HJ 25.4-2014 (HJ25.4-2014)

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Related Standard	Status	PDF
HJ 25.4-2014	English	519	Add to Cart	3 days [Need to translate]	Technical guidelines for site soil remediation	HJ 25.4-2014	Obsolete	HJ 25.4-2014

HJ 25.4-2014
Technical guidelines for site soil remediation
People's Republic of China national environmental protection standards
Replacing HJ/T 25-1999
Guidelines for soil remediation of contaminated sites
Posted on.2014-02-19
2014-07-01 implementation
Ministry of Environmental Protection released
Directory
Foreword .1
1 scope of application .2
2 Normative references .2
3 Terms and definitions .2
4 basic principles and working procedures 2
5 Select repair mode 4
6 screening repair technology 4
7 to develop a rehabilitation program 5
8 Preparation of rehabilitation programs 6
Appendix A.7
Foreword
According to "Environmental Protection Law of the People's Republic of China", in order to protect the ecological environment, protect human health and strengthen the contaminated sites
Environmental supervision and management, standardize the preparation of soil remediation technology program contaminated sites, the development of this standard.
This standard and the following standards belong to the same series of environmental protection sites contaminated sites.
Technical Guidelines for Site Environmental Investigation (HJ 25.1-2014)
Site Technical Guidelines for Environmental Monitoring (HJ 25.2-2014)
Technical Guidelines for Risk Assessment of Contaminated Sites (HJ 25.3-2014)
Since the implementation of the above standards, the "Industrial Enterprise Soil Environmental Quality Risk Assessment Benchmark" (HJ/T 25-1999) waste
only.
This standard specifies the basic principles, procedures, contents and technical requirements for the preparation of soil remediation program for contaminated sites.
This standard is formulated by the Ministry of Environmental Protection Science and Technology Standards Division.
This standard is mainly drafted by. Shanghai Institute of Environmental Sciences, Nanjing Environmental Science Institute of Environmental Protection, Environment
Ministry of Environmental Protection Institute of Environmental Protection, Light Industry Environmental Protection Institute, Shenyang Institute of Environmental Sciences.
This standard MEP approved on February 19,.2014.
This standard since July 1,.2014 implementation.
This standard is interpreted by the MEP.
Guidelines for soil remediation of contaminated sites
1 scope of application
This standard specifies the basic principles, procedures, contents and technical requirements for the preparation of soil remediation program for contaminated sites.
This standard applies to the development of soil remediation program of contaminated sites. Technical guidelines for groundwater rehabilitation will be announced separately.
This standard does not apply to radioactive contamination and pathogenic biological contaminated sites soil remediation.
2 Normative references
This standard references the following documents in the terms. For undated references, the effective version applies
This standard.
HJ 25.1 Site Environmental Investigation Technical Guidelines
HJ 25.2 Technical Guidelines for Site Environmental Monitoring
HJ 25.3 Technical Guidelines for Risk Assessment of Contaminated Sites
3 Terms and definitions
The following terms and definitions apply to this standard.
3.1 site site
Soil, groundwater, surface water and the sum of all structures, facilities and living things within a parcel within the parcel.
3.2 contaminated sites contaminated site
After investigation and risk assessment of potential contaminated sites, it is acceptable to confirm that the pollution hazard exceeds human health or ecological environment
Risk level of the site, also known as contaminated land.
3.3 Soil remediation soil remediation
Use of physical, chemical or biological methods to fix, transfer, absorb, degrade or convert contaminants in the soil of the site to
Its content is reduced to an acceptable level, or toxic and hazardous pollutants into harmless substances process.
3.4 site repair goal site remediation goal
The target pollutants identified by site environmental surveys and risk assessments do not have a direct or potential impact on human health and ecological receptors
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