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Database: 189760 (1 Nov 2025)
JT/T 840-2012 English PDF
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JT/T 840-2012
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Vehicle bearing road laser texture-meter
Obsolete
JT/T 840-2012
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Basic data
Standard ID
JT/T 840-2012 (JT/T840-2012)
Description (Translated English)
Vehicle bearing road laser texture-meter
Sector / Industry
Highway & Transportation Industry Standard (Recommended)
Classification of Chinese Standard
P96
Classification of International Standard
93.080.99
Word Count Estimation
11,169
Quoted Standard
GB 7258; GB/T 9969
Regulation (derived from)
Industry standard filing Notice 2013 No. 4 (No. 160 overall)
Issuing agency(ies)
Ministry of Transport
Summary
This standard specifies the vehicle-mounted laser pavement texture depth meter (hereinafter referred to as the depth of the laser structure instrument) products working principle and structure, working conditions. Technical requirements, test methods, ins
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