We Zahra Ahmed Al-Thawairmer Cont.Est, Services are recognized leader in reliability and innovation for mega projects across the Kingdom in the fields of civil & building, oil & gas, petrochemicals, power and water.
We are a “Solutions Provider” company having vast project expertise in Civil Works, Earth Works, Site Preparations, Road Works. RCC Buildings Constructions, Gypsum Work, Cladding and Glass Work, Fabrication Work, Wood Work, Scaffolding services , Painting, Pre Commissioning etc. Heavy Equipment Rentals, Construction Supports & Plant Maintenance/Shutdowns, Trading and Material Supplier Manpower Service Provider. in industrial, public and private sectors in Saudi Arabia.
ZAM Trading & Contracting, headquartered at Eastern province of Saudi Arabia owned team of Professional engineers and experienced team of crafts men hired from India, Philippines, Pakistan and Nepal. ZAM fully equipped by its own equipment’s required to execute the work at site.
ZAM management Team can support the execution team with well financial back up. ZAM management Policy is to Deliver the Right Product on Right Time with Minimum Profitable margin. We expect that our submission would meet your requirements in every respect and hope for having a favorable opportunity to serve you.
Civil – Backfilling Works
Civil – Excavation Works
Concrete Structures Work
Civil – Asphalt Works
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Which includes Foundation preparation and Pipe racks, Warehouse structures, Process building Structures Installation and alignment works.
ZAM Structure Installation Methodology
Chipping, verification of anchor bolts, cleaning of anchor bolts, Comparison of civil Foundation drawing along with Structural Base plate to avoid mismatching of Column Base plate.Shim works and Level by using survey instruments.
-Columns & Floor beams Installations
Rigging plan has to be prepared for critical lift, Structural Columns & floor beams has been inspected prior to installation, and Structural columns connected with floor beams create a Ladder format. Avoid lifting individual col umns, Most of the Bolt torqueing can be done at ground and also Diagonal check can be done at ground. Lifting plates shall be fixed on top of columns. Paint touch up shall be completed in ground prior to lift.
After lifting of column Using Dumpy level straightness of column and floor beam level shall be checked, secure the anchor bolt-double nuts and torqued to required value.[It’s always advisable to install Staircase column and Ladders on priority bases, for free access to all floors].
-Miscellaneous Structures [Handrails/Chequred plates & gratings]
After completion of each floor beams and completion of Torqueing and alignment works, Chequered plates/Gratings shall be installed on each elevation and Staircase gratings shall be installed on priority basis.
-Grouting of Base plates
Grouting materials approval shall be taken prior to use, after completion of final inspection of structures Columns, Base plates shall be offered for Grouting, using compressor air blow foundation surface and verify the clean and oil free, rafted surface, Formworks shall be prepared and soaked 24hrs prior to grouting. Prior to grout foundation surface shall be checked again, Grout mix shall be prepared and poured as per standard specification. Grout cubes samples shall be prepared send for testing.