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Standard Guide for the Use of Geocells in Geotechnical and Roadway Projects 岩土工程和道路工程中土工格室使用的标准指南
发布日期: 2021-07-15
1.1 本指南旨在涵盖在各种岩土工程和道路项目中使用土工格室的基本考虑因素,以统一理解将此类地基改良技术用于各种岩土工程相关应用的有效和适当方法,包括但不限于:路面荷载支护、路基改良、边坡稳定性、,挡土墙、挡土、边坡和渠道保护。有兴趣使用此制造产品的工程师和业主可以参考本指南中的信息,了解适用岩土工程应用的关键设计原则、特性、机制和方法。 包含土工格室的岩土工程设计应考虑每个产品的特定属性。鼓励工程师利用基于可靠测试结果和研究的设计方法。 1.2 本指南提供了一系列信息,不建议采取行动。本指南不能取代教育或经验,应与专业判断结合使用。并非本指南的所有方面都适用于所有情况。 1.3 本指南无意代表或取代必须根据其判断特定专业服务是否充分的谨慎标准,也不应在不考虑项目的许多独特方面的情况下应用本指南。 1.4 本指南标题中的“标准”一词仅表示本指南已通过ASTM国际共识程序获得批准。 1.5 以国际单位制给出的值应视为标准值。括号中的值仅供参考。 1.6 本标准并非旨在解决与其使用相关的所有安全问题(如有)。本标准的用户有责任在使用前制定适当的安全、健康和环境实践,并确定监管限制的适用性。 1.7 本国际标准是根据世界贸易组织技术性贸易壁垒(TBT)委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。 ====意义和用途====== 5.1 本指南涵盖了与土工格室相关的应用程序、支持机制和设计原则,以帮助设计师和工程师确定何时以及如何适当使用该技术。 5.2 更好地理解关键设计原则、材料特性、改良机制和方法,将有助于对使用土工格室感兴趣的工程师和业主了解将此类地基改良用于各种岩土相关应用的最有效和最合适的方法。 5.3 本指南不排除岩土工程设计专业人士的判断和实践。
1.1 This guide is intended to cover basic considerations for the use of geocells in various geotechnical and roadway projects to bring a unified understanding of efficient and appropriate ways to utilize this type of ground improvement technology for a variety of geotechnical-related applications, including but not limited to: load support for pavements, subgrade improvement, slope stability, retaining walls, earth retention, and slope and channel protection. Engineers and owners interested in using this manufactured product can refer to the information in this guide to learn about key design principles, properties, mechanisms, and methodologies for applicable geotechnical applications. Geotechnical designs that incorporate geocells should take into consideration the specific attributes of each product. The engineer is encouraged to utilize design methodologies based on reliable test results and research. 1.2 This guide offers a collection of information and does not recommend a course of action. This guide cannot replace education or experience, and should be used in conjunction with professional judgment. Not all aspects of this guide may be applicable in all circumstances. 1.3 This guide is not intended to represent or replace the standard of care by which the adequacy of a given professional service must be judged, nor should this guide be applied without consideration of a project’s many unique aspects. 1.4 The word “standard” in the title of this guide means only that this guide has been approved through the ASTM International consensus process. 1.5 The values given in SI units are to be regarded as standard. Values in parentheses are for information only. 1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. ====== Significance And Use ====== 5.1 This guide covers applications, support mechanisms, and design principles associated with geocells to help designers and engineers determine when and how to appropriately use this technology. 5.2 A better understanding of the key design principles, material properties, mechanisms of improvement, and methodologies will help engineers and owners interested in using geocells understand the most efficient and appropriate ways to utilize this type of ground improvement for a variety of geotechnical-related applications. 5.3 This guide does not preclude the judgment and practice of those competent in geotechnical design.
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归口单位: D35.01
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