HomeMy WebLinkAbout004.1 C4.1 Civil Grading PlanNYLOPLAST 2 FT X 3FT CURB INLET STRUCTURE: 30 _ _ AGR _ _ X1 - 18" - 30" FRAMES, GRATES, HOODS, & BASE PLATES SHALL BE DUCTILE IRON PER ASTM A536 GRADE 70-50-05.2 - DRAIN BASIN TO BE CUSTOM MANUFACTURED ACCORDING TO PLAN DETAILS.3 - DRAINAGE CONNECTION STUB JOINT TIGHTNESS SHALL CONFORM TO ASTM D3212 FOR CORRUGATED HDPE (ADS N-12/HANCOR DUAL WALL), N-12 HP, & PVC SEWER (4" - 24").4 - ADAPTERS CAN BE MOUNTED ON ANY ANGLE 0° TO 360°. TO DETERMINE MINIMUM ANGLE BETWEEN ADAPTERS SEE DRAWING NO. 7001-110-012.5 - ALL CURB INLET GRATE OPTIONS (DIAGONAL & HIGH FLOW) SHALL MEET H-20 LOAD RATING(2) VARIABLE SUMP DEPTHACCORDING TO PLANS(6" MIN ON 18" & 24", 10" MIN ON 30"BASED ON MANUFACTURING REQ.)4" MIN ON 18" & 24"6" MIN ON 30"MINIMUM PIPE BURIALDEPTH PER PIPEMANUFACTURERRECOMMENDATION(MIN. MANUFACTURINGREQ. SAME AS MIN. SUMP)(2) VARIABLE INVERT HEIGHTSAVAILABLE (ACCORDING TOPLANS/TAKE OFF)18" MIN WIDTH GUIDELINE8" MIN THICKNESS GUIDELINE(1) INTEGRATED DUCTILE IRONBASE PLATE TO MATCH BASIN O.D.WATERTIGHT JOINT(CORRUGATED HDPE SHOWN)ASPHALTCONCRETE CURB & GUTTER(1) DUCTILE IRONFRAME, GRATE, & HOOD18" - 30"(3) VARIOUS TYPES OF INLET & OUTLETADAPTERS AVAILABLE: 4" - 30" FOR CORRUGATEDHDPE (ADS N-12/HANCOR DUAL WALL,ADS/HANCOR SINGLE WALL), N-12 HP, PVC SEWER(EX: SDR 35), PVC DWV (EX: SCH 40), PVCC900/C905, CORRUGATED & RIBBED PVCTHE BACKFILL MATERIAL SHALL BE CRUSHED STONE OR OTHERGRANULAR MATERIAL MEETING THE REQUIREMENTS OF CLASS I,CLASS II, OR CLASS III MATERIAL AS DEFINED IN ASTM D2321.BEDDING & BACKFILL FOR SURFACE DRAINAGE INLETS SHALL BEPLACED & COMPACTED UNIFORMLY IN ACCORDANCE WITH ASTM D2321.TRAFFIC LOADS: CONCRETE SLABDIMENSIONS ARE FOR GUIDELINE PURPOSESONLY. ACTUAL CONCRETE SLAB MUST BEDESIGNED TAKING INTO CONSIDERATIONLOCAL SOIL CONDITIONS, TRAFFIC LOADING,& OTHER APPLICABLE DESIGN FACTORS.(4) ADAPTERANGLESVARIABLE 0° - 360°ACCORDING TOPLANSCONCEPTUAL ELEVATIONSMAXIMUM ALLOWABLE GRADE (TOP OF PAVEMENT/UNPAVED):11.00MINIMUM ALLOWABLE GRADE (UNPAVED WITH TRAFFIC):5.00MINIMUM ALLOWABLE GRADE (UNPAVED NO TRAFFIC):4.50MINIMUM ALLOWABLE GRADE (TOP OF RIGID CONCRETE PAVEMENT):4.50MINIMUM ALLOWABLE GRADE (BASE OF FLEXIBLE PAVEMENT):4.50TOP OF STONE:3.50TOP OF SC-740 CHAMBER:3.0012" x 12" TOP MANIFOLD INVERT:1.5424" ISOLATOR ROW PLUS INVERT:0.51BOTTOM OF SC-740 CHAMBER:0.50BOTTOM OF STONE:0.00PROPOSED LAYOUT5STORMTECH SC-740 CHAMBERS4STORMTECH SC-740 END CAPS6STONE ABOVE (in)6STONE BELOW (in)40STONE VOID535INSTALLED SYSTEM VOLUME (CF)(PERIMETER STONE INCLUDED)(COVER STONE INCLUDED)(BASE STONE INCLUDED)284SYSTEM AREA (SF)79.8SYSTEM PERIMETER (ft)*INVERT ABOVE BASE OF CHAMBERMAX FLOWINVERT*DESCRIPTIONITEM ONLAYOUTPART TYPE0.10"24" BOTTOM PREFABRICATED EZ END CAP, PART#: SC740ECEZ / TYP OF ALL 24" BOTTOMCONNECTIONS AND ISOLATOR PLUS ROWSAPREFABRICATED EZ END CAPINSTALL FLAMP ON 24" ACCESS PIPE / PART#: SC74024RAMPBFLAMP12.50"12" x 12" TOP MANIFOLD, ADS N-12CMANIFOLD2.3 CFS IN30" DIAMETER (24.00" SUMP MIN)DNYLOPLAST (INLET W/ ISOPLUS ROW)