Construction of Urban piped water supply schemes with HYTW, electric driven motor pumps, 8m RCC staging, distribution network, FHTCs etc. with O&M for five years including electric charges in Nagar Nigam Madhubani Ward No 11C (Brahm Sthan) .

Boring/drilling bore well of required dia for casing/strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer -in-charge, upto 90 metre depth below ground level. (All types of soil)

(a) 350mm dia bore from G.L. to 30.0M

(b) 300mm dia bore from 30.0 m to 60.0M

(c) 300mm dia bore from 60M to 90.0M

(d) 300mm dia bore from 90.0M to 150.0M

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC (UPVC) medium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer -in-charge.

(a) 150 mm nominal size dia

(b) 100 mm nominal size dia

Supplying, assembling, lowering and fixing in vertical position in bore well unplasticized PVC (UPVC) medium well screen (RMS) pipes with ribs, conforming to IS: 12818, including hire & labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer-in-charge.

100 mm nominal size dia

Supplying the following fittings & fixing the same in position as per approved lowering assembly and strata chart including providing all equipments and welding the same on process of lowering the assay etc. all complete as per S/D of E/I.

(a) 150 mm dia well cap

(b) 150 mm dia M.S. Clamp 1.6 M long (one Pair)

(c) 150 mm dia center guide

(d) 100 mm dia center guide

(e) 150 mm x 100 mm dia 6mm wall thickness MS reducer

(f) 100mm dia & 6mm thick M.S. well shoe plug

Carriage of Pea Gravel from Dalbhumigarh to Patna (taken av distance 395+ 5km.) {8/5 (395 x 9.40+ 5 X 22.80) + 192.90}*.01

Transportation of drilling plants, developing equipments & all other required tools and M/c by and suitable mechanical means including all cost of loading, unloading, placing at work site and back after completion of work as per S/D of E/I

Supplying all materials and labours for arrangement for additional water required during the drilling period for 70 Hrs & site clearance & leveling etc. And providing the soap duster etc. to staff engaged in drilling etc. all complete work as per specification & direction of E.I.

analysis of t/w chember

Supplying materials, labours and constructing chamber of following dimension having 250mm thick wall in C.M. (1:4) including 12mm C.P. (1 :3) with punning inside, R.C.C. cover slab with C.I. Surface box, 20mm dia foot rest at 150mm interval 10mm dia lifting ring etc. all complete.

Earth work in excavation

Sand filling

Brick flat soling

P.C.C. (1 :2:4) in foundation

Brick work in (1:4) C.M.

R.C.C. Cover slab(1 :1.5:3)

shuttering

C.P. (1:3) with 5% Cico neat cement Internal face

Bed surface

total

C.P. (1 :4) out side of wall

8mm dia T.S. Rod

Lifting Ring of 10mm dia rod

Carriage of materials 5%

WATER SUPPLY DISTRIBUTION SYSTEM

Earthwork in excavation over areas (exceeding 30 cm in depth 1.5 in width as well as 10 sqm on plan) including disposal of excavated earth lead upto 50m and lift upto 1.5m, disposal earth to be levelled and neatly dressed.

90mm dia Pipe

75mm dia Pipe

63mm dia Pipe

Add 5% extra for fittings =

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc.

Providing and laying High Density Polyethyene pipe (HDPE pipe) of 20 mm to 225 mm OD and pressure 6.0 Kg/cm2 and 10 Kg/cm2 sutable for water supply which is available in all standard, like ISI-4984/1995 and various grades like PE-80, PE-100 including required specials. Rates are inclusive of , all taxes and duties (Exise duty @12.50% & CST @ 2% against Form 'C'), labour cess, contractor profit and overhead charges all complete as per direction of Engineer-in-charge.

90mm dia Pipe

75mm dia Pipe

63mm dia Pipe

Providing all materials labours tools, fittings, specials and tackles for fitting, jointing and connecting HDPE pipes.

5% of the cost of HDPE Pipe

Providing and fixing brass gate valve with C.I. wheel of approved quality (screwed end).

80mm dia Pipe

65mm dia Pipe

50mm dia Pipe

40mm dia Pipe

Constructing masonry Chamber 60x60x75 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve,with C.I. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) , necessary excavation, foundation concrete 1:5:10(1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominalsize) and inside plastering with cement mortar 1:3 (1 cement : 3coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard specifications & direction of E/I.

Work for additional depth

Brick work (1:4) in foundation

Plaster (1:3)

Carriage 10% of item 5

Providing and fixing MS clamp consisting of 32mm x 5mm thick two no. rings spaced suitably distance apart around the tank and six nos. L type flats suitably connected with the rings and the other leg suitably connected with the top of the steel structure as per dirction of E/I.

Supplying all materials labours & fixing 50 mm dia G.I. Pipe for using as filling station etc. all as per S/D of E/I.

Providing and fixing G.I. fittings

80mm x 80mm x 50mm dia Tee

50mm dia Bend

Providing and faying cement concreate in kerbs, steps and the like at or near ground level excluding the cost of centring, shuttering and finishing.

1:2:4 (1Cement :2coarse sand :4grade stone aggregate 20 mm nominal size)

0.15m x 0.40m x .40m =

3.0m x 0.25m x .25m =

Carriage 10% of item 8C & D

Providing and fixing PTMT extension nipple for water tank pipe, fittings of approved quality and colour.

50mm dia

65mm dia

80mm dia

Model estimate for supply, installation & commissioning of single phase 3 H.P submersible motor pump set with all accessories including extension of L.T. line from nearest source up-to pumping station.

Supply Installation, commissioning and testing of single phase 3 H.P. submersible pump set having discharging capacity 3.35 lps at a total head of 35 meter(approx) of KSB/ Kirloskar or equivalent make with all accessories & fittings etc including loading unloading and transportation of the pump set to the work site with all required labour, materials, tools and tackles installation, testing & commissioning as per standards specifications and direction of E/I.

Supply Installation, commissioning and testing of floor mounted outdoor type L.T feeder pillar single phase starter controll pannel operated on 220 V, 3 phase , 50 c/s for 3 HP Submersible pump set made of MS sheet (minimum 2 mm thick) duly spray power coated painting with following accessories made of M.S sheet (minimum 2mm thick) duly spray powder coated painting with following accessories

(i) 90-220 V range single phase7. 5 KVA automatic voltage stabilizer make- Sen & Pandit/ Vertex/ISI marked If any. 1 No.

(ii) Suitable single phase starter control panel for above motor of BCH /L&Tmake – 1(one) no.

Supplying & fitting 2.5 mm2 copper service cable from power point from nearest source up-to pumping station..

Providing all materials and labour required for doing earthing station with G.I earth pipe of 40 mm dia x 4.5 mtrs 20fts. long G.I pipe including accessories excavation of earth , providing masonry enclosure with cover plate having locking arrangement and watering pipe etc.with salt, charcoal,etc.as per IE & IS specification.

ADD GST 12%

Estimate for the work -House service connection

Construction of RCC Stagging

Providing railing at the top with 25mm GI Pipe

Providing lighting arrangement both inside and outside the Pump House including fitting and fixing two numbers tube lights inside the pump house and one number of vapour halogen light outside with all necessary electrical power wiring with suitable PVC sheathed copper conductor of ISI mar as per direction of E/I

Carriage

Bricks

K.Sand

S.chips

L.sand

Providing cost of electronically regulated Doser type chlorinator using sodium Hypo Chlorite (Naocl) and installation including all question necessary fittings and connection as required and carriage cost etc all complete as per direction of E/I

Total

ADD GST 18% INSTEAD OF 12% GST

Operation and maintance cost

Cost of energy chages

Total