CHIMNEY CONSTRUCTION — industrial — stone, brick or concrete
This classification applies to the construction of stone, brick or concrete industrial chimneys and smokestacks. This classification includes the incidental construction and removal of forms and the installation of reinforcing steel and lining materials.
The erection of brick or stone chimneys in connection with residential buildings shall be classified as 5027/5028, Masonry.The erection of iron or steel smokestacks shall be classified as 5040(1), Iron or Steel Erection — structural and exterior installation.
|Shown below is the previously published phraseology and footnote||Effective Date|
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