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FALLING ROCK PROTECTION
100 kJ - 0/A crash test certified  
500 kJ - 2/A crash test certified  
1.000 kJ - 3/A crash test certified  
2.000 kJ - 5/A crash test certified  
3.000 kJ - 6/A crash test certified  



ETAG 27 guideline for
European Technical approval
of Falling Rock Protection Kits
pdf 1,6 MB

ETAG


FALLING ROCK PROTECTION
RAV_6/A - 3.000kJ
CRASH TEST CERTIFIED


The falling rock protection mod. RAV_6/A is a structure produced under UNI-EN-ISO9001:2000 quality certification suitable to prevent phenomena of falling rocks with energy development up to 3.000 kJ.

Thanks to the maximum versatility of the system, the falling rock protection mod. RAV_6/A can be used as deformable passive protection to preserve built-up areas, roadways or railways
.


GENERAL FEATURES OF THE SYSTEM
The basic features which optimize the use of the falling rock protection mod. RAV_6/A in every environmental condition are:

adaptability to every morphologic and geo-morphologic situation, thanks to the system modularity, the matching of particular special pieces and the versatility of the foundation structures, easily adaptable to the real geotechnical characteristics of the ground;
easy and economical installation, thanks to the system modularity, the easiness of the installation of the single components and the reduced number of drillings;
easy and economical maintenance, thanks to the system modularity and the simplicity of disassembly and assembly of the single components;
flexible system with low entity forces acting on the single components;
contenute limited post-impact elongation with net fence residual height as per Category "A" – ETAG 27 guideline;
free movement of the net fence, thanks to its position as regards the posts and the lack of downstream cables;
excellent response to simultaneous impacts on more net fences or to secondary impacts on the same net fence, due to the link of all the panels and the interaction of the whole front during the impact;
no environmental impact thanks to the transparency of the structure and the structural lightness of its components.

 Clic on images
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3000kJ
3000kJ
3000kJ
Falling Rock
Protection
RAV_6A 3.000kJ
Summary of the results of the
MEL (Maximum Energy Level) test
campo prove Tested Falling Rock Protection
Mod. RAV_6/A
MEL 3.000 kJ
Residual height category A
ref. ETAG 27
Impact energy: 3.028kJ Nominal height / hN
5,0 - 5,5 - 6,0 m
Impact speed: 28,01 m/s
Residual height: 2,56 m/hR > 50% Posts spacing / l
10,0 m
Maximum elongation: 9,80 m



PERFORMANCE FEATURES

The falling rock protection mod. RAV_6/A is a structure tested for a maximum energy level of 3.000 kJ, "A" category according to the ETAG 27 guideline.

The dynamic full-scale tests have been performed according to ETAG27 (Guideline for European Technical Approval of Falling Rock Protection Kits - see up), on a 3-field prototype, 30 m in total length and 5,00 m in nominal height.

The capacity of energy absorption as for MEL (Maximum Energy Level) and SEL (Service Energy Level) have been certificated by the Laboratory of Geology and Geotechnics of the BTU University - Brandenburgische Technische Universitat Cottbus in Cottbus (D) as official and independent authorisation office, in a test field equipped for vertical fall – Certificate BTU 12/06/2009.


pdf Technical and performance card Barrier RAV_6A rev 00-08  DOWNLOAD
             
pdf Section type and constructive schemes Barrier RAV_6A rev 00-09   DOWNLOAD



Also available, by logging in response to data requested by the preset e-mail, the documents:

dwg Section type and constructive schemes Barrier RAV_6A rev 00-09 (.dwg format)   REQUEST WITH E-MAIL
pdf Installation and assembly handbook Barrier RAV_6A rev 00-09 (.pdf format)   REQUEST WITH E-MAIL

      

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