Standards and Best Practice

Geohazard mitigation is a very dynamic field of work where methods, available technology and even the realms of application are constantly evolving. Subsequently, standards and best practices are also continuously being updated or created. Below are some of the more common standards and guidelines that are used.

Geohazard Netting

ONR 24810: Technical protection against rockfall – Terms and definitions, effects of actions, design, monitoring and maintenance (2017)

ISO 17746 Steel wire rope net panels and rolls – Definitions and specifications (2016)

EN 10223-3 Steel wire and wire products for fencing and netting – Part 3: Hexagonal steel wire mesh products for civil engineering purposes (2013)

Debris Flow

GEO Report No. 309: A preliminary study on impact of landslide debris on flexible barriers (2015)

ONR 24801: Protection works for torrent control – Static and dynamic actions on structures (2013)

DN 1/2012: Suggestions on design approaches for flexible debris-resisting barriers (2012)

ONR 24802: Protection works for torrent control – Design of structures (2011)

ONR24803: Protection works for torrent control – Operation, monitoring, maintenance (2008)

GEO Report No. 182: Use of standardised debris-resisting barriers for mitigation of natural terrain landslide hazards (2004)

Avalanche

ONR 24806: Permanent technical avalanche protection – Design of structures (2011)

ONR 24807: Permanent technical avalanche protection – Monitoring and maintenance (2010)

“Practical recommendations for the use of snow nets” (2010)

ONR 24805: Permanent technical avalanche protection – Terms, definitions, statical and dynamic load assumptions (2009)

Defense structures in avalanche starting zones (2007)

Gabion and Mattress

ASTM A975: Standard specification for double-twisted hexagonal mesh gabions and revet mattresses (metallic-coated steel wire or metallic-coated steel wire with poly(vinyl chloride)(PVC) coating) (2016)

EN 10223-3 Steel wire and wire products for fencing and netting – Part 3: Hexagonal steel wire mesh products for civil engineering purposes (2013)