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8.A. - Page 150 <br /> Laurel Way slope calculations; <br /> Grade, % Grade, % � Grade, % <br /> I a�g Staff Report iz/7/10 <br /> Lot rise lenqth calculated pq 23 (cit�r) pq 39 (BKF) <br /> � 34 30 <br /> 2 6� 210 30 33 24 � <br /> 3 58 165 35 3fi 30 <br /> � 4 b0 163 37 37 3�4 � <br /> � � 40 37 <br /> 6 40 � <br /> 7' 33 31 <br /> 8 40 105 .38 37 36 � <br /> � 9 40 125 32 29 25 <br /> 10 30 29 � <br /> 11 19 22 <br /> f2 27 2fi � <br /> � 13 40 120 33 33 30 <br /> � 14 61 146 42 41 38 � <br /> 15 63 150 42 40 38 <br /> 1f 64 155 41 38 34 � <br /> 17 66 ].fi0 41 38 37 <br /> 18 39 38 � <br /> 19 41 36 <br /> Source: RWC GIS pg. 39 rise/avg Igth <br /> RWC GIS: http://pubgis.redwoodcity.org/gis/ <br /> Comparison by: Bruce Storms, 3618 Highland Ave, 650-306-9151 <br /> Summary: Calculated lat slnpes from RWC GIS contour lines and plot map <br /> Compared to Staff Report from Dec. 7, 2Q10 including both city <br /> and consultant {BKF) calculated values. <br /> Conclusion: Spot check of lot slopes suggests that city-caiculated �alues from <br /> pg. 23 are accurate and consultant-caiculated values (pg. 39) are <br /> low, Vesting Tentative Map should be upclated to reflect more <br /> accurate city slope values for each lot. <br />