(Art. 3 para. 2 let. a)
1 Non-metallic mineral products 11 Cement and lime kilns 12 Installations for firing ceramic products using clay 13 Installations for the production of glass 14 Asphalt mixing plants 2 Chemistry 21 Installations for the production of sulphuric acid 22 Installations using the Claus process 23 Installations for the production of chlorine 24 Installations for the production of 1,2-dichloroethane and vinyl chloride 25 … 26 Production and packaging of plant protection products 27 Installations for the production of carbon black 28 Installations for the production of carbon (hard-burnt coal) or electrographite by means of incineration 29 Installations for the production of nitric acid 3 Mineral oil industry 31 Refineries 32 Large storage tank installations 33 Installations for transshipment of petrol 4 Metals 41 Foundries 42 Cupolas 43 Aluminium smelters 44 Installations for refining non-ferrous metals 45 Galvanising installations 46 Installations for the production of lead-acid batteries 47 Heating furnaces and heat treatment furnaces 48 Electric steel plants 5 Agriculture and foodstuffs 51 Stock rearing 52 Smoking installations 53 Installations for rendering and for dung drying 54 Installations for drying green fodder 55 Installations for the storage and spreading of liquid farm manure 56 Installations for roasting coffee and cocoa 6 Coating and printing 61 Installations for coating and printing with organic substances 7 Waste 71 Installations for incineration of municipal and special waste 72 Installations for incineration of waste wood, paper and similar waste 73 Installations for incineration of sulphite waste liquor from pulp manufacture 74 Installations for incineration of biogenic waste and products of agriculture 8 Other installations 81 Installations in which products are treated by direct contact with furnace flue gases 82 Stationary internal combustion engines 83 Gas turbines 84 Installations for the production of wood particle board and wood fibre board 85 Dry cleaning (clothes) 86 Crematoria 87 Surface treatment installations 88 Construction sites
1Number 81 does not apply to cement kilns.
2Waste may only be used in cement kilns if it is suitable for this purpose in accordance with Article 24 of the Waste Ordinance of 4 December 20151(ADWO).
Emission limit values are based on a flue gas oxygen content of 10 % (% vol).
1Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide must not exceed 200 mg/m3.
2Emissions of ammonia must not exceed 30 mg/m3.
Emissions of sulphur oxides, expressed as sulphur dioxide, shall be limited as far as is technically and operationally feasible and economically acceptable, but at least to 400 mg/m3.
1The emission limits in Annex 1 Number 7 do not apply.
2Emissions of gaseous organic substances are expressed as total carbon.
3The authority shall specify an installation-specific limit value for the total carbon taking the composition of the natural raw materials into account, subject to the following requirements:
4The FOEN shall issue recommendations on suitable procedures to determine emissions of gaseous organic substances from natural raw materials.
Dust emissions must not exceed 10 mg/m3.
Emissions of mercury and cadmium and compounds, expressed as metals, must not exceed 0.05 mg/m3in either case.
Emissions of lead and zinc and compounds, expressed as metals, must not exceed 1 mg/m3in total.
Emissions of polychlorinated dibenzo-p-dioxins (dioxins) and dibenzofurans (furans) expressed as the sum of the toxicity equivalents in accordance with EN 1948‑12must not exceed 0.1 ng/m3.
1The flue gas content of the following must be continuously measured and recorded:
2Any person who uses wastes containing organic compounds as a raw material in the production of cement must in addition to paragraph 1:
Emission limit values are based on a flue gas oxygen content of 18 % (v/v).
1The emission limitation requirements specified for fluorine compounds in Annex 1 Numbers 5 and 6 do not apply.
2Emissions of fluorine compounds, expressed as hydrogen fluoride, must not exceed 250 g/h.
Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, shall be limited as far as is technically and operationally feasible and economically acceptable but, at a mass flow of 2000 g/h or more, at least to 150 mg/m3.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of gaseous and vaporous organic substances shall be expressed as total carbon and must not exceed 100 mg/m3.
The provisions of Number 81 apply.
The provisions of this Number apply to installations that produce more than 2 tonnes of glass per year.
Emission limit values are based on the following flue gas oxygen contents:
1The emission limitation requirement specified for nitrogen oxides in Annex 1 Number 6 does not apply.
2Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, shall be limited as far as is technically and operationally feasible and economically acceptable, but at least so that they do not exceed the following limit values:
Emissions of sulphur oxides from the raw material, expressed as sulphur dioxide, must not exceed 500 mg/m3.
The provisions of Number 81 apply.
The emission limit values are based on a flue gas oxygen content of 17 per cent (% vol).
1The flue gases from the mixer shall be captured and fed into a flue gas purification system.
2The gas displacement procedure must be used to fill the bitumen storage tank.
Dust emissions must not exceed 20 mg/m3.
1The emission limits specified in Annex 1 Number 7 do not apply.
2Emissions of gaseous organic substances are expressed as total carbon and must not exceed 80 mg/m3.
Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, must not exceed 100 mg/m3.
Emissions of carbon monoxide must not exceed 500 mg/m3.
1The periodical measurement and inspection in accordance with Article 13 paragraph 3 must be repeated annually.
2The temperatures in the mineral and asphalt granulate drums must be continuously measured and recorded.
The provisions of this Number apply to installations for the production of sulphur dioxide, sulphur trioxide, sulphuric acid and oleum.
1The emission limitation requirement specified for sulphur dioxide in Annex 1 Number 6 does not apply.
2Emissions of sulphur dioxide must not exceed 2.6 kg per tonne of 100 % sulphuric acid.
Emissions of sulphur trioxide must not exceed 60 mg/m3under constant gas conditions, and 120 mg/m3in all other cases.
The sulphur emission ratio must not exceed the following limit values:
| For installations with a production capacity of | Limit value in % (m/m) |
|---|---|
| less than 20 t/day | 3.0 |
| 20–50 t/day | 2.0 |
| more than 50 t/day | 0.5 |
1The flue gases shall be subjected to afterburning.
2Emissions of hydrogen sulphide must not exceed 10 mg/m3.
1Emissions of chlorine must not exceed 3 mg/m3.
2In the case of installations for the production of chlorine with complete liquefaction, emissions of chlorine must not exceed 6 mg/m3.
With alkali metal chloride electrolysis by the amalgam process, mercury emissions must not exceed an annual average of 1.5 g per tonne of installed chlorine capacity.
1The flue gas shall be subjected to flue gas purification.
2The emission limitation requirement specified for 1,2-dichloroethane and vinyl chloride in Annex 1 apply irrespective of the mass flows specified therein.
1Any person who produces or packages plant protection products must inform the cantonal environmental protection agency.
2The authorities shall specify preventive emission limitation requirements for total dust in accordance with Article 4; Annex 1 Number 41 does not apply.
Particulate emissions must not exceed a total of 20 mg/m3.
1Emissions of organic substances, expressed as total carbon, must not exceed the emission limitation requirements specified in Numbers 282–284.
2The emission limitation requirements specified in Annex 1 Number 7 do not apply.
Emissions of organic substances in the flue gas of mixing and moulding installations where pitch, tar or other volatile binding agents or plasticisers are processed at a high temperature must not exceed 100 mg/m3.
1Emissions of organic substances in the flue gas of single chamber furnaces, multi-chamber furnaces and tunnel furnaces must not exceed 50 mg/m3.
2Emissions of gaseous organic substances in the flue gas of ring furnaces for graphite electrodes, carbon electrodes and carbon bricks must not exceed 200 mg/m3.
Emissions of organic substances in the flue gas of impregnation installations which use tar-based impregnation agents must not exceed 50 mg/m3.
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, shall be limited as far as is technically and operationally feasible and economically acceptable, but at least to 190 mg/m3.
The provisions of this Number apply to installations for the distillation or refining of mineral oil and mineral oil products and to other installations for the production of hydrocarbons.
1The emission limit values are based on a flue gas oxygen content of 3 % v/v.
2The emission limitation requirements for refinery furnaces are determined by the total rated thermal input of the refinery.
Emissions of sulphur oxides, expressed as sulphur dioxide, must not exceed the following emission concentrations:
Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, must not exceed 300 mg/m3.
1Floating-roof tanks, fixed-roof tanks with internal floating cover, fixed-roof tanks connected to the refinery gas line or equivalent measures shall be provided for the storage of crude oils and refining products which have a vapour pressure of more than 13 mbar at a temperature of 20 °C. Floating-roof tanks shall be equipped with effective seals.
2Fixed-roof tanks shall be equipped with forced ventilation, and the gases arising shall be fed to a gas collection or afterburning system if:
1Any organic gases or vapours released shall be collected using a gas collection system. They shall be reused, fed to a gas purification or afterburning system, or burnt off. This provision applies in particular to:
2Emergency and fire relief systems are not required to be connected to a gas collection system.
1Gases from desulphurisation installations and other sources shall be further processed if they simultaneously meet the following conditions:
2Emissions of hydrogen sulphide in gases which are not further processed must not exceed 10 mg/m3.
1Process water or excess ballast water must be degassed before it is discharged into an open system.
2The flue gases produced shall be purified by scrubbing or combustion.
The provisions of this Number apply to large storage tank installations with a capacity of more than 500 m3per tank which are intended for the storage of products with a vapour pressure of more than 1 mbar at a temperature of 20 °C.
Fixed-roof tanks with internal floating cover, floating-roof tanks equipped with effective seals or other equivalent measures to reduce emissions shall be provided for storage.
1The filling of road tankers, tank wagons or similar transport containers with automotive or aviation petrol must be carried out using bottom loading or other equivalent measures to reduce emissions.
2The emission limitation requirements specified in Annex 1 Numbers 7 and 8 do not apply to petrol stations.
3Petrol stations shall be equipped and operated in such a way that:
4The provisions of paragraph 3 letter b do not apply when low-volume dispensing devices are used for filling.
Emissions of amines arising during core making must not exceed 5 mg/m3.
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
Total dust emissions must not exceed 20 mg/m3.
Emissions of carbon monoxide in flue gas must not exceed 1000 mg/m3for hot‑blast furnaces with a recuperative heat exchanger.
The provisions of Number 81 apply.
1The emission limitation requirements specified for fluorine compounds in Annex 1 Numbers 5 and 6 do not apply.
2Emissions of fluorine compounds, expressed as hydrogen fluoride, must not exceed a total of 700 g per tonne of aluminium produced.
3Emissions of gaseous fluorine compounds, expressed as hydrogen fluoride, must not exceed 250 g per tonne of aluminium produced.
For comparison with the emission limit values, the measured emissions shall be averaged over an operating period of one month.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of organic substances, expressed as total carbon, must not exceed 50 mg/m3.
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
Total dust emissions must not exceed 10 mg/m3.
1The emission limit values are based on an exhaust air volume of 3000 m3per square metre of zinc bath surface area per hour.
2At least 80 % of emissions from the zinc bath shall be captured by enclosures, hoods, lip extraction systems or similar measures.
3Emissions are only to be measured during dipping. Each dipping period begins with the first and ends with the last contact of the material to be galvanised with the galvanising bath.
1The flue gases from the installations shall be captured and fed into a dust removal system.
2Emissions of lead must not exceed 1 mg/m3.
1Sulphuric acid vapours generated during plate formation shall be captured and fed into a flue gas purification system.
2Emissions of sulphuric acid, expressed as H2SO4, must not exceed 1 mg/m3.
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
The provisions of this Number apply to heating furnaces and heat treatment furnaces with a rated thermal input of more than 100 kW which are fired with gaseous fuels as specified in Annex 5 Number 4 letters a–c.
The emission limit values are based on a flue gas oxygen content of 5 % (v/v).
Emissions of nitrogen oxides, expressed as nitrogen dioxide, must not exceed the limit values specified in the following diagram.
Diagram:
Emissions shall be measured at not less than 80 % of the rated load and at the highest operating temperature in each case.
The provisions of Number 81 apply.
The provisions of this number apply to installations for electric steel production, including continuous casting with a melting capacity of more than 2.5 tonnes of steel per hour.
Dust emissions must not exceed a total of 5 mg/m3.
The emissions of polychlorinated dibenzo-p-dioxins (dioxins) and dibenzofurans (furans) produced in electric arc furnaces expressed as the sum of the toxicity equivalents in accordance with EN 1948‑14, must not exceed 0.1 ng/m3.
The provisions of this Number apply to installations for traditional stock rearing and intensive stock rearing.
When installations are constructed, the minimum distances from residential areas required in accordance with the recognised rules of stock rearing shall be observed. These include, in particular, the recommendations of the Swiss Federal Research Station for Farm Management and Agricultural Engineering.5
Ventilation systems must comply with the recognised rules of ventilation engineering. These include, in particular, the recommendations given in the Swiss Standard on Climatisation of Animal Houses.6
The authority shall specify the preventive emission limits in terms of Article 4; Annex 1 Number 62 does not apply. The FOEN shall issue recommendations.
The provisions of this Number apply to installations for smoking meat, sausages and fish.
Number 81 does not apply.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of organic substances shall be expressed as total carbon. They must not exceed the following limit values: a. For hot smoking at a mass flow of 50 g/h or more 50 mg/m3 b. For cold smoking at a mass flow of 50 g/h to 300 g/h 120 mg/m3 c. For cold smoking at a mass flow of over 300 g/h 50 mg/m3
The provisions of this Number apply to:
1Processing installations and storage facilities where odours may develop shall be housed in closed rooms.
2Strong-smelling flue gases shall be captured and fed into a flue gas purification system.
3Raw and intermediate products shall be stored in sealed containers.
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
The provisions of this Number apply to installations in which grass, maize plants and similar green fodder, marc, potatoes and sugar beet chips are dried.
Dust emissions shall be limited as far as is technically and operationally feasible and economically acceptable, but at least to 150 mg/m3.
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
Facilities for the storage of liquid manure and liquid fermentation products must be equipped with a permanently effective cover to limit ammonia and odour emissions. The FOEN and the Federal Office for Agriculture shall issue joint recommendations.
1Liquid manure and liquid fermentation products shall be spread on areas with slopes of up to 18 per cent using suitable methods with the lowest possible emissions if these areas on the farm total 3 or more hectares.
2The following apply as suitable methods in accordance with paragraph 1:
3The authority may, in response to a written application, permit exceptions in individual cases on technical or operational grounds.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of gaseous and vaporous organic substances shall be expressed as total carbon. In the case of installations with a roasting capacity of more than 100 kg of raw product per hour, they must not exceed the following limit values:
The provisions of Number 81 also apply to installations in which materials are treated by direct contact with furnace flue gases.
1The provisions of this Number apply to:
2They apply to the application and flash-off zones and also to the attached drying and stoving installations.
Total dust emissions must not exceed the following limit values:
1The emission limitation requirements specified in Annex 1 Number 71 do not apply to gaseous and vaporous organic emissions of Class 2 and Class 3 substances as specified in Annex 1 Number 72.
2These emissions shall be expressed as total carbon and at a mass flow of 3 kg/h or more they must not exceed a total of 150 mg/m3.
3If paints are used which, in addition to water, exclusively contain up to 15 % (m/m) ethanol as a solvent, emissions of ethanol must not exceed 300 mg/m3at a mass flow of 3 kg/h or more.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply to drying and stoving installations in which drying or stoving is carried out at temperatures of more than 120 °C.
2Emissions of gaseous and vaporous organic substances shall be expressed as total carbon and at a mass flow of more than 250 g/h they must not exceed the following limit values:
The provisions of Number 81 also apply to installations in which products are treated by direct contact with furnace flue gases.
1The provisions of this Number apply to installations in which municipal or special waste is incinerated or thermally decomposed. They are not applicable to installations for incinerating waste wood, paper and similar waste (Number 72) or sulphite waste liquor from pulp manufacture (Number 73), or to cement kilns (Number 11).
2Municipal waste means waste from households and other waste of similar composition. It includes in particular:
3Special waste means waste classified as special waste in the list issued in accordance with Article 2 of the Ordinance of 22 June 20057on Movements of Waste (OMW).
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Where emission limitation requirements specified in Annex 1 apply, they apply irrespective of the mass flows specified therein.
1The emission limit values are based on the following flue gas oxygen contents:
2For the assessment of emissions, the values obtained shall be averaged over an operating period of several hours.
1Emissions must not exceed the following limit values:
2For installations with a nitrogen oxide content (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, of 1000 mg/m3or more in the raw gas, the authorities may specify a less strict emission limit value for ammonia and ammonium compounds, notwithstanding paragraph 1 letter h.
1The following shall be continuously measured and recorded:
2Operation of the flue gas purification system shall be continuously monitored by measurement of an emission parameter or an appropriate operating parameter such as flue gas temperature, drop in pressure, or water flow rate of the flue gas scrubber.
Strong-smelling waste and waste which emits dangerous vapours shall be stored in closed bunkers, rooms or tank installations. The waste air shall be extracted and purified.
1Municipal and special waste must not be incinerated in installations with a rated thermal input of less than 350 kW.
2This prohibition does not apply to special waste from hospitals which, due to its composition, cannot be disposed of as municipal waste.
1In cases where emissions may be especially hazardous to the environment, the installation owner shall determine the emissions to be expected by means of preliminary tests with small amounts of waste and shall inform the authorities of the results before the waste is incinerated.
2Emissions are regarded as particularly hazardous to the environment if they are both highly toxic and persistent, such as polyhalogenated aromatic hydrocarbons.
1The provisions of this Number apply to installations in which waste made up of the following types of substances is incinerated or thermally decomposed alone or together with wood fuels as specified in Annex 5:
2If such waste is incinerated together with waste as specified in Number 711, the provisions of Number 71 apply.
3The provisions of this Number do not apply to cement kilns (Number 11).
The emission limit values are based on a flue gas oxygen content of 11 % (v/v).
Dust emissions must not exceed the following limit values:
Combined emissions of lead and zinc must not exceed 5 mg/m3.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of gaseous organic substances, expressed as total carbon, must not exceed 50 mg/m3.
1Emissions of carbon monoxide must not exceed 250 mg/m3.
1bisIn the case of installations with a rated thermal input of over 10 MW, emissions of carbon monoxide must not exceed 150 mg/m3.
2In the case of installations with a rated thermal input of more than 10 MW, emissions of nitrogen oxides, expressed as nitrogen dioxide, must not exceed 150 mg/m3.
The installation shall be operated with an automatic combustion control system.
Waste as specified in Number 721 must not be incinerated in installations with a rated thermal input of less than 350 kW.
1The emission limitation requirement specified for sulphur oxides in Annex 1 Number 6 does not apply.
2Emissions of sulphur oxides, expressed as sulphur dioxide, must not exceed 4.0 kg per tonne of waste liquor incinerated.
For comparison with the emission limit values, the measured emissions shall be averaged over an operating period of 24 hours.
1The provisions of this Number apply to installations in which solid biogenic waste and products of agriculture are incinerated or thermally decomposed alone or together with wood fuels as specified in Annex 5. Farm manure and other strong-smelling waste and products must not be either incinerated or thermally decomposed in such installations.
2If such waste and products are incinerated together with waste as specified in Number 711 or Number 721, the provisions of Number 71 or Number 72 apply.
3If such waste and products are incinerated together with other fuels as specified in Annex 5, the composite limit value specified in Annex 3 Number 82 applies.
4The provisions of this Number do not apply to cement kilns (Number 11).
Emissions must not exceed the following limit values:
| Rated thermal input | ||||
|---|---|---|---|---|
| up to 1 MW | over 1 MW up to 10 MW | over 10 MW | ||
| – Reference value: | ||||
| The limit values are based on a flue gas oxygen content of | % (v/v) | 13 | 11 | 11 |
| – Total solids: | mg/m3 | 20 | 20 | 10 |
| – Carbon monoxide (CO) | mg/m3 | 500 | 250 | 150 |
| – Nitrogen oxides (NO | mg/m3 | 250 | 250 | 150 |
| 1At a mass flow of 2500 g/h or more |
Solid biogenic waste and products of agriculture as specified in Number 741 must not be incinerated in installations with a rated thermal input of less than 70 kW.
1Only fuels as specified in Annex 5 shall be used.
2For emissions of sulphur oxides from the fuel, Annex 1 Number 6 does not apply. If coal or «medium» or «heavy» fuel oil is used, emissions of sulphur oxides, expressed as sulphur dioxide, shall be limited to such an extent that they are no higher than the unabated emissions arising from the use of a fuel quality with a sulphur content of 1.0 % (m/m).
3For emissions of sulphur oxides from the treated materials, Annex 1 Number 6 applies*.*
The emission limit values are based on a flue gas oxygen content of 5 % (v/v).
Stationary internal combustion engines may only be operated with gaseous thermal and motor fuels as specified in Annex 5 Number 41 paragraph 1, or with liquid thermal and motor fuels as specified in Annex 5 Number 132, with the exception of «medium» or «heavy» fuel oil
1Particulate emissions must not exceed 10 mg/m3.
2For the internal combustion engines of emergency generators, Number 827 paragraph 2 applies.
1Emissions from stationary internal combustion engines must not exceed the following limit values:
| Rated thermal input | ||||
|---|---|---|---|---|
| Up to 100 kW | Over 100 kW | Over 1 MW | ||
| – Carbon monoxide (CO) | mg/m3 | |||
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 paragraph 1 | 650 | 300 | 300 | |
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 paragraph 1 letters d and e, if these fuels make up at least 80 % of the fuels used for annual operation | 1300 | 650 | 300 | |
| – when operating on liquid thermal or motor fuels | 650 | 300 | 300 | |
| – Nitrogen oxides (NO | mg/m3 | |||
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 paragraph 1 | 250 | 150 | 100 | |
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 letters d and e, if these fuels make up at least 80 % of the fuels used for annual operation | 400 | 250 | 100 | |
| – when operating on liquid thermal or motor fuels | 400 | 250 | 250 |
2When operating a stationary internal combustion engine with a denitrification system, the emissions of ammonia and ammonia compounds, expressed as ammonia, must not exceed 30 mg/m3.
For test beds for internal combustion engines, the authorities shall specify preventive emission limitation requirements in accordance with Article 4; Annex 1 and Annex 2 Numbers 821–824 do not apply.
1Periodical measurement and control in accordance with Article 13 paragraph 3 must be repeated every two years.
2For internal combustion engines of emergency generators, Number 827 paragraph 3 applies.
1For internal combustion engines of emergency generators that are operated for a maximum of 50 hours each year, the authority shall specify the preventive emission limits in accordance with Article 4; Annex 1 Number 6, Annex 2 Number 824 and Annex 6 do not apply.
2Particulate emissions must not exceed 50 mg/m3.
3Periodical measurement and control in accordance with Article 13 paragraph 3 must be repeated every six years.
The emission limit values are based on a flue gas oxygen content of 15 % (v/v).
Gas turbines may only be operated with gaseous thermal and motor fuels as specified in Annex 5 Number 41 paragraph 1, or with liquid thermal and motor fuels as specified in Annex 5, with the exception of «medium» or «heavy» fuel oil.
When operating on liquid thermal or motor fuels, soot emissions must not exceed the smoke number 2 (Annex 1 Number 22).
Emissions of carbon monoxide must not exceed the following limit values:
| Rated thermal input | |||
|---|---|---|---|
| Up to 40 MW | Over 40 MW | ||
| – Carbon monoxide (CO) | mg/m3 | ||
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 paragraph 1 or liquid thermal or motor fuels | 100 | 35 | |
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 paragraph 1 letters d and e, if these fuels make up at least 80 % of the fuels used for annual operation | 240 | 35 |
Emissions of sulphur oxides, expressed as sulphur dioxide, must not exceed 120 mg/m3at a mass flow of 2.5 kg/h or more.
1Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, must not exceed the following limit values:
| Rated thermal input | |||
|---|---|---|---|
| Up to 40 MW | Over 40 MW | ||
| – Nitrogen oxides (NO | mg/m3 | ||
| – when operating on gaseous thermal or motor fuels as specified in Annex 5 Number 41 paragraph 1 | 40 | 20 | |
| – when operating on liquid thermal or motor fuels | 50 | 40 |
2When operating a gas turbine with a denitrification system, the emissions of ammonia and ammonia compounds, expressed as ammonia, must not exceed 10 mg/m3.
1For test beds for gas turbines, the authorities shall specify preventive emission limitation requirements in accordance with Article 4; Annex 1 and Annex 2 Numbers 831–836 do not apply.
2For gas turbines of emergency generators which are operated for no more than 50 hours per year, the authorities shall specify preventive emission limitation requirements in accordance with Article 4; Annex 1 and Annex 2 Numbers 833, 834 and 836 do not apply.
The provisions of this Number apply to installations in which wood particle board and wood fibre board are produced using a dry process.
1The provisions of Number 81 also apply in the case of installations in which products are treated by direct contact with furnace flue gases.
2In derogation from paragraph 1, waste wood in accordance with Annex 5 Number 31 paragraph 2 letter a may be recycled if it is suitable for thermal recycling in accordance with Article 14a paragraph 2 der ADWO.
Emission limit values are based on the following flue gas oxygen contents:
Dust emissions must not exceed the following limit values:
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of gaseous and vaporous organic substances expressed as total carbon may not exceed the following values:
3In the case of fibre dryers, emissions of gaseous and vaporous organic substances, expressed as total carbon, shall be limited as far as is technically and operationally feasible and economically acceptable, but at least to 100 mg/m3.
Emissions of formaldehyde may not exceed 10 mg/m3.
Emissions of nitrogen oxides (nitrogen monoxide and nitrogen dioxide), expressed as nitrogen dioxide, may not exceed the following values:
The flue gas content of the following shall be continuously measured and recorded:
1The provisions of this Number apply to dry cleaning installations which are operated using halogenated hydrocarbons.
2The loading door of a dry cleaning machine shall be fitted with an interlock system so that it can only be opened when the concentration of gaseous and vaporous organic substances in the machine air falls below 2 g/m3.
3The concentration specified for the interlock system in paragraph 2 shall be continuously monitored inside the machine around the loading door.
4The dry-cleaned items must have a maximum temperature of 35 °C before being removed from the machine.
5If exhaust air is extracted from the machine, it must be purified by means of an activated carbon filter or by equivalent measures.
6Indoor air must be exhausted so that the operating areas are always kept under negative pressure.
1The emission limitation requirements specified in Annex 1 Number 7 do not apply.
2Emissions of gaseous and vaporous organic substances, expressed as total carbon, must not exceed 20 mg/m3.
Emissions of carbon monoxide must not exceed 50 mg/m3.
1The provisions of this Number apply to installations in which the surfaces of articles and products made of metal, glass, ceramics, plastics, rubber or other materials are treated with halogenated organic substances which at a pressure of 1013 mbar have a boiling point below 150 °C.
2Surface treatment installations shall be equipped and operated as follows:
3If an installation is unable to meet the requirements specified in paragraph 2 letters a and b because of the bulky nature of the articles and products treated, emissions shall be reduced as far as is technically and operationally feasible and economically acceptable, by measures such as encapsulation, sealing, removal from exhaust air, airlocks or extraction.
1Emissions from construction sites shall be limited as far as is technically and operationally feasible and economically acceptable, particularly by appropriate operating procedures. Account shall be taken of the type, size and location of the construction site and the duration of the construction work. The FOEN shall issue guidelines.
2The emission limit values specified in Annex 1 do not apply to construction machines and construction sites.
SR 814.600 ↩
This standard may be viewed free of charge or obtained for a fee from the Swiss Association for Standardisation, Sulzerallee 70, 8404 Winterthur; www.snv.ch. ↩
ISO 13331 This standard may be viewed free of charge or obtained for a fee from the Swiss Association for Standardisation, Sulzerallee 70, 8404 Winterthur; www.snv.ch. ↩
This standard may be viewed free of charge or obtained for a fee from the Swiss Association for Standardisation, Sulzerallee 70, 8404 Winterthur; www.snv.ch. ↩
Available from: Forschungsanstalt Agroscope Reckenholz-Tänikon (ART), 8356 Ettenhausen. ↩
Available from: Institute of Plant, Animal and Agroecosystem Sciences, Universitätstr.2, CH‑8092 Zürich, Switzerland. ↩
SR 814.610 ↩
This standard may be viewed free of charge or obtained for a fee from the Swiss Association for Standardisation, Sulzerallee 70, 8404 Winterthur; www.snv.ch. ↩
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