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Home My WebLink AboutC7.05_Drainage & Utility Plan Area D Sheet Notes: 1. ALL CONSTRUCTION AND MATERIAL SHALL BE IN ACCORDANCE WITH THE IDAHO Q STANDARDS FOR PUBLIC WORKS CONSTRUCTION (ISPWC), CITY OF MERIDIAN STANDARDS, AND ADA COUNTY HIGHWAY DISTRICT STANDARDS. NO EXCEPTIONS ARE PERMITTED WITHOUT PRIOR APPROVAL. I I I I I I I I 2. THE LOCATIONS OF EXISTING UNDERGROUND UTILITIES ARE SHOWN IN AN APPROXIMATE a WAY ONLY. THE CONTRACTOR SHALL COMPLY WITH IDAHO CODE, CHAPTER 22,TITLE 55 I I I I I REGARDING UNDERGROUND FACILITIES DAMAGE PREVENTION. THE CONTRACTOR SHALL / 7. 2 I I I III I _ I , DETERMINE THE EXACT LOCATION OF EXISTING UTILITIES BEFORE COMMENCING WORK. r o I `� I I o�c 5 930 SF 1 I I 1 I I 1 I THE CONTRACTOR AGREES TO BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH 7 - � co MIGHT BE OCCASIONED AS A RESULT OF FAILURE TO EXACTLY LOCATE AND PRESERVE ANY I -4, s 5 I _ I J4. R341 AND ALL UTILITIES. THE CONTRACTOR SHALL CONTACT THE APPROPRIATE UTILITY 1 4 I I w Cc I I 12 O° I 12 I , COMPANIES OR DIG LINE (208.342.1585) FOR EXACT LOCATIONS A MINIMUM OF 48-HOURS N I `U I n a 3 2 3.2 3.2 3.2 3.2 PRIOR TO DIGGING. 3. CONTRACTOR TO FIELD VERIFY ALL EXISTING CURB AND GUTTER, STORM DRAIN, CHANNELCD pip I I I I I ' CROSSINGS,AND SEWER ELEVATIONS OR INVERTS PRIOR TO CONSTRUCTION AND NOTIFY ENGINEER WHEN ELEVATIONS OR INVERTS DO NOT MATCH PLANS. Z I B8 L6 B8 L12 I I B7 L6 B7 L12 I 13 1 B6 L6 � I � I I 4. ALL PIPE INSTALLATION AND TRENCHING SHALL CONFORM TO THE LATEST EDITION OF THE � CD B2 L5 I I 4,50o SF 4,500 SF I _ 4,50o SF 4,50o SF I I 4,343 SF ISPWC DIVISION 300 AND SD-301. BEDDING AND BACKFILL SHALL BE CONSTRUCTED PER I I wi 5,934-SF I 1 I Q n o 1 I Q I ' SECTIONS 305 AND 306 OF THE ISPWC. - - CD m C„ I I I I I G `° I I C I I ' 5. ALL ELBOWS AND TEES SHALL HAVE THRUST BLOCKS PER ISPWC SD-403. z -° r I I 3 2 I I I Cr.CD � O° I I y z i 1 6. LABEL/TAG EACH WATER METER SETTING WITH LOT AND BLOCK SERVED BY METER. m J I I Z C� METER SHALL HAVE TRAFFIC RATED LID. Z Z J 1 B8 L7 B8 L11 I I 1 67 L7 B7 L11 I Co I 1 B6 L7 1 I c 7. MINIMUM COVER OVER WATER LINES UNDER SECTION-LINE AND MID-SECTION LINE CD I 2 I 4,50o SF 4,500 SF I I 4,50o SF 4,50o SF I Z I 4,343-SF ROADWAYS SHALL BE FIVE FEET FROM TOP OF PIPE TO FINISHED GRADE. IN ALL OTHER ® IRR w I 13.2 13 2 3.2 I 2 3.2 3 2 I I 1 AREAS, COVER SHALL BE FOUR FEET. B2 L1 B2 L6 I _ I I I "' 3.2 1 I 8. GROUNDWATER DATA BASED ON GEOTECHNICAL EVALUATION 2240-ID PERFORMED BY 1.4 54,013 5,935 SF O° I I I � °° I GEOTEK, INC. ON APRIL 20, 2021 AND SUBSEQUENT GROUNDWATER MONITORING N � � � � --_ -J `� I 1 � 13' � 2 I � 1 OBSERVATIONS. IRR IRR 1 N B8 L8 B8 L10 B7 L8 B7 L10 I I B6 L8 9. ACHD STAFF SHALL VERIFY THE INFILTRATION RATE AFTER THE FACILITY IF ULLY T 2 I I 1 EXCAVATED. J 5 4,500-SF 4,500-SF I I 4,500-SF 4,500-SF I AN I 4.342-SF Ell AREA 12 PAVERS 1 10. CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY IF GROUNDWATER IS 1 ENCOUNTERED WITHIN 3-FT OF THE BOTTOM DESIGN ELEVATION FOR ANY INFILTRATION cc 3.1 9.2 10.1 I I 1 1 AREA 13 PAVERS FACILITY AND/OR IF IT IS HIGHER THAN ANTICIPATED. S � I 10-LF 8-IN C900 ` - - - - - - -- - - -- - - -- - - -- 4"PIRR - - - -- / 8-LF 8-IN C900 B8 L9 B7 L9 # CDO� I B2 L7 29-LF 8-IN C900 5 r Water Keynotes: �0 i 5,822-SF � 1. POTABLE/NON-POTABLE WATER MAIN CROSSING. SEE CITY OF MERIDIAN WATER NOTE NO. 1 ON THIS SHEET FOR MORE INFORMATION. w N I 11.110. 2. POTABLE/NON-POTABLE WATER SERVICE CROSSING. SEE CITY OF MERIDIAN WATER NOTE r I AREA 14 PAVERS 1 1 � 34-LF 8-IN C900 211-LF 8-IN C900 12.110.3 112-LF 8-IN C900 NO. 2 ON THIS SHEET FOR MORE INFORMATION. - 224-LF 8-IN C900 8"W 8"W 8"W 8"W 8"W g Nl- cU cs I 1 O, - - - 3. WATER METERS w w 2 r W. TORANA ST. - r r 3.1. INSTALL 1-IN SINGLE WATER SERVICE CONNECTION PER CITY OF MERIDIAN I I Z F � �� 9 2 5N 2 8"SS 8"SS 8"SS a 8"SS STANDARD DRAWING W2 WITH SERVICE MARKER PER CITY OF MERIDIAN STANDARD c, I 2 2 2 1 2 5 DRAWING SW3. 3.2. INSTALL 3/4-IN DOUBLE WATER SERVICE CONNECTION PER CITY OF MERIDIAN °C U I �\ ,p/!1, 4 2 R/W R STANDARD DRAWING W3 WITH SERVICE MARKER PER CITY OF MERIDIAN STANDARD B2 Lg DRAWING SW3. 6,366-SF w w 3.3. INSTALL 2-IN SINGLE WATER SERVICE CONNECTION PER CITY OF MERIDIAN 3.2 3.2 STANDARD DRAWING W4. 3.2 L1J11 c� c� I 29-LF8INC900 �� - - --- - --- - - - - - - - - - -- - - -- - - - - - - - - - - - - -- - -- - - - - - -- - - - - - - - - - - - - - --- - -- - - - - 4. INSTALL 2-IN BLOWOFF ASSEMBLY FUTURE WATER MAIN EXTENSION) PER CITY OF I T "' "' I l 13' �� MERIDIAN STANDARD DRAWING W-13. T I i 3'2 4'2 I I 5. INSTALL FIRE HYDRANT PER CITY OF MERIDIAN STANDARD DRAWING W8. I I 1 6. NOT USED. a I I 1 7. REMOVE AND DISPOSE EXISTING BLOW-OF ASSEMBLY. CONNECT TO EXISTING WATER MAIN PER ISPWC AND MERIDIAN PUBLIC WORKS STANDARD (SHOWN APPROX.). CONFIRM PIPE SIZE,TYPE AND CONDITION PRIOR TO CONSTRUCTION, INFORM ENGINEER OF ANY B2 L10 B9 L11 B2 L12 B2 L13 B2 L14 B2 L15 B2 L16 B�L17 B3 L1 B3 L2 1 DISCREPENCIES. COORDINATE WITH CITY OF MERIDIAN PUBLIC WORKS AS REQUIRED. B2 L9 6,273 SF 6,600-SF 6,600-SF 6,600-SF 6,600-SF 6,600-SF 6,600 SF 2, 99-SF 444-SF 6,600 SF 8. CITY OF MERIDIAN UTILITY EASEMENT. 'LU w I 9,581-SF I z I 1 9. INSTALL BEND WITH THRUST BLOCK PER ISPWC SD-403. 9.1. 11.25°8-IN (MJ X MJ) N I I J p I 1 9.2. 45°8-IN (MJ X MJ) Cn _ I 9.3. 11.25°12-IN (MJ X MJ) c I _ _ 6"PIRR 6"PIRR _ _ I I li 9.4. 45°1 GATE AL X MJ) 10. INSTALL GATE VALVE 10.1. ONE (1)8-IN (FL X MJ) GATE VALVE. a I I I li 10.2. TWO (2) 8-IN (FL X MJ) GATE VALVES. Y T ° i I I 10.3. THREE (3) 8-IN (FL X MJ) GATE VALVES. a w w I 6"PIRR 6"PIRR 6"PIRR - 6"PIRR 6"PIRR 6"PIRR 6"PIRR - "PIRR 6"PIRR - 6"PIB m I - - - - - - _77' _ _ _ _ _ 10.4. FOUR (4) 8-IN (FL X MJ) GATE VALVES. 71 10.5. ONE (1) 12-IN (FL X MJ) GATE VALVE. Z I 10.6. TWO (2) 12-IN (FL X MJ) GATE VALVES. I I 4 I 11. INSTALL TEE WITH THRUST BLOCK PER ISWPC SD-403. L - - - - - - - J 11.1. ONE (1)8-IN (MJ X FL)TEE 11.2. ONE (1) 12-IN X 12-IN X 8-IN (MJ X FL)TEE ao I oc 12. INSTALL CROSS T I 1 12.1. ONE (1)8-IN (MJ X FL) CROSS w w 12.2. ONE (1)8-IN X 12-IN X 8-IN X 12-IN (MJ X FL) CROSS r 1 12.3. ONE (1) 12-IN X 8-IN X 8-IN X 8-IN (FL X FL) CROSS T 12.4. ONE (1)8-IN X 12-IN X 12-IN X 12-IN (FL X MJ X FL X FL) CROSS 1 12.5. ONE (1)8-IN X 12-IN X 8-IN X 12-IN (FL X FL X FL X MJ) CROSS 13. SECONDARY IRRIGATION SUPPLY CONNECTION POINT. SEE PRESSURE IRRIGATION PLANS y 1 FOR MORE INFORMATION. w w ocMIJ w I 1 Storm Drainage Keynotes: Ek = J 30 C� I I 1. INFILTRATION FACITLITIES O LU I I 1 1.1. PERMEABLE INTERLOCKING CONCRETE PAVERS (PICP) PER ACHD BMP 34 (DETAIL 1 1.2. INFILTRATION BASIN PER ACHD BMP 10 WITHOUT FOREBAY. SEE INFILTRATION BASIN r cc DETAIL 2/C7.50 FOR MORE INFORMATION. ® IRR i 1 1.3. TEMPORARY ACHD INFILTRATION BASIN PER DETAIL 3/C7.50. 1.4. SEE OFFSITE ROADWAY PLAN FOR MORE INFORMATION. O GIRR I 1.5. INSTALL PRIVATE INFILTRATION SWALE PER DETAIL 5/C7.50. � � � PHASE 2 I 2.21 CATCH NSTALL TYPE I INLET CATCH BASIN PER ISPWC ACHD SUPPLEMENT SD-601. ■� � rr w o 1 ( ) ■� 0 3. INSTALL SAND&GREASE TRAP 0 I 3.1. 1000 GALLON SAND &GREASE TRAP PER ISPWC SD-624,ACHD BMP-01 &DETAIL - - - - -r - -� 1 1/C7.50. ■� 3.2. 350 GALLON SAND&GREASE TRAP PER DETAIL 4/C7.50. 9 1 4. MONITORING WELLS 4.1. INSTALL MONITORING WELL PER BMP 10. 1 4.2. INSTALL MONITORING WELL PER BMP 34. I 5. INSTALL 4-IN EZ DRAIN PERF PIPE PER MANUFACTURERS RECOMMENDATIONS. LAYOUT O w cU cU I PER PLAN. SEE DETAILS 7/L1.50 AND 8/L1.50 FOR MORE INFORMATION. r w w I 1 6. INSTALL CMP WITH SAFETY GRATE. CA 1.4 I 1 � = c0 n + , I legend. N M M I I I 1 SD STORM DRAIN - 00 � o 1 W WATER MAIN w CD I .cam w W EXISTING WATER MAIN Cc 8"SS SANITARY SEWER MAIN 1 5AN SANITARY SEWER MANHOLE } Revisions 1� n 1 I OS EXISTING SANITARY SEWER MANHOLE 1. 5/30/25-CITY FP COMMENTS CL I 1 CID 0 ''' I SANITARY SEWER CLEANOUT L - - - --- - --- - --- - -- - - --- - --- - -- - - --- - -- - - -- - - --- - - - - --- - --- - --- - --- - --- - --- - --- - --- - --- - --- - --- - --- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1 FIRE HYDRANT min WATER MAIN VALVE r 1 BLOWOFF ASSEMBLY IRR GIRR GIRR GIRR GIRR GIRR GIRR IRR GIRR GIRR GIRR alr,, ' LJ GASKETED CAP SINGLE WATER SERVICE T I DOUBLE WATER SERVICE CDIM uim w r I ONAL i 1 i 568 05/30/2025 0 qTE OF 0 Drainage & UtilityPlan - Area D 30' 60' Project No: 123200 Date of Issuance: 4.15.2025 % Horizontal Scale: 1" = 30' Project Milestone: Permit Set Drainage & Utility Plan Area D 3 0 C7 ■05