Mahmoud Bahgat Mohamed

• Developing the project scope of work and design basis documents.
• Developing the project material specifications and prepare the material requisition for the different electrical equipment, e.g. LV & MV electrical distribution equipment, UPS, MCCs, power transformers, cables, earthing, etc.
• Developing the project detailed design electrical deliverables (LOD).
• Defining the project power system distribution, protection and control schemes as per the project scope of work.
• Performing the different electrical power system studies such as the AC/DC power load flow, harmonics load flow, reactive power compensation equipment sizing, harmonics resonance frequency scan, short circuit calculations, arc-flash calculations, earthing grid design and overcurrent protection relay coordination.
• Performing normal and emergency lighting calculations with 3D lighting scene model rendering.
• Sizing the power cables at the different voltage levels, sizing the project different, the UPS and the different distribution switchgears and control-gears.
• Developing the substations design one-line diagrams, metering and protection schemes, control schemes and the substation layout.
• Manage the cable indoor/outdoor raceways and the electrical equipment layout which will be reflected by the BIM team in the final modeling.
• Reviewing technical drawings developed by CAD technicians and drafters.
• Evaluating vendor proposals for equipment procurement, selecting optimal solutions based on performance and the system design requirements.
• Coordination and communication with the other disciplines and departments.
• Developing high-quality engineering designs and plans to meet industry standards.
• Verifying that all designs have met the required standards and project specifications and that all objectives of the project have been met.

• From 2013 till 2020, for several water transmission industrial projects for the Saline Water Conversion Corporation (SWCC) and the National Water Company (NWC), the in-house technical office of the company was assigned to conduct full-scale project engineering where the major responsibilities as project electrical lead were as follows...

- Preparing the project electrical design deliverables list (LOD) based on the project detailed scope of work as specified in the project tender documents and drawings.

- Along with the project planning team, investigating the electrical system engineering expected time-frame schedule in order to meet the client desired project construction progress and finalization handover dates.

- Along with the project procurement team, optimizing the designs and shop-drawings such that to meet the project specifications requirements while maintaining the cost within the management desired financial profit margin criteria.

- Defining the pre-engineering required related inputs to be acquired from the client side.

- For the purpose of the system engineering, I was responsible for conducting the necessary power system studies required for sizing and verifying the different power system distribution, protection and control equipment.

- Developing the electrical demand load estimation, one-line diagrams, protection, metering and control schemes at the different voltage levels to meet the intended operation and functional requirements of each equipment.

- Developing the necessary operation and control voltage-free (dry) I/O signals list (e.g. interlocking/inter-tripping) as well as the soft-communication signals list for integration at the SCADA station level and/or with the other any other external interfacing subsystems as per the operation philosophies and P&I diagrams.

- Along with the CAD drafters, developing the detailed electrical shop-drawings.

- Coordination and communication with the technical office different project disciplines' engineers and site construction team.

- Attending the management engineering weekly meetings with the client and the client's consultant engineer to address the different design issues, if any, and discuss the engineering progress updates.

- Reviewing the vendors and subcontractors technical material submittals to make sure that the project specifications and the given design & operation requirements have been met before confirming the submittals readiness to the procurement team.

Example in-house designed projects are:

1. Wasia Saad-Lot 5 pump station and transmission pipeline. (Client: NWC - Consultant: TYPSA)

2. Strategic potable water 6x167,000 m³ steel storage tank farm at terminal group east (TGE) location. (Client: NWC - Consultant: TYPSA)

3. Riyadh new city feeders. (Client: SWCC - Consultant: Khatib & Alami)

4. Shoaiba Mina - Line (B) pump station, transmission line and reservoirs. (Client: SWCC - Consultant: Khatib & Alami)

5. Shoaiba 5x140,000 m³ steel tanks farm phase (4). (Client: SWCC - Consultant: ILF)

6. Construction of TSE network for Green Riyadh program - Group (1) & (2) project. (Client: RCRC - Consultant: ILF)

• From 2020 till 2023, the water projects full-scale engineering was assigned to external international design firms such as IBG (Swiss), Assystem Radicon (Saudi Arabia), Shaker Group (Egypt), Intecsa (Spain), where my major responsibilities were as follows...

- Comparing the engineering technical and commercial proposals provided by the competing design consultant firms.

- Reviewing and evaluating the proposed engineering design deliverables list (LOD).

- Pre-qualification file submission of the awarded design consultant to the client for approval.

- Active participation in reviewing the different design calculation reports and drawings.

- Upon facing any engineering issues, I conduct the best cost-effective problem-solving approach based on the self-gained expertise along the career years and the continuous learned-knowledge.

- Monitored project electrical engineering progress, identifying risks and taking corrective action as needed.

- Facilitated clear communication between internal departments, ensuring all parties remained aligned on goals throughout the duration of the project.

- Reviewing the different electrical equipment vendors' material submittals and preparing the technical evaluation comparison before issuing the purchase orders by the procurement department.

Example projects are:

1. Shuqaiq water transmission system - phase (3). (Client: SWCC - Consultant: Parsons).

2. Jubail eastern province water transmission system - phase (3). (Client: SWCC - Consultant: Fichtner)

• List of major electrical equipment and systems which were under my engineering responsibility:

1. 36 kV and 380 kV IEC-compliant gas-insulated switchgears up to 3150 A - 50 kArms.

2. 6.6 kV and 13.8 kV IEC-compliant metal-clad air-insulated switchgears up to 3600 A - 40 kArms.

3. 33 kV and 13.8 kV IEC-compliant metered and conventional ring main units (RMU) up to 630 A - 25 kArms.

4. 33 kV and 13.8 kV IEC-compliant compact and unit substations.

5. Two-windings IEC-compliant oil-immersed distribution transformers (ONAN) up to 2.5 MVA.

6. Two- and three-windings IEC-compliant oil-immersed power transformers (ONAN/ONAF) up to 150 MVA.

7. Low voltage IEC-compliant power factor correction capacitor banks up to 400 kvar.

8. Medium voltage (13.8 kV) IEC-compliant outdoor metal-enclosed power factor correction capacitor banks with series de-tuning reactors up to 8 Mvar.

9. Medium voltage (13.8 kV) IEC-compliant AC induction motors up to 10.2 MW.

10. Medium voltage (13.8 kV) IEC-compliant auto-transformers up to 10.2 MW.

11. Medium voltage (13.8 kV) input/ medium voltage (1.8 kV) output IEC-compliant variable-speed drives (VSD).

12. Low voltage IEC-compliant motor-control centers with various motor starters, e.g. direct on-line, star-delta and 3-phase full wave soft-starter.

13. Low voltage IEC-compliant XLPE-insulated power cables up to 0.6/1 kV - 630 mm².

14. Medium voltage IEC-compliant XLPE-insulated power cables up to 18/30 kV - 150 mm².

15. High voltage IEC-compliant XLPE-insulated power cables up to 380 kV - 630 mm².

16. Earthing and equipotential bonding systems material.

17. Conventional IEC-compliant lightning protection system material.

18. ESE (early streamer emission) NFC-compliant lightning protection system material.

19. Low voltage IEC-compliant surge protective devices.

20. Medium voltage IEC-compliant indoor/outdoor metal-oxide surge arresters.

21. Low voltage diesel-driven generators up to 455 kW/ 569 kVA.

22. Low voltage industrial dual uninterruptible power supply (UPS) up to 110 kVA.

23. Indoor and outdoor lighting systems.

24. Low voltage IEC-compliant sub-distribution panel boards with various current ratings.

25. Steel tanks internal/external cathodic protection systems as well as the station piping and transmission pipelines cathodic protection systems in accordance with SWCC/ARAMCO engineering practice requirements.

26. Transmission pipelines AC interference mitigation system in accordance with SWCC/ARAMCO engineering standards requirements, as per the project contractual specifications, in addition to the normalized regulations of BS EN and NACE standards.

27. High commission for industrial security (HCIS) systems.

• Supervising the site different low voltage, medium voltage and low current systems electrical installations, making sure of the compliance with the final approved designs and project specifications.
• Close communication with the engineering technical office for every site observed installation issues and take the necessary action to complete the installation as intended.
• Issuing to the project construction supervision consultant engineer the work inspection requests (WIR) for every completed work.
• Issuing to the project construction supervision consultant engineer the material inspection requests (MIR) for every received electrical equipment before using them in the installations.
• Developing and updating the subcontractors and vendors invoices in accordance with the contractual BOQ and scope of work.
• Attending the respective weekly construction progress meeting with the client and his supervision consultant engineer to discuss the different construction related issues, if any, and follow up the material and equipment delivery progress.
• Witnessing the different power equipment factory routine tests (FAT) in accordance with the relevant IEC norms requirements.
• Supervising, along with the approved testing and commissioning firm, the different power equipment site acceptance tests (SAT) to assure that the intended operational and functional requirements have met.

Experienced projects are:

1. El-Zohor sporting club - phase (1) & (2) at 5th settlement-New Cairo-Egypt.

2. Developing the emergency department and external clinics department in the Haram hospital at Giza-Egypt.

3. Al-Narges residential compound of 400 Feddan at 5th settlement-New Cairo-Egypt.