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Red Hill Service Reservoir, Hong Kong Island-placing pre-stressed concrete roof slabs. (para. 8.22).
Deep Water Bay Road catchwater tunnel. Men at work placing the concrete lining. (para. 8.26).
Pag
Red Hill Service Reservoir, Hong Kong Island-placing pre-stressed concrete roof slabs. (para. 8.22).
Deep Water Bay Road catchwater tunnel. Men at work placing the concrete lining. (para, 8.26).
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