Drafting/3D Modeling:

Our drafting services include but not limited to the following. Please contact us for any services not listed here.

  • Develop 3D model for solid items, piping and entire Plant
  • Prepare Design drawing for Foundations and Structures
  • Construct Layout/ Plot Plan
  • Review/Prepare Fabrication shop drawings
  • Prepare As-built/Redline drawing


Piping and Plant Layout:

We have expertise in conceptual design, feasibility study, and detailed design. Our piping services include but are not limited to the following:

  • Preparation of Design Criteria
  • Leading preparation of Equipment General Arrangement
  • Estimation of time and material
  • Routing pipelines
  • Preparation of Piping Material Specification (PMS)
  • Inputting detailed data into 3D models
  • Annotation and Extraction of Isometric drawings
  • Annotation and Extraction of Piping Plan and Sections
  • Extraction of Material List
  • Preparation of Piping General Layout (2D)
  • Preparation of Piping Isometric drawings
  • Flexibility and Stress Analysis
  • Support design


Hydraulic Calculation:

We have engineers who have years of proven experience in modeling pressurized and gravitational piping systems for clients in all industries, including municipal, buildings, mining, pulp & paper, and oil & gas. The value our engineers add to projects comes from their creativity and years of experience in both engineering and construction field work. They analyze and optimize the cost of projects and deliver hassle-free designs right off the bat, at study or design phases of projects. We analyze the systems for all fluid services including water, wastewater, stormwater, cooling water, firewater, slurry, natural gas, propane, LPG, and other hydrocarbons.

Preparation of Specifications:

We have gathered years of experience worth of expertise in preparation of design criteria, data sheets, and project specifications for equipment including pressure vessels, tanks, special equipment, packages, slurry pumps, process pumps, utility pumps, metering pumps, compressors, fans, blowers, heat exchangers, boilers, loading arms, deaerators, reactors, vessels, etc.

Selection of Equipment:

We calculate, size, and select all sort of equipment including pumps, compressors, blowers, fans, storage tanks, pressure vessels, air handlers, chillers, filters, scrubbers, cooling towers, etc. Our engineers have competencies needed for all range of projects from below one million dollars in small projects up to multi-Hundred million dollars in mega projects. We serve all industries including but not limited to buildings, municipal, mining, pulp & paper, power plants, and oil & gas.

Fire water system design:

We design pump stations, bypass control valves, jockey pumps, distribution network, hydrants, monitors, tanks rings and wet and dry sprinkler systems.

Fall Protection system design:

Our Fall Protection consulting services will help you implant preventive measures that comply with applicable laws and regulations. During the analysis of your needs, we apply risk prevention principles and eliminate risks at the source. The members of our technical team are professionals who are dedicated to serving you and to identify with you the safest solutions at the best possible price for your company. Our consulting services include:

  • An analysis of your needs
  • Help in drawing up estimates and the development of preventive measures.
  • The analysis and inspection of existing protection systems.
  • Legal expertise and validation of protection methods and equipment in the event of an incident or accident.

CWB Engineering Services:

In British Columbia and throughout Canada, it is a legal requirement that all steel structures be fabricated and erected by CWB (Canadian Welding Bureau) certified companies.

To be certified, a company must employ or retain a CWB certified welding engineer. Petro Sadr provides CWB Retained Engineer services to companies that require CWB certification as one component of their structural steel fabrication and erection operations.

Petro Sadr's CWB certified welding engineers will guide your company through the process of obtaining and maintaining CWB certification (CSAW 47.1), including:

  • A due diligence review and assistance in meeting the CWB application criteria
  • Making the initial application
  • Developing Welding Procedure Specifications
  • Developing Welding Procedure Data Sheets
  • Acting as Retained Engineer
  • Visiting your site periodically and completing the required ongoing documentation for your company records
  • Advising you in all aspects of maintaining compliance (as per CSAW 47.1 and CSA W59)

Petro Sadr specializes in CWB Retained Engineer services for companies that perform steel fabrication and erection as a minor component of their total service package. By using Petro Sadr 's Retained Engineer services, these companies eliminate the expense of hiring a full-time CWB Certified Engineer yet maintain full legal compliance.

Contact Petro Sadr today to discuss your company's CWB Certification needs.



We deliver the best services in design of Heating, Ventilating, and Air Conditioning systems for residential, commercial, and industrial buildings. What we care about the most, doing this material task, is combining engineering competencies with art. We deliver optimum designs that satisfies the expectation of our clients with respect to quality, economy, and aesthetics. We are specialists in avoiding un-necessary costs, performing optimum designs, considering operation and maintenance requirements, and considering the harmony with architectural features. And when it comes to industrial services, we are as practical and considerate as our clients expect. The industries we serve with their HVAC needs are including but not limited to buildings, municipal, mining, pulp & paper, power plants, and oil & gas.


Plumbing / Fire water systems:

We design pump stations, storage tanks, bypass control valves, jockey pumps, distribution network, hydrants, monitors, tanks rings, wet and dry sprinkler systems, hot water, cold water and sewer system for residential, commercial, and industrial buildings.

The engineers we employ for designing the mechanical systems for your building are the ones who have mixed their knowledge of hydraulics, flexibility, and control with many years of proven field engineering and millwright experience. We are certain that our designs save a lot of money to our clients by avoiding extra costs transferred to procurement, construction, or operation of systems. We will be pleased to sit with potential clients to explain our HOW TO’s and giving them piece of mind in their decisions to start new projects.