Installation guide: “ADJUSTABLE U TYPE SYSTEM FOR EDGE PROTECTION WITH SAFETY NETS”
54Pages

Installation guide: “ADJUSTABLE U-TYPE SYSTEM FOR EDGE PROTECTION WITH SAFETY NETS

INDEX INDEX 1. SYMBOLS: Meaning and Use. 2. PRELIMINARY INFORMATION. 2.1. Contents and recipients of the manual. 2.2. Staff qualification. 2.3. Manufacturer's liability. 3. SAFETY AND ACCIDENT PREVENTION 4. INTRODUCTION. 5. DEFINITIONS. 6. DESCRIPTION OF THE COMPONENTS OF THE "ADJUSTABLE ARM" SYSTEM. 6.1. General components. 6.2. Auxiliary Components. 7 USAGE SETTINGS. 7.1. Configuration Type. 7.2. Possible configurations. 7.3. Special settings. 8 INSTALLATION. 8.1. Assembly of the special component for metallic structure. 8.2. Fixation of the special component to the structure. 8.3. Fixing...

www.visornets.com VISOR FALL ARREST NETS S.L. (+34) 966 792 018 Poligono Industrial Los Barrios (+34> 966 792 874 C/Los Alamos, 9 03179 Las Heredades comarcialevisornets.com 3 (Rojales) Alicante. Spain international@visornets.com

www.visornets.com VISOR FALL ARREST NETS S.L. (+34) 966 792 018 Poligono Industrial Los Barrios (+34> 966 792 874 C/Los Alamos, 9 03179 Las Heredades comarcialevisornets.com 4 (Rojales) Alicante. Spain international@visornets.com

2. PRELIMINARY INFORMATION 2.1.Contents and addressees of the manual This use and maintenance manual, produced by the company RETIBREMBO srl by Visornets, refers to the use of the "Adjustable Arm" system integrated with safety nets, for temporary edge protection: • RETIBREMBO srl: Registered office: viale Vittorio Emanuele II n. 43 - 24121 Bergamo (BG) Operational headquarters: via Brughiera 21 - 24100 Palazzago (BG) Tel. +39 0356315134 Fax. +39 035553706 Email: info@retibrembo.com • VISORNETS SL: Avda. Los Alamos, 9 - Pol. Ind. Los Barrios - 03179 Las Heredades -Rojales (Alicante) - Spain...

2.3.Manufacturer's liability With reference to what is indicated in this manual, the company RETIBREMBO srl by Visornets responds to the characteristics and qualities of the materials. Declines all responsibility in case of: • non-compliance or incorrect observance of the instructions provided in this manual. • use of the system contrary to safety and accident prevention regulations. • incorrect choice and preparation of the structures on which the system will be fixed. • incorrect choice and preparation of anchor accessories. • Failure to comply with the directives contained in the safety...

3 Visor FallArrestNets www.visornets.com 4. INTRODUCTION Edition of the manual: September 2018 Last revision of the manual: May 2022 The "Adjustable Arm" system with U-type safety nets is designed to protect the edges of buildings during construction or maintenance, eliminating the possible risk of workers falling from heights and the risks derived from falling objects. The positioning of the system allows complete mobility of workers over the protected area in all work operations. This manual is a standard to carry out the assembly and disassembly of the system. Directive 89/391/CEE,...

5.5. Mesh rope Rope from which the meshes of a net are manufactured. 5.6. Border rope Rope which passes through each mesh at the perimeter of a net and determines the perimetric dimensions of the safety net. 5.7. Tie rope Rope used for securing the border rope to a suitable support. 5.8. Coupling rope Rope that joins two or more safety nets together. 5.9. Types of rope: K-TYPE ROPE: Border rope without ends. Minimum tensile strength: 30kN. L-TYPE ROPE: Tie rope with a loop. Minimum tensile strength: 30 kN If the net is held by a single rope 15 kN if the net is secured with a double pass...

5.10. Test mesh Section of mesh which is attached into the safety net and which can be removed to determine any deterioration due to ageing without impairing the performance of the net 5.11. Supporting framework Structure to which nets are attached and which contributes to the absorption of kinetic energy in case of dynamic actions. 5.12. Class Classification for the net respective to energy absorption capacity and mesh size. 5.13. System Assembly of safety net components, which forms an equipment to be used in accordance with the instruction manual. 6.DESCRIPTION OF THE COMPONENTS OF THE...

6.1 DESCRIPTION OF THE GENERAL COMPONENTS 6.1.1 Counter base (REF: BA-2402) S-275JR contrabase base fixed with at least 4 threaded rods M12 x 100 mm or 120 mm, subject to accurate verification of the bracket. 6.1.2 Metallic structure support (REF: BA-2404) • Anchorage fixed with tensioning straps + ratchets. Anchorage with fixing system using high tenacity polyester straps with manual ratchet. The minimum load of the straps used for fixing the bracket must withstand at least 40 kN, maintaining at all times an adequate fixing tension to the supporting structure. • Structure support fixed by...

6.1.3 Graduated base plate (REF: BA-2405) This base plate is suitable for pitched roofs between 0° and 60° and can be positioned horizontally on the beams and vertically on the pillars. It is the support element for the adjustable arm and thanks to its holes it can be positioned from 0° to 90°, at intervals of 15°. Weight: 5 kg. Steel tube S-235JRH, square section 50x50 mm, 3 to 4 mm thick, with two welded plates at one end to house the adjustable upper arm, which will form a joint. Weights according to length: 5 to 7 kg. Can be: L = 0.50 ml L = 1.00 ml L = 0.50+ 1.00 ml 6.1.5 Articulated...

6.1.7 Arm extender (REF: BA-2400) S-275JR steel tube with a square section of 40x40 mm, 3 mm thick, extendable up to a maximum of 1.00 m, with a welded ring at its upper end to tie the net. It constitutes the support structure of the system's safety net. Weight: 7 kg 6.1.8 “U”-type safety net The U-type safety nets of the “Adjustable Arm” protection system are made of high tenacity polypropylene or polyamide and have been tested according to the current EN 1263-1 standard, class A2. The net is made with 60 mm or 100 mm square mesh. As additional protection against falling objects, there is...