with all layers and consolidation complying with standard specification including cost and conveyence of sand to Site and all labour charges and all other incidential charges etc,. complete as per Standard Specification

Cement Conceret 1:4:8 (One Cement Four sand and Eight aggregate) using 40mm hard broken granite stone jelly for foundation including dewatering and wherever necessary laying in layers of 15cm thick and consolidated and curing complying with standard specification and as directed by the departmental officers etc., complete.-

Supplying and erecting centering to sides and soffits including supports and strutting with necessary cross bracing for plain surface such as RCC slabs rectangular beams all beams lintels etc., centering for soffits upto 3 meter height using mild steel sheet of size 90 cm x 60 cm x 10 mm gauge with MS angles of size 25mm x 25mm x 3mm laid over silver oak (CW) joists of size 10cm x 6cm spaced upto 90cm c/c and casurina props or 10 cm to 13 cm dia spaced at 0.750 cm c/c complying with standard specifications as per TNDSS NO : 30 & 86.

Plain Cement Concrete 1:2:4 Mix (one Part of cement, two Part of M- Sand and four 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.

AMUTHA (BID ID -1206708)