PETAW OVERSEAS AFRICA

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PETAW OSA is the african subsidiary of PETAW Professionals. Established in Senegal, it aims to cover the Western Africa and beyond.

We have our offices in Dakar, with a dedicated team of professional engineers, draftsmen and administrators who collaborate with our resources of our company’s headoffice. In this way, we pool our skills and resources to have the fastest reaction force adapted to all the engineering and project management needs of our local and international customers.

There we perform all services of engineering, technical studies, expertise and advice, technical assistance, design and calculations, fabrication, execution, representation and provision of personnel in Civil Engineering Infrastructures and Superstructures, Buildings and Public Works, Energy and Industrial Complex Facilities, Chemicals and Petrochemicals, Oil and Gas Industry, Mining and Metals Facilities, Transportation and the Environment…

OUR LEADERS

We are an experienced and dedicated team of engineering professionals working closely and in perfect collaboration with our clients and partners.

Valdiodio G. DIOUF

Principal Civil & Structural Specialist Engineer - Managing Director

Career Retrospective

Since 2019 : business development and executive management of the civil, structural and global engineering service offer of the PETAW-OSA subsidiary based in Senegal.
From 2010 to the present day : principal consultant of PETAW-Professionals, civil and structural specialist engineer in France and around the world, successively at [BOCCARD, SAIPEM, TECHNIP, ENGIE E&P, SOFRESID, ARKEMA, VCGP etc.].
Since 2011 : business development and executive management of the civil and structural engineering, consulting and technical assistance service offer of the French based head company PETAW-Professionals.
From 2005 to 2010 : civil and structural specialist engineer in France, successively at [ARES-ENG, STRUCTUBAT, BOUISSE-CMBC, INGENICA].

Education & Specialization

MEng. in European Civil Engineering, Structures & Bridges – ENPC – 2006
MEng. in Buildings & Public Works – ISBA TP – 2004
MSc. in Construction Quality Management – UA – 2003
MEng. in General Civil Engineering – EPT – 2002
MSc. in Applied Mathematics – UCAD – 2001
BSc. in Mathematics & Physics – UCAD – 1999

PETAW-OSA : ENGINEERING, TECHNICAL ASSISTANCE & PROJECT MANAGEMENT SERVICES PROVIDER

OUR SERVICES

Civil & Structural

Architecture – Design & Execution Studies – Reinforced & Prestressed Concrete, Timber, Steel & Mixed-Type Structures – Prefabrication – Rebar Shaping – Pre-assembly – Modeling & Calculation Notes – 5D, 4D & 3D BIM Models – 2D EXE Dwgs & Technical Assistance in Design & Execution – Methods & Project Management.

Mechanical & Boilerworks

Design & Execution Studies – 3D & 2D CAD & CAM – Modeling & Calculation Notes – Overall Manufacturing & Detailed Drawings – Modeling & Prototyping – Machining – Welding – Assembly – Technical Assistance in Manufacturing – Servicing & Maintenance Engineering Plans – Purchasing & Supply Assistance.

Industrial Piping

Design & Execution Studies – CAD & CAM – Flexibility & Stress Analysis – PID & ISO Dwgs – Supports & Skids Design & Calculation – BOQ & MTO – Manufacturing & Assembly Dwgs – 3D Surveys by Scanner – Hydraulic Tests – Site Monitoring & Non-Destructive Testing – Purchasing & Supply Assistance.

Electrical T&D, HV & LV

VHV/MV/HV Transport Networks – LV Distribution Networks – HV & LV Electricity – Creation & Reinforcement of Lines & Links – Overhead & Underground Lines – Topography & Cartography – GIS – Photogrammetry & Lidar – Design & Execution Studies – Synoptics, Specs & Elec Diagrams – Power Reports – Electric Risers – 3D Models & 2D Dwgs – Purchasing Assistance.

Industrial Process

Process Studies & Consulting for Industrial Complex Facilities Owners – Solid, Liquid and Gas Processes Implementation– Eco-design – Engineering & Industrialization – Production Capacity Increase – Optimization, Safety & cGMP/FDA Compliance – Treatments & Recovery of Effluents & Waste – Diagnostics, Troubleshooting, Simulations & Tests Run – Purchasing & Startup Assistance.

Instrumentation & Automation

Instrum. & Automation

Instrumentation, Automation, Metrology & Measurement – Control of HVAC, MEP, Safety & Security Equipment, Devices / Fire – BMS (GTB & GTC) – CMMS – Home Automation – Energetical, Electrical, Mechanical & Hydraulic Optimization etc. – Safety & Comfort – Studies & Specifications – Loops & Connections Diagrams – Instrument Diagrams – Purchasing & Supply Assistance.

Plumbing & Fire Safety

Plumbing & Sanitary Equipment (Cold/Hot Water) – Galvanizing – Waste Water Evacuation – Fire Safety (ERP, ERT, IGH & IMH, HAB, ICPE) – RIA – Extinguishers – Smoke Extraction – Sprinklers – BAES & BAEH – Alarms – Dry Columns – Hydrants – Evacuation Plans – Design & Execution Studies – Servicing & Maintenance Plans – Purchasing & Supply Assistance.

HVAC

Heating, Ventilation & Air Conditioning Networks – Hydraulic & Aeraulic Networks Balancing – Design & Execution Studies – RT 2012/2020 & Special Fluids Thermal Studies – CAD & CAM – BIM Models & 2D Drawings – Energy Audits – Label Certifications (HEQ, HEP, BBC, LEED, BREEAM etc.) – Cost Control & Material Take Off – Purchasing & Supply Assistance.

Elevators & Lifts

Personel Lifts, Service Lifts, Escalators, Elevators, Moving Walkways, Automatic & Sectional Doors – Design & Execution Studies – Commissioning – Breakdowns & Defaults Analysis – Compliance, Modernization, Complete Replacement – Maintenance & Repair Plans– Lifting & Handling Frames & Equipment – Purchasing & Supply Assistance.

EG, Pumps & Boosters

Electric Generators, Pumps & Boosters

Electric Generators – Pumps & Boosters – Compressors – Boilers – Turbines – Rotary Equipment, Agitators, Extruders etc. – Design & Execution Studies – Installation, Start-up, Servicing & Maintenance Plans – Performance & Antivibration Tests – Purchasing & Supply Assistance.

Facades, Ironworks, Metalworks

Facades, Iron/Steel Works

Glazed & Opaque Envelopes – Canopies – Covers – Metallic & Mixed Facades – Metallo-Textiles – Iron/Steel Works – Window & Door Frames – Carpentry – Design, Studies, BIM Models & Dwgs – Manufacturing & Execution – Lighting, Acoustics, Thermal & Aeraulics Studies – Purchasing & Supply Assistance.

Renewables

Solar Thermal & Photovoltaic Energy – Wind Energy – Biomass – Natural Gas – Geothermal Energy – Hydroelectric & Marine Energy – Tidal Turbine – Green Hydrogen – Energy & Electricity Mix – Design, Studies & Sizing – Installation, Servicing & Maintenance Plans – Purchasing & Supply Assistance.

Revamping & Refurbrishment

Pathological Studies, Maintenance & Repair of Structures – Revamping, Refurbrishment, Extensions, Loads Redistribution, Structural Adaptation – Headframes Supports & Underground Works Studies & Execution – Optimization, Strengthening & Requalification of Structures– Design, Methods & Execution Studies – Execution Works Technical Support.

Purchasing & Procurement Assistance

Purchasing & Procurement

(Cement, Rebar, Sand & Aggregates, Steel & Timber Profiles) – (RC & PC Prefabrication, Cut-Shaped-Assembled Reinforcements, Steel & Timber Pre-Assembly) – (Sealings, Treatments, Additives, Coatings etc.) – MEP, IA, HVAC, Process Technical Packages Equipment etc. – Machinery & Earthmoving, Lifting & Handling Equipment etc. – Construction Software’s.

Structures & Bridges

[RC, PC, Steel & Mixed-Type] Common Bridges – Slab Bridges [PSIBA, PSIDP, PSIDN, PSBQ] – Beam Bridges [PRAD, VIPP, PPE] – Frame & Gantry Bridges [PICF, PIPO, POD] – Culverts & Trenches – Non-Type Common Bridges – Non-Current Bridges – Prestressed Concrete Box Guider Bridges – Design, Methods, Phasing & Execution, Temporary Works & Lifting Studies.

Infrastructures & Geotechnics

(Shallow, Deep, Special) Foundations – (Cast, Nailed, Berliner, Secant & Distant Piles) Walls – (RC, Steel, Driven, Drilled, Cast) Piles & Micropiles – Bored Piles – Sheet Piles – Anchor Rods – Shielding – Backfilling – Retaining Walls – Covered Trenches & Tunnels – Injections – Inclusions – Design & Execution Studies.

Training & Consultancy

Autodesk Architecture, Engineering & Construction (RSA, Revit, Autocad, Civil 3D, Navisworks etc.) – Bentley Infrastructure & Engineering (STAAD Pro & Offshore, SACS, MOSES, MaxSurf, TEKLA XSteel, MicroStation, OpenPlant, AutoPipe, Plaxis etc.) – TechnoSoft (AMETank, AMPreVa, AMPipeline) – ANSYS – CATIA – SolidWorks – CAESAR II – ETC.

Roads & Miscellaneous Networks

External Works

(Drinking Water, Wastewater, Rainwater) Networks – Sanitation – Canals & Gutters – Basins & Tanks – (Electricity, Gas, Telecoms) Networks – Landscapes – Urban Developments – Roads & Motorways – Environmental Studies – Public Lighting – (Rails, Airports, Ports, Logistics etc.) Platforms – Design, Calculations, EXE Dwgs & BIM Models.

We are an experienced and dedicated team of engineering professionals working closely with our clients, partners, architects, engineers and other professionals, and eager to deliver the most personalized engineering and consulting services that help our clients optimize and realize their projects on time, with the required quality, within budget and we are available locally…

YOU HAVE AN IDEA, A PROJECT, A QUERY ? HEREAFTER OUR ONLINE COMPLETION FORM.