102_CEG 4012 Notes Fall 2011 CEG 4012 Notes Fall 2011

102_CEG 4012 Notes Fall 2011 CEG 4012 Notes Fall 2011 -...

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BC16 Combined Eccentricity and Inclination (Perloff and Baron, 1976) o The charts below show the effects of eccentricity and inclination for sand and clay: Ecc~nlricolly Loaded Strip Fooling Concentrically Loaded Strip Foolln9 . a-o· a -IS· '" ~~. c . o O.OO\--";;0---'2~0;--~30;--:;40;;---;3c';;0-----;!"0 8 (O~Qrful b) - Effects Partially Compensating •• ~ .,l;; .. ;; .': :> 00 0.4 0.' 0.2 0) - Effects Reinforced Ellecls 01 combined eccentricity and Inclination of loading, c - 0.9- 30". (Aller Wack. 1961: and Sokolovskll, 1965.) o "'. o I--B---i 0.2 0.' 0.0 ';;-_,,;-;_--;;,,;;-_~_--;;,?~ 0.0 0.1 0.2 0.3 0.4 0.5 Eccemr/clry. e/B 1.0 .. -~--~--r--~-----, O.B 2. Calculate Q. for inclined
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Unformatted text preview: load without eccentricity. 3. Calculate Q, without inclination or eccentricity. 4. MUltiply Q, by ratio of (Q,Q,) or (Q,IQ,), whichever is smaller. .~ "i c ~ ~ ~ .. .. 0.4 00 o These effecls may reinforce (lower capacity) or compensate (higher capacity) when added together depending on the application. a P&B suggest for case a) that effects are essentially correct using standard effective area procedure. For case b) they recommend: 1. Calculate Quo for eccentric load without inclination. 5. Example: Q, = 1000 kN, Q, = 900 kN, Q, = 800 kN => Q', = (,,"") ( ~:,) ~ 8'~1 wJ...
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This note was uploaded on 02/10/2012 for the course CEG 4012 taught by Professor Staff during the Fall '08 term at University of Florida.

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