Technical Name: WATERPROOFING SERVICES COURSE NR 18 – SAFETY AND HEALTH CONDITIONS AT WORK IN THE CONSTRUCTION INDUSTRY
Reference: 171047
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Waterproofing Course in English
The purpose of the Waterproofing Course in English is to enable the participant to understand, evaluate, and apply waterproofing techniques with safety and precision. Throughout the training, they recognize how the use of heat sources, chemicals, gases, and membranes interacts with the work environment, requiring strict control of operational conditions. As they progress, the student masters practices that reduce failures, prevent accidents, and ensure continuity of the waterproofing system.
In addition, the course strengthens the ability to interpret and apply the requirements established by Regulatory Standard NR 18, which guides health and safety conditions in the construction industry. In this way, the professional becomes capable of acting with technical responsibility, making informed decisions aligned with standards of collective protection, area isolation, fire prevention, and safe handling of heating equipment.

Precision spraying technique demonstrating controlled application and proper handling of pressurized equipment.
Who is responsible for ensuring safe operating conditions during waterproofing activities?
The responsibility for establishing safe operating conditions begins with the trained worker who executes the waterproofing service. This professional evaluates heat sources, material behavior, gas cylinder placement and environmental stability before proceeding, maintaining control over variables that influence operational safety. By acting proactively, the worker strengthens the reliability of the activity.
Supervisors also hold a decisive role, since they validate procedures, authorize the use of heating systems and verify that environmental conditions comply with required safety criteria. Through oversight, documentation and coordination, they reinforce the structure that sustains a safe workflow. When both levels act in alignment, the entire operation gains consistency and predictability.
When should the area be isolated and signposted during waterproofing work?
Before initiating any activity involving heat, gas or chemical emissions, the worker must decide whether isolation and signage are necessary. This decision protects surrounding personnel, reduces ignition probability and organizes the environment so the application proceeds without interference. As conditions evolve, the professional reassesses isolation to maintain full control.
| Condition Observed | Required Isolation Action |
|---|---|
| Presence of heating equipment | Establish perimeter and restrict circulation |
| Use of gas cylinders | Apply visible fire-risk signage |
| Limited natural ventilation | Increase airflow and restrict entry |
| Detection of flammable vapors | Block access and intensify monitoring |
| Overlapping teams in the same area | Separate work fronts and identify hazards |
Waterproofing Course in English: A heating reservoir requires specific safety conditions
Before starting the heating process, the worker confirms that the reservoir meets structural, mechanical and environmental safety prerequisites. These checks ensure temperature stability, prevent vapor accumulation and reduce the risk of accidental ignition.
Technical manual available
Safety vent present
Temperature gauge active
Adequate ventilation ensured
Leveling completed
Warning signage positioned

Surface coating process performed with uniform spray distribution to ensure adhesion and consistent waterproofing performance.
Why must ventilation be carefully controlled during waterproofing operations?
Ventilation must be controlled because vapors from heated membranes and solvent-based materials can accumulate rapidly and create hazardous atmospheres. By maintaining airflow, the operator prevents concentration buildup and reduces the likelihood of ignition or inhalation risks. This control becomes even more relevant when heat application intensifies vapor release.
In addition, proper ventilation stabilizes working conditions by improving visibility and thermal comfort. As air circulates, curing reactions become more uniform and membrane handling becomes safer and more precise. This enables the worker to maintain focus on technique rather than environmental unpredictability, elevating both safety and final quality.
What factors determine the correct type of waterproofing system to apply?
Choosing the ideal waterproofing system depends on material behavior, structural characteristics and environmental variables that influence long-term performance. The worker examines these conditions to ensure compatibility and prevent premature failure.
| Selection Factor | Influence on Waterproofing Choice |
|---|---|
| Substrate moisture level | Defines need for rigid or flexible systems |
| Structural movement behavior | Guides the use of elastomeric or cementitious membranes |
| Exposure to pressurized water | Determines whether negative-pressure materials are required |
| Application environment | Establishes heat-application control and ventilation needs |
| Durability expectations | Supports choice between polymeric, asphaltic or cement-based materials |
Waterproofing Course in English: The gas cylinder location follows strict criteria
Before using heating equipment, the worker evaluates the environment to ensure that the cylinder remains stable, ventilated and separated from ignition points. These criteria prevent accidental heating and reduce risks associated with pressurized gas release.
Area isolated
Signage visible
Ventilation confirmed
Fire-risk protection present
Separated from heating equipment
Where should workers focus their attention to prevent accidents during membrane application?
Workers should direct attention to heat direction, substrate response and vapor movement across the application area. These elements signal early warnings of overheating, adhesion failure or vapor concentration, allowing immediate correction. Through continuous observation, the operator maintains operational stability and reduces exposure to uncontrolled variables.
Simultaneously, the professional must focus on corners, transitions and overlaps, as these points frequently accumulate tension and become vulnerable to leakage. By monitoring technique and environmental feedback together, the worker strengthens the integrity of the system and prevents defects that compromise long-term performance.

Worker using respiratory protection and spray equipment to maintain safety and stability during material application.
What is the important of Waterproofing Course in English?
The importance of the Waterproofing Course in English lies in developing the professional’s ability to interpret risks, control critical variables, and apply waterproofing systems with technical precision. During the activity, the worker handles heat sources, flammable vapors, solvents, gas cylinders, and materials that require careful manipulation. By acquiring this knowledge, the participant increases operational autonomy and drastically reduces the probability of failures, rework, and accidents, resulting in safer and more durable construction projects.
Furthermore, the course strengthens the understanding of the requirements established by NR 18, a standard that guides the minimum levels of protection, area isolation, fire control, and organization of the work environment. By aligning daily practice with these requirements, the professional ensures technical compliance, improves operational performance, and stands out as an agent of safety and quality within the construction site.
Click the Link: Criteria for Issuing Certificates in accordance with the Standards
Vocational Free Training Basic Concepts (Does not replace Academic Education or Technical Training)Certificate of Completion
Waterproofing NR 18 Course
WATERPROOFING SERVICES COURSE NR 18 – SAFETY AND HEALTH CONDITIONS AT WORK IN THE CONSTRUCTION INDUSTRY
Course Load: 04 Hours
MODULE 1 – Fundamentals of Waterproofing Activities (1 Hour)
Scope and purpose of waterproofing in construction environments
Typical accidents in waterproofing works
Key concepts: heating systems, flammable materials, confined surfaces, open-flame tools
Identification of unsafe conditions before starting the activity
Essential preventive actions for risk minimization
Critical behaviors that lead to incidents during waterproofing operations
MODULE 2 – Risk Assessment, Area Isolation and Operational Control (1 Hour)
Potential risks inherent to the work and how to recognize them
Preventive measures and anticipation of hazardous scenarios
Isolation of the area: criteria, placement, visibility and communication
Warning signs: types, positioning and meaning
Ventilation requirements for safe work (natural and forced airflow)
Housekeeping: organization, cleaning and removal of combustible residues
MODULE 3 – Heating Equipment, Gas Systems and Safe Handling (1 Hour)
Safe operation of heating equipment and hot-applied systems
Gas heating systems: structure, components and operating sequence
Gas cylinders: transport, storage and workplace positioning
Requirements for isolated, signposted and fire-protected zones
Separation between cylinders, heating equipment and application areas
Heating reservoir operation
Emergency behavior in case of overheating, leaks or ignition sources
First-aid fundamentals for burns and thermal injuries
MODULE 4 – Types of Waterproofing Systems and Application Characteristics (1 Hour)
Rigid Waterproofing
Flexible Waterproofing
Specific application conditions, limitations and operational controls
Completion and Certification:
Practical Exercises (when contracted);
Evidence Records;
Theoretical Evaluation;
Practical Evaluation (when contracted);
Certificate of Participation.
NOTE:
We emphasize that the General Normative Program Content of the Course or Training may be modified, updated, supplemented, or have items excluded as deemed necessary by our Multidisciplinary Team. Our Multidisciplinary Team is authorized to update, adapt, modify, and/or exclude items, as well as insert or remove Standards, Laws, Decrees, or technical parameters they consider applicable, whether related or not. The Contracting Party is responsible for ensuring compliance with the relevant legislation.
Waterproofing NR 18 Course



