PROVIDING NEW BOREWELL WITH WATER SUPPLY ARRANGEMENTS AND CONSTRUCTION OF WATER TANK IN THITTAKUDI MUNICIPALITY

Amount

Conducting Geophysical survey, quality and quantity test and transportation charges etc, (This includes labour charges in the field, rent of the vehicle for reaching the place, rent of the instrument and excluding charges for the geologist)

Drilling of 12’’ dia vertical bore well so as to have a finished size of 8’’ dia bore well in boulder area to any required depth as decided by the TWAD Borad officers including Transportation form one place to another place etc., complete.

Supply and Delivery of 200 mm Dia of Plain and Slotted PVC Casing Pipe of plain and slot including all cost and conveyance with labour charges for erection etc Complete. 200mm dia Plain PVC casing pipe(CS)

200mm dia Slotted PVC casing pipe(RS)

Reaming 200 mm dia pilot bore to 350mm dia bore as directed by the TWAD Board Officer Upto 60 m depth ending below ground level

Labour charges for inserting casing pipes assembly (With slot or without slot) in the drilled hole including welding the joint etc., complete and supplying and packing the annular space with pebbles of size and quality as approved by the Executive Engineer

Charges for developing the Borewell with air compressor of 600 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.

Conducting Electrical Logging Test including all charges etc., complete with as per standards

Suplying of Pipe materials for Water Supply etc., Complete As Follows etc. 75 mm HDPE hose

75 mm ss Collar

75 mm MS Clampset

75 mm Flange set

Wooden EB Box

10 HP Starter

63 A Main switch

100 Amps FuseCarrier

Bore cover

4 Sqmm core Cable

7/20 GI Pipe (3.00 m)

Tube Light Fittings

LED Light Fittings

PVC insulation Tape (16.05 m)

GI Pipe L (80 mm)

GI Nipple 80 mm

GI Pipe 80 mm (1.00 m)

Supply and delivery of submersible motor and pumpset in the duty of 30 lpmx 100 m head of isi of approved company with isi make is 8034, 2.00 HP motor including cost and conveyance and all labour charges and all other incidental chargesVAT taxes etcand minimum one year guarantee . Complete as per standard specification.

Labour charges for errection Submersible pumpset in borewel including fixing and jointing cables with proper clamps upto starter to required depth valves errection pressure gauges upto the exterior wall of pump room and errection of panel borad with

Supply and run of 4 X 6 sq.mm (84/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V grade on 7/20 Gl bearer wire for service connection mains etc, complete as per standard specifications.SD 68

Supply and fixing of TNEB Board suitable for 3 Phases 63A service connection made up of suitable angle iron frame work of size 2 feet x 1 1/2 feet using angle iron of size 1 1/2" x 1 1/2" x 1/4" rigidly fixed on wall covered with hylem sheet of size 2 feet x 1/2 feet of 6mm thickness with necessary bolts and nuts supports and supply and fixing of 3 Nos 63A fuse units(500V) 1 No. Neutral link, copper earth flat of size 1" x 1/4" with inter connection of EB meter to fuse units by 7/16 PVC insulated copper wire with earth connection complete.SD 129

Earthing as per P.W.D. standard with an earth electrode of 2Mtr. Class 'B' GI pipe of dia not less than 32mm complete with necessary masonry work. etc, complete as per standard specifications SD 234

Protection arrangement to Bore well as per Board Circular No.F.ADD/AE2 (R) Kanchi/2002 /date 3.5.2002.

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Plain Cement Concrete 1:3:6 (one cement, three crushed Stone Sand (M- Sand) and six coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - 10 m 2 (P & D)Data 38

Plain Cement Concrete 1:1.5:3 (One part of Cement, one and half part of Crushed Sand (M- Sand), three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Boring, providing and installing bored castin - Situ reinforcement cement concrete pile of specified diameter and length below the pile cap in cement concrete 1:1.5:3 (1 cement, 1.5 coarse sand, & 3 graded stone aggregate of 20 nominal size) to carry a safe working load not less than specified excluding the cost of steel reinforcement but including Bentonite solution mechinery & labour charges etc, all complete. (Length of pile for payment shall be measured from bottom of pile to the bottom of pile cap).Length

Plain Cement concrete 1:4:8 (one cement, four sand, eight aggregate) using 40mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted,etc., complete complying with standard specfication.

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers -

Supply and fabrication of steel required for all RCC items of works involved in the schedule, cost of steel at site fabrication, labour charges for cleaning the rods straightening, cutting, bending, tying grills, including overlapping to the required length whenever necessary and placing the reinforcement in position as as per design given and specified in the drawings, including cost of binding wire, provision of spacer bars, cover blocks and all other incidental charges etc complete as per standard specification

RAMACHANDRAN CONTRACTOR