GB/T 12898-2009
Specifications for the third and fourth order leveling (English Version)

Standard No.

GB/T 12898-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 12898-2009

Replace

GB 12898-1991

Scope

This standard stipulates the layout principles, measurement methods, accuracy indicators and technical requirements for establishing the third and fourth grade leveling networks. This standard applies to the deployment and testing of the third and fourth grade leveling nets.

GB/T 12898-2009 Referenced Document

• CH 1002 Specifications for inspection and acceptance of surveying and mapping products
• CH 1003 Standard for quality assessment of surveying and mapping products
• CH/T 1004 General rules for technical design of surveying and mapping
• CH/T 2004 Basic Regulations on Electronic Records in the Field of Surveying
• CH/T 2006 Regulations on Electronic Records of Level Surveying
• GB/T 10156 Level*， 2009-09-30 Update
• GB/T 12897-2006 Specifications for the first and second order leveling
• GB/T 16818 Specifications for short to medium ranges electro-optical distance measurements
• GB/T 3161 Optical theodolite*， 2015-12-10 Update
• GH/T 1001 Pre-packaging edible honey
• JJG 1118 Electronic Truck Scale (Weighing Apparatus Load Measuring Apparatus Method) Verification Regulations*， 2015-11-24 Update
• JJG 414 Verification Regulation of Optical Theodolites*， 2011-11-14 Update
• JJG 425 Levels
• JJG 703 Electro-optical Distance Meter (EDM Instruments)
• JJG 8 Verification Regulation of Level Rod

GB/T 12898-2009 history

• 2009 GB/T 12898-2009 Specifications for the third and fourth order leveling
• 1991 GB 12898-1991 Specifications for the third and fourth order leveling

GB/T 12898-2009 Specifications for the third and fourth order leveling has been changed from GB 12898-1991 Specifications for the third and fourth order leveling.