T/CHCA 009-2024 Active Group standards

T/CHCA 009-2024 Regulations for radar detection and evaluation of underground road diseases

Publish Date: 2024-08-01 Implement Date: 2024-10-01 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: T/CHCA 009-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2024-08-01

Implement Date: 2024-10-01

Pages: 48 pages

Scope

1.0.1 In order to standardize the radar detection and evaluation of underground road defects, ensure the safety of road structures, and provide reliable basis for road reconstruction, design, maintenance and repair, as well as the detection of underground defects, these regulations are formulated.
1.0.2 These regulations are applicable to the detection and risk assessment of underground defects within a range of 5 m below the pavement of highways and urban roads.
1.0.3 In addition to complying with the provisions of these regulations, the radar detection and evaluation of underground road defects shall also comply with the provisions of the relevant current national and industry standards.

Development Information

Word Count: 66 Thousand words Pages: 48 pages

Referenced Standards

JTG H30 GB/T 20257.1-2007 Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1∶500 1∶1 000 & 1∶2 000 topographic maps GB/T 20257.1-2017 Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1∶500 1∶1 000 & 1∶2 000 topographic maps CJJ/T 8-2011 Code for urban survey JGJ/T 87-2012 Technical specification for engineering geological prospecting and sampling of constructions CJJ/T 7-2017 Standard for urban engineering geophysical exploration JGJ/T 437-2018 Standard for comprehensive detection and risk evaluation of underground disasters in urban area

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