oq-gem

Glossary for gem taxonomy

Precast concrete units without reinforced concrete topping. Precast units include hollow-core slabs, solid slabs, or a system of precast concrete joists with timber or hollow concrete infill. Sometimes overlaid with light-weight roofing.

Precast concrete hollow core slabs (tropicalconcrete.com)

Precast concrete hollow core slabs (tropicalconcrete.com)

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