HomeMy WebLinkAboutC420 - BMP DETAILS(6'-3" [1905])SOLIDS STORAGE SUMPVARIES
BB4'-6" [1372]PLAN VIEW B-BNOT TO SCALEELEVATION A-ANOT TO SCALEFIBERGLASS INTERNALCOMPONENTSFLOWCONTRACTOR TO GROUTTO FINISHED GRADEGRADERINGS/RISERSAA96" [2438] I.D. MANHOLESTRUCTURETOP SLAB ACCESS(SEE FRAME AND COVERDETAIL)TOP OF CENTER CHAMBER(EXTENSIONS AVAILABLEAS REQUIRED)INLET PIPE(S)LOCATION MAY VARY WITHIN 260°PERMANENTPOOL ELEVATIONINLET PIPE(MULTIPLE INLET PIPESMAY BE ACCOMMODATED)OUTLET PIPEFRAME AND COVER(DIAMETER VARIES)NOT TO SCALEwww.ContechES.com800-338-1122 513-645-7000 513-645-7993 FAX800-338-1122 513-645-7000 513-645-7993 FAXCASCADE SEPARATOR DESIGN NOTESTHE STANDARD #### CONFIGURATION IS SHOWN. ALTERNATE CONFIGURATIONS ARE AVAILABLE AND ARE LISTED BELOW. SOME CONFIGURATIONSMAY BE COMBINED TO SUIT SITE REQUIREMENTS.CONFIGURATION DESCRIPTIONGRATED INLET ONLY (NO INLET PIPE)GRATED INLET WITH INLET PIPE OR PIPESCURB INLET ONLY (NO INLET PIPE)CURB INLET WITH INLET PIPE OR PIPESGENERAL NOTES1. CONTECH TO PROVIDE ALL MATERIALS UNLESS NOTED OTHERWISE.2. FOR SITE SPECIFIC DRAWINGS WITH DETAILED STRUCTURE DIMENSIONS AND WEIGHT, PLEASE CONTACT YOUR CONTECH ENGINEEREDSOLUTIONS LLC REPRESENTATIVE. www.ContechES.com3. CASCADE SEPARATOR WATER QUALITY STRUCTURE SHALL BE IN ACCORDANCE WITH ALL DESIGN DATA AND INFORMATION CONTAINED INTHIS DRAWING. CONTRACTOR TO CONFIRM STRUCTURE MEETS REQUIREMENTS OF PROJECT.4. CASCADE SEPARATOR STRUCTURE SHALL MEET AASHTO HS20 LOAD RATING, ASSUMING EARTH COVER OF 0' - 2' [610], AND GROUNDWATERELEVATION AT, OR BELOW, THE OUTLET PIPE INVERT ELEVATION. ENGINEER OF RECORD TO CONFIRM ACTUAL GROUNDWATER ELEVATION.CASTINGS SHALL MEET AASHTO M306 AND BE CAST WITH THE CONTECH LOGO.5. CASCADE SEPARATOR STRUCTURE SHALL BE PRECAST CONCRETE CONFORMING TO ASTM C478 AND AASHTO LOAD FACTOR DESIGNMETHOD.6. ALTERNATE UNITS ARE SHOWN IN MILLIMETERS [mm ].INSTALLATION NOTESA. ANY SUB-BASE, BACKFILL DEPTH, AND/OR ANTI-FLOTATION PROVISIONS ARE SITE-SPECIFIC DESIGN CONSIDERATIONS AND SHALL BESPECIFIED BY ENGINEER OF RECORD.B. CONTRACTOR TO PROVIDE EQUIPMENT WITH SUFFICIENT LIFTING AND REACH CAPACITY TO LIFT AND SET THE CASCADE SEPARATORMANHOLE STRUCTURE.C. CONTRACTOR TO INSTALL JOINT SEALANT BETWEEN ALL STRUCTURE SECTIONS AND ASSEMBLE STRUCTURE.D. CONTRACTOR TO PROVIDE, INSTALL, AND GROUT INLET AND OUTLET PIPE(S). MATCH PIPE INVERTS WITH ELEVATIONS SHOWN. ALL PIPECENTERLINES TO MATCH PIPE OPENING CENTERLINES.E. CONTRACTOR TO TAKE APPROPRIATE MEASURES TO ASSURE UNIT IS WATER TIGHT, HOLDING WATER TO FLOWLINE INVERT MINIMUM. IT ISSUGGESTED THAT ALL JOINTS BELOW PIPE INVERTS ARE GROUTED.SITE SPECIFICDATA REQUIREMENTSSTRUCTURE IDWATER QUALITY FLOW RATE (cfs [L/s])PEAK FLOW RATE (cfs [L/s])RETURN PERIOD OF PEAK FLOW (yrs)RIM ELEVATIONPIPE DATA:INVERTMATERIALDIAMETERINLET PIPE 1INLET PIPE 2OUTLET PIPENOTES / SPECIAL REQUIREMENTS:N12345DCBADCBA12345#RevisionDateBMP DETAILSCS-8 CASCADE SEPARATORSTANDARD DETAIL