GB 11666.1-2012Health protection zone for fertilizer industry -- Part 1: Nitrogen fertilizer industry (English PDF)

Foreword

GB 11666 "fertilizer manufacturing Health protection" is divided into four parts.

--- Part 1. nitrogen fertilizer manufacturing;

--- Part 2. phosphate fertilizer manufacturing;

--- Part 3. potash industry;

--- Part 4. fertilizer manufacturing.

This section GB Part of 111,666.

This section 4.2 to 4.4 are recommended, the rest are mandatory.

This section drafted in accordance with GB/T 1.1-2009 given rules.

This Part replaces GB 11666-1989 "Small Nitrogenous Fertilizer Plant Health protection zone standard" compared with GB 11666-1989 Main Changes are as follows.

--- Adjust the standard name, and according to GB/T 1.1-2009 standard structure adjustment;

--- Amendments to the definition of health protection distance, increasing the sensitive area of complex terrain two terms and definitions;

--- Revised the Health protection zone standard value, adjust the scale of production sub-file;

--- Increased requirements for greening.

This part of the People's Republic of China Ministry of Health and focal points.

This in part by the Chinese Center for Disease Control Environmental Health and Related Product Safety, Yichang City CDC is responsible for drafting, Dangyang CDC participated in the drafting.

1 Scope

GB 11666 of the provisions of this part of the health protection distance required between nitrogenous fertilizer manufacturer and sensitive areas.

This section applies to areas located in the plains of nitrogenous fertilizer manufacturers new construction, renovation, expansion project. Existing nitrogenous fertilizer manufacturing companies may refer to carried out.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 3840-1991 development of local air pollutant emission standards of technical methods

3 Terms and Definitions

The following terms and definitions apply to this document.

Health protection healthprotectionzone Factors adversely department (workshop or workplace) to the sensitive border zone boundary minimum distance.

Sensitive area Residential areas, schools, hospitals and other air pollution sensitive areas.

Complex terrain complicatedlandform Mountains, hills, coastal.

4 Index requirements

4.1 Nitrogen manufacturing Health protection zone standard limits are shown in Table 1.

Table 1 Nitrogen manufacturing Health protection standard limits

Ammonia production scale Million t/a Region the past five years the average wind speed m/s Health protection 4500

Table 1 (continued)

Ammonia production scale Million t/a Region the past five years the average wind speed m/s Health protection >=30 4600 4.2 nitrogen fertilizer manufacturing enterprises health protection method for determining the distance located complex terrain conditions, the reference to GB/T 3840-1991 7.6 Regulations.

4.3 fertilizer manufacturer and location sensitive areas, should consider the impact of factors such as wind direction and topography frequency to minimize its sensitive areas atmosphere Pollution of the environment.

Enterprise 4.4 within the health protection distance range, densely planted trees plants green belt (width less than 10m), and according to health 90% protection from the standard limit of execution. Attention to the selection of species resistant characteristics of pollutants or adsorption characteristics.