Engineer Project

Sadaf Mary Safaai, P.E.

Geotechnical Engineer

Education

Master of Science – Civil Engineering -2001 (minor in Geotechnical Engineering)

Bradley University

Peoria, Illinois, USA

Certificate of Post Graduate Course in Water and Environmental Engineering 1997 (Equivalent to an American M.Sc.)

Tampere University of Technology

Tampere, Finland

Bachelor of Science – Civil Engineering (minor in marine structures and water resources) 1995

Sharif University of Technology

Tehran, Iran

Certifications

Professional Engineer, State of California, License No. C 64774

Professional Engineer, State of Virginia, License No. 042982

PROJECT EXPERIENCE:

OQYANA – World First, Dubai, UAE

Senior PM Geotechnical/Environmental Engineer overseeing the environmental aspects of the project and assisting with the geotechnical design review as well as infrastructure design review, OQYANA-World First project is located 4kms off the coast of Dubai. The efforts also included the evaluation, and management of environmental assessments and oversight of the coordination with the local agencies on the EIS and EIA.

Extension of Tehran Metro Line 6, and Karaj Metro Line 3, Tehran, IRAN

Senior PM Geotechnical Engineer overseeing the subsurface excavation program and assisting with the geotechnical design for major metro lines extension. Tehran Metro Line 6 subsurface program consists of drilling 157 boreholes over 6 Km and Karaj Metro Line 3 subsurface excavation program consists of drilling 700 boreholes over 13 Km. The responsibilities include overseeing the drilling, sampling, in-situ and laboratory testing and preparing geotechnical reports. This is still on progress.

Quality Assurance, Quality Control, Aircraft Maintenance Hanger of U.S. Marine Corps, Quantico, Virginia, USA

Field supervision of foundation construction of an aircraft maintenance hanger for the United States Naval Facilities (NAFVAC). The project involved driving 1400 PCC piles (100 ft) in the shore of Potomac River. In charge of submittal reviews and design changes as field problems were encountered.

Ground improvement for Loyola College Athletic Facility, Baltimore, Maryland, USA

Design and filed supervision of deep dynamic compaction for an old municipal landfill and construction of stone embankments to build an athletic facility on top of the landfill. Monitoring of the horizontal and vertical movements of the embankments as well as the settle¬ment.

AES Sparrow Point Natural Liquid Gas Facility (off shore), Baltimore, Maryland, USA

On shore and off shore environmental/geotechnical investigation and design of pile foundation for natural liquid gas tanks consid¬ering the effect of earthquake.

Dynamic Finite Element Analysis and Seismic Modification of a Compressor Foundation by Ce¬ment Pressure Grouting, Pars Petrochemical Facility, Iran

Improvement of the settlement issue of the foundation of a very sensitive compressor by cement pressure grouting method.

BiCounty Water Main, BiCounty, Maryland, USA

Geotechnical exploration and data compilation for foundation design of a two-mile water main tunnel by drilling approximately 21 boreholes up to depth of 300 ft.

Construction Supervision and Submittal Review, Arlington County Wastewater Treatment Plant, Arlington, Virginia, USA

Construction submittal review and field supervision of construction of pile foundation system for wastewater treatment tanks and equalizers, jack boring for utilities and supervision of support of excavation systems.

Construction Submittal Review, Dulles International Airport 4th Runway, Dulles, Virginia, USA

Construction submittal review of earthwork package including embankments, compactions requirements, geosynthetics implementation and etc.

Construction Submittal Review Metro Rail Project, Virginia, USA

Construction submittal review regarding jack boring for utilities, support of excavation systems and retaining walls.

Clinton Landfill Expansion Engineering and Design; Clinton, Illinois, USA

Performed extensive engineering analyses and design for a major expansion to an existing municipal solid waste landfill. Critical engineering issues that were analyzed included the stability of the waste mass at various stages of development, leachate generation and the performance of the drainage and collection system throughout the landfill life cycle, and study of potential hydrostatic uplift. Evaluated landfill foundation stability, settlement, and stresses within the various geo-synthetic liner and final cover system components. Designed storm water channels, diver¬sion berms, letdown pipes, and sedimentation basins. Obtained various permits from local and Federal EPAs.

Landfill Leachate System Design and Specifications – Major Landfills Expansion and Significant Modifications, Illinois, USA

Performed engineering and design for landfill leachate extraction system. Evaluated leachate transmission pressure piping system for head loss that was used to select the appropriate leachate extraction pumps. Analyzed the ability of the buried HDPE piping to withstand overburden and traffic loading to assure the selected pipe would perform with acceptable deflection and resistance to crushing. Evaluated performance of leachate drainage and liner system using HELP model. Obtained various permits from local and Federal EPAs.

Geotechnical Calculations of Major Landfills Expansion and Significant Modifications, Illinois, USA

Supervised drilling process, performed engineering calculations including bearing capacity, settlement and swell, liquefaction potential and slope stability. Obtained various permits from local and Federal EPAs.

Landfill Final Cover and liner Design, Major Landfill Expansion and Significant Modifications, Illinois USA

Performed engineering calculations for final cover settlement, stress and slope stability and design of anchor trenches.

Storm water Management – Major Landfill Expansion and Significant Modifications, Illinois, USA

Conducted hydrologic and hydraulic evaluation for landfills. The evaluation included estimating runoff from multiple drainage sheds for various precipitation events, open channel flow computations, culvert design, and sedimentation basin designs. The evaluation used to design the facility’s storm water management system.

Road Construction Supervision, IL Rt. 116, Hannah City, Illinois, Del Monte Avenue, Monterey California, USA

Construction supervision and field testing during reconstruction of IL Rt 116 Hannah City, Illinois and Del Monte Avenue, Monterey, California.

Land Development Projects for Residential Sub-divisions, Illinois, USA

Prepared storm water, water, and sewer piping system design for newly developed subdivisions.

Water Quality Monitoring, Tampere, Finland

Study of formation of biofilm on municipal water pipelines, study

the quality of drinking water for a small town, and study of bioremediation of fresh water ecosystems contaminated with PAHs by Arrowhead plant.

Construction Supervision, Demolition of Reston Town Center Ice Rink and Construction of a New Rink, Reston, Virginia, USA

Demolition of an old ice rink with leakage issue (ethylene glycol and methanol) and supervision of the construction of a new one.

Project Management and Field Supervision, San Francisco Bay Area, California, USA

In charge of preparing geotechnical report, foundation design and construction supervision of 45 schools of Mt. Diablo Unified School District, 8 schools of Fairfield Unified School District and Napa Valley Unified School District and 2 schools of Spreckels Unified School District.

Project Management Tehran, Iran

Project management of a large national geotechnical microzonation project for Khuzestan Province, Iran, to address different potential hazards (such as liquefaction, landslide, inundation, tsunami and etc.) threatening the urban areas.

Geotechnical Calculations and Preparation of Reports, Washington DC Metropolitan Area

In charge of supervision of subsurface exploration program and preparing the geotechnical report for numerous complex government, residential and commercial projects in Washington DC, Maryland and Virginia, such as Architect of the Capitol, Southwest Waterfront, Children’s National Medical Center and etc.

EMPLOYMENT HISTORY:

1994 – 1996 : Sharif University of Technology Geotechnical Center, Tehran, Iran, Research Assistant

1996 – 1998 : Tampere University of Technology, Tampere, Finland, Research Assistant

1998 – 2000 : Bradley University, Peoria, Illinois, USA.

Research Assistant and Whitney & Associates Geotechnical Lab (part time), Peoria, Illinois, USA, Lab Assistant

2000 – 2001:Reuttiger, Tonneli & Associates, Chicago, Illinois, USA, Illinois Department of Transportation (Internship), Staff Engineer

2001 – 2003: PDC Technical Services, Inc., Peoria, Illinois, USA. Project Engineer

2003 – 04/2004: ATI Architects and Engineers, San Francisco Bay Area, California, USA, Project Engineer

04/2004- 12/2004: Darya Khak Pay Consulting Engineering, Tehran, Iran, Senior Engineer

08/2005- 06/2008 : Haley and Aldrich, Washington D.C., USA

Project Engineer

06/2008 – 06/2009 : Tetratech FC, Alexandria, Virginia, USA and Tetratech International, Abu Dhabi, UAE, Senior Engineer/Manager

06/2009-present: Darya Khak Pay Consulting Engineering, Tehran, Iran, Senior Engineer/Department Manager

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