REPAIR MAINT OF WATER SUPPLY LINES INCL RAISING MAINS DELIVERY LINES VALVES CUM VALVE CHAMBERS INCL REPAIR MAINT OF PUMPS STARTERS SUBMERSIBLE PUMP SEWAGE PUMP CLEANING OF UG SUMP AND OHTS AT SOUTH AND NORTH SIDE RUNWAY UNDER AGE EM I OF GE NW VASCO

Amount

Excavation in trenches not exceeding 1.5 Mtr wide and n.exc 1.5 Mtr in depth in hard/dense soil getting out and leveling of bottom surface to required level for removing of old pipes or laying of pipeline all as specified.

Excavation in trenches not exceeding 1.5 Mtr wide and n.exc 1.5 Mtr in depth in soft/disintegrated rock getting out and leveling of bottom surface to required level for removing of old pipes/ laying of pipeline all as specified.

Excavation in trenches in road cutting/ hard rock and not exceeding 1.5 Mtr wide and n.exc 1.5 Mtr in depth for taking out old pipe/laying of new pipe including making good the disturbed surface of road with same finish to match the original finish all as specified.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in hard/dense soil all as specified.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in soft/disintegrated rock all as specified.

Removing excavated material of any type of soil/soft rock from site to a distance not exceeding 50 Mtr away and depositing where directed not exceeding 1.5 Mtr above the starting point all as directed.

Taking down/out GI/MS/CPVC tubing and connection of the following size and removing or setting aside serviceable pipes for refixing including disconnection of fittings etc all as specified of the following sizes

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

Relaying in trenches / refixing on wall/ceiling after repairing/cleaning thoroughly by using steel rod / splitted bamboos complete GI / MS / CPVC tubing’s of any grade in old or new positions obtained from item No. 7.01 to 7.06 above including all fittings complete of the following sizes

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

Supply & laying GI Tube medium grade with all fitting laid in trenches complete of the following size:-

80 mm bore size

50 mm bore size

40 mm bore size

25 mm bore size

20 mm bore size

15 mm bore size

All as per item No. 8 but fixed to wall / Ceiling or laid on floor of the following sizes :-

80 mm bore size

50 mm bore size

40 mm bore size

25 mm bore size

20 mm bore size

15 mm bore size

Supplying and laying in trenches CPVC Tubings SDR 13.5 pipes & plain CPVC SDR 11 fittings with all fitting and fixtures laid in trenches complete all as specified and directed of the following sizes :-

50 mm bore

40 mm bore

25 mm bore

Supplying and fixing in wall / ceiling CPVC Tubing’s SDR 13.5 pipes & plain CPVC SDR 11 fittings with all fitting and fixtures fixed on wall / ceiling or laid in floor complete all as specified and directed of the following sizes :-

50 mm bore

40 mm bore`

25 mm bore

20 mm bore

15 mm bore

Supplying and fixing CPVC Ball valve with all fitting and fixtures complete all as specified and directed of the following sizes

20 mm bore

25 mm bore

Taking up old cast iron water mains (including all fittings), with spigot and socket ends and lead joints including burning out joints and recovering lead, complete all as specified and as directed by Engineer-in-charge, of the following sizes :-

Re-laying in trenches cast iron pipe with socket and spigot ends complete with all fittings after cleaning thoroughly and removal of all blockages by using splitted bamboos / steel rod effectively (pipe taken out/obtained from item No. 14.01 to 14.04 here as above) complete all as following size as specified and directed by Engineer-in-Charge. (Note- Rubber gasket joints / run lead joints and CI specials / fittings shall be measured and paid separately)

M & L Ductile iron pipes with spigot and socket ends centrifugally class 'B' in any length, laid in trenches complete for the following sizes :- Note:- Excavation & earth work Run lead joint not included in the unit rate material same will be priced and measured & paid separately under relevant item of the Sec 'A'

200 mm bore size

150 mm bore size

100 mm bore size

80 mm bore size

Cutting old cast iron pipes only and reducing to required length, before laying in position, for insertion of new tees, branches, etc for repair works, complete all as specified and directed by the Engineer-in-Charge, suitable for the following bore of pipes :-

200 mm bore

Material and Labour for lead wool joints suitable for CI spigot & socket pipes and fittings and caulking the joints properly for avoiding leakage etc suitable for the following bore of pipe, complete all as specified and directed by the Engineer-in-Charge, for the following sizes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Material and labour for Rubber Gasket Joint including jointing materials, for spigot and socket cast iron pipes and fittings, complete all as specified and directed by the Engineer-in-Charge, for the following sizes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Cutting existing Galvanized iron steel tubing for alterations or additions (each cut measured), complete all as specified and directed by the Engineer-in-Charge, suitable for the following bore of pipes :-

15 mm bore

20 mm bore

25 mm bore

40 or 50 mm bore

Supply and fix in repairs Gun-metal gate valves(i.e. taking out old unserviceable gate valves, opening carefully screwed both ends from iron pipes and removal from site) with iron wheel head, screwed both ends for iron pipe, ISI Marked, as per IS:778, complete all as specified and directed by the Engineer-in-Charge, of following sizes :-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Supply and fixing, jointing and testing of cast iron sluice valve ISI mark (PN-1.6) confirming to IS 14846-2000, flanged ends drilled having stainless steel/brass spindle with cast iron wheel at top complete with nuts, bolts, washers and gaskets complete all as specified. for the following sizes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

M&L for fixing in repairs CI specials such as Cast Iron bends (any type, radius and angle), tapers ( any type I.e. straight, bend, increasing or decreasing or double socket etc) Tee pieces single branch, 'Y' junction, double branch, cross, collar, caps, connecting pieces up to 200 mm dia.

Opening stuffing box of sluice valve and S&F in repair of U/S parts i.e. Stainless steel spindle , check nut fabricated out of superior quality all as per sample as required at site including replacement of unserviceable bolts, nuts & washers suitable for following size of sluice valves:-

Bore of pipe 200mm

Bore of pipe 150 mm

Bore of 100 mm pipe

Bore of 80 mm pipe

Supply & fixing in repairs PVC low pressure float valve accessories complete with epoxy coated aluminium rod and H.D ball of following sizes:-

20 mm bore size

25 mm bore size

Supply and fix in repairs brass foot valve screwed / flagged type suitable for GI/CI pipe complete all as specified and directed for the following sizes:-

40 mm size

65 mm size

Supply and fix in repairs CI foot valve screwed / flagged type suitable for GI/CI pipe complete all as specified and directed for the following sizes:-

80 mm size

100 mm size

Cleaning the vegetation including grass, bushes, small trees and all vegetation growth complete including digging out the root of bushes and small trees around the E/M installation/sump/OH reservoir, valve chamber, including chamber etc filling the rough holes with earth and leveling the surfaces by removing all debris to a distance n.exc 50m complete all as specified and directed. Note:- Each cleaning will be measured and paid separately.

Supply and fix CI Swing type Non return Valve as per IS 5312 (Part 1&2) PN 1.6 CI Body Door/Bronze of 80mm size complete all as specified and directed.

Supply and fix Brass Swing type Non return Valve including union, nipple of following sizes.

80 mm bore size

50 mm bore size

40 mm bore size

S& F in repairs rolled Mild steel plates of FE 410 -10(Gde-E 250)(Plain) thickness not less than 5mm (UG Sump chamber cover) A grade as required size including cover welded around with MS flat iron of required size with locking arrangements including painting with two coats of synthetic enamel paint over a coat red oxide primer.

M&L for bacteriological and chemical analysis of water sample of bore well water at Director Of Health Services, Environmental And Pollution Control Wing, Panaji- Goa Note:- (a) The water sample should be carried in sterilized bottle / water can which will be issued by Director Of Health Services, Environmental And Pollution Control Wing, Panaji-Goa (b) The rate quoted shall be deemed to include transportation cost & cost of sterilized bottle

M&L brick/ stone work with burnt bricks / stone best quality locally available old size laid straight or curved on plan to any radius built in cement mortar 1:4 for e/m installation / valve chamber complete all as directed including dismantling old disturbed surfaces

M &L rendering in 10mm thick on fair faces of brick/ stone work in cement mortar 1:4 and finish the surface fair and even complete all as directed.

M & L for PCC 1:3:6 type C-1 using 20 mm graded stone aggregate including use and waste of form work / using as coping / any description all as directed.

M & L for PCC 1:4:8 type D2 for filling and mass concrete using 40 mm graded stone aggregate for foundation and surface work.

M & L for preparation of old painted surface by removing oil dirt, rust and scraping etc and applying one coat of synthetic enamel paint manually with Black / blue colour painting of Main Header of 400 mm dia and 06 mtr long including end plates and its sluice Valves installed at Hansa Vihar, 33KV Pump House and SH Simulator near OH tanks complete all as directed.

Supply and fixing aviation obstruction light on top of Overhead Tanks / Building yellow painted die-cast aluminium alloy husing Integral LED aviation light including giving electric connection and testing complete all as specified and directed.

M & L in repair Cast iron detachable joint (CID) suitable for the following sizes of CI pipes:-

200 mm dia bore CI pipe

150 mm dia bore CI pipe

100 mm dia bore CI pipe

80 mm dia bore CI pipe

Supply and fix in repair HDPE grade 40 mm (required for column pipe in submersible pump) including required accessories etc. complete as specified and directed. Note:- Taking down of submersible motor with pump along with old damaged pipe are included in the quoted rate.

Supply and fix in repair HDPE grade 50 mm (required for column pipe in submersible pump) including required accessories etc. complete as specified and directed. Note:- Taking down of submersible motor with pump along with old damaged pipe are included in the quoted rate

Supply and fix in repair Galvanised steel tubes heavy grade 50 mm (required for column pipe in submersible pump) including required accessories etc. complete as specified and directed. Note:- Taking down of submersible motor with pump along with old damaged pipe are included in the quoted rate.

Supply only calcium based, high strength chlorination chemical for water disinfectant in granular form in factory sealed HDPE container (40 to 50 Kg each), chlorine concentration level 65-70% and delivered at store yard of AGE E/M-I OF GE(NW) Vasco. Note:- (a) Stability: Projected shelf life of chlorination chemical must be one year with minimum loss of chlorine. (b) Operational Considerations: Must be safe to use in terms of level of insoluble components. There must be no risks relating to encrustations in equipment and pipe lines, no sludge generation, no hard water scaling in supply water. (c) Operator health consideration: Chlorination chemical must contain acceptable levels of granular size to avoid risks to operators from health safety point of view. (Contd:- Sr No. 43.01)

(d) The brand and make of the chlorination chemical must be stated and certified by all India Institute of Hygienic & Public Health not earlier than 2008, confirming compliance to all the above specifications with a declaration from the laboratory that from the technical strength, stability, health safety and operational point of view as well as the fact that this product is used for drinking water applications for consumption by humans. The brand and make of calcium based granular chlorination chemical must be suitable for drinking water chlorination and is recommended for use.

Cleaning of underground water storage sump of capacity 50,000 gallons capacity having one compartment by following process as under:- (a) Dewatering the tank/sump with including all dirt dust and mud. (b) Desalting and removal of dirty water and sludge with wire brush inside wall and floor surfaces to remove impurities. (c) Cleaning of walls, ceiling and bottom of tank by high pressure water jet and bleaching powder. (d) Removing mud / impure material to a distance 10m away from sump. (e) Writing capacity and date of cleaning (Cleaned on___) with white and black enameled paint.

All as per serial item No.44 here-in-before but capacity 15,000 to 20,000 gallons

All as per serial item No.44 here-in-before but capacity 10,000 gallons

All as per serial item No.44 here-in-before but capacity 5,000 gallons

All as per serial item No. 44 above but over head water tank of upto 18 mtr of staging (Height of OH Tank) of capacity 40,000 to 50,000 gallons

Disconnecting all electric / water supply connection from the mono block / centrifugal pump set of any make/model electric driven AC Single / 3 phase, 220 /415 Volts of any make / model from any installation, transporting to workshop dismantling, removing the burnt out windings, cleaning the stator slots and rewinding with super enameled copper wire of suitable gauge, insulating, proper heat varnishing, returned from work shop and re-installation at same position including commissioning and testing complete all as specified for the following capacity pumps.

For Motor capacity 1 to 2 HP

For Motor capacity 3 to 7.5 HP

For Motor capacity 10 to 15 HP

For Motor capaciy 30 to 40 HP

Repair overhauling of mono block pump set up to 2 to 5 HP by replacing worn out gland packing, gasket, bearing bushes, Scraping out of pump casing, bolts, nuts, washers etc, cleaning greasing tightening of bolts, nuts including painting with one coat of synthetic enameled paint to pump only, Re-installation including alignment with motor, testing and all as specified and directed by Engineer in Charge.

Ditto all as per item No 50 here in before but of capacity above 5 HP and upto 15 HP

Ditto all as per item No 50 here in before but of capacity 30 HP to 40 HP

Taking out carefully GI column pipe/HDPE pipe of any size/type and upto depth of 190 mtr ( or depth is taken as site ) along with motor and laying of column pipe at same location as existing after repairs of bore wells motor and pumps complete all as specified and directed by engr-in-charge. Note:- (a) Necessary repairs and spares of bore well motors , pump are measured and paid separately under relevant items

Taking down carefully the existing Unserviceable submersible pump set of any capacity / type along with Column pipe and Elect cable from the bore well by disconnecting all in-coming and outgoing water and elect connections of approx depth 150 mtr, pouring of concentrate Hydro choric acid of 35 ltrs into the bore well bottom by using pipe upto to 150 mtr depth (i.e. upto bottom), keeping the bore hole for 24 hrs for idle, flushing out the bore hole by using high pressure compressor air / back washing for a period of 2 hours or upto the time all sludge is flushed out till clear water is obtained, conducting yield test with "V" notch method and Re - installation of submersible pumps sets along with column pipe with fittings and Elect cables etc in the bore well all as directed by Engineer in Charge. (Contd:- Sr No. 54.01)

Note:- 1. The quoted rates shall be deemed to include the cost of any machinery / materials / man powers required for the complete flushing out of bore well 2. New items will be measured and paid separately under relevant item of this schedule). 3. Rewinding of submersible pump will be measured and paid separately. 4. Taking out complete column pipe along with motor are measured and paid separately under relevant item only.

M & L for servicing of submersible pumps of capacity 5 to 7.5 HP of any make including replacing of bushes, etc of brass impeller glands, worn out gaskets etc complete including testing all as directed.

M & L for rewinding of submersible motor of any make / model of Capacity 3 HP to 7.5 HP with super enameled copper wire of class F of standard specification with standard insulation material complete all as directed.

S & F Fully automatic star delta starter in sheet steel enclosure for 15 HP motor of relay range 9 - 15 Amp, complete all as specified and as per the directions of Engineer-in-charge.

S & F Submersible pump starter in sheet enclosure with protection from single phasing / overload conditions / phase reversal / phase unbalance, 6-10 HP, relay range13-21 Amp, DOL starter complete all as specified and as per the directions of Engineer-in-charge.

S & F Single Phase DOL starter in SS enclosure of 1.5 HP of relay range: 10.5 to 17.5 Amps complete all as specified and as per the directions of Engineer-in-charge.

S & F three Phase DOL starter in SS enclosure suitable for 7.5 HP motor of relay range: 13 to 22 Amps complete all as specified and as per the directions of Engineer-in-charge.

Supply and fix in repair flat 2.5 sqmm, 3 core PVC insulated and PVC Flat sheathed industrial cable for submersible pump motor, 1100 volts confirming to IS: 694

Supply and fix in repair flat 4 sqmm, 3 core PVC insulated and PVC Flat sheathed industrial cable for submersible pump motor, 1100 volts confirming to IS: 694

Construction of valve pit brick masonry ,internal size 600x600x600 mm (from top of PCC to bottom of cover ) including excavation in any type of soil returning, filling around foundation are removal of surplus soil to a distance not exceeding 50 mtr PCC 1:4:8 type D2 in foundation brick work in cement mortar 1:6 ,10 mm thick plaster in cement mortar 1:4 to internal surface covered pit with MS sheet cover 3 mm thick with locking arrangement handle fixing arrangement and painting with oil paint two coat over a coat of red oxide primer all as specified and directed.

M&L for construction of valve pit brick masonry ,internal size not less than (900x900x900 mm) (from top of PCC to bottom of cover ) including excavation in any type of soil returning, filling around foundation are removal of surplus soil to a distance not exceeding 50 mtr PCC 1:4:8 type D2 in foundation brick work in cement mortar 1:6 ,10 mm thick plaster in cement mortar 1:4 to internal surface covered pit with MS sheet cover 3 mm thick with locking arrangement handle fixing arrangement and painting with oil paint two coat over a coat of red oxide primer all as specified and directed

M & L for painting of valve chamber of size 60x60x60cm (internal dimension) with two coats of antifungal paint inside and outside of chamber and chamber cover with two coats of synthetic enamel paint over one coat of red oxide primer and removing small bushes and grass inside & outside of valve chamber all as specified and directed

All as per item No 65 but of size 90x90x75 cm (internal dimension)

All as per item No 65 but of size 120x120x90 cm (internal dimension)

S & F in repairs wire netting of stainless steel wire 1.4 mm dia fixed with tinned tacks of stainless steel wire staples for covering UG sump air vent as specified and directed

M&L for painting of existing Steel/RCC surface with two coat of Black/Blue colour synthetic enameled paint over one coat of red oxide primer including preparation of surfaces over 10 cm width or girth.

M&L for writing letter or figures (Block, Roman, Italic of Indian) not exc 30cm high,

S&F Rotational moulded polyethylene water storage tanks capacity 500 liters (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I

M&L for Painting with one coat of synthetic enamel paint as per the existing colour by preparation of old surfaces for suction pipe / delivery line of pump of any size complete all as directed.

M&L For Painting with one coat of synthetic enamel paint as per the existing colour by preparation of old surfaces for Sluice valve of size 80mm / 100mm / 150mm / 200mm complete all as directed.

M & L for Earthing complete with Galvanised earth plate electrode 600 x 600 x 6 mm thick buried directly in ground earth pit not less than 2.25mtr deep below normal ground level with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanised earth wire 4 mm dia by mean of nuts / bolts, check nuts and washers of brass as shown in electrical plate No. 5 of SSR part I including necessary excavation and earth work, GI Pipe 20 mm bore light grade for watering with Funnel, wire mesh, PCC pit chamber in cement mortar 1:3:6 type C-2 with 40 mm thick Precast RCC cover slab 1:2:4 type B 0 with 8 mm dia TMT bar and handle with lifting hooks, adequate quantity of charcoal dust and common salt etc including testing and taking out old unserviceable any type complete all as specified and as directed.

M&L Attending day to day external water supply complaints of all nature i.e. leakage in water supply pipe lines, fittings / fixtures, over flow of overhead tank, less / no water supply including noting the complaints in complaint register complete all as specified and as directed. Note:- (i) Minor consumable materials as required for attending the complaints is also deemed to be included in the job quoted rates. (ii) All tools and plants and minimum consumables costing less than 100 Rs per complaint included in the rates quoted.

Notes for Srl No.75.00:- The rates quoted by the contractor shall also deemed to be included for the following:- (i) The complaints shall be attended & defect shall be rectified within 08 hrs commencing from date and time of notifying the complaint failing which a penalty @ Rs 500/- per complaint per day (08 hrs) shall be levied upon / imposed on the contractor and recovery shall be made from Contractor's dues. (ii) In case, after checking & attending the defect, if it is not possible to rectify the defect within 08 hrs, the facts shall be brought to the notice of Engineer-in-charge by the contractor / his rep. If Engineer-in-Charge is satisfied with contractor's information, no recovery will be made. (iii) While attending the complaint if earth work is required then the same shall be measured and paid separately under appropriate item of Sch 'A'/BOQ. However no extra payments shall be made for dewatering. (iv) All T&P required for attending the complaints shall be provided by the contractor without any extra cost. (v) The pipe fitter shall always be in possession of die set complete with cutters, Taps, Pipe wrench, Chain wrench, Caulking tools, complete set of spanners and ladders etc.., as required at site.

D.K. ENTERPRISES (BID ID -3264810)

Leela Enterprises (BID ID -3264665)