¿Cuál de las siguientes acciones no hará que el centro de gravedad de la grúa se mueva hacia el eje basculante?
a. Retirar el contrapeso de las estructuras superiores
b. Bajar la pluma
c. Plegarse
d. Agregar contrapeso de las estructuras superiores
d. Agregar contrapeso de las estructuras superiores
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A cornice hook tieback must be rated the same as the _____.
a. expected load b. suspension rope but without a safety factor c. suspension rope with a factor of two d. suspension rope with a factor of four
A masonry veneer wall must be separated from its backup by an airspace of at least _____.
a. 1/2 inch b. 1 inch c. 1-1/2 inches d. 2 inches
Chemicals are only dangerous as ingested poisons
Indicate whether the statement is true or false
Cottonseed meal is fed only to animals classified as ____________________ because of a toxic substance in the seeds
Fill in the blank(s) with correct word