1 General Provisions
1.0.1 This code is formulated with a view to standardizing the technical requirements for the application of geosynthetics on subgrade of railway, improving the engineering quality of subgrade of railway, and meeting the requirements of railway engineering construction.
1.0.2 This Code is applicable to the design for the applications of geosynthetics on subgrade of railway.
1.0.3 The applications of geosynthetics on subgrade of railway shall be designed according to the railway grade, structural type of subgrade, as well as geological, hydrological and meteorological conditions. The design shall comply with the principles of adaptation to local conditions, safety and reliability, economy and rationality, and integrated application with other engineering materials and measures.
1.0.4 The applications of geosynthetics on subgrade of railway shall not only comply with this Code, but also meet those specified in the relevant current compulsory standards of the state.
Contents
1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Basic Requirements
4 Bed Strengthening and Treatment
4.1 General Requirements
4.2 Design
4.3 Key Points of Construction
5 Subgrade Protection
5.1 General Requirements
5.2 Slope Surface Protection
5.3 Scour Protection
5.4 Sandstorm Protection
5.5 Severe Cold Zone Protection
5.6 Key Points of Construction
6 Subgrade Drainage
6.1 General Requirements
6.2 Design
6.3 Key Points of Construction
7 Reinforcement Soil Engineering
7.1 General Requirements
7.2 Reinforcement Soil Embankment
7.3 Reinforcement Soil Retaining Wall
7.4 Key Points of Construction
8 Foundation Treatment
8.1 General Requirements
8.2 Design
8.3 Key Points of Construction
Explanation of Wording in This Code
