
Mechanical Construction Course
The Mechanical Construction Course gives you the hands-on technical knowledge to work confidently across steel fabrication, welding, piping, HVAC, and equipment installation. You'll master blueprint reading, precision measurement, and site safety from day one. Whether you're entering the trades or advancing your career, this course builds the skills employers demand on real job sites.
What you'll learn:
In this course, you will build a complete skill set covering structural steel assembly, welding processes, piping system installation, mechanical equipment setup, and HVAC integration. You will learn to read technical drawings and blueprints, select the right materials, and apply workplace safety protocols on any construction site. You will practise SMAW, MIG, and TIG welding techniques and learn to inspect welds to code standards. Piping modules cover material selection, isometric drawing interpretation, and pressure testing procedures. You will also develop project management skills including scheduling, cost control, and site coordination. By the end, you will be prepared to execute and supervise mechanical construction work across industrial and commercial projects.
How you study in practice Mechanical Construction Course
How you practise Mechanical Construction Course
For businesses looking to train their team
With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.
Course content
8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsFoundations of Mechanical Construction
Foundations of Mechanical Construction
Lesson 1 • Technical Drawing and Blueprint Reading
Teaches interpretation of orthographic projections, assembly drawings, and symbols. Blueprint literacy is essential for executing all construction tasks accurately.
Lesson 2 • Measurement and Precision Tools
Introduces calipers, micrometers, levels, and gauges used in mechanical construction. Accurate measurement underpins quality in every subsequent fabrication task.
Lesson 3 • Industry Overview and Career Pathways
Introduces the mechanical construction industry scope, key trades, and professional roles. Provides context for all subsequent technical content.
Lesson 4 • Engineering Materials and Properties
Covers metals, alloys, polymers, and composites used in mechanical systems. Material selection directly affects structural integrity and system performance.
Lesson 5 • Workplace Safety and Hazard Control
Addresses personal protective equipment, lockout/tagout procedures, and hazard identification. Safety compliance is mandatory before any hands-on work begins.
Chapter 2HideHide detailsSee detailsStructural Steel and Framework Assembly
Structural Steel and Framework Assembly
Lesson 1 • Layout and Marking Techniques
Teaches scribing, centre-punching, and template use for accurate steel layout. Precise marking reduces rework and material waste during fabrication.
Lesson 2 • Structural Inspection and Documentation
Introduces visual inspection criteria, non-destructive testing basics, and as-built records. Documentation supports quality assurance and regulatory compliance.
Lesson 3 • Bolted Connection Methods
Explains bolt grades, hole preparation, and torque specifications for structural joints. Proper bolt installation ensures connection integrity under dynamic loads.
Lesson 4 • Steel Member Classification and Selection
Covers wide-flange, channel, angle, and hollow sections and their load applications. Correct member selection prevents structural failure under design loads.
Lesson 5 • Frame Erection and Alignment
Covers column plumbing, beam levelling, and temporary bracing during erection. Alignment accuracy at this stage determines the quality of all downstream work.
Chapter 3HideHide detailsSee detailsWelding Processes and Joint Fabrication
Welding Processes and Joint Fabrication
Lesson 1 • Weld Symbols and Quality Inspection
Teaches reading weld symbols, performing visual inspection, and applying acceptance criteria. Quality control at this stage prevents costly rework in assembly.
Lesson 2 • Welding Fundamentals and Equipment Setup
Covers arc physics, machine settings, and electrode selection for common processes. Correct setup is the foundation of consistent, defect-free weld quality.
Lesson 3 • Gas Metal Arc Welding (MIG/GMAW)
Covers wire feed, shielding gas selection, and transfer modes for MIG welding. MIG is the primary process for high-productivity fabrication shop work.
Lesson 4 • Shielded Metal Arc Welding (SMAW)
Teaches stick welding technique for flat, horizontal, vertical, and overhead positions. SMAW is the baseline process for structural steel and field repair work.
Lesson 5 • Gas Tungsten Arc Welding (TIG/GTAW)
Introduces tungsten electrode preparation, filler rod technique, and joint fit-up for TIG. TIG produces high-quality welds on stainless steel and non-ferrous metals.
Chapter 4HideHide detailsSee detailsPiping Systems Design and Installation
Piping Systems Design and Installation
Lesson 1 • Pipe Materials and Pressure Ratings
Covers carbon steel, stainless steel, copper, and plastic pipe specifications. Material and pressure rating selection determines system safety and service life.
Lesson 2 • Isometric Drawing Interpretation
Teaches reading pipe isometrics, spool sheets, and flow diagrams for installation planning. Isometric literacy enables accurate material take-off and routing decisions.
Lesson 3 • Pipe Fittings, Flanges, and Valves
Identifies elbows, tees, reducers, flanges, and valve types used in process piping. Correct fitting selection ensures leak-free, maintainable system connections.
Lesson 4 • Pipe Cutting, Fitting, and Joining
Covers cutting methods, beveling, fit-up, and joining techniques for various pipe materials. Proper joint preparation is critical to weld quality and system integrity.
Lesson 5 • Pressure Testing and System Commissioning
Introduces hydrostatic and pneumatic testing procedures, leak detection, and punch-list resolution. Successful testing confirms system readiness for operational service.
Chapter 5HideHide detailsSee detailsMechanical Equipment Installation
Mechanical Equipment Installation
Lesson 1 • Rigging and Lifting Operations
Teaches sling selection, load calculation, and crane signal communication for safe lifts. Rigging competency is prerequisite to all equipment placement tasks.
Lesson 2 • Precision Shaft Alignment
Introduces dial indicator and laser alignment methods for coupled rotating equipment. Misalignment is the leading cause of premature bearing and seal failure.
Lesson 3 • Pre-commissioning and Functional Testing
Addresses lubrication, rotation checks, and vibration baseline measurement before startup. Pre-commissioning steps prevent equipment damage during initial operation.
Lesson 4 • Foundation and Baseplate Preparation
Covers anchor bolt layout, chipping, and surface preparation for equipment foundations. A properly prepared foundation ensures stable, vibration-free equipment operation.
Lesson 5 • Grouting and Final Securing
Covers epoxy and cementitious grout mixing, placement, and curing for equipment bases. Proper grouting transfers operating loads uniformly to the foundation.
Chapter 6HideHide detailsSee detailsHVAC and Mechanical Systems Integration
HVAC and Mechanical Systems Integration
Lesson 1 • Ductwork Fabrication and Installation
Covers sheet metal gauges, seam types, and hanger spacing for rectangular and round duct. Airtight ductwork is essential for system efficiency and indoor air quality.
Lesson 2 • System Balancing and Performance Testing
Introduces airflow measurement, water flow balancing, and performance verification procedures. Balanced systems deliver design conditions and minimise energy consumption.
Lesson 3 • Refrigerant Piping and Handling
Teaches refrigerant line sizing, brazing technique, and safe refrigerant handling practices. Proper refrigerant management protects equipment and meets environmental regulations.
Lesson 4 • HVAC System Components and Functions
Identifies air handling units, chillers, cooling towers, and terminal devices. Understanding component function guides correct installation sequencing and coordination.
Lesson 5 • Hydronic Piping and Pump Systems
Covers chilled water and hot water piping layout, expansion tanks, and pump selection. Hydronic systems require precise flow balancing for efficient thermal performance.
Chapter 7HideHide detailsSee detailsAdvanced Fabrication and Precision Machining
Advanced Fabrication and Precision Machining
Lesson 1 • CNC Machine Operation Fundamentals
Covers G-code basics, machine homing, and tool offset entry for CNC mills and lathes. CNC operation enables repeatable, high-accuracy part production at scale.
Lesson 2 • Turning and Milling Operations
Teaches facing, turning, boring, and milling operations for producing mechanical components. Correct cutting parameters extend tool life and achieve surface finish requirements.
Lesson 3 • Quality Control in Fabrication
Introduces first-article inspection, statistical process control basics, and non-conformance reporting. Systematic quality control reduces scrap and ensures customer specifications are met.
Lesson 4 • Custom Bracket and Support Fabrication
Applies layout, cutting, and welding skills to fabricate custom structural supports. Custom fabrication solves field installation challenges not addressed by standard components.
Lesson 5 • Precision Fitting and Assembly
Covers interference fits, clearance fits, and selective assembly techniques for mating parts. Correct fit selection ensures proper function and ease of maintenance.
Chapter 8HideHide detailsSee detailsProject Execution and Site Management
Project Execution and Site Management
Lesson 1 • Material and Equipment Procurement
Addresses material take-off, vendor qualification, and expediting for construction projects. Timely procurement keeps installation crews productive and on schedule.
Lesson 2 • Site Coordination and Trade Interfaces
Covers coordination meetings, clash resolution, and interface management between trades. Proactive coordination prevents costly rework caused by conflicting installations.
Lesson 3 • Cost Control and Change Management
Introduces earned value analysis, variation order processing, and budget variance reporting. Cost control skills protect project profitability and client relationships.
Lesson 4 • Construction Planning and Scheduling
Covers work breakdown structures, critical path method, and resource-loaded schedules. Effective planning prevents delays and cost overruns on mechanical projects.
Lesson 5 • Project Closeout and Handover
Covers punch-list management, as-built documentation, and formal handover procedures. Thorough closeout ensures client acceptance and releases final contract payments.
Your valid completion certificate
This course is for you:
Apprentice tradespeople: ready to build a strong technical foundation fast.
Construction labourers: looking to move into skilled mechanical trade roles.
Military veterans: translating hands-on service experience into civilian trade careers.
Maintenance technicians: seeking formal training to back up years of field experience.
Career changers: leaving office work to pursue a well-paying skilled trade.
Junior site supervisors: needing deeper technical knowledge to lead crews confidently.
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