Ehab Nader Tuffaha
Mobile Phone: +974-********
A total of 15 years of experience in MEP given me a good knowledge as Mechanical department Manager in field and design, checking and verification of basic & detailed mechanical works such engineering design documents/deliverables.
Strong knowledge of healthcare constructions and Knowledge of various design codes such as British Standards, ASHRAE, NFPA, SMACNA, IPC, IMC and other International design codes such HTM are obtained during my engineering pathway from the below projects:
1-Special children hospital and laboratories in king Saud University Riyadh.
2-Nero Science and psychiatric hospital in Riyadh.
3-National Guards hospital in Makka.
4-King Abdulla Foundation Hotel and convention building in Riyadh.
5-KFD high rise building in Riyadh.
6- HMC –Hamad doha hospital –Trauma & Emergency Expansion.
Educational Qualifications and Certificates
B.Sc in Mechanical Engineering Hashemite University,Feb 2005
Approved as mechanical engineer Jordanian Associations of Mechanical Engineering FEB.2005
Appreciated Certificate Jordanian Associations of Mechanical Engineering NOV.2004
NFPA 20 certified NFPA,November,2012
Saudi Council of engineers. Jeddah, October 23rd of 2013
NFPA 20 stationary fire pump systems NAFCO, exam held by NFPA USA
Jeddah bransh, November, 2012
The layout and design of piping systems and process
equipment as per ASME (31&API 570) Ecoman for training and consultancy
Safety engineer ARAMCO,KSA
Auto Cad V.2000-2006 Jordanian Association of Mechanical Engineering.Dec. 200
RIGGER As Per ASME B30.9:2006 Mirdif Security And Safety Consultant
Abu Dhabi, UAE
May 2009-May 2010
Auto-cad (2D), Carrier Block Load, Pipe sizing, Duct sizing, HAP, Pipe pro data, Pipe pro support.
ASHREA, CARRIER, SMACNA, NFPA,ASPE,NPC,Anvil pipe supports standards,ASME31.1,ASME31.3.ASME31.4,ASME 31.5,ASME31.8,ASME 31.11,ASME 31G,ASME B 16.X,ASME B 36.X,ASME B30.9,API 570,.AWS,MSS,ANSI,PN,ASTM,NACE.
1. MIDMAC Contracting Co. WLL -QATAR- DOHA
Mechanical department Manager
Till Date (Project : HMC –Hamad doha hospital –Trauma & Emergency Expansion)
Plan, Organize and manage MEP team for the completion of project as scheduled.
Develop and establish detailed Material Submittal schedule and comprehensive schedule of all planned drawing submittals based on the Project Schedule.
Review the technical queries/clarifications from the subcontractor, provide clarification and raise the relevant queries/clarifications to consultant through RFI, CR or in meetings / discussions. Review the clarification from the consultant and transmit to all interfacing subcontractors.
Manage the Shop drawings and As built drawings programs - Coordinate with team, subcontractors and Consultants - to ensure the drawing preparation progress is as per schedule.
Manage the construction program - Coordinate with Construction team, Management and Consultants to ensure the work progress is as per schedule.
Monitor the work progress; analyze the resource adequacy for achieving the schedule, implement actions/recovery plans for any variations from the planned schedule, verify the effectiveness of the corrective action.
Provide accurate status of work progress, drawing submittals and material submittals weekly and monthly.
Present weekly progress status, weekly look ahead, potential issues affecting the project progress to the management and discuss/decide the corrective actions.
Coordinate with subcontractors, Project team and consultants for completing the testing and commissioning activities of the project as per project schedule.
Report to commercial department regarding the bad performance of subcontractor in progress, quality, safety or any other concerns, which needs to be taken contractually.
Provide necessary inputs/documents for preparing variation orders/claims to commercial department
Lead, Motivate, Train and develop MEP Team.
2. Empower electro mechanical contracting memper of CPC group
Electro mechanical Contractor
Section head-Senior MEP mechanical engineer
Full responsibility of technical review of project correspondences as per the following:
-Related project specifications of HVAC, Fire fighting and plumbing.
-Related design drawings of HVAC according to ASHREA and SMACNA:
(Cooling load estimation, duct design, piping design, refrigerant piping design, Psychometric analysis and air mixture calculations …etc).
- Related design drawings of Plumbing according to ASPE,IPC and BS codes of plumbing:
(piping and equipment arrangement,cold and hot water demands, Sizing of Water Tank and Septic Tank, domestic water and drainage pipe sizing, Computation of Fixture Units …etc)
- Related design drawings of fire fighting According to NFPA (such health and safety arrangements for passive fire protection, verify for active fire protection system such sprinklers types and locations, FM200 and CO2 systems and location of fire and smoke dampers).
Supervising material take off and BOQ preparing.
Preparing pumps head and flow calculations of chilled water pumps, booster package pumps, circulation pumps, submersible and lifting pumps and fire fighting pumps.
Preparing fans external static pressure calculations.
Full responsibility of submittal issuance up to get approval for first fix up to long lead items.
Full responsibility of value engineering.
Full responsibility for long lead equipment selection and procured such:
- Pumps(chilled,drainage, domestic and fire system)
-All HVAC equipment such air handlers and heat recovery units (run around coils, horse shoe, evaporative cooling coils and heating wheel) up to fan coil units.
- Neutralization tanks and grease interceptors.
-Air separator, expansion tanks, pressurization units.
Full responsibility for first and second fix materials selection and procured such:
Monitor and coordinate between engineering, procurement, logistics and construction to ensure schedule compliance of the ongoing projects.
• Ensure contractors have obtained all the necessary permits and licenses, and are maintaining compliance with all applicable laws, regulations and permit conditions.
• Review and approve contractors’ construction method statements, schedules, plans and procedures.
• Plan and manage the pre-commissioning activities and handover of completed facilities to the operations group.
Supervising the material inventories.
Lead coordination between consultancy, main contractor and subcontractors.
Coordinate with suppliers and following up material delivery.
Handing over the system to the client after successful commissioning & testing.
Hiring and recruiting engineers, foramens and technicians from Philippine, India and Egypt.
3. Toledo Electrical & Mechanical Work Est. (MEP)
Abu Dhabi, UAE
Oil & Gas & MEP Contractor
PROJECT ENGINEER Acting As Site Manager
Handle all related mechanical works to district cooling plants such as piping isometric preparations, bill of quantities, pipe support analysis reports review, pipe support selections and shop drawings, preparations for pipe support details and locations as per Anvil standards, TO and materials requisitions for all related piping works, pipe fabrications, site implementations up to commissioning.
Preparation for all technical reports(daily, weekly and monthly), determine man power required by depend on welding joints numbers and dia.inchs sizes (fit-up, grinding, beveling, cutting and welding).
As site manager handle site supervision from staff issues, administrative issues such planning and key date’s reviewable up to date, meetings attendances to pursuit weekly minutes of meeting, coordinate to clear the comments of client punch list and follow up of invoices.
Reviewing all the specifications and standards for the project, reviewing all the piping drawings such as P&ID and GA drawings.
Prepare heat load calculations that related to HVAC system through the building (towers, shopping mall and cooling plants) using block load carrier programs. Prepare AC design and shop drawing related to water side and air side system such as ducting and piping and ducting, TO related to HVAC and piping works from piping, fittings,valves, pumps, air compressors, expansion tanks, chillers …etc.
Following up all related jobs from design to submittals until coordinate with consultants and contact with supplier.
4. Petra for Engineering Industries
Air conditioning Manufacturer Products.
Handle all calculations related to heat load calculations.
Design of Duct System for Supply/ Return air, using equal friction method and velocity method
Design of Chiller water, condenser water Piping system for supply and return
Design of Ventilation system.
Prepare list point for BMS system.
Prepare GA and isometric drawings for piping systems and preparing the bill of quantities.
Pump Head Calculation Using.
Calculation for the Size of Closed type expansion tank
Pipe Sizing and Duct sizing both manually and software aided.
5.FMQ Sons company ARAMCO Contractor (KSA)
ARAMCO Pipe Line Contractor
Mechanical piping site Engineer.
Supervision for piping fabrication, piping erections activity and instruct employee in the site.
Full responsibility for piping supports details, locations, selections, shop drawings and fabrications.
Determine whether or not a piping system is adequately flexible by using quick check methods prior to install pipe lines and determine required dimensions for expansion loops for hot piping systems.
Implement standards and specification of piping (water injections and oil field)
As per ARAMCO specifications.
Material estimating, take off, preparation of materials requisitions (pipes, valves, supports...Etc).
Assets of design engineer in such things related to determine pipe schedules, flanges rate, valves selections, gaskets type.
Insure flanges assembly as per required bolt up tightening methods.
Implement welding procedure as per ASME, AWS, create and implement WPS, keep following up PQR, monitor and specify recommended preheat and post heat as per ASME 31 recommendations, coordinate for NDT for welding joints such as X-Rays,UT on the site.
Responsible for hot tapping work and inspections done before and after hot tapping.
Coordinate and prepare hydro test procedure, flushing procedures with schematic diagrams related.
Prepare hazard identification plan, loss prevention program and evacuation emergency plan.
Prepare daily, weekly and monthly progress report.
6. Rainbow for MEP works (Jordan)
Electro Mechanical Contractor
Designing of complete HVAC system,heat and cooling load calculation using CARRIER and ASHRAE, Equipment selection and location, Duct design and Routing following SMACNA, duct static pressure calculations, ventilations,fresh air system design calculations, Selection of diffusers, grilles, G.I Sheet…etc.
Design and shop drawings preparations, MTO for piping systems and ducting.
Pipe and duct sizing.
Pumps selection and hydraulics fluids calculations such as pumps flow rates, pressure drops.
Determine pipe schedules, flange rates and types, gaskets types, valves selections.
Pipe supports selections.
Preparing the bill of quantities parallel to isometric drawings preparations.
PROJECTS HAVE BEEN DONE
King Saud Abdul-Aziz university (Special children hospital, Hospital utility and Central lab LEED buildings)
Nero Science and Psychiatric hospitals in Riyadh.
National Guards hospital in Makkah.
BMC SHOPPING MALL AND RISE BUILDING (BUILDING MATERIAL CITY, UAE, ABU DHABI )
DISTRICT COOLING PLANT OF CENTRAL MARKET (UAE,ABU DHABI)
DISTRICT COOLING PLANT OF DUBAI METRO TRAIN (UAE,DUBAI)
DISTRICT COOLING PLANT OF SHEIKH ZAYED (UAE,DUBAI)
HMC –Hamad doha hospital –Trauma & Emergency Expansion.