Designed By: Date: Job No.: FOR AND ON BEHALF OF JANSEN STRAWN CONSULTING ENGINEERS, INC. Checked By: 811 CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR THE MARKING OF UNDERGROUND MEMBER UTILITIES. CALL UTILITY NOTIFICATION CENTER OF COLORADO BENCHMARK: By Date Description of Revisions No. 45 WEST 2ND AVENUE DENVER, CO 80223 P.303.561.3333 F.303.561.3339 Sheet of 1 OFFSITE SANITARY PROFILE ADJUSTMENTS 01/02/18 CEC CLP TJ WILLOW BEND PHASE I 02/11/2015 13023 ADAMS COUNTY POINT 95.0139 ELEV 5324.240 T H O M A S C . J A N S E N P R O F E S S I O N A L E N G I N E E R C O L O R A D O R E G I S T E R E D 2 03/01/18 MAJ F1 P1 REVISION 2 - OFFSITE UTILITY SERVICES 3 F1 P1 REVISION 3 - GRADING AND EC 05/04/18 JL/IC 6 F1 P1 REVISION 6 - GRADING AND EC CHANGES 08/16/18 JL/IC 7 F1 P1 REVISION 7 - TYPE 7 BARRIER 10/01/18 JL/IC 8 F1 P1 REVISION 8 - 144TH AVE MODIFICATIONS 09/28/18 CEC 10 F1 P1 REVISION 10 - DP1, INLET 17 10/24/18 JGL 13 F1 P1 REVISION 13 - PAVED AREA 11/30/18 IC WILLOW BEND A PARCEL OF LAND LOCATED IN THE EAST HALF OF SECTION 18, TOWNSHIP 1 SOUTH, RANGE 67 WEST OF THE 6TH PRINCIPAL MERIDIAN, COUNTY OF ADAMS, STATE OF COLORADO CONSTRUCTION PLANS FOR SHEET INDEX I HEREBY AFFIRM THAT THESE CONSTRUCTION PLANS WERE PREPARED BY ME (OR UNDER MY DIRECT SUPERVISION) FOR THE OWNERS THEREOF IN ACCORDANCE WITH THE PROVISIONS OF CITY OF THORNTON STANDARDS AND SPECIFICATIONS FOR THE DESIGN AND CONSTRUCTION OF PUBLIC IMPROVEMENTS. I UNDERSTAND THAT IT IS THE POLICY OF THE CITY OF THORNTON THAT THE CITY DOES NOT AND WILL NOT ASSUME LIABILITY FOR FACILITIES DESIGNED BY OTHERS. FOR AND ON BEHALF OF JANSEN STRAWN CONSULTING ENGINEERS DATE COVER SHEET GENERAL NOTES & LEGEND OVERALL - PHASING PLAN INTIAL AND FINAL EROSION CONTROL PLANS EROSION CONTROL DETAILS OVERLOT GRADING PLAN OVERALL UTILITY PLAN UTILITY PLANS STORM & STREET INDEX SHEET PLAN & PROFILE FAIRFAX DRIVE PLAN & PROFILE E. 145TH. AVENUE E. 145TH. COURT ELM STREET ELM STRET / E. 144TH. PLACE E. 144TH. PLACE / DAHLIA STREET DAHLIA STREET / EUDORA STREET E. 144TH. LANE E. 144TH. DRIVE FOREST STREET GLENCOE STREET GRAPE STREET E. 144TH. PLACE E. 144TH. PLACE / GRAPE WAY HUDSON WAY / E. 144TH. PLACE E. 144TH. PLACE / HUDSON STREET EMERGENCY ACCESS ROAD E. 144TH. AVENUE HOLLY STREET OFFSITE STORM SEWER INTERSECTION DETAILS RAISED INTERSECTION DETAILS ROUNDABOUT DETAIL UTILITY INDEX SHEET PLAN & PROFILE FAIRFAX DRIVE UTILITY PLAN & PROFILE E. 145T. AVENUE UTILITY PLAN & PROFILE E. 146TH. COURT UTILITY PLAN & PROFILE ELM STREET UTILITY PLAN & PROFILE DAHLIA STREET UTILITY PLAN & PROFILE EUDORA STREET UTILITY PLAN & PROFILE E. 144TH. LANE UTILITY PLAN & PROFILE E. 144TH. DRIVE UTILITY PLAN & PROFILE FOREST STREET UTILITY PLAN & PROFILE GLENCOE STREET UTILITY PLAN & PROFILE GRAPE STREET UTILITY PLAN & PROFILE E. 144TH. PLACE UTILITY PLAN & PROFILE GRAPE WAY UTILITY PLAN & PROFILE HUDSON WAY UTILITY PLAN & PROFILE HUDSON STREET UTILITY PLAN & PROFILE OFFSITE SANITARY UTILITY PLAN & PROFILE OFFSITE WATER PLAN & PROFILE SIGNAL DITCH LATERAL 144TH. CROSS SECTIONS TODD CREEK TRAIL CROSS SECTIONS HOLLY STREET CROSS SECTIONS FAIRFAX SIDEWALK CONTROL PLAN REGIONAL TRAIL CONTROL PLAN SIGNAGE & STRIPING STREET & WATER DETAILS STORM SEWER DETAILS 1 CV01 2 GN01 3 OA01 4-24 EC01-21 25-27 ECD01-03 28-35 GR01-08 36 OAUT01 37-45 UT01-09 46 PPI01 47-48 PP01-02 49-51 PP03-05 52 PP06 53 PP07 54 PP08 55 PP09 56 PP10 57 PP11 58 PP12 59 PP13 60 PP14 61 PP15 62 PP16 63 PP17 64 PP18 65 PP19 66 PP20 67-70 PP21-24 71-73 PP25-27 74 OSS01 75-79 INT01-05 80-82 RINT01-03 83 RDT01 84 UPI01 85 UP01 86-87 UP02-03 88 UP04 89-90 UP05-06 91 UP07 92 UP08 93 UP9 94 UP10 95 UP11 96 UP12 97 UP13 98 UP14 99 UP15 100 UP16 101 UP17 102-105 UP18-21 106-107 UP22-23 108-110 IRR01-03 111-115 XS01-05 116-117 XS06-07 118-119 XS08-09 120 TP01 121 TP02 122-127 SS01-06 128-132 DT01-05 133-135 DT06-08 VICINITY MAP SCALE: 1"=2000' PROJECT LOCATION CV01 COVER SHEET 146 1 E 144TH AVE HOLLY ST COLORADO BLVD E-470 E 152ND AVE OWNERS ENGINEER AGENCY CONTACT LIST JANSEN STRAWN, CONSULTING ENGINEERS 45 WEST 2ND AVENUE DENVER, COLORADO 80223 CITY OF THORNTON CITY OF THORNTON 9500 CIVIC CENTER DRIVE THORNTON, COLORADO 80229 UTILITIES (303) 659-0551 UNITED POWER 500 COOPERATIVE WAY BRIGHTON, COLORADO 80603 (303) 930-2000 COMCAST 965 E. BRIDGE ST. BRIGHTON, CO 80602 (303) 389-3600 NOBLE ENERGY PRODUCTION, INC. 1625 BROADWAY SUITE 2000 DENVER, CO 80202 (303) 451-2329 QWEST/CENTURY LINK 12121 GRANT, ROOM 601 THORNTON, CO 80241 (303) 538-7426 EXT 7341 ATTN: BRIAN STOCKTON (303) 561-3333 ATTN: THOMAS JANSEN (800) 922-1987 UTILITY NOTIFICATION CENTER OF COLORADO 2801 SOUTH YOUNGFIELD STREET, SUITE 301 GOLDEN, CO 80401 THE TRUE LIFE COMPANIES 1350 17TH STREET, SUITE 350 DENVER, CO 80202 WB PLAY HOLDING, LLC. 10261 ARAPAHOE ROAD LAFAYETTE, CO 80026 1 CV01 2 GN01 3 CI01 4-12 PP01-PP07 13-19 PP08-PP14 20-21 DT01-DT02 22 PD01 23-24 PD02-PD03 COVER SHEET GENERAL NOTES & LEGEND CHANNEL INDEX SHEET CHANNEL PLAN & PROFILE CHANNEL CROSS SECTIONS CHANNEL DETAILS POND PLAN POND DETAILS TODD CREEK CHANNEL PLANS & REGIONAL DETENTION POND (720) 771-1442 ATTN: BROCK CHAPMAN (303) 809-7930 ATTN: BLAKE CARLSON WORK SHALL BE CONSTRUCTED TO CITY OF THORNTON STANDARDS AND SPECIFICATIONS. THIS APPROVAL IS FOR CONFORMANCE WITH THESE STANDARDS AND SPECIFICATIONS AND OTHER CITY REQUIREMENTS. THE DESIGN AND CONCEPT REMAINS THE RESPONSIBILITY OF THE PROFESSIONAL ENGINEER OR LANDSCAPE PROFESSIONAL. URBAN DRAINAGE AND FLOOD CONTROL DISTRICT URBAN DRAINAGE AND FLOOD CONTROL DISTRICT 2480 W. 28TH AVE., SUITE 156-B DENVER, COLORADO 80211 (303) 455-6277 ATTN: JOE WILLIAMS VARIANCE STANDARD & SPECIFICATION VARIANCE 1 SECTION 104.1.B / 803.1.B MAX 3:1 SLOPES WITHIN DRAINAGE WAY DROPS WITH LIMITS AS SHOWN ON THE DRAINAGE WAY PLANS 2 SECTION 104.1.G.1.d / 104.1.H.2.c PIPE LENGTHS REPORTED CENTER TO CENTER OF STRUCTURE 3 SECTION 203.6.B / 303.8.A / 303.8.G 7-FT MIN SEPARATION (EDGE-EDGE) BETWEEN SEWER & STORM, WATER LINE ON WEST SIDE OF HOLLY STREET 4 SECTION 305.4 / DRAWING 200-2 WATER SERVICE 5-FEET FROM LOW SIDE LOT LINE & SEWER SERVICE 10-FEET UPSTREAM FROM WATER AS TYPICAL 5 SECTION 303.8.G USE OF CONCRETE ENCASEMENT BETWEEN SSMH-A2 7 SSMH-A1.1 ON SHEET UP21 , USE OF FLOW FILL FOR IRRIGATION LATERAL ON IRR03 6 SECTION 303.8.D EXISTING HOLLY STREET FORCE MAIN SEPARATION FROM FUTURE EDGE OF CONCRETE LESS THAN 5' (FORCE MAIN LOCATED WITHIN FUTURE MEDIAN) 7 SECTION 303.9.F / 402.9.B SANITARY & STORM MANHOLES WITHIN CONCRETE RAISED INTERSECTIONS AT 145TH AVE./GRAPE ST., 144TH LN. /DAHLIA ST., 145TH AVE/HUDSON ST. 8 SECTION 402.12.G.1 REGIONAL POND NW OF SIGNAL DITCH PKWY & HOLLY ST 1 X 100YR STORM PLUS 1-FOOT 9 SECTION 402.8.A GRATED MANHOLE USED AS TEMPORARY INLET ALONG HOLLY STREET. TO BE MODIFIED TO JUST MH IN FUTURE PHASE 10 SECTION 402.13.A.4.a STORM SEWER BEHIND WALK LESS THAN 5-FEET FROM PROPERTY LINE (STM BOX BASE 02 TO HEADWALL), (STMH-9 TO STMH-10), (STM INLET-29 TO INLET-15) 11 DRAWING 500-3&4 MINIMUM IS LESS THAN 6-FEET AT ROUNDABOUT. STAMPED COLORED CONCRETE PER CITY MEDIAN SPECS 12 TABLE 500-2 KNUCKLE PROVIDED AT LOCATION WHERE LESS THAN 150-FEET, 90-FOOT KNUCKLE USED 13 TABLE 500-2 300-FT PER SIDE (150-FEET ALTERNATING) ON 144TH AVE TO OFFSET WITH THE EXISTING LIGHTING ON THE SOUTH SIDE OF THE ROADWAY 14 SECTION 502.3 TANGENT FROM INTERSECTIONS LESS THAN 100-FT AT EUDORA ST/146TH CT, 145TH AVE/ELM, 144TH LN/ ELM, FOREST ST/E 145TH AVE. 15 DRAWING 500-13 RAMPS LOCATED IN LINE WITH RAMPS INSTALLED WITH THE LEWIS POINT DEVELOPMENT. (FAIRFAX / E 144TH AVE) & (HOLLY ST / E 144TH AVE) 16 SECTION 803.1.D NO CONCENTRATED FLOWS EXCEPT AT EMERGENCY POND OVERFLOW. EQUIVALENT FLOWS NOT MORE THAN SINGLE FAMILY LOT. 17 SECTION 810.5 MINIMUM 20MPH DESIGN 18 SECTION 402.12.G 12-INCHES OF BURIED SOIL RIP RAP WITH 12-INCHES OF TOP SOIL COVER, AS APPROVED BY UDFCD 19 TABLE 500-2 HOLLY STREET PROFILE GRADE, 2.5% LEADING INTO 146TH AVE APPROVED VARIANCES FROM CITY STANDARDS AND SPECIFICATIONS: REVISION TABLE REV NO. DESCRIPTION SHEETS DATE RELEASED Rachelle Plas FOR CONSTRUCTION City of Thornton Dev. Eng. These plans were reviewed for compliance with City Codes, Engineer of record is responsible for adequacy of design and ensuring that improvements meet all City Codes 12/5/2018