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Home My WebLink AboutC-5.3 Storm Drain Details MERIDIAN CITY APPROVAL D M RIM ELEVATION L Ilk PER PLAN Partners LENGTH (L) PER TABLE (A) 2815 East 3300 South, Salt Lake City, UT 84109 SAND AND GREASE TRAP GRADE RINGS PER NOTES.SET RIM FLUSH WITH FINISHED GRADE (801) 305-4670 www.edmpartners.com (ACHD BMP #01). SEE SEE SAND AND GREASE TRAP NOTES DETAIL 2 THIS SHEET. WEIR ELEV. w (C2) Q (B) (D) H O 18" PERFORATED PIPE WITH PERFORATIONS TOP HALF ONLY 5 w OUTLET PIPE PER PLAN SCALE: 1" = 80' INLET PIPE PER PLAN 3 BAFFLE ELEV. 9AND DETAIL 1 THIS SHEET O 5' SOLID PIPE _ (Cl) 20" BAFFLE o WIDTH 3 INLET PIPE PER PLAN 0 40 80 160 240 T MIN. OWNER: PROFILE VIEW Dawson Ranch, LLC OBSERVATION WELL M SAND AND GREASE TRAP (BOISE VAULT 6865 S. Pemberley Pl. OR APPROVED EQUAL WITH BAFFLES) 24" DIA. TRAFFIC RATED FRAME Meridian, ID 83642 SIZE PER TABLE AND STANDARD MANHOLE COVER Contact: Jarron Langston 50' MIN. 5 PER ISPWC SD-617 MIN. ELECTRONIC MARKERS PLACED ON Phone: (208)724-6239 M CORNER OF FACILITY, TYP. COORDINATE WITH ACHD INSPECTION OBSERVATION WELL STAFF FOR PLACEMENT OF MARKERS INLET PIPE PER PLAN PLAN VIEW DURING CONSTRUCTION PRIOR TO BACKFILLING. SAND AND GREASE TRAP NOTES: NOTES: STORM STORM 1. SAND AND GREASE TRAP PER ISPWC SD-624 DRAIN DRAIN 1. This drawing is considered preliminary unless AND ACHD STORMWATER DESIGN affixed with a municipal approval or OUTLET PIPE PER PLAN GUIDELINES BMP-01. accompanied by a separate approval document. ENCLOSE TOP AND SIDES OF TRENCH 2. GRADE RINGS: 2. All sanitary sewer improvements shall conform SEE SEEPAGE BED COVER NOTES WITH FABRIC PER SEEPAGE BED AND DETAIL 1 THIS SHEET • with the standards and specifications of the OBSERVATION WELL H <_12" USE GRADE RINGS IN CROSS SECTION PER ACHD SD-627 [TYPICAL CROSS SECTION DETAIL, • 12" < H 24" USE 24" DIA RCP RISER. City of Meridian. THIS SHEET. SEAMS SHALL OVERLAP 3. All culinary water improvements shall conform A MINIMUM OF 1' • 24"<H 120" USE MANHOLE CONE AND 48" with the standards and specifications of the (FG) PLAN VIEW DIA. RISERS City of Meridian. 4. All improvements in the public right of way III-III III-III-III-I I-I I-I I-I I-I I- III-III-III-III-III-III-III-III-III-III- III-III-III-III-III-I I I I-III-III-III I I-III-III-III-III-III-III-III- shall conform with the standards and - - -III-III-III=111- ��o District C )f the Ada County Highway District ACHD and the Idaho Standards For 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Public Works Construction ACHD Supplement SAND AND GREASE TRAP TABLE (ISPWC-ACHD). i �o��o 5. All private improvements shall conform to Idaho o�o�o�o�o�o�o�o�o�o�o�o�o�o�o� Standards For Public Works Construction 18"ADS CAP STRUCTURE INV. ELEV. IN WEIR ELEV. BAFFLE ELEV. INV. ELEV. (ISPWC) standards and specifications. a SIZE RIM ELEV, (A) 6. Contractor to field locate and verify the NAME (B) (C2) (Cl ) OUT (D) horizontal and vertical location of all utilities 000000000000000000000000 0 00000 J -- prior to beginning work. ADS, HDPE OR PVC PERFORATED PIPE. SIZE PER TABLE o SG TRAP #1 1000 GALLON 2750.79 2746.62 2746.52 2746.02 2745.77 SG TRAP #2 1000 GALLON 2750.43 2745.12 2745.02 2744.52 2744.27 0 STORM DRAIN MANHOLE �� SG TRAP #3 1000 GALLON 2749.13 2745.26 2745.16 2744.66 2744.41 WITH2' SUMP � C 1.5' MIN. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 DEPTH SURVEYOR SG TRAP 744 1000 GALLON 2752.11 2747.23 2747.13 2746.63 2746.38 COMPASS LAND SURVEYING PLLC ASTM C33 623 11TH AVE SOUTH FILTER SAND (BS) DETAIL 2 - SAND Et GREASE TRAP (208)608-2510 CONTACT: (S) RICHARD GRAY, PLS L1' LANDSCAPE ARCHITECT STACK ROCK GROUP PORTION OF OBSERVATION WELL SEASONAL HIGH 404 S. 8TH ST., SUITE 154 LYING IN DRAINAGE SAND MUST BE GROUNDWATER BOISE, ID 83702 WRAPPED WITH TYPE I DRAINAGE Q (SHGWE) (208)716-4787 GEOTEXTILE PER ISPWC SECTION 2050. = NOT ENCOUNTERED SIDEWALK PER CONTACT: ISPWC-ACHD SD-709 (LA)JESSE BUSTER T MIN. SEPARATION TO MAX. SEE SEEPAGE BED SEASONAL GROUNDWATER ELEV. COVER NOTES SEEPAGE BED _ _ _ _ _ _ _ _ _ _ (FG) BOTTOM OF CURB SECTION MUST BE APPROVED FOR CONSTRUCTION: PROFILE VIEW 4 I I I I=11 =III=III=III=III=III=III=III=III=III=III=1 AT OR ABOVE TOP OF BED These plans are valid for construction only with the PER ACHD POLICY SECTION 8200 BMP 20 (T) =1 I I I I I-1 I-1 I-1 I-1 I-1 I-I I-I I-I I-I I-I GEOTEXTILE, OVERLAP MIN. 1.0', PER signature of the design engineer on the line below. NOT TO SCALE 6"MIN. � C� C� ACHD BMP 20 TOP - WOVEN SIDES - NON-WOVEN 0 0�0�0_ o�o�o�o Approved Date O ��O�O BOTTOM - NONE J o 0 0 0 0 0 0 0 0 18" RE-MANUFACTURED PERFORATED a ADS HP ASTM F2881 PIPE OR v SEEPAGE BED TABLE w o o�o�o�o�o�o�o��o` APPROVED EQUAL. PERFORATIONS ON ONA L FN wT F N TOP (1/2 OF PIPE ONLY). FR Q SEEPAGE BED SEEPAGE BED SEEPAGE BED SEEPAGE BED MIN FG ELEV. TOP OF ROCK BOTTOM OF BOTTOM OF PERF. PIPE PERF. PIPE 100-YEAR DESIGN SEASONAL HIGH aO�OOO�O�O�O�O 14176`0 INFILTRATION GROUNDWATER NO. WIDTH (W) LENGTH (L) DEPTH (D) (FG) ELEV. (T) ROCK ELEV. (B) SAND ELEV. (BS) INVERT DIAMETER VOLUME > o 0 0 0 0 0 0 0 0 0 2" WASHED ANGULAR N 12/19/240 M RATE ELEVATION (SHGWE) DRAIN ROCK OR CHIPS A � 0 Xy0��0� 0 0�0��0� OF 0 JQ' SB #1 15' 54' 8.5' 2750.60 2748.60 2740.10 2738.60 2745.77 (18") 18" 31302 CF 8 IN/HR <2736.81 (B) Kee West o 18" MIN. ASTM �° SB #2 8.0 33 8 2750.12 2747.62 2739.62 2738.12 2744.27 (18 ) 18 11046 CF 8 IN/HR <2736.04 12" C-33 SAND LAYER (BS) • Cq =11 I C I=1�I=1�I=1�I=1�I=1�I=1�I=I�I=III I�I=III=I�I- Subdivision I- - - III- =111- „ (W) VARIES (15' MAX.) SEE PLAN - - Z STORM DRAIN DETAILS SB #3 8.0 104 9 2749.11 2746.61 2737.61 2736.11 2744.41 (18 ) 18 31606 CF 8 1 N/H R <2734.42 I I 1=1 I =1 11=1 i I-I i I-III-III-III-III-III-III-I 11=1 11=1 � -I 1-1 I-1 I-1 I-1 I=1 I=1 I=1 I=I I=I I=I I=I I=I I- M ESTIMATED HIGH 11VI AIIIIIIIEI AIEI AIEI AIIIIIIIIIIIIIElIElIElIElIElI1=1I GROUNDWATER (SHGWE) PROJECT: Q SB #4 15' 76' 8' 2751 .37 2749.37 2741 .37 2739.87 2746.38 (18") 18" 41437 CF 8 IN/HR <2736.99 NOTES: = NOT ENCOUNTERED 180° �j 1. CONTRACTOR SHALL NOTIFY ENGINEER PRIOR TO CONSTRUCTION AND SHALL DRAWN BY: CRS VERIFY ALL MATERIALS, LOCATION,AND SIZE. 3/8"PERFORATIONS IN VALLEYS OF REVIEWED BY: ERB 2. MINIMUM SEPARATION FROM BOTTOM OF ANY INFILTRATION FACILITY TO SEASONAL CORRUGATED PIPE, 5 EACH REVISIONS: NOTES: HIGH GROUNDWATER OR BED ROCK SHALL BE A MINIMUM OF 3'. CONTRACTOR TO NOTIFY THE DESIGN ENGINEER IMMEDIATELY IF GROUNDWATER IS ENCOUNTERED No. DATE REMARKS 1. ACCORDING TO THE PROJECT GEOTECHNICAL REPORT PREPARED BY ATLAS WITHIN T OF THE BOTTOM OF ANY INFILTRATION FACILITY. SEEPAGE BED COVER NOTES: TECHNICAL CONSULTANTS LLC. DATED JANUARY 27, 2023, PROJECT NUMBER 3. WOVEN GEOTEXTILE TO MEET ACHD STORMWATER DESIGN GUIDELINES SECTION 1. A MIN. OF 1.0-FT COVER FROM TOP OF BED TO PAVEMENT SUBGRADE IS REQUIRED SECTION 8200 BMP 20 --BACKFILL OVER BED TO SUBGRADE WITH 6"-8"MINUS PIT RUN 8202.23, AND PER B222755g, GROUND WATER WAS NOT ENCOUNTERED DURING GEOTECHNICAL 4. NON-WOVEN GEOTEXTILE 8 MEET ACHD STORMWATER DESIGN GUIDELINES --WOVEN GEOTEXTILE FABRIC REQUIRED OVER TOP OF BED x --TOP OF BED UNDER SIDEWALK SHALL BE MIN 1.0-FT BELOW PAVEMENT SUBGRADE EXPLORATION. TEST PITS WERE ADVANCED TO A MAXIMUM DEPTH OF 14.1' BELOW SECTION 8202.23, AND PER SECTION 8200 BMP 20 2. IN COMMON LOTS,A MIN. OF 1.5-FT COVER FROM FINISH GRADE TO TOP OF SYSTEM IS REQUIRED U EXISTING GRADE. CONTACT DESIGN ENGINEER IF GROUNDWATER IS ENCOUNTERED DURING SEEPAGE BED EXCAVATION FOR BED RESIZING. SEEPAGE BED TYPICAL CROSS 2. REFER TO ACHD BMP 20 FOR ADDITIONAL INFORMATION REGARDING SEEPAGE BED SECTION DATE: Q CONSTRUCTION INCLUDING PERFORATION SCHEDULE FOR 18" PERFORATED PIPE. PER ACHD POLICY SECTION 8200 BMP 20 December 19, 2024 NOT TO SCALE SHEET NUMBER: SEEPAGE BED DETAIL (ACHD BMP#20) CQ 593 A