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Tuffwall inc engineering consultants
tuffwall inc, engineering contractors
EDUCATION & REGISTRATION:
  • California, Register Professional Civil Engineer License No. C 036476 (1983)
  • General Building Contractor License No. B349470 1978
  • Mechanical & Heating & Air Conditioning C-20 License. NO. 349470 (1984)
  • B.S. Engineering. San Jose State University San Jose California (1975).
EXPERIENCES:
1977 Present.  Tuffwall, Inc. Oakland CA.

PRINCIPLE ENGINEER to provide advanced analytical Engineering, designs and graphics to implement analytical methods. The capabilities and area of specializations includes:

  • FOUNDATIONS AND SITE DEVELOPMENT STRUCTURES.

  • PIPING, PRESSURE VESSELS AND MECHANICAL COMPONENTS.

  • CONSTRUCTION DRAWINGS AND SPECIFICATIONS.

  • CONSTRUCTION MANAGEMENT SERVICES.
Methods and computer analysis are as follows:
FOUNDATIONS, SITE DEVELOPMENT:
MTI Software program and Retain Pro  are used for retaining Wall Design, Foundation Design Package, Pole Embedment, isolated Footing, Pier and Grade Beam Design. Also Provide designs for Foundation Repair, Structural leveling, Drainage systems, Settlement repair, hillside stabilization and cost effective innovative solution for concrete crack sewing.

Drafting includes Site Development Drawings and Tentative Map, Shoring & Erosion control, using, AUTOCAD, POWERCADD and traditional Drafting methods.
STRUCTURE:
Analytical Beam software by Tuffwall, Inc. and  WOODWORKS are used for analysis and economical design of Beams and columns. The analytical finite element computer program is utilized for complex structural analysis.

I have also developed a computer program to calculate the Shear forces due to seismic criteria set by CUBC. (2007) With the use of above mentioned computer capabilities I perform complete Structural Design, Analysis, Seismic Evaluation& upgrading, Investigation of Structural Failures and Seismic Retrofits.
PIPING, PRESSURE VESSELS, MECHANICAL COMPONENTS:
With the use of  Finite Element method I provide mathematical models and the calculation of Stresses, Deflections in Component and Supports using the following codes:

  • Section III pressure Vessels
  • Nuclear Power piping ANSI B 31.7
  • Petroleum Refinery piping ANSI B 31.3
  • Power Piping ANSI B 31.1
Also provide complete Designs of Equipment Hangers and Support systems; evaluate the effect of utilizing different Stiffness and Damping factors.
CONSTRUCTION DRAWING & SPECIFICATION:
Complete Construction Documents and Specifications are produced both with the use of AUTOCAD and POWERCADD and traditional drafting.

Coordination between discipline, detail drawing check for code compliance and interfaces.
CONSTRUCTION MANAGEMENTS SERVICES:
With use of the latest state of the art computer program I have set up the system to utilize both spread sheet and customize computer program to bring the quality management to monitor the progress of construction, CPM Schedules, budget, specification and Code compliance.

Additional experience include; Cost Analysis, value Engineering, Document analysis, Contractors Evaluations, create Bid Package, Evaluate the Bids, Bid negotiation, change orders, Construction observations, payment request analysis, Material testing, Safety analysis, Interface with Building officials, Federal & State Certifications, Quality assurance, and submissions of reports.
FEB.1983 to 1976.  GENERAL MECHANIC CONSTRUCTION CO., INC. Oakland, CA.
  • Design & Building of the following project:
  • Lawrence Livermore Water Supply Chlorination.
  • Point Rays National Seashore Water Supply Rehabilitation.
  • Moffit Field Underground Hazardous waste Disposal.
  • Mare Island Underground Fuel Storage Facility.
Feb.81 FREDRIKSEN ENGINEERING, Co. Oakland, CA

1977   GENERAL ELECTRIC (Advance Nuclear Reactor Technology) Sunnyvale, CA.

1976   ATOMIC ORGANIZATION OF IRAN

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