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.
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
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.
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
Waterproofing NR 18 Course
Inexperienced Participants:
Minimum credit hours = 08 hours/class
Experienced Participants:
Minimum credit hours = 04 hours/class
Update (Recycling):
Minimum credit hours = 02 hours/class
Updating (Recycling): The employer must carry out periodic training Annually and whenever any of the following situations occur:
a) change in work procedures, conditions or operations;
b) event that indicates the need for new training;
c) return from work leave for a period exceeding ninety days;
d) change of company;
e) Exchange of machine or equipment.
Waterproofing NR 18 Course
Waterproofing NR 18 Course
Normative references when applicable to applicable devices and their updates:
NR 01 – Disposições Gerais e Gerenciamento de Riscos Ocupacionais (General Provisions and Occupational Risk Management)
NR 18 – Condições de Segurança e Saúde no Trabalho na Indústria da Construção (Safety and Health Conditions at Work in the Construction Industry)
NR 23 – Proteção Contra Incêndios (Fire Protection)
ABNT NBR 9574 – Execução de impermeabilização (Execution of Waterproofing)
ABNT NBR 9575 – Impermeabilização – Seleção e projeto (Waterproofing – Selection and Design)
Protocol – Guidelines American Heart Association;
ISO 10015 – Gestão da qualidade – Diretrizes para treinamento – (Quality management – Training guidelines);
ISO 45001 – Sistemas de gestão de saúde e segurança ocupacional – Requisitos com orientação para uso – (Occupational health and safety management systems – Requirements with guidance for use);
Note: This Service exclusively meets the requirements of the MTE (Ministry of Labor and Employment) when dealing with other bodies, inform in the act of request.
Waterproofing NR 18 Course
Waterproofing NR 18 Course
TECHNICAL CURIOSITIES – WATERPROOFING NR 18 COURSE:
Temperature Changes Membrane Performance
The efficiency of many asphalt membranes changes significantly with ambient temperature. In very cold conditions, flexibility decreases and the risk of cracking increases. In hot environments, curing time accelerates and reduces the safe application window.
The Substrate Defines the System’s Service Life
The durability of a waterproofing system depends more on substrate preparation than on the material itself. Poorly leveled surfaces or residual moisture can cut expected performance in half.
Directed Flame Alters Adhesion
The way the torch flame is directed during membrane application directly affects adhesion. A flame too close can burn the polymer, while a flame too far prevents proper fusion.
Our pedagogical project follows the guidelines imposed by Regulatory Standard nº1.
After payment is made, Purchase Order, Contract signed between the parties, or other form of closing confirmation, the teaching material will be released within 72 working hours (up to 9 days), due to the adaptation of the syllabus and compliance with the Standards Techniques applicable to the scenario expressed by the Contracting Party; as well as other adaptations to the didactic material, carried out by our Multidisciplinary Team for technical language according to the student’s nationality and Technical Operational and Maintenance Instruction Manuals specific to the activities that will be carried out.
OTHER ELEMENTS WHEN APPLICABLE AND CONTRACTED:
Typical accidents in waterproofing works:
Potential risks inherent to the work and preventive measures;
Operation of heating equipment safely;
Conduct in emergency situations, including notions of rescue techniques and first aid (especially in the case of burns);
Isolation of the area and warning signs;
Gas heating systems;
Transport and application of waterproofing in buildings;
gas cylinders;
Isolated, signposted, ventilated, protected against fire risk;
Separate from the place of installation of heating equipment;
Heating reservoir:
Technical operation manual available to workers;
Cover with safety vent;
temperature gauge;
Natural or forced ventilation;
leveling;
Isolation and warning signage;
Cleaning and organization;
Rigid waterproofing type:
Waterproof mortar with hydrotugo additive;
Polymer-modified mortar Polymeric mortar;
Crystallizing cement for negative pressure;
Polymer-modified cement;
epoxy membrane;
Flexible waterproofing type:
Modified asphalt membrane without polymer addition;
Modified asphalt membrane with polymer addition;
Asphalt emulsion membrane;
Elastomeric asphalt membrane in solution;
Polychloroprene and chlorosulfonated polyethylene elastomeric membrane;
Polysobutylene isoprene (1.I.R) elastomeric membrane, in solution;
Styrene-butadiene-styrene (S.B.S) elastomeric membrane;
Styrene-butadiene-ruber (S.B.R.) elastomeric membrane;
Polyurethane membrane Asphalt-modified polyurethane membrane;
Polymer membrane with cement Acrylic membrane;
asphalt blankets;
Polyvinyl chloride blanket (PVC);
High density polyethylene (HDPE) blanket;
Ethylene-diene-monomer elastomeric mat — EPDM;
Polysobutylene isoprene (IIR) elastomeric mat;
Specific conditions.
Activity Complements:
Awareness of Importance:
APR (Preliminary Risk Analysis);
PAE (Emergency Action Plan;
PGR (Risk Management Plan);
Understanding the need for the Rescue Team;
The importance of knowledge of the task;
Accident prevention and first aid notions;
Fire protection;
Perception of risks and factors that affect people’s perceptions;
Impact and behavioral factors on safety;
Fear factor;
How to find the fastest and easiest way to develop Skills;
How to control the mind while working;
How to administer and manage working time;
Why balance energy during activity in order to obtain productivity;
Consequences of Habituation of Risk;
Work accident causes;
Notions about the Tree of Causes;
Notions about Fault Tree;
Understanding Ergonomics;
Job Analysis;
Ergonomic Hazards;
Hazard Communication Standard (HCS) – OSHA;
Practical exercises:
Registration of Evidence;
Theoretical and Practical Assessment;
Certificate of participation.
Waterproofing NR 18 Course
Learn More: Waterproofing NR 18 Course
18.7.7 Waterproofing services
18.7.7.1 The heating, transport and application of waterproofing services in buildings must comply with current national technical standards.
18.7.7.2 The heating tank must have:
a) name and CNPJ of the manufacturing or importing company in indelible characters;
b) technical operation manual available to workers;
c) cover with safety vent;
d) temperature gauge.
18.7.7.3 The place of installation of the heating tank must:
a) have natural or forced ventilation;
b) be level;
c) have isolation and warning signs;
d) be kept clean and organized.
18.7.7.4 The storage of products used in waterproofing operations, including gas cylinders, must be carried out in an isolated, signposted, ventilated place, protected against the risk of fire and separate from the place where the heating equipment is installed.
18.7.7.5 Gas heating systems must meet the following requirements:
a) gas cylinders must have a capacity of at least 8 kg (eight kilos);
b) gas cylinders must be installed at least 3 m (three meters) from the heating equipment;
c) gas cylinders with a capacity equal to or greater than 45 kg (forty-five kilos) must be
On wheels;
d) flexible tubes or hoses of at least 5 m (five meters) must be used, provided for in current national technical standards.
18.7.7.6 The gas heating system must be inspected for leaks at each intervention.
18.7.7.7 Cleaning and maintenance of heating equipment must follow the manufacturer’s recommendations.
18.7.7.8 In waterproofing services, it is prohibited:
a) use wood heating;
b) move heating equipment with the lid unlocked.
S: NR 18
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Waterproofing NR 18 Course: Consult us.
