Thank you for your response JGard.
13.6.11 Covers Conveyor systems. However, it references "conveyor systems, not designed and constructed in accordance with the reference documents in chapter 23...."
I am not sure what to make of that statement.
However, C13.1.4 Exemptions states the...
ASCE 7-10 13.14.4 states a list of exemptions for nonstructural components. Item 5 states "Mech and Elec components in SDC C with Ip =1".
Does that mean that the component is exempt, or that the component, supports, and attachments are exempt?
I have a product conveyor (carbonated beverage )...
I have a tank with an operating pressure of 1" w.c. and a maximum pressure of 4.4" w.c.
The roof connection detail does not meet the requirements of a frangible roof.
Neither the operating pressure nor the maximum pressure exceed the weight of the shell and roof.
However, the maximum design...
ASCE 7-10 Commentary
The leeward drift load provisions are based on
studies of snow drifts on roofs (Speck 1984, Taylor
1984, and O’Rourke et al. 1985 and 1986). Drift size
is related to the amount of driftable snow as quantifi
ed by the upwind roof length and the ground snow
load. Drift loads...
Older versions of the Code (I found a BOCA 93) state that drifts shall be calculated for ground snow loads greater than 10 psf. So I guess the answer is that they revised the code so that drifts must be considered even in 5 psf regions.
Large industrial and manufacturing complexes may have vast...
