CONSTRUCTION OF SEPTIC TANK, Bore Well and PROVISION OF ELECTRIFICATION FOR PRIMARY HEALTH CENTRE AT THIRUPAYATHANGUDI PANCHAYAT

CONSTRUCTION OF SEPTIC TANK, Bore Well and PROVISION OF ELECTRIFICATION FOR PRIMARY HEALTH CENTRE AT THIRUPAYATHANGUDI PANCHAYAT

ELECTRICAL WORKS

Supply and fixng of TNEB meter board suitable for 3 phase 200A service connection made up of suitable angle iron frame work of size 3 feet x 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 3 feet x 2 feet of 12mm thickness with necessary bolts and nuts supports and supply and fixing of 3 Nos. 200A 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 19/16 PVC insulated copper wire with earth connection complete SD 131

Supply and fixing 16amps DP switch with metal clad(side handle) of 500 V with F & N on suitable teak wood Board of size 30cmx20cmx6 cm including necessary internal conection,earth connection etc.,complete (SD 142)

Supply an fixing o 6way SPDB of 16A /way with 16ADP switch with metal clad of 500V with fuse and neutral (sidehandle) on suitable angle iron frame work with trunking box MS cableen try box with PWD earthing (SD 153)

Supply and run off 2 of 4 sqmm PVC insulated single core unsheathed copper conductor cable of 1100 V grade with ISI mark confirming to IS:694/1990 with continious earth connection by means of 1.50 sqmm PVC insulated single core unsheathed copper conductor cable confirming to IS:694/1990 in suitable PVC rigid pipe 1.8mm thick concealed in wall for mains including the cost of PVC pipes and specials, cables, cement, brass screws, T.W plugs, saddles and labour etc., complete in all respects as directed by the departemental officers. (derived from SD 57)

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated unsheathed SC copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessoires with TW switch box and 5A FT switch in flush with wall with 3mm thick hylum sheet cover for making good of the concealed portion with suitable colour for PVC concealed fan point (for electronic regulator) SD 24

MCB DISTRIBUTION BOARD

4 ways 3 phase DB No. of ways incomer MCB / Isolator - 4 No. of ways incomer ELCB / RCD - 4 No. of outgoings ways - 12 PWD SOR 2021-22 Pg.no. 136 Sl.No. 16.1.a

Supply and fixing of 8 way single pole and neutral MCB sheet steel enclosure distribution board with doubledoor (metal) 1 No. 32A DP MCB as incoming and 6 Nos. 6A to 32A SPMCB outgoing in flush with wall andmaking good of the concealed portion with earth connection only. The MCB DB and MCB's should be with ISImark (like standard make) (SD167)

Supply and fixing of 32A TPNMC switch with suitable angle iron frame work with MS cable entry boxes with earth connection only (SD164)

CABLE & END TERMINATION

SERVICE CONNECTION ACCESSORIES L.T. 1100V PVC ALUMINIUM ARMOURED UNDER GROUND CABLE WITH ISI MARK.

4 Core 16 sq.mm. PVC Armoured UG Cable (SD 203)

4 Core 10 sq.mm. PVC Armoured UG Cable (SD202)

Supply and fixing of brass cable gland for 4 x 25 sq.mm. PVC LTUG aluminium armoured cable with earth connection. (SD185)

Supply and fixing of brass cable gland for 3-1/2 x 25 sq.mm. PVC LTUG aluminium armoured cable with earth connection (SD186)

WIRING

Wiring with 2x1.5sqmm PVC insulated single core unsheathed copper conductor cable of 1100V grade with ISI mark confirming to IS: 694/1990 in suitable PVC rigid pipe of 1.8mm thick with ISI mark concealed in wall and ceiling with PVC accessories in flush with wall including the cost of cable, pvc pipe and specials, ceiling rose, flush type 5ams SP mark switch, PVC junction box, 16gauge MS switch box 100mm x 100mm x 75mm covered by laminated hylem sheet 3mm thick, cement, labour and making good of concealed portion with suitable colour for concealed PVC LIGHT point. (SD 24)

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessoires in flush with wall with 3mm thick hylum sheet cover with TW switch box and 5A FT switch and making good of the concealed portion with suitable colour for PVC concealed light (6 points per coil) (for rooms like bath, toilet & pumproom, etc.)(SD 26)

Wiring with 3 x 1.5 sq.mm. (22 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch (two way) with painting of suitable colour with continuous earth wire connection of 14 SWG TC wire for open PVC straircase light point (SD 27)

Supply and fixing of 5A / 15 A 5 Pin combined flush type wall socket with 15A flush type switch concealed in suitable MS Box in flush with wall and covered with 3 mm thick hylem sheet(SD 138)

EARTHING

Earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements withnecessary masonry work and with 38mm RCC cover slab for the brick masonry (SD233)

Supply and run of 1 of No.8 SWG GI wire for earth connection (SD74)

Supply and fixing of 4' Crystal glass 18W Square type resessed fiiitng (Philips/Havells) complete with T.W round blocks on wall or ceiling with flu tube with PVC unsheather copper leads from terminals to the filling (SI NO : 16) ELECTRICAL SOR

Supply and fixing of single box type 4'36W fluorescent fitting complete with electronic ballast with TW roundblocks on wall or ceiling with flu tube with PVC unsheathed Copper leads from terminals to the fitting (SD87)

Supply and fixing of WT bulk head fitting with guard (Philips / Bajaj / Crompton / K-Lite) suitable for 11W CFL (SD83)

Supply and fixing of 1400 mm (56") sweep AC ceiling fan complete with stepped electronic regulator with 300 mm down rod on the existing clamp (SD 111)

Supply and fixing of 5A / 15A 5 pin combined flush type wall socket with 15A flush type switch on suitable TW Box (SD 136)

UNDER GROUND SEPTIC TANK

Earthwork for foundations and depositing on bank with initial lead of 10 Mt. and initial lift of 2 Mt. in sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth.

Supplying and filling in foundation and basement with M sand in layers of not more than 10cm thick well watered, rammed and consolidated etc., complete as per standard specification.

Laying the Plain Cement concrete 1:4:8(One cement four sand and eight broken Machine crushed stone jelly) using HBG Machine creased Machine crushed stone jelly of size 40mm gauge for founding and basement including de- watering if found necessary and laid in layers of not more than 15cms thick etc., complete complying with standard specification and as directed by the departmental officers. The rates inclusive of Centering , shuttering, strutting, propping,removal of form work if it is required and all leads ,lifts and curing etc..

Supplying and Erecting centering for sides and soffits including necessary supports and strutting up to 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at about 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specification. (Payment for centering shall be given after the concrete is laid)

Brick work in following Cement Mortar using best quality of Country Bricks of size 8-3/4" x 4-1/4" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifiction.

REINFORCED CEMENT CONCRETE 1:1.5:3 mix using 20mm machine crushed 20mm gauge hard broken granite stone jelly for all reinforced cement concrete works connected to this work excluding cenetering, shuttering and cost of reinforcement grills placed in position, but including laying, vibrating, curing and finishing, fixing fan clamps in the RCC floor and roof slab works wherever necessary and bearing surfaces of the wall at the sides and bottom of the slab, beams shall be finished smooth with cement mortar 1:3 (One cement and three sand ) and Kraft paper laid without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers.

Providing & applying 12 mm thick cement plaster in CM 1:5 (1 part of cement: 5 parts of sand) to walls internally and externally in single coat at all levels to correct line and level including chicken wire mesh at all joints of brick and concrete surfaces with minimum overlap of 150 mm in all directions, scaffolding, rounding off or champhering of corners, offsets, fin/ bands, projections, etc. and cleaning of surface, raking out joints, roughening of surface, chiseling the undulated surface wherever necessary and curing, etc., all materials and labour complete in all respects including all lead, lift and descent and as directed.

Supplying and fixing in position C.I.Manhole covers (heavy duty) mof various sizes of best approved quality and as per standard specificationsetc., complete.0.6X0.6M Size etc., complete.

Providing, machine mixing and laying on the P.C.C/ R.C.C. surface in approved panels of 25 mm thick granolithic flooring in cement concrete mix of 1:2:4 (1 Cement: 2 Sand: 4 Aggregate 10 to 12 mm thick) well vibrated,compacted including 45 X 3 mm glass dividing strip, fixed to correct level and finished smooth and cured by keeping surfaces well-covered and protected against excess of an type. (The contractor to provide for preparation of surface by cleaning, hacking and exposing aggregate to achieve the best bond and any curling, lifting or beybonding noticed shall be rectified by the contractor at his cost).

Supplying, fabricating and placing in position mild steel/Ribbed tor steel rods for all RCC works including cost of steel and binding wire also in all floors, complete complying with standard specfication.

Inner Wall Tiles

Provision for Bore well

Drilling of borewells of size 4" to 5" dia. in Sedimentaryformation using hand boresets including insertion of casing pipes and removal of casing pipes etc., includingsupplying and packing of pebbles and conveyance of hand Boreset including loading and unloading

Reaming from 300 mm dia pilot borewell to 400/450mm dia (TWD SOR 20-21 P298)

Labour charges for inserting 110mm PVC casing pipe assembly (TWD SOR 20-21 P40)

Charges for developing the borewell with air compressor of 300 CFM capacity (Minimum 8 Hours) including transportation labour and One hour fuel charges for compressor as directed by TWAD Board Officers and conducting yield test by ‘V’ notch method. (TWD SOR 20-21 P302)

Supply and delivery of 150mm OD PVC plain casing pipe CS - Casing Shallow depth up to 80m (TWD SOR 20-21 P17)

Supply and delivery of 50mm UPVC pipe (TWD SOR 20-21 P19)

Supply and delivery of 150mm OD PVC Threaded end cap (TWD SOR 20-21 P22)

Supply and delivery of clear water vertical wet type submersible pump conforming toIS 8034/2002 and as amended thereafter and BEE 3 Star Rated capable ofdischarging noted LPM against head of water column due to all causes. The pumpshall be with stainless steel shaft and dynamically balanced bronze or Cast SSimpeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. Thepump shall be directly coupled to a continuos rated two pole suitable wet typevertical squirrel cage induction motor suitable for operation in AC single phase 230V+/- 10 %,50 HZ +/-5 %.

Supply and delivery of 4 core 6 sq.mm. PVC Armoured UG Cable submersible cable for pumpset erection etc complete (TWD SOR 20-21 P190)

Bore Cover

Labour Charges for erection of Horizontal shaft, centrifugal pumpset (Coupled/Monoblock) in bore well/Open well including fixing of suction pipe and foot valve upto a maximum depth of 7 metres and delivery pipes to the required length with valves, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPIC switches starter, Voltmeter, Ammeter, Capacitor single phasing preventor and laying and jointing the cables and twin earthing as per IE rules including providing bed blocks etc., complete and perating the pumps and trial run for 10 days including signing of Upto 3 HP (TWD SOR 20-21 P 271 )

Supply and delivery of G.M. Gate valves 65mm (TWD SOR 20-21 P41)

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}