Laserfiche WebLink
- -31- <br />_ <br />• <br />WIDE ,. <br />Prr.r.nae 2rCP <br /> (a) Square Pillars <br /> <br />_. 1 <br />L ~ 7.2 z 10-20: rP=-2PY~. ! v:1Tons <br />llll <br /> a J <br />- (b) Rectangular Pillars <br /> L ~ 7.2 x 10-2~ [PL- P9 -,CP + 3 v2l Tons <br /> J <br /> (c) Circular Pillars <br /> .. <br />L ~ 5.655 x 10 2or <br />(P=- 2PY + a y'i <br />l <br />Tons p <br />diameter <br /> JJ <br /> (d) Lonq Pillars <br /> L ~ 7.2 x 10~2~'{P-YJ Toas per foot of run <br />r <br /> gAg,R pp] prr.r.nae 2r~P potentially unstable <br /> (a) Square Pillars <br /> _ <br />2 a <br />[ <br />~ <br />- L s 7.2 x 10 <br />cs e~ Tons <br />• (b) Rectangular Pillars <br /> 7 <br />2 <br />10-2 <br />~ <br />i <br /> . <br />x <br />L = <br />- s ) <br />~ 1 Tons <br /> (c) Circular Pillars <br /> L = 0.009425 ~ r ~ Tons p ~ diameter <br />• J <br />J <br />!!.. <br />_ (d) Lonq Pillars <br /> L = 7.2 x 10-2a: rr <br />1~~ Tons per foot of run <br /> ` <br />` <br /> ARS <br />IRREGULAR SHAPED PILL <br /> (Straight sides-Wide Pillars) <br /> (a) Potential tons of load on core per ft2 <br /> L = 7.2 x 10-2~ tons per ft2 <br /> (b) Potential tons of Ioad ner running foot of eenosed pillar Wall <br /> Tons ver foot of run <br />. L 7.2 x 10-2 Y/2l~'~ <br />