DB44/T 2620-2025 Active Guangdong ProvinceLocal standards

Guidelines for UAV-borne LiDAR Terrain Measurement Technology in Hydropower Projects - DB44/T 2620-2025

DB44/T 2620-2025 DB44/T 2620-2025 Aerial LiDAR topographic surveying technology guidelines for water conservancy and hydropower projects in Guangdong Province

Publish Date: 2025-02-13 Implement Date: 2025-05-13 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DB44/T 2620-2025

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Precision engineering and cadastral mapping

ICS Name: Astronomy, geodesy, and geography

Publish Date: 2025-02-13

Implement Date: 2025-05-13

Development Information

Related Standards

GB 12340-1990 Replaced

GB 12340-1990 1:25000, 1:50000 and 1:100000 topographic maps—Specifications for aerophotogrammetric office operation

Publish Date: 1990-06-04

GB 12341-1990 Replaced

GB 12341-1990 1:25000, 1:50000 and 1:100000 topographic maps—Specifications for aerophotogrammetric field work

Publish Date: 1990-06-04

GB/T 13605-1992 Abolished

GB/T 13605-1992 Coordinatograph

Publish Date: 1992-08-19

GB/T 13977-1992 Replaced

GB/T 13977-1992 Specifications for aerophotogrammetric field work 1:5000, 1:10000 topographic maps

Publish Date: 1992-12-17

GB/T 13989-1992 Replaced

GB/T 13989-1992 Subdivision and numbering for the national primary scale topographic maps

Publish Date: 1992-12-17

GB/T 13990-1992 Replaced

GB/T 13990-1992 Specifications for aerophotogrammetric office operation 1:5000, 1:10000 topographic maps

Publish Date: 1992-12-17