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Quotation are invited for Refurbishment of Turbine Hall Supply Air Common Header Duct at E Phase-I Plant. 1.#INTRODUCTION:THIS ENQUIRY IS RAISED FOR REPLACEMENT OF CORRODED AND DAMAGED SUPPLYAIR COMMON HEADER AIR DUCT OF PHASE-1 TURBINE H ALL AT E-STATION,PHASE-1.2.#SCOPE OF WORK:A)#REMOVAL OF OLD AND DAMAGED FRESH AIR SUPPLY COMMON HEADER GI DUCTSAND T JOINTS IN PHASE -1 TURBINE HALL BUILDING AT E-STATION.B)#SUPPLY & INSTALLATION OF NEW SUPPLY AIR GI DUCTS AS PER THE EXISTINGDIMENSIONS. DUCT DETAIL S: HEADER DUCT OF DIA 1500 MM & LENGTH 98 METERSAND ITS T JOINTS DIAMETER IS 1500 MM X 3 METERS (Ø X L) # 4NOS.DUCT DETAILS GIVEN BE LOW:SR.#DESCRIPTION#DUCT SIZE #QUANTITY#REMARKS1#T- CONNECTION ROUND DUCT#DIA 1500 MM X 3 METERS(Ø X L)#4 NOS#FOR DEFECTIVE DUCT REP LACEMENT2#COMMON HEADER DUCT#DIA 1500 MM, LENGTH: 98 METERS#1 NO.#FORDEFECTIVE DUCT REPLACEMENTC)#MEASUREMENTS ARE INDICATIVE ONLY. IT IS THE CONTRACTOR#SRESPONSIBILITY TO TAKE ACTUAL MEASUREMENTS.D)#THE QUOTED PRICE SHALL BE A FIXED LUMP SUM BASED ON THE CONTRAC TORSSITE SURVEY, AND NO VARIATION WILL BE ACCEPTED FOR QUANTITY DIFFERENCES,GIVEN THE "INDICATIVE" MEASUREMENTS.E)#SUPPLY AIR DUCT MATERIALS SHALL BE HOT DIPPED GALVANIZED IRON (HDGI)SHEET, AND THICKNESS SHALL BE 1.2 MM.F)#THE SHEET MATERIAL OF THE SUPPLY AIR DUC T SHALL BE FROM REPUTEDBRAND LIKE NIPPON (JAPAN), JINDAL (INDIA), AL GHURAIR OR EQUIVALENT.G)#ALL THE EXISTING DUCT SUPPORTS SHALL B E REPLACED. THE SUPPORT SYSTEMMATERIAL LIKE THREADED RODS, NUT-BOLTS, L-ANGLES/C-CHANNELS SHALL BE OFSS316L.H)#THE SUPPLIED AIR DUCT SHALL BE PAINTED WITH MARINE PAINT.I)#THE DUCT JOINTS SHALL BE OF LOCK FORMING JOINTS.J)#FABRICATION OF DUCT SUPPORTS WILL BE CARRI ED OUT AS PER THE SPECIFICSITE REQUIREMENTS TO ENSURE PROPER INSTALLATION AND STRUCTURAL STABILITYOF THE DUCTS.K)#APPLICATION OF SIL ICONE SEALANT AT ALL DUCT JOINTS WILL BE CARRIEDOUT TO ENSURE AN AIRTIGHT SEAL AND PREVENT ANY POTENTIAL LEAKAGE.L)#AFTER INSTALLATI ON, THE CONTRACTOR SHALL PERFORM AIR BALANCING OFTHE ENTIRE SUPPLY AIR SYSTEM (INCLUDING EXISTING BRANCH DUCTS ANDDIFFUSERS) TO ENSU RE DESIGN AIRFLOW IS ACHIEVED.M)#DUCT MEASUREMENTS ARE FOR ILLUSTRATION PURPOSES ONLY. IT IS THECONTRACTOR#S RESPONSIBILITY TO TAKE ACTUAL MEASUREMENTS.N)#ANY RELATED WORK AND MATERIAL NOT EXPLICITLY INDICATED HERE BUTREQUIRED TO BE DONE FOR EFFICIENT INSTALLATION , RELIABLE ANDENVIRONMENTALLY SAFE OPERATION OF THE HVAC SYSTEM.O)#PROPER HOUSEKEEPING MUST BE MAINTAINED DAILY DURING WORK.P)#REMOV ED DUCTS SHALL BE RETURNED TO DEWA SCRAP YARD BY THE CONTRACTORAS PER DEWA EXISTING QUALITY, SAFETY & ENVIRONMENTAL PROCEDURE.3.#GEN ERAL CONDITIONS:A)#THE PROSPECTIVE BIDDERS MAY VISIT THE SITE TO FULLY UNDERSTAND THESITE CONDITIONS, JOB SCOPE, JOB COMPLEXITIES AN D EXTENT OF THE WORKPRIOR TO SUBMISSION OF THEIR BIDS. SUBMISSION OF BIDS SHALL BE DEEMEDTO HAVE CONSIDERED THE ABOVE. PLANT/SITE V ISIT AND PRE-BID CLARIFICATIONCORRESPONDENCE SHALL BE COMMUNICATED TO MR. MAHMOUD YOUSSEF, ACT.M-EM-E, EMAIL: MAHMOUD.ABDELLA@DEWA.G OV.AE, TEL: 04-8044524. MR. VENKATARAMANA SIDAGAM, ACT. DY. MANAGER -EM-E, EMAIL: VENKATA.SIDAGAM@DEWA.GOV.AE, TEL: 04-8044475 AS A B ACK-UP OF EMAILCOMMUNICATION, THE CONTRACTOR MAY CONTACT, MR. JESU LEONARD, EMAIL:JESU.REMIGIUS@DEWA.GOV.AE, TELE: 04-3226048, MOB: 0509400219.B)#DEWA WILL NOT ACCEPT ANY CLAIMS FOR ANY EXTRA WORK BEYOND THE ISSUEPO ORDERED QUANTITIES.C)#THE CONTRACTOR SHALL ABIDE BY DEWA SAFETY AND SECURITY ANDREGULATIONS IN-FORCE AT THE POWER STATION. CONTRACTORS SHOULD FOLLOW THEENVIRONMENT TO DEWA ONE WEEK BEFORE.D)#ALL NECESSARY TOOLS & MEASURING INSTRUMENTS SHALL BE ARRANGED BY THECONTRACTOR. THE TOOLS HAVE VALID CALIBRATION CERTIFIC ATES.E)#THE CONTRACTOR SHALL ABIDE BY DEWA SAFETY AND SECURITY RULES ANDREGULATIONS IN-FORCE AT THE POWER STATION. CONTRACTORS SHOUL D FOLLOW THEENVIRONMENTAL RULES AND STATED IN DEWA ISO 14001.F)#THE WORK SHALL BE CARRIED OUT IN A NEAT, ORDERLY AND SAFE MANNER.G)# THE CONTRACTOR WILL BE HELD RESPONSIBLE FOR ANY DAMAGE TO THE NEARBYDEWA ASSETS DURING JOB EXECUTION.H)#THE CONTRACTOR SHALL CARRY O UT ALL THE MECHANICAL AND ELECTRICALWORK RELATED TO THE JOB FOR SUCCESSFUL COMPLETION OF THE PROJECT.I)#GATE PASSES APPLICATION TO B E SUBMITTED 7 DAYS IN ADVANCE BEFORESTARTING THE WORK, ALONG WITH PASSPORT COPY, VISA COPY, EID COPY,VEHICLE REGISTRATION COPY, DRIV ING LICENSE COPY AND LPO COPY. Qty: 1 Refurbishment of Turbine Hall Supply Air Common Header Duct at E Phase-I Plant/site visit and pre-bid clarification correspondence shall be communicated to Mr. Mahmoud, Email: mahmoud.abdella@dewa.gov.ae, Tel: 04-8044524. Mr. Venkata, Email: Venkata.Sidagam@dewa.gov.ae, Tel: 04-8044475 As a back-up of email communication, the contractor may contact, Mr. Jesu Leonard, Email: Jesu.Remigius@dewa.gov.ae, Tele: 04-3226048, Mob: 0509400219. STANDARD TERMS & CONDITIONS 1) Prices should be DDP delivery duty paid at DEWA stores. 2) Quotation to be submitted only in local currency U.A.E Dirhams 3) DEWA Standard payment terms is 30 days credit from the date of acceptance of material 4) No DEWA staff or his or her relatives up to third degree should have ownership or partnership in your company, and your participation in DEWA tenders / RFQs should not constitute a Conflict or perceived Conflict of Interest. Supplier Registration: https://srm.dewa.gov.ae/irj/portal/anonymous/regis Tender Link : https://srm.dewa.gov.ae/sap/opu/odata/sap/ZSRM_RFX_REG_BID_SRV/AttachmentSet(2332600567)/$value
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