Manning and operation of Pump House and Sewage Treatment Plant Anarwala and certain repair/replacement in Zone B Area under GE Dehradun

Amount

Providing services for daily manning and operation of plant and machinery of Anarwala pump house for 11 months concurrently in three shifts per day by deploying 01 operator (skilled) in each shift as mentioned below, round the clock including Sundays and holidays from the date of commencement of work/handing taking over of installation between contractor and department, all as specified and directed by Engr-in-charge. (i) Centrifugal Pump Set-04 Nos, Chlorine Plant, DG Set, Slow sand filter-02 Nos, Pressure filter-01 No., Valves and other accessories Installed at Anarwala pump house. (ii) Total Nos of units : 01 intallation x 334 days x 03 Shifts = 1002 Shifts

Providing services for daily manning & operation of sluice valves at water supply installations, over head water tanks including water supply net work for 11 months by deploying 01 No Valveman (semi skilled) in each shift for proper water supply distribution to users from the date of commencement of work/ Handing taking over of the installation between contractor and department as directed by Engineer-in-Charge. Ghunghora & Birpur pump house - Two shifts per day(morning & evening) with 01 No Valveman per shift. Anarwala pump House and Patia Pump House - One shift per day with 01 No Valveman per shift. Total Nos of units : Ghunghora & Birpur pump house- 02 Installation x 334 days x 01 Shifts = 668 Shifts Anarwala pump house - 01 Installation x 334 days x 01 shift = 334 Shifts Note- (i) The Valve man will operate the valves of OHT/installations and the valves of the distributions network of a particular area at the timings of the water supply as directed by Engineer-in-charge. (ii) The timing of shift shall be decided by Engineer-in-charge.

Providing services for daily manning and operation of plant and machinery of Sewage treatment plant 440 Cum/day, based on fluidized aerobic reactor technology strictly as per SOP issued by OEM ( M/S Thermax) installed at 'Anarwala' for 11 months concurrently in two shifts per day by deploying 01 operator (skilled) in each shift as mentioned below including Sundays and holidays from the date of commencement of work/handing taking over of installation between contractor and department, all as specified and directed by Engr-in-charge. (i) Total Nos of units : 01 intallation x 334 days x 02 Shifts = 668 Shifts (ii) The timing of shift shall be decided by Engineer-in-charge.

Notes for item 01 to 03:- (i) The rate quoted for items of outsourcing shall include minimum wages as notified by Government of India/ concerned State Government /Local Body, whichever is higher and also not less than applicable rates for contribution of employer towards EPF, contribution to ESIC, contribution of Bonus and LWC under respective headings/ sub itmes.

(ii) The prevailing rate/wage/contribution shall be as applicable on the bid submission end date.

(a) The installations includes operation of centrifugal pump sets, motor, Chlorine Plant, DG Sets and other machines/ equipments, valves etc as mentioned above and installed at site, routine maintenance of machinery, distribution of water for the period / shifts as specifid in the Items as per direction of Engineer-in-Charge. (b) The contractor shall employ ITI qualified Electrician with 5 years experience to operate the respective installations. Valveman having adequate experience to operate the above said system shall be deployed. (c) The operators deployed shall be well conversant with operation of installations and plant and shall be responsible for any normal maintenance of existing installations including DG sets. (d) Operators shall be responsible for proper recording of all operating parameters and test results in the prescribed log sheet /register all as directed by Engr-in-Charge.

(e) In case of absence of an operator during a shift, payment of that shift shall not be made. (f) In addition to deduction of payment as above a panelty of Rs. 1500/- per shift shall be levied for absent period. (g) The rates quoted by the contractor shall include employment of a reliever as per labour law and nothing extra shall be paid on this account . (h) Contractor will be responsible for timely collection of chemicals, POL, Engine Oil from MES Store Yard as and when required. (j) The rate also include regular greasing and oiling of pump sets, motors gland packing for pump sets. However, other repairs/maint store required shall be measured and paid separately. The contractor shall be responsible for the complete security of the plant including necessary watch and ward, maintenance of garden lawn etc.

M&L for cleaning of pump house area by means removing of debris, cutting of grass, bushes, plant growth and disposed off up to a distance not more than 50mtr from the starting point all as directed at site at various pump houses under Zone ‘B’ area.

M&L for cleaning of top layer of filter bed size 33.50x12.60x2.70mtr by digging 30 cm sand, brooming down and scrapping all the side walls upto top of filter media , including all valves, channels and wash out drain etc removing fungus, scales, dirt, sludge etc., taking out sludge from inside of tank and depositing the same at a distance not more than 100 mtrs and washing the tank inside with water and chemicals such as bleaching powder, caustic soda etc, draining out water and applying one coat of white wash on internal surface of the tank, writing date of cleaning in white capital letters with sythetic enamel paint on black back ground, size of letters 80 x 10mm complete all as specified.

M&L for cleaning of sedimentation tank of size 10.80x4x4.20 by brooming down all the side walls, bottom, removing fungus, scales, dirt, sludge etc., taking out from inside of tank and depositing the same at a distance not more than 100 mtrs and washing the tank inside with water and chemicals such as bleaching powder, caustic soda etc, draining out water and applying one coat of white wash on internal and external surface of the tank, writing date of cleaning in white capital letters with sythetic enamel paint on black back ground, size of letters 80 x 10mm, and painting all inlets, outlets, washouts and overflow pipes and other metallic parts with one coat of black enamel paint complete all as specified and as directed. Notes : (a) The item shall include all type of scaffolding, supports, ladders, platforms etc. and safety equipments required for working in the sumps. (b) Internal surface of the tank after washing and cleaning shall be got approved from the Engr-in-Charge before carrying out further treatment. (c) The tenderers are advised to visit the site to know the exact location, depth and condition of the tanks before quoting the rate.

Draining out water from fluidized aerobic bed- 2 Nos of size 4.7 x3.65 x 3.5 meters manually or mechanically taking out existing FAB MEDIA and stacking it carefully at STP complex, scrapping, brooming, cleaning, of aerobic bed inside walls and bottom by steel wire brushes and other means to remove fungus, scales, dirt, sludge etc., taking out sludge from inside of tank and removing out side of MOD area for disposal, cleaning of filter pipes including replacement of filters where ever required, cleaning & testing of compress air pipe system and carrying out minor repairs wherever required and washing the tank inside with water and chemicals such as bleaching powder, caustic soda etc, draining out water and applying one coat of black enamel paint on internal surface and one coat of white wash on external surface of the tank, writing date of cleaning in white capital letters with sythetic enamel paint on black back ground, size of letters 80 x 10mm including washing FAB MEDIA properly using fresh water & Lime & bleaching powder and refilling into tank as directed after proper cleaning of tank.

Draining of water from tube settler tanks - 2 Nos of size 4.7x3.3x 5.5 meters, manually or mechanically, cleaning /desludging of tube settler tanks by means of scrapping inside walls and bottom by steel brush to remove raw material and transport it to out side MOD land for disposal, cleaning/washing of interior surface of tank walls & bottom using bleaching powder and lime water and painting black enamel paint on internal surface, white washing on external surface of the tank. Note: The bacteria culture shall be kept seperately and shall not be removed along with sludge and same shall be refilled as specified and directed.

Removing of existing filter bed/media i.e. gravel & sand etc. from filter bed size 33.50x12.60x2.70mtr, seperating and cleaning the sand/gravel for reuse, refile the reusable sand/ gravel after cleaning and removing the spoil to a distance n.exc 50m complete including side intake channel and painting the clean wall surface of filter bed and channel with white lime all as specified and directed. Note : Extra quantity of gravel / sand required to top up the filter bed shall be paid under relevant item .

Material and Labour for laying of sand size 1.5mm to 2.5 mm in filter bed of size 33.50 mtr x12.60mtr with 0.10mtr thick uniform layer as per required complete all as specified & directed.

Material and Labour for laying of sand size 0.3mm to 1.0mm in filter bed of size 33.50 mtr x12.60mtr with 0.10mtr thick uniform layer as per required complete all as specified & directed.

M&L for cleaning of raw water tank appx size 11x06x3.0 Mtr by taking out deposit silt/mud from inside of Each job tank upto bottom surface including scraping deposit alge on inside wall and washing with lime water upto bottom, white washing inner and outer surface of the tank complete all as specified and directed by Engineer-in-Charge.

Draining out of water from chlorine contact tank & treated water supply tank of size 6 X6X 2.0 meters manually or mechanically, cleaning / washing by scrapping inside walls and bottom by steel wire brushes to remove raw materials and transport it to out side MOD land for disposal, cleaning, washing the interior surfaces of tank walls & bottom using high grade bleaching powder and lime mixed water and black enamel paint on internal surface, white washing on external surface of the tank

Periodical maintenance of filtration bed by removing all floating material, scrapping and taking out filter media mixed with sludge to a depth of 25 mm to 32 mm, cleaning wall from inside, taking out sludge and disposal out side MOD land, digging out filter media up to 150mm depth for increasing the porosity, leveling the media uniformly in filter bed and applying black enamel paint on internal surface above media, white washing on external surface of the tank. Note:- (i) Additional qty of FAB MEDIA and pea gravel required to be filled in addition to existing qty will be measured and paid separately.

Notes for item Nos. 04 to14 : (a) The item shall include all type of scaffolding, supports, ladders, platforms etc. and safety equipments required for working in the foul conditions/sumps. (b) Surfaces of the tanks after washing and cleaning shall be got approved from the Engr-in-Charge before carring out further treatment. (c) Contractor shall provide take all precautionary measures and provde necessary tools, dresses, gears etc to the workmen required for working in foul conditions at his own cost and shall be resposible for any type of accident and mishappening. (d) Sludge shall be transported in closed containers/ trucks. (e) The tenderers are advised to visit the site to know the exact location, depth and condition of the sumps before quoting the rate.

Supplying and adding sodium hypo chloride liquid solution 9% complete all as specified and directed. Make : Hybrid laboratory/ Mac India

Supplying and loading / spreading FAB MEDIA as per sample Make: Ion exchange/Thermax

Supplying and loading / spreading filter media for filter bed (Pea gravel 3 mm to 4.5mm)

Testing of sewage effluent at the inlet of raw sewage sump and equalization tank and out let of chlorine contract tank sampling and analysis to be carried out by NABL accredited authorized LAB as per IS - 3025 for essential parameters such as BOD/COD Note: Samples raw sewage at all three locations are to be collected by contractor in presence of rep of accepting officer every month & submitted result of the test completed all as specified as directed.

Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in soft soil.

M&L for cement concrete 75mm thick type D2 1:4:8 (40 mm graded aggregate) in sub base to floors finished fair and even complete all as specified and directed.

M&L for 25 mm thick cement concrete (1:2:4) type B-0 ( using 12.5 mm graded aggregate) for flooring finished fair and even with using extra cement complete all as specifiwed and directed.

M & L 60mm thick precast concrete rubber moulded coloured machine pressed interlocking paver block any shape and size confirming to IS 15658-2006 of, M-35 Grade

Supply only Calcium Hypo Chloride having 65%-70% Chlorine Content (Calcium based granular disinfectant) for general water treatment, in factory sealed container/drum (45 kg packing), complete all as specified and directed as per following specifications:- Make:- Shree Royal seema/Declibac Tech (a) Chemical analysis & physical observations : Description : Whitish granules, Granular size (Mesh passing through - 100 BSS): 1.1(+ 0.1)%, Water/moisture : < 5.00%Mercury & other heavy metal contaminants : BDL.

(b) Strength in terms of quantity of chlorination chemical required to obtain free chlorine of 1 ppm per lakh liters of water: Requirement must be 140-200 gm per one lakh liter of water to achieve 1 ppm Average at injection point (site & raw water quality variations may apply additionally).

Supply only of stable bleaching powder Grade – I conforming to IS-1065/1989 (IInd Revision) as amended upto date having available chlorine contents minimum 34% by mass and packed in 25 Kg polythene bag having double fold complete all as specified and directed by Engineer-in-Charge and as per following specifications:- Bleaching powder (Calcium Hypo Chloride), Chlorine formula : Ca (OCl)2 Molecular weight : 142.96, Physical Appearance : white fine powder, Chlorine content :- 30 % ± 1%, Moisture : 0.5 % Max On heating at 10 ± 2°C it dose not lose more than 1/15 of available chlorine Passing through 1.7mm sieve : 99%

Supply only of Alum Ferric Sulphate (Grade-4) (best quality as per sample) for purification of water (containing lead (as PB) 30 ppm max and arsenic 6ppm max) confirming to IS-299/2012 (Revised) as amended up-to-date complete all as specified and directed by Engineer-in-Charge. (Note:- The Alumino Ferric Sulphate shall be supplied in superior quality Bricks (Slabs) as per IS specifications. Manufacturers Name/Trade Mark shall be engraved on each brick (slab) in addition to marking of relevant Clause of IS specification).

M&L for Earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground vertically to a depth not less than 2.25 mtr below ground level with top edge of the earth plate at a depth not less than 1.5 mtr below ground level, earth plate surrounded by and packed with a 15 cm thick layer of char coal dust and common salt, earth lead galvanised iron strip 25 x 4 mm. dia by means of bolts, Nuts, Check Nuts and washers of galvanized iron and thimbles and other end of the earth wire connected to main switch board and protected by galvanized iron pipe medium 15 mm. bore,

Item No 26.00 Contd/-- and water pipe 20 mm. bore GI light grade with funnel and wire mesh PCC chamber in cement concrete 1:2:4 type B-1 & 75 mm thick RCC (1:2:4) type B1 cover slab reinforced with 8mm TMT bars 100mm c/c both ways complete all as specified & shown in elect plate No. 3 of SSR part I of 2009 and testing on completion. Note: (i) If the desired earth resistance is not found within permissible limit shall be redone by contractor at no extra cost. (ii) Cost of GI strip/wire and 15 mm dia pipe medium grade upto 7.5 mtr is included in the rate quoted for this item

S&F "No Entry" board of size 200 mm x 650 mm of thickness 3 mm MS Plate duly painted on both sides alongwith necessary fixing arrangements for pump house as per sample

Supply only LT rubber insulation mat for pump house of size 1 mtr x 3 mtr of thickness 10 mm as per sample

Dismandling and taking out the existing corroded / scaled PPR pipe with fittings connections from trenches, walls, ceiling or floor and removal from site or disposed off for the following sizes complete all as specifed and directed. Note: Excavation and earth work shall be measured and paid seperately under respective item of schedule "A"

(a) 20 mm bore

(b) 50 mm bore

Supply, Laying, fixing & testing galvanished iron water tubing 'medium grade; ISI marked with and inclduing all GI fittings such as flanges, unions reducers sockets, socket reducing bends , elbows, tee, checkneuts, caps, plugs etc laid in trenches for the following sizes complete all as specifed and directed. Make : TATA/Prakash/Jindal Note: Excavation and earth work shall be measuered and paid seperately under respective item of schedule "A"

(a) 20 mm bore

(b) 50 mm bore

Supply, Laying, fixing & testing galvanished iron water tubing 'medium grade; 20 mm bore ISI marked with and inclduing all GI fittings such as flanges, unions reducers sockets, socket reducing bends , elbows, tee, checkneuts, caps, plugs etc fixed to wall, lain in floors for the following sizes complete all as specifed and directed. Make : TATA/Prakash/Zenith

Dismantling/taking out defective Gun metal gate valve and S&F for Gun metal gate valve 20 mm bore ISI marked with iron wheel head by screwing/cutting of existing pipe lines for the following size complete all as specifed and directed. Make :Prayag/ SANT/LEADER

M&L for excavation in trenches in any type of soil not exceeding 1.5 Meter wide and not exceeding 1.5 Meter deep in any type of soil including cutting in slopes etc for laying of pipe line including getting out, complete all as specified and directed.

M&L for returning, filling in, including spreading, leveling, watering and well ramming in layers in soft / loose soil not exceeding 25 cm in each layer complete all as specified and directed by Engineer-in-Charge.

M&L for removal of excavated material (Soil) to a distance up to 50 Meter from starting point and depositing where directed at level not exceeding 1.5 Meter above as directed by Engineer-in-Charge.

M/s Saravat and Company

Friends fire Engineers

RAMAPATI ENGINEERING SERVICES