Concrete

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Casting[edit]


Finished structures[edit]

Pump[edit]

Pre-casting[edit]

Post-casting, broken open[edit]

Post-casting, cut open[edit]

Joints[edit]

Through-penetrations[edit]

Main Gallery: Firestop

  • Concrete structures often have a fire-resistance rating, due to concrete's excellent fire-resistance. Openings must be firestopped to comply with building codes in order to restore the rating of the assembly.

Secondary Efflorescence[edit]

Counterweights[edit]

History[edit]