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Waffle style slab foam capable of stacking up
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Precast wide composite girder with built up steel beam and prestressed concrete
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Fluid damper
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Reusable deckplate assembly and ribbed slab construction method using the same
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Grid type hypacaust slab for reducing noises between stairs
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Prestressed steel composite structure
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Reusable waffle type slab form assembly
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Module for wire arrangement in light weight body for hollow slab
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Light weight body module and hollow slab using the same
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Steel hybrid girder using re-used angle
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Modulized floor structure
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Light weight body for hollow slab
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2way hollow slab with stick type light weight body
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