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HomeMy WebLinkAboutPlan, Tentative APPLICANT 11/5/2019—EX. 12" S.D. _ EXISTING STORM DRAIN AND SIZE EX. 8" W.W. r' EXISTING WASTE WATER AND SIZE EX. -................. ---------- EXISTING WATER LINE AND SIZE — —2–YEAR TT— — EXISTING TIME OF TRAVEL LINES Z EXISTING POWER POLE FIRE HYDRANT P.U.E. PUBLIC UTILITY EASEMENT ❑ EXISTING WATER METER W, M. Z 0 El PROPOSED WATER METER W. M. M LZ EASEMENTS 1� PROPOSED 7' PUBLIC UTILITY EASEMENT 2� PROPOSED 20' PRIVATE ACCESS &UTILITY EASEMENT 3� PROPOSED 5' PRIVATE WASTEWATER EASEMENT z b a (- a Z r' c� co 0 w z U (n w L) "1 �- d- a 0 w U w = U Z W as V z o U p W Z 0 U) < M LZ n o m W W z w U}Z W C.� � n- > D n o I- Q n- � cn � Z � O � W U m U m d N �'�//�� VJ d- i Q0 N I O O W I� O X <C Q a 0 X Q d- 0 z � � � w �- Q 0 0 q b a (- a Z r' c� co 0 w z U (n w L) "1 �- d- a 0 w U w = U Z U as V � Z p W Z 0 J ti ui M LZ Q Z o VJ Z U d �'�//�� VJ o W q U W 0 Z r' c� co W w "1 �- d- a Z U as V � Z p W Z 0 J ti ui M LZ U W _EX. 12" S.D. _ EXISTING STORM DRAIN AND SIZE EX. 8" W.W. t.t.. EXISTING WASTE WATER AND SIZE W '1 LLi �- W EXISTING WATER LINE AND SIZE — —2–YEAR TT— — EXISTING TIME OF TRAVEL LINES c -Q-) EXISTING POWER POLE ZX- FIRE HYDRANT P.U.E. PUBLIC UTILITY EASEMENT E] EXISTING WATER METER W. M. Z J 1:1 PROPOSED WATER METER W.M. Q V z 451.1 N.G. EXISTING NATIVE GROUND ELEVATION 453.18 F.S. PROPOSED FINISH SURFACE ELEVATION EASEMENTS PROPOSED 7 PUBLIC UTILITY EASEMENT PROPOSED 20' PRIVATE ACCESS &UTILITY EASEMENT PROPOSED 5 PRIVATE WASTEWATER EASEMENT ESTIMATED EARTHWORK CUT = 50 C.Y. FILL = 50 C.Y. M CONSTRUCTED MEDIUM GRASSY SWALE + - _ 4 N 12" OF 3/4"– 0" CRUSHED ROCK 25' – 1" OPEN DRAIN ROCK 1. THE THICKNESS OF THE CONSTRUCTED MEDIUM, INCLUDING OR IN ADDITION TO THE GROWING MEDIUM, AT THE BASE OF THE SWALE SHALL BE A MINIMUM OF 12 INCHES THICK. 2. THE BASE OF THE SWALE SHALL INCLUDE A CONSTRUCTED MEDIUM COMPRISING A MIXTURE OF SAND, NATIVE SOIL, LOAM, AND COMPOST. THE FRACTION OF ORGANIC CARBON (FOC) IN THE CONSTRUCTED MEDIUM SHALL BE A MINIMUM OF 0.20 (I.E., 40-50%) ORGANIC MATTER. IF THE GROWING MEDIUM DOES NOT CONFORM TO THIS MINIMUM FOC REQUIREMENT, THEN THE CONSTRUCTED MEDIUM WOULD BE PLACED IN ADDITION TO THE REQUIRED GROWING MEDIUM. 3. SEED MIX SHALL BE AS FOLLOWS OR APPROVED EQUAL: Grassy Swale Native Seed Mix Percentages are by weight: Hordeum brachyantherum (Meadow Barley) = 25% Danthonia californica (California Oat–grass) = 15% Elymus glaucus (Blue Wild Rye) = 10% Bromus carinatus (California Brome) = 10% Festuca romerii (Roemer's fescue) = 10% Deschampsia cespitosa (Tufted hairgrass) = 10% Agrostis exarata (Spike bentgrass) = 10% Alopecurus geniculatus (Water foxtail) = 5% Deschampsia elongata (Slender hairgrass) = 5% 4. INSTALL 2 CHECK DAMS EQUALLY SPACED WITH 4" OPEN ANGULAR ROCK 4" HIGH MIN. TYPICAL DRIVEWAY SECTION NO SCALE X611-Iq 00 0 -PRE PAK+{,wl 0 1wF z `t 0 z t.t.. 00 J '1 LLi �- W QLO Z U W ao 0 ~ U z 1-11-11.-,IL�t1=11:J1.�11�7f- n=11=11= =ll-(1= 1L :11-'11.=11; II-II=1 If=1 J Z J CONSTRUCTED MEDIUM GRASSY SWALE + - _ 4 N 12" OF 3/4"– 0" CRUSHED ROCK 25' – 1" OPEN DRAIN ROCK 1. THE THICKNESS OF THE CONSTRUCTED MEDIUM, INCLUDING OR IN ADDITION TO THE GROWING MEDIUM, AT THE BASE OF THE SWALE SHALL BE A MINIMUM OF 12 INCHES THICK. 2. THE BASE OF THE SWALE SHALL INCLUDE A CONSTRUCTED MEDIUM COMPRISING A MIXTURE OF SAND, NATIVE SOIL, LOAM, AND COMPOST. THE FRACTION OF ORGANIC CARBON (FOC) IN THE CONSTRUCTED MEDIUM SHALL BE A MINIMUM OF 0.20 (I.E., 40-50%) ORGANIC MATTER. IF THE GROWING MEDIUM DOES NOT CONFORM TO THIS MINIMUM FOC REQUIREMENT, THEN THE CONSTRUCTED MEDIUM WOULD BE PLACED IN ADDITION TO THE REQUIRED GROWING MEDIUM. 3. SEED MIX SHALL BE AS FOLLOWS OR APPROVED EQUAL: Grassy Swale Native Seed Mix Percentages are by weight: Hordeum brachyantherum (Meadow Barley) = 25% Danthonia californica (California Oat–grass) = 15% Elymus glaucus (Blue Wild Rye) = 10% Bromus carinatus (California Brome) = 10% Festuca romerii (Roemer's fescue) = 10% Deschampsia cespitosa (Tufted hairgrass) = 10% Agrostis exarata (Spike bentgrass) = 10% Alopecurus geniculatus (Water foxtail) = 5% Deschampsia elongata (Slender hairgrass) = 5% 4. INSTALL 2 CHECK DAMS EQUALLY SPACED WITH 4" OPEN ANGULAR ROCK 4" HIGH MIN. TYPICAL DRIVEWAY SECTION NO SCALE X611-Iq 00 0 -PRE PAK+{,wl 0 1wF z `t 0 z t.t.. 00 J '1 LLi �- W QLO Z U W ao 0 ~ U z 00) W ® J Z J U, W w w z Q V z � zQ ¢ w nw ' 0 W > V o 1- O 3: Z W �_ m U n Q0 N O O I� O n x Q Q 0 X Q I- 0) I 0 z Q � I- Of Q C) 0 h n.. Z) 0 LL D W W > m ¢ o LL W W IY _ a z z g a z U) 0 z a fl cr- U) > a W W 0 0 `t 0 z t.t.. 00 n.. Z) 0 LL D W W > m ¢ o LL W W IY _ a z z g a z U) 0 z a fl cr- U) > a W W 0 0 `t 0 z t.t.. 00 W '1 LLi �- W QLO Z U ao 0 z 00) W zo 0 J ti u.i M `z CD U W