Quotation Are Invited For Inspection, Cleaning And Air Lifting Of Seawater Intake Pipeline

Quotation are invited for Inspection, Cleaning and Air Lifting of Seawater Intake Pipeline G Station E Phase#3 Side Line 1032604928 1 ITEM-00001 INSPECTION, CLEANING AND AIR LIFTING OF SEAWATER INTAKE PIPELINE THE SCOPE OF WORK INCLUDES INSPECTION, CLEANING, AND AIR LIFTING OF THESEAWATER INTAKE PIPELINE, INCLUDING RECTIFICATION OF ANY DEFECTSIDENTIFIED DURING THE INSPECTION. THE INTAKE PIPELINE IS APPROXIM ATELY830 METERS LONG AND CONSISTS OF DN 1550 CONCRETE PIPE.THE OBJECTIVE OF THE INSPECTION IS TO ASSESS THE CONDITION OF THE INTAKES YSTEM WITH RESPECT TO:·#BIO-GROWTH ACCUMULATION·#SILT AND DEPOSIT BUILDUP·#CORROSION AND EROSION CONDITION·#BLOCKAGES OR RESTRICTION S·#CHANGES IN THE OVERALL CONDITION OF THE PIPELINE·#EFFECTIVENESS AND HEALTHINESS OF THE CHLORINE DOSING SYSTEMTHE CONTRACTOR SHALL MAINTAIN COMPREHENSIVE WRITTEN RECORDS ALONG WITHPHOTOGRAPHIC AND VIDEO DOCUMENTATION THROUGHOUT THE 1 EA INSPECTION.ACCESS TO THE INTAK E PIPELINE SHALL BE THROUGH THE INTAKE HEAD, PUMPPIT, OR INTERMEDIATE MANHOLES. THE CONTRACTOR SHALL BE RESPONSIBLE FOROPENING THE R EQUIRED MANHOLES AND REINSTATING THEM TO THEIR ORIGINALCONDITION UPON COMPLETION OF THE WORK.THE ASSESSMENT SHALL INCLUDE EVALUATION OF:·#SILT ACCUMULATION WITHIN THE PIPELINES·#EXTENT OF MARINE GROWTH AND FOULING·#EFFECTIVENESS OF CHLORINE DOSING·#EROSION AND COR ROSION WITHIN PIPELINES AND MANHOLES·#GENERAL INTERNAL CONDITION OF THE INTAKE SYSTEMPARTICULAR ATTENTION SHALL BE GIVEN TO THE INSP ECTION OF ALL INTAKEMANHOLES, AS SIGNS OF CORROSION WERE OBSERVED DURING THE PREVIOUSINSPECTION.DEWA WILL CARRY OUT STOP-LOGGING OF THE INTAKE LINES. HOWEVER, THECONTRACTOR SHALL ASSIST IN CLEANING THE STOP-LOG GROOVES AND ENSURINGPROPER SEATING AND SEALING OF THE STOP-LOG GATES.THE INTAKE HEAD, INCLUDING TOP AND BOTTOM SECTIONS, SHALL BE THOROUGHLYCLEANED OF CORROSION PRODUCTS, MARINE GROWTH, BIOFOULING, AND ANYFOREIGN MATERIALS. EXCESSIVE MARINE GROWTH SUCH AS BARNACLES, SEASHELLS,AND CORROSION DEPOSITS FOUND WITHIN THE PIPELINE SHALL BE COMPLETELYREMOVED. ALL REMOVED MATERIALS SHALL BE TRANSPORTED TO SHORE ANDDISPOSED OF AT LOCATIONS DESIGNATED BY D EWA.ANY DEFECTS IDENTIFIED DURING THE INSPECTION SHALL BE REPORTED, ANDWHERE INCLUDED WITHIN THE SCOPE, THE CONTRACTOR SHALL CARRY O UT THENECESSARY RECTIFICATION WORKS.FOR FURTHER CLARIFICATION, PLEASE CONTACT:MR. MOHAMMAD RAFI HOSURSENIOR ENGINEER MECHANICAL MA INTENANCEEMAIL: [email protected]:04-8044964 SPECIAL NOTES / INSTRUCTIONS: G station E Phase3 Side Line No 1 Intake line cleaning and airlifting of seahells 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(2332602624)/$value