|
Quotation are invited for Internal Inspection of E-Phase 3 Seawater Pipelines Four Rubber-Lined Pipelines: Two Inlet and Two Outlet Lines. SCOPE OF WORK1. SCOPE DESCRIPTIONTHE CONTRACTOR SHALL CARRY OUT INTERNAL INSPECTION AND CONDITIONASSESSMENT OF FOUR RUBBER-LINED SEA WATER PIPELINES, COMPRISING:·#TWO SEAWATER INLET PIPELINES·#TWO SEAWATER OUTLET PIPELINES·#PIPELINE NOMINAL DIAMETER: DN 1200 MM, SU BJECT TO SITE VERIFICATIONTHE WORK IS LIMITED TO INSPECTION, TESTING, DOCUMENTATION, AND REPORTINGOF THE INTERNAL RUBBER LINING. NO REPAIR WORK IS INCLUDED AT THIS STAGE.2. DETAILED SCOPE OF WORK1.#CONDUCT A SITE VISIT BEFORE SUBMITTING THE OFFER AND VERIFY THEPIP ELINE CONFIGURATION, DIMENSIONS, ACCESS POINTS, INSPECTIONREQUIREMENTS, AND SITE CONDITIONS.2.#SUBMIT THE INSPECTION PROCEDURE, METH OD STATEMENT, RISK ASSESSMENT,TESTING METHODS, MANPOWER PLAN, AND WORK SCHEDULE FOR DEWA REVIEW BEFORESTARTING THE WORK.3.#MOBILIZE CERTIFIED PERSONNEL, INSPECTION TOOLS, TESTING EQUIPMENT,LIGHTING, VENTILATION EQUIPMENT, COMMUNICATION DEVICES, AND ALL REQUIREDCON SUMABLES.4.#OBTAIN APPROVAL FROM THE DEWA SUPERVISOR BEFORE STARTING ANY SITEACTIVITY.5.#VERIFY THAT THE PIPELINES ARE ISOLATED, DRA INED, VENTILATED, ANDRELEASED BY DEWA BEFORE INTERNAL ENTRY.6.#CONDUCT A DETAILED VISUAL INSPECTION OF THE INTERNAL RUBBER LININGOF ALL FOUR PIPELINES, INCLUDING ACCESSIBLE STRAIGHT SECTIONS, ELBOWS,JOINTS, TRANSITIONS, AND FLANGE AREAS.7.#INSPECT THE RUBBER LININ G FOR:O#CRACKSO#BLISTERINGO#BULGINGO#DETA CHMENT OR DELAMINATIONO#CUTS OR MECHANICAL DAMAGEO#EROSION AND WEARO#DISCOLORATION OR DETER IORATIONO#EXPOSED BASE METALO#JOINT OR SEAM SEPARATIONO#PINHOLES, VOIDS, OR OTHER ABNORMALITIES1.#CARRY OUT SPARK TESTING OF THE INT ERNAL RUBBER LINING TO IDENTIFYPINHOLES, CRACKS, DISCONTINUITIES, OR VOIDS. THE TEST VOLTAGE ANDPROCEDURE SHALL BE SUITABLE FOR THE LINING TYPE AND THICKNESS.2.#MEASURE THE RUBBER-LINING THICKNESS AT REPRESENTATIVE AND SUSPECTEDLOCATIONS USING SUITABLE CALIBRATED EQUIPMENT.3.#CARRY OUT RUBBER HARDNESS TESTING AT REPRESENTATIVE LOCATIONS USINGAN APPROPRIATE CALIBRATED DUROMETER.4.#RECORD ALL IN SPECTION AND TEST LOCATIONS AGAINST PIPELINEIDENTIFICATION, ORIENTATION, CHAINAGE, OR ANOTHER CLEARLOCATION-REFERENCE SYSTEM.5.#CLEA RLY IDENTIFY AND MARK ALL DEFECTIVE OR SUSPECTED AREAS WITHOUTDAMAGING THE RUBBER LINING.6. Qty: 2 Internal Inspection of E-Phase 3 Seawater Pipelines Four Rubber-Lined Pipelines: Two Inlet and Two Outlet Lines For technical queries contact mahmood.mohammad@dewa.gov.ae 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(2332602570)/$value
|
