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CIVIL DESIGN <br /> PROJECT: KIMMES RESIDENCE PROJECTNO: 12-187 SHEET: 2 OF 3 <br /> SH:1V BACK SLOPE,50 PSF SURCHARGE <br /> LOCATION: ORONO,MINNESOTA BY: BTD DATE: 6/4/2012 <br /> Boulder H D L p MR <br /> Wall (ft) (in) (ft) ( c� � s <br /> 1 8.00 34.0 2.49 140 7896.7 <br /> MR= 7896.7 ft•lbs <br /> FS Qvertuming= MR/Mo <br /> FS Overtuming= 2.32 >1.5 OK <br /> 2.SLIDING <br /> - Sliding Resistance(check sliding at top of concrete leveling pad) <br /> - Determine Area of Mass <br /> Block Area= 22.7 sf <br /> - Determine Weight of Mass(Rj,) <br /> VF = Boulder Area*p <br /> VF = 3173 Ibs/ft <br /> RF = VFTan(33}+109(Lab Testing) <br /> RF = 2170 Ibs/ft <br /> FS Sliding= RF/(Pe+p� <br /> FS Siiding= 1.78 >1.5 OK <br /> 3.BEARING PRESSURE <br /> - Eccentricity <br /> e=D/2-(Mx-Mo)�F <br /> e= 0.00 <br /> e < D!6 <br /> - Applied Beazing Pressure(under bottom boulder) <br /> q,,,�x= for non-eccentric footing-VF/D <br /> c�= for e<D/6-VF/D*(1+6e/D� <br /> q,,,aX= for e>D/6-4"VF/(3*(D-2*e)) <br /> q,,,�= 1124.8 psf <br /> Telephone(952)303-5312•Fax(763)392-1989•www.cdp-us.com <br /> 8609 Lyndale Avenue South Suite 200•Bloomington,Minnesota•55420 <br />