Laserfiche WebLink
City of Santa Ana '..4. :./.-0 ft · .:,d <br />Job No: 01-3058-002-01-00 <br />September 25, 1992 Log No: 2-2662 <br />Page 20 <br />1 <br />7.5 <br />9 <br />7.6 <br />o Foundations adjacent to downslopes should be <br />located at a depth such that the horizontal setback <br />of the leading edge of the bottoms of footings from <br />the competent face of the slope is 1/2 x slope...82 4 .height, and at least 6 feet. The distance need not -i)3'193+1 <br />exceed 15 feet. <br />o In the event that cut-fill transitions occur due to ( 1uneven topography, embedment depths of footings, 544*4 <br />modifications to construction plans or for any <br />other reasons,the structural area should be..j '' -- <br />overexcavated and recompacted to a depth of 3 feet r <br />below pad grade, and to at least 1 foot below . ·i .footings: extending to 5 feet beyond the building ' <br />perimeter.) <br />Settlements <br />Total and differential settlements due to footing loads <br />are not expected to exceed 1 inch, and /2 in') for the <br />anticipated column spacings and loads, respectively. <br />These preliminary estimates have been obtained by <br />analysis, and should be reviewed by the Soil Engineer <br />when foundation plans for the proposed ' structures are <br />finalized. <br />(The recent regrading did not result in significant <br />surcharge load being applied to the underlying soil, <br />inasmuch as the fill which had been in place previously <br />was overexcavated and recompacted.) <br />Retaining Structures/Lateral Forces <br />a. The following lateral pressures are recommended for <br />the design of retaining structures with backfill <br />soils of expansivity not higher than Medium. <br />6--