Quotation Are Invited For Underground Fire Water Pipeline Leak Rectification Inside Natural Gas Station - Ph ... in United Arab Emirates

Work Detail

Quotation are invited for Urgent Requirement: Underground Fire Water Pipeline Leak Rectification inside Natural Gas Station - Phase 1; Al Aweer. REMOVAL OF INTERLOCK, EXCAVATION, EXPOSING GRE FIRE WATER PIPELINE, 150MM DIAMETER GRE PIPE LEAK RECTIFICATION, SERVICE PRESSURE TES T POST LEAKRECTIFICATION BY NORMALIZING THE SYSTEM, BACK FILLING, COMPACTION,INTERLOCK TILES REFIXING AND REINSTATEMENT OF AREA INSI DE NATURAL GASSTATION AT H-STATION, PHASE-1, AL-AWEER.SCOPE OF WORK:CONTRACTOR TO CONSIDER FOLLOWING WORK SCOPE,PRELIMINARY PREPARAT ORY WORKS:1.#EXCAVATE A TRIAL PIT OF 80 CM WIDTH TO LOCATE THE LEAK AREA ANDFULLY EXPOSE THE EXISTING GRE PIPELINE, FOLLOWING THE EN GINEER#SINSTRUCTIONS IN THE CENTRALLY MARKED RED ZONE.A.#FIX WORK SCOPE:1.#REMOVAL OF INTERLOCK TILES FOR 3-METER-WIDE X 4 METER LON G = 12SQUARE METER.2.#EXCAVATION FOR 2.2-METER-WIDE X 2-METER-DEEP X 4 METER LONG = 17.6CUBIC METER OF VOLUME AS SHOWN IN THE BELOW SKETCH.3.#THE EXCAVATION SHALL BE CONDUCTED IN STEPS AS SHOWN ABOVE.4.#THERE ARE THREE NG PIPELINE FOUNDATIONS LOCATED NEAR TO THEEX CAVATION AREA WHICH ARE HAVING DEPTH OF BOC AT -1.250 METER, HENCEDURING EXCAVATION BELOW THE DEPTH OF 1.25 METER THE SOIL AROUND NG FOUNDATION SHALL BE PROTECTED BY MEANS OF SHORING / STEEL PLATE JACKINGSYSTEM. THE SUPPORTING SYSTEM SHALL BE ROBUST TO PREVENT ANY CHANCE OFSOIL COLLAPSE. THE EXCAVATION SHALL BE DONE IN SAFE MANNER ANDPROTECTING NG FOUNDATIONS.5.#AS THE HEIGHT OF THE EXCAVATION IS AROUND 2 TO 2.2 METERS CONTRACTORSHALL PROVIDE PROPER SLOPE/STEP CUTTING DURING EXCAVATION AND PROTECTIONAGAINST COLLAPSING LOOSE SAND SHALL BE PROVIDED. IN EXISTING PLANT,APPROXIMATE HEIGHT OF 300 MM CONCRETE MIXTURE IS PLACED BELOW INTERLOCKTILES THIS SHALL B E REMOVED AND REINSTATED DURING BACKFILLING.6.#DN150 MM GRE PIPE LEAK RECTIFICATION WITH LAMINATION JOINT.7.#PIPELINE INLINE SERVICE TEST FOR WHICH DEWA WILL PROVIDE THE WATERAND CHARGE THE LINE WITH REQUIRED OPERATING PRESSURE.8.#IN CASE ANY LEAKAGE NOTICED DURIN G SERVICE TEST, CONTRACTOR SHALLREPAIR IMMEDIATELY AND IT IS COVERED UNDER THEIR WORK SCOPE.9.#UPON COMPLETION OF SERVICE TEST, BACK FILLING SHALL BE CARRIED OUTWITH THE REMOVED SAND. PROPER COMPACTION SHALL BE CARRIED OUT DURINGBACKFILLING.10.#REINSTATEMENT OF INT ERLOCK TILES. CONTRACTOR SHALL ENSURE THAT NOINTERLOCKS ARE DAMAGED DURING REMOVAL AND REINSTATEMENT PROCESS, IN CASEIF ANY INTERLOC KS ARE DAMAGED IT SHALL BE REPLACED BY CONTRACTOR.B.#VARIABLE WORK SCOPE:AS THE EXACT LOCATION OF THE PIPELINE LEAK IS NOT IDENTIFIE D. IN CASE IFIT IS NOT FOUND INSIDE EXCAVATED AREA AS MENTIONED ABOVE THE ADDITIONALAREA WILL BE REQUIRED TO EXCAVATE BY PROTECTING THE NEARBY EXISTING NGPIPELINE FOUNDATIONS TO IDENTIFY PIPELINE LEAKAGE LOCATION. IN SUCH CASECONTRACTOR IS REQUIRED TO PROVIDE UNIT RATE OF EXCAVATION PER CUBICMETER CONSIDERING ABOVE WORK SCOPE AND SAFETY REQUIREMENT. THE PAYMENTWILL BE BASED ON ACTUAL MEASUREME NT OF THE QUANTITY AT SITE. Qty: 1 Urgent Requirement: Underground Fire Water Pipeline Leak Rectification inside Natural Gas Station; Phase 1; Al Aweer. Work scope is attached in purchase requisition and RFX folder in addition to the service text of PR. LPD is requested to kindly share with the contractor during RFX. Kindly send Inquiry to the below vendors in addition to the other suppliers, 1. HASHEMI <(>&<)> RAHIMI CONTRACTING CO. L.L.C(SA Vendor code: 209881/201198); DAMAC Executive Heights, Office-2102; Jebel Ali RC Road, 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(2332600177)/$value

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