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Renovation / Repairing Of Flash Mixer At 3Rd 40 Mgd Plant Wazirabad Water Works., WAZIRABAD WATER WORKS TIMARPUR DELHI-Delhi

Delhi Jal Board-DJB has published Renovation / Repairing Of Flash Mixer At 3Rd 40 Mgd Plant Wazirabad Water Works.. Submission Date for this Tender is 21-09-2021. Mixers Supply Tenders in WAZIRABAD WATER WORKS TIMARPUR DELHI Delhi. Bidders can get complete Tender details and download the document.




Tender Notice

29218900
Renovation / Repairing Of Flash Mixer At 3Rd 40 Mgd Plant Wazirabad Water Works.
Open Tender
Indian
Delhi
WAZIRABAD WATER WORKS TIMARPUR DELHI
21-09-2021

Tender Details

Renovation / Repairing Of Flash Mixer At 3Rd 40 Mgd Plant Wazirabad Water Works.

Key Value

Document Fees
INR 500 /-
EMD
INR 15500.0 /-
Tender Value
Refer document

BOQ Items

Name of Work:Renovation/Repairing of Flash Mixer at 3rd 40 MGD plant wazirabad water works.
Sl. No. Item Description
1Disconnection of electric connection from starter panel , motor, removing of motor, gear box after decoupling from the worn out MS base frame with the help of manual labour with all safety equipment at site.
2Dismantling of wornout M.S platform from the flash mixture top chamber. The job includes removing of wornout grill & cutting of rusted U channel with the help of gas cutter & taking it out with the help of heavy manual labour with necessary precautions.
3Safety equipments like oxygen cylinder, gum boot, safety belt and safety helmet etc have to be arranged for the safety of workers as the work has to be done in the top of flash mixture chamber. The same includes loading, unloading & cartage charges etc.
4Temporary arrangement at site like plates, balli, jacks, chain block, chains etc to make working platform for workers. This includes to & fro charges and its loading & unloading complete & dismantling after completion of work.
5Fabrication of new MS structure made out from 200X8 MM C channel for mounting of motor & gear box of flash mixture. The job includes fixing of 8 MM M.S. sheet on top of C-channel structure.
6Fixing of M.S. structure with nut bolt/fastener on flash mixture top chamber. The job includes loading & unloading of complete frame with the help of heavy manual labour arrangement.
7Renovation of flash mixer gear box including replacement of gaskets, moving parts and hardware etc. As required. Remettalling/Machining of gear box shaft for fixing of coupler as per site requirement.
8Fabrication and fixing of G.M bush with bush holder.
9Fabrication and fixing of S.S 304 shaft of size 50MM diameter approx. as required.
10Fabrication and fixing of S.S coupler for joining of gear box with main shaft.
11Fabrication and fixing of fins 600 mm approx for blending/mixing of chemicals in raw water for above shaft.
12Fabrication and fixing of coupling guard for motor and gear box for safety purpose.
13Providing and fixing of M.S angle of size 75x75x10mm inside deep well for holding the G.M/S.S bush with bush holder for free movement of vertical shaft. The job includes fixing of M.S plates of size 300x300x15mm at both ends of M.S. angle with the help of anchor bots etc. as per site requirement.
14Providing and fixing off C or I-section MS beam of size 200mm inside deep well for holding the G.M bush with bush holder for free movement of vertical shaft. The job includes fixing of M.S plates of size 300x300x15mm at both ends of I-section beam with the help of anchor bots etc. as per site requirement.
15Fixing of motor and gear box etc. & making proper alignment for smooth operation of the Flash Mixer.
16Making of M.S Grill on top of flash mixture chamber. Made out of M.S angle of size 65X65x6mm for vertical support & 40mm dia pipe for horizontal support.
17Providing of PVC/XLPE insulated electrical cable 4CX25 Sq. Motor working voltage upto and including 1100 Volts to IS:1554 (Part-I)1998/7098 with Aluminium conductor ISI marked cable. Make:- Grandlay/Gloster/Havells/Polycab/As DJB approved.
18Providing of Low voltage grade upto 1100 V cable of size 4CX10 Sq. Mm copper conductor, PVC insulated XLPE cable. Make Gloster/Grandlay.
19Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation and refilling the trench etc as required, but excluding sand cushioning and protective covering.
20Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. Upto 35 sq. mm (clamped with 1mm thick saddle). 7.7.1
21Dismantling of damaged MS bar jaal and fixing of new MS jaal made out from MS bar 16 mm thick on the top of flash mixer chamber.
22Providing and fixing of modular/ combinable polycarbonate insulated outdoor type feeder panel housing shock proof, weather proof, rust proof, UV resistant, halogen free, silicone free, corrosion proof, protection class: II safe, IP 65 according to IEC 61 439-2, IEC 60 999, DIN EN 50 262, DIN 43 880, IEC 60 529/ DIN VDE 0470 Teil 1, the DB should have ASTA Certification by CPRI and manufacturer routine Test Certificate should be provided, totally insulated, having internal embedded gasket with provision of cable entry through glands. The panel board should have following control panel MCB and accessories etc complete with connections & Interconnections etc as required. Note 1: For mounting of meters, indicating lights & push button only box with hinged door with triangular lid to be used. Note 2: For mounting of 7.5 HP star delta starter MS angle frame should be hot dipped galvanized and made out of MS angle of size 35 X 35 X 5 mm with all required material/arrangement as per site requirement. The Panel should consist of the followings: - a) 25 A TP power contactor- 1set.b) Add - on aux. contact block – 1 set. c) 9-15 A thermal over load relay - 1 No. d) Single phasing preventer - 1 No.e) 32 A, FP, 10 kA, MCB. - 1 No f) LED indicating lights Red, Yellow, Blue & Green. – 1 set g) Push Button with element. - 2 No.h) 6 A SP MCB. - 1 No.i) 32 A, 3 way open connector - 1 No. j) Digital 3 phase Volt Ampere meter. - 1 No. k) Star Delta electronic timer-1 nos.
23Fabrication & fixing of Fibre glass sheet shed on the 2 Nos. flash mixtures in order to protect the motor, gear box & other equipments from rain to avoid these equipments getting rust and moisture. The job includes supply of M.S. pipe of 40 mm dia up to the height of 78" at one side welded with the M.S. grill support and other sides support will be welded on the M.S. plate fixed on the R.C.C. structure with the help of fasteners and making roof structure with the help of squire M.S. pipe of size 25 mm so that fibre glass sheet can be fixed on the M.S. structure with the help of fasteners.
24Spray Painting of gear box, motor, MS structure etc with high gloss paint. Make:- Asian/Berger/Nerolac.
25Trial run for testing of flash mixture on load.
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