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HomeMy WebLinkAboutPlan, Tentative APPLICANT 9/19/2005 . c;.; z >: ~ ~ p 00 ~ c:; z .... ~ r.l r.l Z t-t c;.; Z r:.r.1 ..J r.l t:Q r:.r.1 o c;.; N ~ to o I 1'- CO CO "- ..... ~ to N GENERAL SITE INFORMATION LEGEND J ~r/ -:." ., ~- ~ ~ Q.e ,. TYPE OF DEVELOPMENT: LOW DENSITY RESIDENTIAL 2. CONSTRUCTION ACTIVITY WILL CONSIST OF: - CURB, GUTTER, AND ASPHALT PAVING. - PUBLIC UTILITY SERVICES. 3. PROPOSED CONSTRUCTION SCHEDULE: BEGINNING DATE: COMPLETION DA TE: 4. DEVELOPMENT AREAS TOTAL AREA: PERCENT OF SITE DISTURBED: 5. VOLUME FILL VOLUME: CUT VOLUME: SEDIMENTA TlON CONTROL FABRIC, AMOCO 2122 OR APPROVED EQUAL. SECURE FABRIC TO POST WITH TIE WIRE A T TOP, BOTTOM, AND CENTER OF POST. SUPPORT POST 10' O.C. 2''x 2''x 5' DOUGLAS FIR OR APPROVED EQUAL. INSURE POST IS STABLE AND CAN SUPPORT FENCE. ot,O c; ~G~ . O~~OCV- () ...... JS~t...? -r\\\C'f.. v c~\j 6 \ ~\~. ,d "'~ <.; ~t :1'0 1 \#\0 , , , ~. EXISTING TREE TO REMAIN . JUNE 2006 SEP 2006 f! ~ ~ ~ ;a ~ p 00 CONSTRUCTION ENTRANCE DETAIL EXISTING TREE TO BE REMOVED 50 o L - f 50 100 i'"~~="_=d"~_~'~~= .,..J 5.42 ACRES 100 PERCENT ISOMETRIC VIEW N.T.S. ,/ I~ "~ ~~ - - - -- ~ -- - - - - ~ ~ - ~ ~- - ~ ~ ~ - . - - PROTECTED . DOWNSTREAM DISTURBED GROUND DUE TO ON-SITE CONSTRUCTION. N o ~ 1'- 0) SCALE IN FEET DETENTION POND SEED MIX: .... . PACIFIC NORTHWEST 'NATIVES, WILLAMtllE VALLEY REGION BIO-SWALE NATIVE MIXTURE, PERCENTAGES BY WEIGHT .~ 3800 CY 2600 CY TOP OF BANK BACKFILL BOTTOM 6" OF FABRIC WITH NA TIVE TOPSOIL. MINIMIZE DISTURBANCE OF SILT DURING REMOVAL OF FENCE. 6. SOIL TYPES ON THIS SITE ARE COBURG - URBAN LAND COMPLEX, SCS SOIL NUMBER 32. EROSION FACTOR IS SLIGHT. APPLICANT.' COREY DEVELOPMENT, LLC 3956 MIRROR POND WAY EUGENE, OR 97408 (541) 338-3316 EXCESS EXCAVATION TO BE TRANSPORTED OFF-SITE. SITE ADDRESS: TAX LOT 500 TAX MAP NUMBER 17-03-24 31 PROVIDE TEMPORARY SEEDING OF ALL EXPOSED SOIL WITH TURF TYPE TALL FESCUE. PROVIDE PERMANENT PLANTING AS PER FINAL SITE SITE PLAN DOCUMENTS. PLANT DETENTION POND AS NOTED HEREON. NO PORTION OF SITE CONTAINS SENSITIVE NATURAL RESOURCES. ASSUMED HAUL ROUTE: Q STREET TO 19TH STREET TO YOLANDA AVENUE TO GRAND VISTA TO VERA STREET. 14. NO WATERCOURSES WILL BE ALTERED OR RELOCATED AS A RESULT OF PROPOSED DEVELOPMENT. xx SILT FENCING BURY 12" MIN. MEADOW BARLEY BLUE WILDRYE SITKA OR CALIFORNIA BROME AMERICAN SLOUGHGRASS WATER FOXTAIL SPIKE BENTGRASS TUFTED HAIRGRASS 20.0% 20.0% 20.0% 20,0% 10.0% 5.0% 5.0% 'C~ ~O N:f ,... ~O fIJ Q) A lI=a> ~ NQ) CO~ 1'-::1 .....~ "'~~~ AREA OF DISTURBANCE 7. t!.1 as ~ fz,l ra:.l ~ Z fz,l EXISTING CONTOURS - - -483- -- SEDIMENTATION CONTROL I~ABRIC ~I'YPE SILT FENCE N. T. S. PROPOSED CONTOURS 450 N. T.S. 8. 9. SEED THIS MIXTURE AT 20 LBS PER ACRE ON WELL-PREPARED SOIL. DRILL SEED TO IMPROVE SEED SOIL CONTACT. ROLL SOIL TO FIRM UP SEEDBED PRE AND POST PLANTING. IF YOU HYDRO SEED OR BROADCAST SEED, INCREASE SEEDING RATE ABOUT 30%. HARROW SEED INTO SOIL WITH RAKE, CHAIN OR RUG MAT SYSTEM OR COVER EXPOSED SEED WITH NATIVE STRAW OR MULCH (FREE OF WEED SEED) TO IMPROVE GERMINATION. THIS MIXTURE WILL PROVIDE EXCELLENT SEEDLING ESTABLISHMENT ON MODERATELY f:7?ODED SITES. MEADOW BARLEY, BLUE WILDRYE, AMERICAN SLOUGHGRASS AND SITKA BROME ARE SHORT-LIVED LARGE-SEEDED SPECIES. 10. " / " " " '\. - 11. -~ (,) t;) Cl. - I <:::)~ -<:) ~ .. C) .--....1 - <'.J <'.J _ = ).... ~5S ~ f:a ~ ~ ~ ~ I . . t:::)- ~ <: """S (.5 Vi - . :; ~ I") ~ - <0 <::;)- ~ "'- ~ - I ~ c ...... 0 & ~ ~- t! ~ ~= z ~ }.: G. t> co 0 0 ~ w w z Ci w W z ~ ~ '"':) ..J ~ '" t.> 1--. ..- 0 <( (7) w ow 0:: t.> n:: w J: -' -'- Ci 0- (/) 0 0 t.> a.. G:- ,/ "- TM. '.. cx:J2 4" STM - ~ ~: / ........ I.. / ,~ &.26...- . / '.' ,'41.:;3 , ...... A 12. DETENTION POND PLANTING SCHEDUI,E Dfg';ttlif /' PROVIDE 18" X 24" SIGN. N.T.S. ANCHOR V1S0UEEN WASH AREA / WRAP STRAW BALES WITH WITH SOIL BERM. . u u / u ,,/ 4 MIL BLACK VISO~~~~ u "'. '////////, /////////: '//////.//, /////////: .//////~' /////////" '////// /, /////////~ ~:~~~~~~~ '-- .. ~~~~/~!~, \ PROVIDE 6 STRAW BALES7 TO MAKE SQUARE CONTAINMENT AREA. VICINI'r'l MAP NTS. 13. f'.-. ~ ~ o CONSTRUCTION NOTES 00 Z o ..... 00 ~ ~ ~ 175. CONST. AGGREGA TE CONSTRUCTION EXIT PER DETAIL. 176. CONST CATCH BASIN AND CURB INLET PROTECTION. PROVIDE DROP-IN SEDIMENT SEDIMENT INSERT FILTER BAGS OR CURB INLET SEDIMENTATION BAGS. 178. CONST. SIL l' FENCE PER DETAIL TO BE PLACED. PRIOR TO ANY CONSTRUCTION ACTIVITY. 183. CONST. CONCRETE WASH AREA. CONCRETE WASH AREA DETAIL N. T. s. ~~ l~ ~ _ - ....~'\~~..l. "'" '-)& I'J. . ',- ,'~. . .. ./'" t:\ 14> "'..";'" ..,;;;. A 'tl - b\....J'/~ ~. "'- (. .,-':-" ~ ~ '\.'-- '~);" - i..~':J J ''<:1 Z <r,P 0 "'- ~_: !::;{(~ r:: ~~.~ .~' 0 ...t: ~ . ,:':, .....1..., ~~) '-' '() . :::r- "..,....... \ ..... ,..."'\ ,... ""':) \ (,,-::;. \~'j .- .... ~~ "J rn - . \\"'~;"~~1" ~ ',)l J:. ill_ ,~;);z.. .~. ~,'\. , .1!,\' g;.... i'~J19'JiW .~.. 449.64 ~ /~""<-" EROSION CONTROl, CONSTRUCTION NOTES \ 1. "(JAilF',?/floUND?Y75iST{)RBANCE- oil THE SITE ONE INSPECTION WITH LDAP STAEE IS REQUIRED. ---ISSUANCE OF THIS PLAN DOES NOT RELIEVE THE PERMIT HOLDER AND OR THE CON 7TOR FROM ALL OTHER PERMITTING REQUIREMENTS. PRIOR TO BEGINNING CONSTRUCTION ACTIVITIES, FiLL OTHER NECESSARY APPROVALS SHALL BE OBTAINED. 2. THE EROSION AND SEDIMENT CONTROL MEASURES SHOWN ON THE PLAN ARE THE MINIMUM REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS. DURiNG THE CONSTRUCTION PERIOD, THESE MEASURES SHALL BE UPGRADED AS NEEDED FOR UNEXPECTED STORM EVENTS AND TO ENSURE THAT SEDIMENT AND SEDIMENT-LADEN WATER DOES NOT LEAVE THE SITE. 3. THE IMPLEMENTATION OF THE ESCP AND TI-IE CONSTRUCTION, MAINTENANCE, REPLACEMENT, AND UPGRADING OF THE EROSION AND SEDIMENT CONTROL .MEASURES IS THE RESPONSIBILITY OF THE PERMIT HOLDER AND OR THE CONTRACTOR UNTIL ALL CONSTRUCTION IS COMPLETED AND ACCEPTED AND VEGETATION / LANDSCAPING IS ESTABLISHED. 4. THE BOUNDARIES OF THE CLEARING LIMITS SHOWN ON THIS PLAN SHALL BE CLEARLY FLAGGED IN THE FIELD BY THE ENGINEER PRIOR TO CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THt FLAGGED CLEARING L[MITS SHALL BE PERMITTED. THE FLAGGING SHALL BE MAINTAINED BY THE PERMIT HOLDER AND OR THE'CONTRA€TOR FOR THE DURATION OF CONSTRUCTION. 5. THE EROSION AND SEDIMENT CONTROL MEASURES ON ACTIVE SITES SHALL BE INSPECTED AND MAINTAINED DAILY AND WITHIN THE 24 HOURS AFTER ANY STORM EVENT OF GREATER THAN 0.5 INCHES OF RAIN PER 24 HOUR PERIOD. MEASURES SHALL BE lN8PECTED BY THE PERMIT HOLDER AND OR THE CONTRACTOR AFTER EACH RAINFALL AND AT LEAST DAIL~ DURING PROLONGED RAINFALL. ANY REQUIRED REPAIRS OR ADJUSTMENTS SHALL BE MADE IMMEDIATEL)~ THE EROSION AND SEDIMENT CONTROL MEASURES ON INACTIVE SITES SHALL BE INSPECTED A MINIMUM or ONCE EVERY lWO (2) WEEKS OR WITHIN 48 HOURS FOLLOWING A STORM EVENT. . 6. ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE PROTECTED FROM DAMAGE AT ALL TIMES. CONTROL MEASURES SHALL REMAIN IN PLAtE UNTIL PERMANENT RE-VEGETATlON HAS BEEN STABILIZED. ANY MEASURE THAT IS DAMAGED OR DESTROYED SHALL BE REPAIRED OR REPLACED IMMEDIATEL>': 7. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE DISTURBED FOR TWO DAYS DURING THE WET SEASON (OCTOfJER 1 TO APRIL 30) OR SEVEN DAYS DURING THE DRY SEASON (MAY 1 TO SEPTEMBER 30) SHALL BE IMMEDIATELY STABILIZED WITH AN APPROVED ESC METHOD (SEEDING & MULCHING WITH STRA~ BARK, COMPOST, OR PLASTIC COVERING, ETC.). 8. STREET SWEEPING SHALL BE PERFORMED AS NEEDED OR WHEN DIRECTED BY THE CITY INSPECTOR TO INSURE PUBLIC RIGHT-OF-WAYS ARE KEPT CLEAN AND FREE OF DEBRIS. STREET FLUSHING IS PROHIBITED. 9. WHEN TRUCKING SATURATED SOILS FROM iHE SITE, EITHER WATER-TIGHT TRUCKS SHALL BE USED OR LOADS SHALL BE DRAINED ON SITE UNTIL [RIPPING HAS BEEN REDUCED TO NO MORE THAN ONE GALLON PER HOUR. SEDIMENT LADEN WATER WILL NJT BE ALLOWED TO ENTER THE STORM WATER SYSTEM 10. EXTRACTED GROUND WATER FROM EXCAVATED TRENCHES SHALL BE DISPOSED OF IN A SUITABLE MANNER WITHOUT DAMAGE TO ADJACENT PROPERTY. CITY'S STORM WATER SYSTEM, WATER FEATURES, AND RELATED NATURAL RESOURCES. APPROVAL OF A DEltlTERING SYSTEM DOES NOT GUARANTEE THAT IT WILL MEET COMPLIANCE OR BE ACCEPTABLE FOR USE N ALL SITUATIONS. MODIFICATIONS TO THE DEWATERING SYSTEM WILL BE REQUIRED IF COMPLIANCE CAN N.?7 BE MET. AT NO TIME WILL SEDIMENT LADEN WATER BE ALLOWED TO LEA VE THE CONSTRUCTION SITt. 11. A SUPPLY OF MATERIALS NECESSARY TO MEET COMPLIANCE AND IMPLEMENT THE LDAP OR OTHER BEST MANAGEMENT EROSION PRACTICES UNDER All WEATHER CONDITIONS SHALL BE MAINTAINED AT ALL TIMES ON THE CONSTRUCTION SITE. 12. NO HAZARDOUS SUBSTANCES, SUCH AS P4//ITS, THINNER$, FUELS AND OTHER CHEMICALS SHALL BE RELEASED ONTO THE SITE, ADJACENT PROPERTIES, OR INTO WA TER FEA TURES, THE CITY'S STORM WA TER SYSTEM, OR RELATED NATURAL RESOURCES. 13. THE ESC FACILITIES SHALL BE INSPECTED DML Y BY THE CONTRACTOR AND MAINTAINED TO ENSURE CONTINUED PROPER FUNCTIONING. WRITTEN PECORDS SHALL BE KEPT OF WEEKLY REVIEWS OF THE ESC FACILITIES DURING THE WET SEASON (OCTOEf:R 1 TO APRIL 30) AND OF MONTHLY REVIEWS DURING THE DRY SEASON (MAYl TO SEPTEMBER 30). /~-~.., 8 ~ ~ P-t Z o -t ~ U rJ:l ~ %:1 ~ ~8 ~ ~1O ~rJ:lE-t ~o~o ~r...~....:I g ~~ O:! ;:3~ Q o ~ o ~ ,,'" ","" ,,; ", ~ ,,; .... " / /'.... ",""" ,/ / ,.,.'" ,/ / ,,; /'/ /' ,/" ,/ ./ / /' ./ / ,/ ./ ,/ /' / ,/ ,/ / '" ,/ '" ,/ / / ,/ / ,/'" / ,/ /' ,/ /' / ./ ./ ~ ~ ~~ ~~ ~~ r:.qO OU ;~ ~ .. o @ MPORARY STOCKPILE OF SELECT MATERIALS Co .. .. ~ ~ '3 ~ ~ , --------- SHEET 1 of 1 \ .: L1e ~ I I, ~ I , I I I 5'~ ?-DlJ5- OO{){)g F LoD j) P LIttI\J D t; UcL-O PIYl8\JT COR.EY-/Pf(OlJEN /J.SSESSOR MAP 17-03-24 31., TAX LOT 5QQ] . Date ReceiVed: 9-/q-tJ5 P,ame.... .\ ~. .~..__.- - _. · 0 .5 ..... . _ .:::r.~_.