Potential amendment E11 – Preparation of scrap metal



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Summary


Based on literature review, interviews with experts and on the contribution of the Member States, the current practice in the sector of scrap metal treatment was described.

Production scrap and post consumer scrap goes to scrap treatment installations. Post consumer scrap in general follows the route: collection – dismantling/depollution – scrap treatment.

Three types of activities can be identified in the scrap metal treatment sector: scrap dealers, dismantling and depollution installations and integrated scrap treatment plants. Dismantling/depollution is often performed at the scrap treatment installation. Scrap treatment involves sorting, separation and size reduction through cutting, pressing and shredding.
In this study, both dismantling/depollution and scrap metal preparation are discussed. Scrap collection is left out of the scope as these are operations that are small-sized or linked to larger waste collection installations.
The total scrap treatment sector includes more than 7000 installations, the majority of which are SME’s. The total consumption of (purchased) scrap by the European steelworks is 73.3Mtonnes/year. Europe is a net exporter of scrap.

Dedicated dismantling and depollution installations typically have a capacity below 50 tonnes/day. The 232 shredder installations in the EU-25 produce 8 Mtonnes ferrous metal per year. It is estimated that shredders represent a share of 35% of the scrap treatment at integrated scrap treatment plants. The total treatment capacity of integrated plants is estimated at 34 Mtonnes/year.

The key environmental issues for integrated scrap treatment plants are diffuse dust emissions and dioxin emissions. Estimations based on the TNO-method show a total emission of 4250 tonnes PM10 by shredders, for a total of 8110 tonnes from the integrated plants. Dioxin emissions from shredders are estimated at 0.7-8 g iTEQ/year. Emission data from Flanders indicate that dioxin-like PCB emissions from shredders typically are an order of magnitude higher than dioxin emissions. These emission levels can be considered relevant as compared to disposal operations for non-hazardous waste.

The sector is already covered by the ELV and WEEE Directives. Large scale installations (>50 tonnes/day) are mainly ELV processors. Annex I to the ELV Directive gives a limited number of requirements for the protection of soil and limitation of emissions to water. The requirements are not very specific and do not indicate a level of environmental protection to be reached. BAT could be more specific on this issue. For emissions to air the storage BREF and a Flemish BAT-study provide BAT conclusions.



The impact of 3 options was assessed: (1) business-as-usual, (2) inclusion of shredders with a capacity > 50 tonnes/day, (3) inclusion of scrap metal preparation installations with a capacity >50 tonnes/day. Impacts on legislative, social and environmental issues are largely similar for options 2 and 3 and relate to the expansion of existing permitting regimes to this new activity. The authorisation system of the ELV Directive may provide a framework for this expansion. The main difference between options 2 and 3 relates to the clarity and ease of implementation. For these issues, option 3 has a clear advantage and is supported by various stakeholders within the sector.

ANNEX I




  1. feeder with dosing system

  2. shredder housing (rotor housing)

  3. shock- and vibration damper

  4. control cabine

  5. vibrating screen

  6. transporter

  7. sieving drum

  8. magnetic drum

  9. transporter for ferrous material

  10. transporter for residue (shredder residuel)

  11. transporter for non-ferrous material

  12. dedusting unit

Figure 1: Example lay-out of a large-scale shredder plant


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