SIF Engineering is one of the leading engineering firm with extensive experience in art of drafting & designing services.  We closely work with Architecture firms, Developers and Owners to solve complex engineering challenges. We provide multidisciplinary Architectural & Structural design detailed solutions with sustainable results. We deliver projects with a strong emphasis on scheduling, cost control and quality assurance, while adding significant value to our projects by solving complex constructability issues.

Architectural Design & Drafting
Building Design Services (HVAC)
As –built services -3D Laser Modelling & Laser scanning
Architectural Design & Drafting
  • Architectural Design Basis
  • Architectural Drawings
  • Architectural Building Elevations and Plans
  • Adjacency Diagrams
  • Site layout plan and location plan
  • Acoustic design report
  • Sustainable Design Report
  • Interior design Package
  • Landscaping layout
  • Schedule of Finishes
  • Building illumination scheme
  • Building plans, elevations and section
Building Design Services (HVAC)
  • Design basis requirements
  • Heat Load Calculation
  • Sizing & Selection of HVAC Equipment’s
  • Zoning and Pressurization Diagram
  • Air flow diagrams
  • Heating, Cooling & Ventilation Schematics
  • Control schematics
  • Energy efficiency analysis
  • Equipment general arrangement plan (AHU, Chiller, CT, Pumps, etc)
  • Ducting plan, section and details
  • Acoustic Calculations, Selection of Attenuators and Vibration Pads
  • Plant room layout including detailed sections
  • Reflected ceiling plans
  • Equipment schedules
  • Duct fabrication Drawing


  • Hot & Cold water capacity calculations
  • Sizing & Selection of Calorifiers, Pumps, Water Storage Tanks
  • Pipe sizing for water services
  • Water Services Schematics
  • Water Services Layouts (Plans & Details)
  • Design of Gravity Based Soil & Waste System
  • Soil & Waste Schematics
  • Soil & Waste system Layouts (Plans & Details)
  • Medical Gas & Vacuum Piping Design
  • Fuel Gas Piping Design
  • Gas services Schematics
  • Plant room Layout (Plans & Details)
As –built services -3D Laser Modelling & Laser scanning
  • As-built survey
  • Reality capture or existing conditions survey
  • Construction verification, sequencing, scheduling and simulations
  • Design engineering for facility upgrades or expansions
  • Prefabrication, Clash detection
  • Architectural documentation or historical preservation
  • Calculating volumes, deformation analysis and overhead clearances
  • Virtual design and construction
  • Laser scanning for facility coordination
  • Collecting geospatial data