Company Overview: Rotho Blaas is an Italian multinational company specializing in advanced technological solutions for the building sector, particularly in wood carpentry. They offer a comprehensive range of products and solutions, making them a key partner for designers and builders.
Global Reach: With over 20 years of international experience and a network of affiliates worldwide, Rotho Blaas ensures high-quality service with a focus on product safety and timely delivery.
Research and Development: The company handles all stages of product development in-house, from initial research to market launch, ensuring complete control over the process. This includes experimental trials and quality assurance checks.
Training and Support: Rotho Blaas offers multilingual training schemes, technical services, and a wealth of online resources, including catalogues, technical sheets, and calculation software. They provide specialized technical assistance and consultancy for designing and implementing safety systems.
Fall Protection Systems: The document details various fall protection systems, including anchor lines, anchor points, and personal protective equipment (PPE). It emphasizes the importance of compliance with EN 795 standards for anchoring devices and the necessity of annual inspections by experienced personnel.
Design and Testing: The design of fall protection systems involves risk analysis, checking roofing structures, and determining the placement of anchor points. The document outlines the testing requirements for anchoring devices, including deformation, dynamic strength, and static strength tests, in accordance with EN 795:2012 and CEN/TS 16415:2013 standards.
Technical Specifications: Detailed technical specifications are provided for various products, including the calculation of tensile strength for connectors and the verification of fastening systems using the MyProject software.
Overview: The document provides detailed specifications and installation guidelines for various anchor line systems used in construction and roofing. These systems are designed to ensure safety and compliance with international standards such as EN 795:2012, CEN/TS 16415:2013, and UNI 11578.
Specifications: The anchor systems are made from materials like stainless steel and zinc-plated steel, offering options for different structural supports including wooden, concrete, and steel structures. The systems are adaptable to various roofing types and include features like controlled deformation devices to reduce load impact.
Installation Procedures: The document outlines installation steps for different anchor systems, emphasizing ease of installation and minimal visual impact. Systems like PATROL-TOWER and PATROL-SHIELD are designed for specific roofing types and include components like energy absorbers and tensioners.
Technical Standards: The anchor systems comply with standards EN 795:2012 and CEN/TS 16415:2013, ensuring they meet static and dynamic strength requirements. The document provides detailed technical specifications, including minimum dimensions and material requirements for different structural supports.
Applications and Versatility: The systems are versatile, allowing for installation on various roofing types, including corrugated, seamed, and flat roofs. They are designed to be unobtrusive and can be installed without drilling, preserving the integrity of the roofing structure.
Accessories and Additional Products: The document lists various accessories and additional products that can be used with the anchor systems, such as sliding devices, terminal elements, and pass-through elements. These accessories enhance the functionality and adaptability of the systems.
Key Data from Tables: The tables provide dimensions, material specifications, and codes for different components of the anchor systems. They also include laboratory-tested strengths and design actions for each system, ensuring compliance with safety standards.
Technical Specifications and Standards: This document outlines various anchoring systems designed for safety and protection in construction environments. The systems comply with standards such as EN 795 and UNI 11578, ensuring both static and dynamic strength requirements are met. The document provides detailed specifications for different types of anchors, including their dimensions, materials, and installation requirements.
Anchor Types and Applications: - HOOK Series: Includes HOOK20, HOOK50, HOOK100, and HOOK140, all designed for use on wood, concrete, and steel structures. They offer a static strength of 13 kN and are suitable for surfaces with inclinations less than 5°.
- KITE: A versatile anchor point made from stainless steel, suitable for multiple environments. It is lightweight, easy to install, and provides a static strength of 12 kN.
- AOS Series: Features a 360° swivel eyelet for freedom of movement, available in various heights and designed for use on wood, concrete, and steel structures. The AOS series supports up to 4 operators depending on the system.
- VARIO: Designed for flat green roofs, this system does not require drilling, thus preventing thermal bridges and maintaining waterproofing.
- DIASAFE: Suitable for flat roofs with slopes up to 5°, this system also avoids drilling to maintain structural integrity.
- POINT Series: Offers quick installation for both wood and concrete structures, with additional safety features for wood installations.
- INDUSTRY-21: An unobtrusive anchor point for seamed metal sheets, ensuring minimal visual impact.
- Mobile Anchoring System: A temporary solution for doors, windows, and skylights, allowing safe access without structural damage.
Installation and Usage Guidelines: The document provides detailed installation instructions, including minimum structural dimensions and specific fastening requirements. It emphasizes the importance of using appropriate tools and techniques to ensure safety and compliance with standards.
Laboratory Testing and Certification: All products have undergone rigorous laboratory testing to verify their static and dynamic strengths. The document references specific pages for detailed test results and design actions.
Additional Products and Accessories: Various additional products and hardware are available to complement the anchoring systems, including chemical anchors and fastening kits. These accessories are designed to enhance the functionality and safety of the primary anchoring systems.
Anchor Systems Overview: The document provides detailed specifications and guidelines for various anchor systems used in construction and safety applications. It includes information on materials, dimensions, and compliance with safety standards.
Specifications: - Anchor systems are available in different sizes and materials, including stainless steel, galvanized steel, and aluminum.
- Specific codes are assigned to each product, indicating weight, material, and packaging details.
- Compliance with standards such as EN 795 B, EN 14122-3, and EN 13374 is highlighted.
Collective Protection Equipment (CPE): - CPE is prioritized over Personal Protective Equipment (PPE) for safeguarding health and safety.
- Temporary and permanent protections are available, compliant with standards EN 13374 and EN 14122-3.
- Products include parapet barriers and skylight nets, designed to prevent falls and ensure freedom of movement.
Parapet Barriers: - Available in modular designs with various accessories for easy installation.
- Different versions cater to specific architectural needs, with options for temporary and permanent installations.
- Compliance with EN 13374 for class A and B certifications.
Fall Protection Nets: - Horizontal and lateral fall protection nets are available in materials like stainless steel and polypropylene.
- Designed for easy installation and adaptability to various structures.
- Certified under EN 1263-1 and other relevant standards.
Personal Protective Equipment (PPE): - PPE includes slings, ropes, helmets, and connectors for fall arrest and positioning.
- Emphasis on proper maintenance and inspection to ensure safety and functionality.
- Equipment must withstand specific loads and be checked regularly for signs of wear and damage.
Maintenance and Safety: - Regular inspections are crucial to identify cuts, abrasions, and other damages that could compromise safety.
- Equipment should be protected from UV degradation, corrosion, and mechanical wear.
- Annual audits by experienced personnel are recommended to ensure compliance and safety.
Anchor Device Configurations and Load Variables: Different configurations of anchor devices result in variable breaking loads. Operators must choose the most suitable installation based on the type of intervention. Key situations include:
- Situation 1: Reduced angle results in optimal load containment.
- Situation 2: Larger angle increases load, requiring attention to the connecting element.
- Situation 3: Heavy and continuous angle leads to excess load.
Operators should always consider load variables when using safety devices for suspended work.
General Principles of Work at Height: Various techniques exist for working at height using ropes, with the choice depending on the intervention's purpose. Key points include:
- Fall arrest systems aim to reduce fall distance, absorb fall energy, and maintain an appropriate position to limit suspension effects.
- Restraint systems prevent operators from reaching fall-risk areas.
- Fall protection systems must ensure arresting forces do not exceed 6 kN.
Operators must be trained for self-rescue and assisting unconscious colleagues.
European Standards for PPE: PPE is categorized into three levels based on risk, with the third category being life-saving devices. Users must undergo specialized training. Key standards include:
- UNI EN 341:1993 - Descenders for rescue
- UNI EN 354:2003 - Cords
- UNI EN 355:2003 - Energy absorbers
- UNI EN 361:2003 - Full body sling
Confined Spaces: Confined spaces pose high risks due to dangerous substances or conditions. Key hazards include lack of oxygen, fires, toxic vapors, and high temperatures. Proper risk assessment and precautionary measures are essential for safety.
Equipment and Kits: Various kits and equipment are available for work at height, including:
- Helmets: Lightweight with chin straps, certified to EN 397.
- Kits: Profi Kit and Base Kit include ropes, bags, and protective gear.
- Slings: Different models with multiple attachment points, certified to EN 361 and EN 813.
Cords and Connectors: Various cords and connectors are available for fall protection and positioning, including:
- SICUROPE: Single and double arm cords with energy absorbers, certified to EN 355.
- ARRESTER: Fall protection and positioning device, certified to EN 12841A/B.
- Connectors: Steel and aluminum options with various certifications.
Reach Trucks and Fall Arrest Devices: Devices include retractable cable and webbing options, certified to EN 360, suitable for horizontal work.
Overview: This document provides detailed specifications and descriptions of various equipment and accessories used for work at height, including anchor lines, tripods, rope ascent devices, confined space equipment, gloves, and fastening systems. It includes product codes, dimensions, weights, and certifications.
1. Accessories for Work at Height: - Includes pulleys, seats for suspension work, rescue triangles, and anchor points.
- Products are made from materials like aluminium and stainless steel, with specific weights and packaging details provided.
2. Tripods: - Three types of aluminium alloy tripods are described, each with different height ranges, base opening diameters, and lifting capacities.
- Accessories include retractable devices, lifting sheaves, and rescue loops.
- Certifications include EN 795/B:2012 and TS 16415:2012.
3. Rope Ascent Devices: - Devices for foot, hand, and ventral locking are detailed, with specifications on rope diameter compatibility and weight.
- Certifications include EN 12841/B and EN 567.
4. Confined Spaces Equipment: - Includes duct fans with specifications on motor power, noise level, and air flow.
- Accessories like air hoses and connectors are also listed.
5. Gloves: - Various types of gloves are described, including cut-resistant and nitrile-coated gloves.
- Certifications include EN 388 and EN 420.
6. Fastening Systems: - Details on countersunk screws and turned washers, including dimensions and mechanical characteristics.
- Installation guidelines and minimum distances for shear loads are provided.
7. Access to Roofing and Safe Routes: - Describes systems for safe access to roofs, including vertical anchor lines, walkways, and ladder hooks.
- Custom design services are available for specific site needs.
8. Certifications: - Various products are certified under standards such as EN 353-1:2002 and CNB/P/11.073.
Specifications: The document outlines the mechanical resistance values and geometry of screws based on ETA-11/0030. The wood density is considered at 380 kg/m3, with characteristic resistances valid for higher densities. Calculations assume screws are fully inserted into wood, and separate sizing and verification are required for wooden elements, panels, and steel plates. Shear resistances are calculated for screws without pre-bored holes, with higher values possible with pre-bored holes. The document references the myProject software for alternative calculation methods and provides a full list of codes and technical data in the "Screws for wood" catalogue.
Procedures: Minimum distances for shear and axial stresses are specified, with different values for screws inserted with and without pre-bored holes. The document provides detailed tables for screw dimensions, packaging, and installation guidelines, including minimum distances and effective thread calculations.
Norms and Standards: Characteristic values comply with EN 1995:2008 and ETA-11/0030. Design values are derived from characteristic values using coefficients according to current regulations. The document also references EN 1993 for threaded rods, nuts, and washers.
Recommendations: For steel-wood joints, minimum spacings can be adjusted by a coefficient of 0.7. The document advises on the use of pre-bored holes for increased resistance and provides guidelines for calculating resistances with X-Lam elements based on panel characteristics and connection configuration.
Key Data from Tables: The tables provide detailed dimensions and mechanical characteristics of VGS connectors, including nominal diameter, head diameter, and characteristic yield moment. Installation guidelines specify minimum distances for shear and axial stresses, with values varying based on screw diameter and insertion method. Static values for tensile strength and pull-through resistance are also detailed, with characteristic and admissible values provided for different standards.
Overview: This document provides technical specifications and guidelines for various types of heavy-duty expansion anchors, including SKR, SKS, ABS, AB1, and AB7 models. These anchors are designed for use in cracked and uncracked concrete, with specific performance characteristics and installation requirements.
Specifications: - SKR and SKS Anchors: Available in sizes ranging from 8mm to 16mm, these anchors are suitable for concrete grades C20/25 to C50/60. They feature hexagonal or countersunk flat heads and are certified for seismic performance and fire resistance.
- ABS Anchors: These anchors are designed for both cracked and uncracked concrete, with a focus on dense materials. They include electrogalvanized carbon steel components and are torque-controlled for secure fastening.
- AB1 and AB7 Anchors: These models offer options for standard and extra-long configurations, with stainless steel and electrogalvanized carbon steel options. They are suitable for high-performance applications in various concrete grades.
Installation Guidelines: - Ensure minimum spacing and edge distances are maintained to achieve optimal performance.
- Follow torque specifications for each anchor type to ensure proper installation and load-bearing capacity.
- Refer to ETA guidelines for installations with reduced spacing or near edges.
Performance Characteristics: - Tension and Shear Values: Detailed tables provide recommended and characteristic values for tension and shear loads in both cracked and uncracked concrete.
- Safety Factors: Admissible values are calculated using material safety factors and additional partial factors for external actions.
- Fire Resistance: All anchors are rated for fire resistance up to R120.
General Notes: - Characteristic values are based on ETA and ETAG001 design methods.
- For installations in concrete with better grades or limited thickness, consult ETA guidelines.
Specifications: The document provides detailed specifications for various anchoring systems, including heavy-duty expansion anchors and chemical anchors. It specifies parameters such as anchor diameter, hole diameter, anchor length, fixing thickness, and tightening torque. The document also includes specifications for different steel grades and their respective failure modes.
Installation Procedures: Installation guidelines are provided for both dry and wet conditions, with specific curing times and temperatures. The document outlines the installation geometry for threaded rods and provides minimum spacing and edge distance requirements.
Standards and Norms: The document references compliance with standards such as LEED® IEQ 4.1, EN 795:2012, and CEN/TS 16415:2013. It also mentions CE Option 1 and seismic performance categories C1 and C2.
Recommendations: Recommendations include using the appropriate torque-controlled expansion for dense materials and ensuring proper spacing and edge distances to avoid strength reduction. The document advises on the use of specific tools and accessories for installation.
Key Data from Tables: The tables provide static characteristic values for different anchor types in both cracked and uncracked concrete. They list permissible static values, effective anchorage depths, and recommended tightening torques for various steel grades.
Critical Information: Critical information includes the need to adjust strength values based on installation parameters and the importance of adhering to specified curing times and temperatures for optimal performance.