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The group said the gravel is contaminated with plutonium.
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The items include equipment and clothing contaminated with plutonium or other radioisotopes heavier than uranium.
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The rocket complex and adjoining airstrip were demolished, and the entire island contaminated with plutonium.
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The waste includes discarded machinery, clothing and other items contaminated with plutonium or other radioisotopes heavier than uranium.
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The waste includes discarded machinery, clothing and other materials contaminated with plutonium or other radioisotopes heavier than uranium.
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The veterans' group, Association 193, said the gravel, which was due to be used in road construction, was contaminated with plutonium.