Laserfiche WebLink
Natior�al Concrete Masonary Association PaQe 4 of 10 <br /> Design Criteria For Internal Stability Analysis <br /> FOS Tensile Overstress : 1.50 <br /> FOS Pullout : 1.50 <br /> Anchorage Length (ft) : : 1.00 <br /> Wall-Retained Soil Interface Friction Factor : 0.67 <br /> Wall-Retained Soil Interface Friction Angle(degrees) : 22.78 <br /> Design Criteria For Facing Stability Analysis <br /> FOS Geosynthetic-WaIlConnection : 1.50 <br /> FOS Crest Toppling : 1.50 <br /> Max. Reinforcement Spacing : 2.00 <br /> Vertical Components <br /> Vertical Components of Earth Pressures Used :Yes <br /> Cofficients of Earth Pressure and Failure Plane Orientation <br /> Reinforcement Soil(Static)(Ka) : 0.186 <br /> Reinforcement Soil(Static)(Kah Horizontal Component) : 0.182 <br /> Internal Modified Back Slope(Bint) : 0.000 <br /> Orientation of failure plane from horizontal(degrees)for ; 54.275 <br /> Internal Stability <br /> Retained Soil(Static)(Ka) : 0.185 <br /> Retained Soil(Static)(Kah Horizontal Component) : 0.170 <br /> External Modified Back Stope(Bext) : 0.000 <br /> Orientation of failure plane from horizontal(degrees)for ; 53.297 <br /> External Stability <br /> ---------------------------------------------------------------------------------------------------------------------------------------------- <br /> file://C:�Proaram Files\NCMA\SRWaII 4.0\Report.html 10/24/2011 <br />