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Solid Radioactive Waste Strategy Report.pdf - UK EPR

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<strong>EPR</strong> <strong>UK</strong><br />

N° NESH-G/2008/en/0123<br />

REV. A PAGE 75 / 257<br />

TABLE 14: PREDICTED ANNUAL WASTE PACKAGING ARRANGEMENTS FOR<br />

SHIPMENT TO LLW DISPOSAL FACILITY<br />

Evaporator<br />

Concentrates<br />

Air and<br />

Water Filters<br />

Dried active<br />

waste<br />

Dried active<br />

waste<br />

Oils Metal<br />

maintena<br />

nce<br />

wastes<br />

Estimated<br />

volume (m³/y)<br />

3 4 37.5 12.5 2 3.6<br />

Conditioning<br />

process<br />

Primary<br />

packaging<br />

Number of<br />

primary<br />

packages<br />

Volume<br />

primary<br />

packages<br />

(m³/y)<br />

Total volume<br />

primary<br />

packages<br />

(m³/y)<br />

In-Drum<br />

Drying<br />

200 l carbon<br />

steel drum<br />

Compaction/<br />

shredding<br />

200 l carbon<br />

steel drum<br />

Raw for<br />

Incineration<br />

200 l<br />

carbon<br />

steel drum<br />

Super<br />

compaction<br />

200 l<br />

carbon<br />

steel drum<br />

Incineration<br />

200 l<br />

carbon<br />

steel drum<br />

Melting<br />

for<br />

recycling<br />

200 l<br />

carbon<br />

steel<br />

drum<br />

27.8 7.4 6.0 30.2 0.1 2.7<br />

5.6 1.5 1.2 6.0 0.0 1.3<br />

15.6<br />

The disposal volumes provided are based on the assumption that no additional packaging or<br />

overpacking is required to dispose of these waste containers.<br />

The waste volumes for combustible waste, redundant metal components and oil are the<br />

estimated volumes of the residual waste that must be deposited in the disposal site. As these<br />

wastes are shipped for off-site treatment and conditioning, the volumes reported will be residual<br />

volumes generated at the processing site rather than at the NPP. Additional secondary waste<br />

volumes generated at the site of processing (e.g. protective clothing, residuals from off gas<br />

filters at the incinerator) are possible but these are not included in the estimates given in the<br />

table. Table 15 lists some of the waste package types that may be used.<br />

ILW that will meet the LLW threshold limits during the timescales for decay storage on site prior<br />

to disposal off-site may be packaged in primary containers only.<br />

7.4.3 ILW Packaging<br />

The waste packages to be used for ILW will, as far as possible, be designed to be used with<br />

generic handling equipment and storage or disposal concepts. The majority of waste packages<br />

are based on a standard design of 500 litre drum, as defined by the NDA. Although the external<br />

dimensions, lifting features and mass limits are common to all designs the internal design can<br />

vary to accommodate different waste types. For example, a 500 l drum may have internal<br />

shielding, may be designed for direct encapsulation of waste or may be designed to receive a<br />

smaller drum that will then be grouted in place.

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