Значение и использование
4.1 Gabions and Revet Mattresses, as described in Specification A975, are used to achieve soil stability and prevent soil erosion and are also used as retaining wall structures to resist movements due to gravity. Their ability to function properly depends on correct design and installation. This standard practice describes the proper installation of gabions and revet mattresses to ensure the products function as intended by the manufacturers.
1.1 Thisspecification covers standard practice for foundation preparation,assembly, placement and filling of double-twisted wire mesh gabionsand revet mattresses used for various erosion control, soilretention or freestanding structures.
1.2 Thisguide offers an organized collection of information or a series ofoptions and does not recommend a specific course of action. Thisdocument cannot replace education or experience and should be usedin conjunction with professional judgment. Not all aspects of thisguide may be applicable in all circumstances. This ASTM standard isnot intended to represent or replace the standard of care by whichthe adequacy of a given professional service must be judged, norshould this document be applied without consideration of aproject’s many unique aspects. The word “Standard” in the title ofthis document means only that the document has been approvedthrough the ASTM consensus process."
1.3 Thisstandard is expressed in SI (metric) units. American (inch-pound)units are provided in parentheses for information purposes.
1.4This standard may involve hazardous materials, operations, andequipment. This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establishappropriate safety, health, and environmental practices anddetermine the applicability of regulatory limitations prior touse.
1.5This international standard was developed in accordance withinternationally recognized principles on standardizationestablished in the Decision on Principles for the Development ofInternational Standards, Guides and Recommendations issued by theWorld Trade Organization Technical Barriers to Trade (TBT)Committee.