trainee
Easy Expat/TRACTEBEL ENGINEERING
Total years of experience :27 years, 0 Months
Geologist/Geotechnical Expert- The project : Nach gal hydropower dam in
Cameroon : Underground works, rock classifica on and treatments, drainage, slope
stabiliza on, embankments, earth works supervision, geotechnical and geophysical
inves ga ons, geological mapping…
Technical support for the Main Contractor CCN/NGE
Geotechnical Report for the factory channel
Supervision of
/Geotechnical Expert - Dam Safety Review Engineer - The project : Three
saddle dams, part of Xe-Pian Xe-Namnoy HPP, hydroelectric project in Laos
Technical support for supervision of construc on of a new saddle dam and reinforcement
of two exis ng embankment dams ( cut-off wall, piles, drains, earth works, grou ng…)
Control and follow up of comments and approval of design and Method Statement.
Technical recommenda ons for improvement of specifica ons in cut-off wall work
Support of Tractebel team in charge of design approval
Follow up of QA/QC tasks and preparing NCRs when necessary
Par cipa on in technical mee ngs
Valida on and es ma on of work progress done by the contractor
Par cipa on in preparing the monthly report
Geotechnical Expert.
Project : Control and supervision of works, approval of designs. Bridg, road project of
Womey in Benin.
CONSTRUCTION OF THE RIYADH METRO / LINE 3, EPC PROJECT
• TOTAL LENGTH : ABOUT 42 KMS
• TUNNEL WITH TOTAL LENGTH : 9.7 KM INCLUDING 4 KM WITH TBM, 10 M
DIAMETER
• 22 STATIONS (underground works)
• BUDGET : US$5.21 BN
- Ensure daily coordina on with the site inves ga on contractors.
- Dra notes with recommenda ons for improvements.
- Work closely with the QA/QC department by par cipa ng inter alea in the prepara on
of Method statements for UNDERGROUND WORKS ( TUNNEL AND STATIONS )
INCLUDING STABILISATION, MONITORING AND DRAINAGE WORKS.
- Work closely with the Design sub-Consultant ''IDOM'' by par cipa ng in the
programming of geotechnical and geophysical inves ga ons, by chosing the suitable
geotechnical parameters ( RQD, RMR, Deformability Modulus Em, rock mass strength,
stand up me as a func on of RMR etc...) and by reviewing /approving of geotechnical
designs and method statements.
- Monitor the site inves ga on contractors’ programme.
- Monitor the progress of the site inves ga on works by upda ng schedules according to
priori es and availability of permits from the authori es.
- Coordinate and review the site inves ga on contractors submi als, provide comments
and ensure mely close out with the contractor.
-Supervise progress, contractors HSE and QA procedures.
SOIL IMPROVEMENT FOR THE JEDDAH SOUTH POWER PLANT PROJECT ( JSPP ).
MAIN CONTRACTOR (
Geotechnical Expert / PMC assignment
“HIGH SPEED RAIL NETWORK PROJECT IN TUNIS-PHASE 1” INCLUDING :
* TUNNEL SAIDA MANNOUBIA, 280 M OF LENGTH, D SHAPED TUNNEL, 10 M OF
DIAMETER EXCAVATED ACCORDING TO THE NATM METHOD.
* TWO LINES : D 12.2 KM LENGTH, E 6.3 KM LENGTH, INCLUDING
UNDERGROUND WORKS, MONITORING AND DRAINAGE SYSTEMS
* VIADUCTS, DEEP FOUNDATIONS, NAILING, DIAPHRAGM WORKS, ROADS,
BRIDGES, SURCHARGE PRELOAD OF COMPRESSIBLE SOILS …
* BUDGET : 1 BN EUROS
Supervision of field work, field data analysis and interpreta on and recommenda on of
solu ons. I had to lead and to manage the work of four teams of 10 Technicians in this
assignment. The railway tunnel was executed, by TECNIS (Italian
IN THE WATER SUPPLY PROJECT OF AIN SLAH- TAMANRASSET :
2X740 KM OF WATER PIPES IN THE SOUTH PART OF ALGERIA,
Hydrogeological works,
Management of the whole teams and the en re equipment (6 drilling machines / 6
teams) of the Company, Improvement of the work procedures, Work supervision,
Responding to tenders crea on of an Informa ve System…
IOTA / Coyne-et-Bellier
Control and supervision Mission for the geotechnical road work and the
geotechnical road laboratory. Project: Construc on of the Kicukiru / Nyamata /
Nemba Road in Rwanda. The road: 60 Km out of bituminous mix, gravelly lateri c
sub-base and subgrade, Bridge founded on drilled piles, surcharge preload of
compressible soils, reinforced geogrids, The project includes supervision of work
and recommenda on of solu ons for slope stabiliza on .
I had to lead and to manage the work of 2 teams of 5 supervisors and two
Laboratory technicians in this assignment
Control and supervision Mission for the geotechnical road work and the
geotechnical road laboratory. Project: Construc on of the Massaguet - Karmé -
Bisney road in Chad. The road: 85.360 km into double-layered and sub-base out of
sand treated with cement. The project includes supervision of work and
recommenda on of solu ons for slope stabiliza on issues Funds: FKDEA, BID,
BADEA, Development funds of OPEC and Government of Chad.
I had to lead and to manage the work of a team of 3 supervisors and two
Laboratory technicians in this assignment.
Training Mission on the So ware “TALREN 4”, PISTE+ and Office 2003 in
Abéché/Chad for the execu ves of the Agriculture Ministry.
Business development ac vity in Tunisia, prepara on of proposals, contacts and
prospec ons
* Responsible for Engineering and design department (technical-sailing) and the
Supervision of work at the Soil Mechanics Laboratory, result examina on of data either
from in-situ tests or laboratory tests on the basis of well adapted data-processing
tools, interpreta on of results and establishment of Inves ga on reports.
* Supervision and planning of works and in-situ tests
* Ensuring client sa sfac on, including maintaining exis ng good rela onships and
establishing new ones
* I had to technically lead and manage the work of 3 teams / 3 boring and
pressuremeter tes ng machines and two Laboratory technicians.
SOME REFERENCES:
Extension of the Cement factory of Ennfidha: including underground works, monitoring
and dewatering systems
Construc on of Wholesale market in Sliman : including underground works and
dewatering systems
Post of Na onal security guard in Tunis: Piled founda ons
Construc on of Buildings SNIT in Bizerte - City Belvédère: Micropiled Founda ons
Public library in Carthage
IMED LACHHEB 14/12/2022
Page 8/9
Se lement of the ISG
CSFCC in Sakiet Ezzit
Construc on of the Southern Gabes Delega on
Residen al Complex in Ras E abia
Construc on of a health center in Bazma
Construc on of 70 residences in Borj Louzir
Construc on of Southern Kasserine Delega on
Extension of SUP.COM school - Road of Raoued
Study of the li oral ring road of Kélibia
SOME REFERENCES IN DESIGN:
-Dam project of Sidi AICH (Gafsa) Tunisian Ministry of Agriculture: control of Hydro-
geotechnical works including underground works, monitoring and dewatering systems
, injec on of the water ght veil under the base of the dam
- Dam project of El Breck - Tunisian Ministry of Agriculture: control of Hydro-
geotechnical works including underground works, monitoring and dewatering systems
- Building on the Yugouslavie Street-Tunis: control of geotechnical work and result
interpreta on
- Bridge on the Tataouine’s wadi: control of geotechnical work, result interpreta on and
calcula on of founda ons (bored piles)
Drawing up of a data base and a technical guide for the engineers -
Disserta on: Analysis and design of large civil structures in so rocks.
Advanced training course at the Public Laboratory of Tests and Studies (L.P.E.E) -
Experimental Centre of the Grounds (CES) - Casablanca/Morocco: archive and geotechnical
data exploita on, intensive par cipa on in the laboratory of soil mechanics and rocks.
courses: Minérale (ENIM : h p://www.enim.ac.ma) -Rabat- Morocco ; CERTIFICATE: HYDROGEOLOGIST & GEOTECHNICAL ENGINEER IMED LACHHEB .
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