Improvement of Water Supply Scheme Rakkar Majherna in Tehsil Baijnath Distt. Kangra HP. Under Jal Jeevan Mission_Har Ghar Ko Nal Se Jal

Amount

Construction of intake Chamber of RCC in concrete mix of M-30 grade with 8x1.10x0.90 Rmt long RCC Trench with M.S Mesh over trench, Chamber Hopper with slope & wire crate to protect the chamber alongwith bed level of nallah as per site requirements to obtain requisite discharge as per approved design & drawing including construction cost of civil works, inlet & outlet arrangement , excavation in all kinds of soil, developement of site, pumping & bailing out water, carriage of materials within all leads and lifts etc. complete in all respect to the entire satisfaction of Engineer-in-charge.

Designing and construction, testing and commissioning of water treatment plant 1.40 MLD. The scope of work includes the construction of 1.40 MLD capacity water treatment plant capable to treat the raw water of the quality specified in the basic design data to produce clear water as per the requirements of CPHEEO manual on water supply and treatment and as specified in basic design data. The treatment flowsheet comprises of raw water tank, PST/ electronic channel flow meter, tappered flocculator,secondery setteling tank, rapid sand filter , clear water tank and back wash tank. For coagulant addition proper alum, lime solution tanks with proper mechanical mixing arrengement is provided as per data sheet No 2 to 9. Plant building for housing chemical store cum dosing room, attendent room ( Toilet) , piping,valves, mechanical/ electrical equipment, electric wiring and panel boards, sanitations, interconnecting paths, site development upto a minimum of 3 metre from edge of battery limit of plant, retaining and breast walls and fencing. The firm shall submit detailed hydaulic and structural design and drawings. (6 copies) for each components of treatment plant which shall be approved by the department before the work is started. The design/ drawings of the mechanical/electrical equipment and wiring etc. alongwith manufacturers specificaton/design shall also be submitted for approval to the department. On the completion of all civil, mechanical and electrical works the contractor shall test run the plant for one week before handing over the same to the department at the cost of the contractor. However, electrical charge shall be borne by the department. During the period the contractor shall run the plant at full rated capacity and produced the result specified in the NIT as per the CPHEEO standards in the presence of Engineer-in-Charge or his representative. During this period daily testing raw water and treated water sample shall be done. Complete record of the test results and the flow measurements shall be kept during this period. If the performance of various units of the treatment plant is as specified in representative. During this period the daily testing of raw water and treated water samples shall be done complete record of the test results and the flow measurement shall be kept during this period. If the performace of various units of treatment plant as specified in CPHHEO mannual, the plant shall be formally taken over by the department, otherwise the contractor shall make necessary change/repair to improve the efficiency of the unit/plant. The contractor/firm shall run and maintain the plant for one month after handing over the plant to the department. During this period the firm shall depute atleast one trained person to train the depeartment persons in operating, maintaining the plant and regular testing of the raw water and treated.

The scope of work shall be as per basic data, technical specifications and special conditions as per DNIT.

NOTE:-1- The basic Data for design and construction of Water treatment plant and other comprising structures is as per Chapter-I. 2- Scope of work is as per chapter-II 3- Documents to be supplied in Technical Bid are as per Chapter-III 4-Structural Specifications are as per Chapter-IV 5-General conditions are as per Chapter-V T& C for OHSR & U/G Storage tanks

WATER TREATMENT PLANT OF CAPACITY 1.40 MLD at village (Location) Dharaman As per suggested Treatment Flow sheet included in Sr. No-1 Chapter -I.

Main Balancing Reservior :- Designing, Constructing, Testing & Commissioning (to be approved by the competent authority) RCC Circular under ground/partial under ground storage reservoir as per capacity given below at Node No. 05 including excavation in foundation in all kinds of soil. including PCC (1:3:6) in foundation and M:30 in bottom slab/raft ,walls and beams. And RCC M :25 in roof slab/dome with provision of inspection path around the dome with all allied Civil Works such as c/o chamber for valves, refilling and disposing of surplus excavated earth with in all leads and lifts. The job also includes providing lowering, laying, erecting, hoisting and jointing of pipe assembly for inlet, outlet, overflow and scour pipe with bye pass arrangement consisting of GI / MS pipes special and valves of required classes and dia and all other accessories required such as MS ladders inside and outside, CI cowl type ventilator, SFRC manhole covers with frames of heavy duty with proper locking arrangement, water level indicator. The tanks shall be hydraulically tested for water tightness, All works shall be conforming to relevant IS code. The cost of valves,bulk meter/ flow meter shall be included in the rates of tanks .complete in all respects to the entire satisfaction of the Engineer-in-charge .The contractor shall provide 6 sets of approved drawing and design to the department including cost of site development required as per site conditions.

Construction of Main Storage tank 495000 litrs capacity at Vill Dharman at Node No. 05) Data sheet No: 1

Sector Reserviors:- Designing, Constructing, Testing & Commissioning (to be approved by the competent authority) RCC Circular under ground/partial under ground storage reservoirs as per capacity given below at various stages/sites including excavation in foundation in all kinds of soil. including PCC (1:3:6) in foundation and M:30 in bottom slab/raft ,walls and beams. And RCC M:25 in roof slab/dome with provision of inspection path around the dome with all alied Civil Works such as c/o chamber for valves, refilling and disposing of surplus excavated earth with in all leads and lifts. The job also includes providing lowering, laying, erecting, hoisting and jointing of pipe assembly for inlet, outlet, overflow and scour pipe with bye pass arrangement consisting of GI / MS pipes special and valves of required classes and dia and all other accessories required such as MS ladders inside and outside, CI cowl type ventilator, SFRC manhole covers with frames of heavy duty with proper locking arrangement, water level indicator. The tanks shall be hydraulically tested for water tightness, All works shall be conforming to relevant IS code. The cost of valves,bulk meter/ flow meter shall be included in the rates of tanks .complete in all respects to the entire satisfaction of the Engineer-in-charge .The contractor shall provide 6 sets of approved drawing and design to the department including cost of site development required as per site conditions. Refer data sheet No 11

Construction of Under ground storage tank 10000 litrs capacity (at Node No. 07) Data Sheet No 2

Construction of Under ground storage tank 10000 litrs capacity (at Node No. 18)Data Sheet No 2

Construction of Under ground storage tank 20000 litrs capacity (at Node No. 08)Data Sheet No 7

Construction of Under ground storage tank 35000 litrs capacity (at Node No. 9)Data Sheet No 3

Construction of Under ground storage tank 25000 litrs capacity (at Node No. 23)Data Sheet No 4

Construction of Under ground storage tank 30000 litrs capacity (at Node No. 19)Data Sheet No 5

Construction of Under ground storage tank 40000 litrs capacity (at Node No. 20)Data Sheet No 6

Construction of RCC Circular Over head storage tank of various capacity and staging height, at including preparation and submission of structural drawing and design, cost of materials & cariage of materials within all leads and lifts including cost of excavation and developement of site:-

Construction of RCC Circular Over head storage tank of 20000 litrs capaciy of 10 metre staging height, at Node No . 9 Data Sheet No7

Construction of RCC Circular Over head storage tank of 25000 litrs capaciy of 10 metre staging height, at Node No . 10 Data Sheet No8

Construction of RCC Circular Over head storage tank of 25000 litrs capaciy of 10 metre staging height, at Node No . 14 Data Sheet No8

The reservoir should comprise of the following:-

a) Providing, Laying and jointing of inlet, outlet, scour and over flow GI / MSERW pipes (MC) with flanges of 150mm dia complete with all fittings such as TEE's, Bends, Tail pieces, flanges, pipes and valves shall be of appropriate size and subject to approval of the Engineer-in-Charge. The over flow pipe shall be connected with any suitable delivery pipe.

b) Providing and fixing of cast iron manhole cover conforming to IS-1725-1991 with upto date ammendments, minimum two numbers of 500mm internal dia including frame of medium duty.

c) Cast iron ventilating pipes with cowl and mosquito proof cover of sufficient length suitable for over head tank as per standard Engineering practice and subject to approval of the Engineer-in-Charge.

d) All other required accessories such as ball mounts, control valves for inlet and outlet of 150mm cast iron PN 1.6 lightening conductor and water level guard (indicator) shall be provided by the contractor/firm.

e) Suitable RCC spiral stair case 90 cm wide for access upto the top of the tank and M.S ladder 45 cm wide shall be provided in side the reservoir from top of tank to its bottom.

f) The tank shall be painted with water proofing cement paints outside complete in all respect.

g) There shall be 1 mtr. Wide gallery all arround the container with provision of necessary railing.

Vide Terms and conditions for construction of Over head storage tanks are as per Chapter-IX.

GRAVITY MAIN:- Excavation in foundations and trenches (for pipes and pits) upto all depths etc. in all kinds of soil such as pick work, jumper work and saturated soil including bailing or pumping out of water, blasting in soft/hard rock or chiseling or wedging out of same where blasting is prohibited in all leads and lifts including trimming and dressing of sides, leveling of beds to correct grade including shoring strutting, planking timbering and dewatering wherever required, stacking usable and unusable material/soil separately and after laying jointing and testing of pipes, returning the usable soil in 15 cm layer by ramming and watering and then disposing of all surplus excavated soil/unusable material as directed within all leads and lifts including restoration of C:C/unmetaled/ mattelled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per the direction of Engineer-in-charge.

Laying, jointing and testing in trenches of GMS pipe by way of circumfertianal butt welded 94% joints butt welded & 6% flanged pipes including cost of flanged bends of all degrees conforming to IS 1239- 2004 (Medium Class) with upto date ammendements ) as specified below with plain end and capable of withstanding required test pressure in random length of 4 to 6 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube.The butt welded joints as per table below duly welded in three layers (one inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes confirming to BIS 1364 (with upto date ammendments).The laying of pipe shall include all operation such as cutting, welding, jointing, providing & fixing of fabrication of bends, tees, etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. ( earth work in trenches to be measured and paid separately )The welding electrodes shall be as per IS 814 of Advani Oerlikon/L&T or ISI marked make. The rates also includes materials.

150mm dia (Medium Class)

100 mm dia (Medium class)

65 mm dia (Medium class)

Providing and fixing of Cast Iron double flanged Sluice valve of KSB/Kirloskar/ Kilburn/IVC/ Fouress/ Gled/ BHEL/ Leader/Pelican make, class PN-1.6 conforming to BIS: 14846 capable of withstanding nominal seat pressure 16kg/cm2 i/c nuts bolts,gaskets etc. complete in all respect of following diameter. Refer data sheet No -12.

150 mm dia

100 mm dia

65 mm dia

Laying and jointing in trenches galvanised mild steel tubes,tube fitting (Light grade) Secrewed & Socketed of following dia (Earth work in trenches to be measured and paid for separately) within all leads and lifts as per the direction of Engineer-in-charge.

50 mm dia (Light class)

40 mm dia (Light class)

32 mm dia (Light class)

DISTRIBUTION LINES:- Excavation in foundations and trenches (for pipes and pits) upto all depths etc. in all kinds of soil such as pick work, jumper work and saturated soil including bailing or pumping out of water, blasting in soft/hard rock or chiseling or wedging out of same where blasting is prohibited in all leads and lifts including trimming and dressing of sides, leveling of beds to correct grade including shoring strutting, planking timbering and dewatering wherever required, stacking usable and unusable material/soil separately and after laying jointing and testing of pipes, returning he usable soil in 15 cm layer by ramming and watering and then disposing of all surplus excavated soil/unusable material as directed within all leads and lifts including restoration of C:C/unmetaled/ metalled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per the direction of Engineer-in-charge. Chapter -2

Laying and jointing in trenches galvanised mild steel tubes,tube fitting (Light grade) of following dia (Earth work in trenches to be measured and paid for separately) within all leads and lifts as per the direction of Engineer-in-charge.

80 mm dia (Light class)

65 mm dia (Light class)

50 mm dia (Light class)

40 mm dia (Light class)

32 mm dia (Light class)

25 mm dia (Light class)

20 mm dia (Light class)

Providing and fixing of Cast Iron double flanged Sluice valve of KSB/Kirloskar/ Kilburn/IVC/ Fouress/ Gled/ BHEL/ Leader/Pelican make, class PN-1.6 conforming to BIS: 14846 capable of withstanding nominal seat pressure 16kg/cm2 i/c nuts bolts,gaskets etc. complete in all respect of following diameter.

80 mm dia

65 mm dia

Providing & fixing G.M peet valve of of KSB/Kirloskar/ Kilburn/IVC/ Fouress/ Gled/ BHEL/ Leader/Pelican make following nominal dia complete in all respect.Refer data sheet No -16

50 mm dia

40 mm dia

32 mm dia

25 mm dia

sanjeev kumar

Dogra Construction Company Pvt Ltd

MS Kamal Dev Sharma

ANIL KUMAR VASHISHT(GOVT, CONTRACTOR)