GB 12340-1990
Replaced
T/CI 139-2023
Active
Group standards
T/CI 139-2023 Earthflow Hazard Assessment Techniques for Land Development and Utilization in High-risk Areas
T/CI 139-2023 Earthflow Hazard Assessment Techniques for Land Development and Utilization in High-risk Areas
Price:
$ 20.00
Basic Information
Standard Code:
T/CI 139-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Agriculture, forestry, and light textile industry projects
ICS Name:
Astronomy, geodesy, and geography
Publish Date:
2023-09-21
Implement Date:
2023-09-21
Pages:
18 pages
Scope
Main technical content: This document provides relevant terms and definitions for the evaluation of land development and utilization in areas prone to debris flows, including the classification of areas prone to debris flows, the identification of sensitive areas for land development, the identification of suitable areas for land development, and the methods and technical requirements for evaluating the degree of land development and utilization in areas prone to debris flows. This document is applicable to the evaluation of land development and utilization in areas prone to debris flows, and the corresponding evaluation of land development and utilization can be used for reference
Development Information
Related Standards
GB 12341-1990
Replaced
GB 12341-1990 1:25000, 1:50000 and 1:100000 topographic maps—Specifications for aerophotogrammetric field work
GB/T 13605-1992
Abolished
GB/T 13605-1992 Coordinatograph
GB/T 13977-1992
Replaced
GB/T 13977-1992 Specifications for aerophotogrammetric field work 1:5000, 1:10000 topographic maps
GB/T 13989-1992
Replaced
GB/T 13989-1992 Subdivision and numbering for the national primary scale topographic maps
GB/T 13990-1992
Replaced