Download User`s Manual - William W. Walker, Jr., Ph.D.
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P8 MODEL CATCHMENT URBAN MANUAL USER'S Version 1.1 PreparedF~ Street Bay Project Promenade 291 Narragansett Providence, RI 02903 P%~redBy: IEP, Inc. 01532 :MA orthborough, N 6 Maple Street, P.O. Box 780 TABLE or CONTENTS FILlS DISTRIBUTION DI~ Procedure AND AND Files Func t ions. Hodes KBCBANICS OVDVIEV Installation Disk Program User HODEL INTROOUCrION ~nDD6fATION DfSTA1J.ATION 4.1 4.2 PROGRAM 5.2 5.1 1.0 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 1 3.0 4 4.0 .5 5 6 s.o 7 8 8 Utilities Step-by-Step Applications and Scale Documentation Help Started: Inputs Output OPDAfiON On-line Hodel Hodel Other Yatershed Getting 5.3 MODEL 6.1 6.2 6.3 6.4 6.5 Functions 7 6.0 10 7.0 APPBHDICBS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Append ix Append ix Append ix Append ix A: Menu Structure B: Data Entry Vorksheets C: Example Case Applications D: Limitations/Uses Summary 19 18 17 lS 10 14 INTRODUcrIOH causes years recent in development as area of land developed "washed" In undeveloped lands have runoff. vhich and 76%, surface cover) 45%, about in vegetative pollutants of of the are runoff. contrast, account transport periods dry surface In infiltration, that surface. is impervious 65% in numbers increase This and surfaces available for infiltration modifications tend to increase high of sources runoff nonpoint the for land and Residential particular, land, during a the imperviousness, In developed ("build leaves over (low surface reduces accumulate which passes Nationally, to while hydrologic the runoff characteristics and as which water of pollutants areas, proportion surfaces increases dramatically, precipitation decline. These off environment. land the generation catchments. increasing 1988). surrounding as forested site the or predicting urban up") on for in given open (RIDEM, Island impacts from a model pollution, converted is pollutants have of Rhode the throughout a number P8, runoff in Hodel, stormwater developments of commercial transport appeared 1.0 The Urban Catchment of the degradation of estuaries, lakes, and rivers, respectively (EPA, 1989). On the other hand, municipal and industrial point source discharges account for - 30% of the degradation of these water resources. only 9 provide evaluating the data. for site-specific of minimum a wi.th a tool to was intent The developed. with and engineers quality, water on was Model Catchment Urban P8 land use planners development of and state impacts local the Project, Throuih sound land use planning and reviev processes, contributions of contaminants in urban runoff can be minimized, and vater, vetland, and vildlife resources protected. Therefore, under a contract with the Narragansett Bay 2 . 0 MODEL OV:ii.YIiW The user is referred to the P8 Program Documentation for a detailed documentation of the P8 Hodel including applications, limitations, reference citations, and simulation methods. Single-event or continuous simulation of rainfall events can be completed for user-defined systems consisting of a maximum of (24) watersheds, twenty-four (24) stormvater management devices terminology components. 1 Figure series. time rainfall hourly continuous by has P8 However, TR-20). D3RM, aspp, SVHM, (i.e., models runoff been designed a Binimum of site specific data, which is expressed in to most local enaineers and planners. Extensi ve user to require familiar interface, including facilitate .odel (B~Ps), size classes, and ten (10) water quality the conceptual organization and functional components. and variables by the model. P8 consists primarily of algorithms derived from other urban illustrates simulated tested (5) particle are five driven , Simulations (BMPs) including use. spreadsheet-like The Bodel will swales, buffer menus and on-line simulate strips, a variety detention help documentations of treatment devices ponds (dry, wet, extended), flow splitters, and infiltration basins (offline and online) as illustrated in Figure 2. Initial calibration of certain water quality parameters has been completed, such that runoff concentrations correspond to values measured under the Nationwide Urban Runoff Program (NURPj Athayde et al., 1983). -1- ~ ~ < .w ~ cn ~ w ~ ~ ~ (J) (J) I m ~ ..J ~ ~ ~ Z (II (J ~ w - c. ~ t- cn Q (J ~ w > :I: w CJ ~ w w ~ ~ ~ t- (J .- 2 > - Z Iw 0 < C ~ 0 ~ 0. 2 w U- w c ..a > ~ .. - ", 2 c 1&1 = 0 2 = II. '" 0 (..) ~ < ~ z ::: .- ~ 0 w f/J = ~ -J f/J ~ ~ w cn I~ .oJ -< &&.. ~ >-< x )( !. . . . . . . . . . . . . . . . . . . . . . . . 2 FIG..~ P 8 DEVICE TYPES 1 DETENTION POND .'I.L.WAY . IKLWAY . BASIN 3 TJON . TRA 2 INFJL WL~ATIOM 45 . GENERAL DEVICE PIPE / MANHOLE = spurTER . 6 w\.ow 7 . AQUIFER "" ~ .' LMU~" / , ~:~IIII~..-'" ,'.'~ -'-ow Because of model limitations, discussed in detail in the Program Documentation (Valker, 1990), absolute predictions of concentrations, loads, or violation frequencies are less reliable, as compared to relative predictions of removal efficiencies. Therefore, the primary intended uses of the model include: class (e.g., 2) In a design mode, selecting reliability of Urban Catchment flows) are Model applications, the availability site methods, and for P8 Vithout the verification. of as with load, will often be limited less reliable by a lack model for "absolute" of the model at this 1P90. 1.1. 1990. predictions time. than "relative of a are calibration data. applications are technical (a forms two in manual): P8 Urban Catchment Final Model: Program Documentation. Report. P8 Urban suggested are documents Inc. documented user's V.V. Version IEP, is Model simplified a and Catchment Urban P8 Valker, Both document, However, simulation testing, DOCUllmrrATIOR AND DISTRIBtrrIOR documentation The 3.0 including calibration, the relative differences (% change) between scenarios). However, absolute predictions in watershed-scale applications, but the predictions the use of the secondary uses model, companion 1990). and concentration, comparing built-out interest Therefore, considered the used the certainty and (e.g., (e.g., different of greater to match "absolute" in calibration for data interpretation of predictions BHP's the and algorithms, be for methods Program Documentation (Valker, watershed-scale applications. predictions number of typically time storm documentation provided scales by are BMP's to achieve a given also limitations solids, RIDEH, 85% TSS removal, automatically output simulation suspended efficiency. This technical including removal model Detailed, and sizing objective, total limited target and 70% or The program watersheds, objective. user-defined treatment a treatment for particle particle with efficiency class, compliance removal may or a single 1988). for of target plans terms calibration, in series, site expressed is Evaluating model 1) Catchment to operate Model (Version the model 1.1): User's and interpret Manual. the model Access Hemory (RAM) 1.1 at least 2 of the density high P8 Urban Catchment Hodel. megabytes of Bard 640k with are designed for interactive available system computer compatible or and System) DOS one MS Version support programs and files PC the on applications This model and its Random with that contains diskette IBM 1.2 megabyte Operating You have been provided (Disk output. Disk Storage. and disk hard a with computer class higher or processor) (80286 AT An files. The program and sample input files occupy approximately 1.2 me,abyte of disk space, and an additional 1 megabyte of disk space is recommended for working compiler (graphics, screen 4.1 Installation The following is program 5.0 The Version Inc. computations. Microsoft, the to using recommended accelerate subroutine libraries include ASMUTIL 2 and BUTILE Francisco. further information contact: Proeedure is diskette. filename used This 'Readme'. to install procedure This pa is file on your provided hard on can be accessed drive the from distribution using the diskette the >Type command in Place Enter the the distribution following diskette in Disk Drive in a directory line: >A: 1. 2. A: DOS. under or procedure distribution Supportini manipulation) FILlS assistance DISI. technical library). character San AND For (emulator control, Eniineerini, INSTA1J.ATION Impulse 4.0 from compiled and are FORTRAN-77 coprocessor in numeric written optimizing . > INSTALL For Computers Computers . Por P8, enter available one of the on your system: graphics: with Iraphics: (Standard CGA For called the type of graphics VGA with . (C) upon EGA with Computers INSTALL > For . > INSTALL Disk EGA Computers pa For hard depending C . the VGA on lines pa install following C 3. To IBM-PC) color graphics: C pa CGA with CGA monochrome graphics: > INSTALL C P8 MCGA Computers with other graphics: > INSTALL C pa XXX 4. Add the following hard disk: line to the CONFIG.SYS file FILES.20 -5- in the root directory of your enter Notes: The graphics (HCGA) is lines: switch to hard drive) access P8 directory) run P8) resolution is suggested. poor HCGA in CGA mode and monochrome has higher resolution that and viII run vith either color or monochrome computers vith other graphics or no graphics run but vithout plotting routines. The program using step enter switch 4.2 is now loaded 5 of the on your installation hard disk, CGA, monitors. (XXX mode), but the and can be accessed procedure. XXX . EGA, VGA, CGA, etc. version If (see you want 'Readme' to file for change for no color, on (to (to (to >cd\P8 >P8 following installed >c: the If program, P8 run To 5. program vill future use driver further later, details). Disk. Piles disk has 91 disk files, including sample case files and input data files. Sample case files may be used for instructional purposes or to serve as templates for building a new case file. Case files (.CAS) included The PB installation include: SIMPLB DAllPLBS/TlMPLATBS: DEFAULT.CAS loaded automatically - - - one tracer comparison watershed infiltration (daily device facility facility basin, vet pond streaaflov simulation) only runoff simulation analysis loads documentation) program watershed on (see baseflow - upper detention - lower detention lane offline aquifer performance using pond post-development freq. analysis. mall devices pond type includes IMPACT.CAS; vs. street-sweeping sensitivity in of as square emerald square mall - hunt/potovomut baseflow & wet swale-->pond on vs. flow runoff of base pond-->swale used effect emerald basin : each device pre-develop.ent same - - - - - illustrates - basin (retention) strip infiltration infiltration pond simulation of - effect - PONDS'JAL.CAS BASEPOND.CAS pond control) detention on-line offline with 1 with with extended detention with watershed watershed highway/swale si.ulation DYPOND.CAS ESH U.CAS ESH-L.CAS TRACER.CAS HUNT.CAS with pond - rooftop drainage simulation using traced - peak flpw simulation, extended detention HmOUSE.CAS lEAL V'OBLD: 1 - CAS - HIGHVAY.CAS when program starts wet detention IlAMPLlSrrBllPLATES COMPLU MORI BUFFER. ONLINE.CAS - 1 OFFLINE.CAS - 1 watershed EXTPOND.CAS watershed - 1 watershed DRYPOND.CAS RIVBAS. CAS TEST. CAS SENSIT.CAS SVEEP.CAS IMPACT. CAS IMPACT2.CAS with dry 1 watershed buffer - VETPOND.CAS (retention) diskette (flood on the distribution NURP90.PAR distribution mode, NOVICE the if - Edit be Bovever, may specified. particle the using available, vith sail precipitation mode is data calibrated NURPSO.PAR bare the class (NURP 10% Settling Velocity) to NURP median event-mean runoff concentrations to NURP 90th percentile sites - - - BARESOIL.PAR Several ADVANCED - one particle calibrated SIMPLE. PAR NURPSO.PAR the in site-specific edited or sufficient entered sequence. be must (.PAR) on been calibrated have In Nation-vide Urban Runoff Program (~_~_E; one of the folloving particle files command provided data Particles input 'CEP' characteristics These 1983). particle al., for belovo characteristics files listed et are Case input diskette At~yade The four pervious runoff files concs. increased (e..g., construction conditions for the Providence NOAA to reflect sites) station are included on the distribution diskette for convenience. In addition, the UTILITIES function in the P8 MENU allows the user to convert hourly precipitation data available on diskette for any NOAA weather station or period of record. Storm files (.STH) distribution diskette for II . 74, II . 79, It . 87 . (complete PROV6987.STK TYPE2.STH year specified (one 76,80 83 record inch, 24 hour {.4 inch, Northeast file 6 hour, TSS removal with total II distribution)- efficiency PASSES> 75 hour . in Rhode 5 interval)-typical for provid es on-line and HODES, USER two has MENU, from HODE), provides HODE ADVANCED or model. the to of set is number limited program a the with HODE, 132 of the program functions startup, At NOVICE of access to operation primary NOVICE HODE The (NOVICE HODES the to follow. the restricting menu. program continue. to the in key any location P~ess any mode. new the from ADVANCED HODE (or to return to novicemode),press simultaneously indicating keys experience. of USER two to find may difficult users New less <F1> appear and while provides access to all NOVICE HODE.To changeto message will functions, supplementary are progr.. ADVANCED HODE choices, level of users either the in upon runs based which the options. Vhile, and long-term this SCS Type documentation. functions access to the 43 basic option with User program selected The 5.1 HELP The program is operated <Shift> storm PROGRAMKBCB.ANICS a 5.0 use including: average years wet years others Providence 1969-1987) at to approximate Island, AVERAGE.5TH .t, dry {record II PROVlt.STK include: years the 65,81 on . provided 5.2 Prograa Functions The MENU, appearinr in a blue box at the top of th. computer screen, operates similar to a spreadsheet, and provides access to up to four tiers of program options or functions (Figure 3). The bottom portion of the MENU screen describes the current application or CASE. The primary menu options include: - a To get help fro. . (F1> . (F7> .. any data entry of of help 6.0 section detailed in more presented 'help.exe': usin, >help -8- <F1> running help the search file by or .enu, to KEY BELP the pressinl . screens from the use of editor DOS from screens help view <8> prompt .vhich screen screen: . (F8> . help for current input field . (F9> . help for any P8 function . A A the help for data entry screen help for the user <PI) MENU of top or croup fro. a any help screen Select BBLP corner or topic, in the main aenu: procedure and press tier left-hand option . lover permit phase. a help screen "for any output screen: . Press <PI) in response to any hold screen the BELP SCREENS screens. aain the in a user defined documentation These utilities by DOS. or,anized fro. help screen for any procedure . Have the cursor to the desired To viev only) DOS A. is by accessed or output selection BELP the croups, screens containing in To only) mode to Index). Appendix Device in utilities and be can screens fro. screens, 'help.exe' in utility screens help documentation. in the program provide extensive on-line These accessible also return and Case Edit program the main menu, data-entry independent view companion Doe.~tat1oD program~ the for are to in provided output, are input, and the BELP SCREENS included To viev (advanced mode scre.ns are 5.3 On-liD. Help To viev help arroys options model of program document all session End functions (e.I., discussion various menu level for on-line - QUIT Additional QUIT Cursor Bowever, a faster the (advanced Supplementary functions Access provided in lower levels of the MENUfor each of the can be used to maneuver around the menu. method is to enter the letter of the desired choice at each 'CEDI' description of the options. while output Plot - PLOT UTILITIES UTI LrrIES HELP HELP-- this output List PLOT- of or save input data model Execute - LIST -LIST primary read, list Enter/edit, - RUN RUN CASE CASE (cursor location) Bain vill HENU: appear = = = ~TI(J6 = WATERQUALITY CfJ1P . PARTICLE aTO pro u6988 . tlItP = SrnPLE.PAH = I~ CES I BJ D D9J EDS ~ATEHSH TBEAmErtT THACED = FILE . = = FILE RAnGE FILE TITLE CASE CASE STORn DATE AIB TEr1P. FILE PARTICLE DEFAULr . CAS P8 startup case type2 . stR 9 6.0 6.0 MODBL OPERATION of the the command I of groups utilized to demonstration cases are provided demonst: are provided in tly used commands, data entry procedures, , procedures, and This section provides a brief description scription Several enter/edit data and view output. Several Appendix C, and entry in CBDD CEDI CBP CBVD CBVI CBI Device Data Data cap Vater General help screens certain data input are n, section Case List necessary the the of (similar devices dia,ram specifications. compile to design is treatm8nt schematic and a device case new a constructing for data folloving D.vice Each are Prolram commands: Type) Vatershed) file in on-line for ~eferenee. in disk MODE only) <F1). Hore detailed rates, Curve <F8) when pointinr for infiltration help Input stored from USER (ADVANCED USER MODE only) by pressing the the Each (ADVANCED infiltration provided and and loads loads a disk are to the printed using input curve can be listed file help on Numbers, rates, screens data field numbers at the end using the 'CLS' 'CSI' (. Case on and of Save and sequence, screen. right listing storm by and lover on use values input subsequent appears normally class, class, and mass-balance include each each device, device, partic ce, particle particle event -10- term. total nev a or ehanged are values input values StOI Stored until available is disk. disk. of for set .essage file riven disk a for Exec Exeeuted" te.porary "Model "Model a exeeuted A for for run is availal the the from fro. run a given read given a for read for routines. A in is saved model executed for a in a temporary routines. are the plotting is for by pressing (e.g., comaand, using Screen Components tables easy Model Steps accessed accessed or edit 4. Data collection and and subsequently subsequently retrieved retrieved using using 'CiA' 'CIA' (.(. Case Read All). results Vhen are to enter Catchaent Characteristics Quality in Figure the data Parameters Lookup Site) plotting Output (Separate Time values Vhen the model is results are saved case Screen Characteristics screen. this and Index Vatershed used Urban performed (Separate Va tershed CICF Hanning's vatershed File & Storm Index Particle is of Title Device Simulation n) P8 Case Evapotranspiration date-entry are the is Read Particle Hanninr'S which of entry/editinl ClP Output first appendices Data CIT case entering and by The screens the Documentation. linkage the in Tl-20 applications) as illustrated are provided in Appendix B to expedite process. illustrated Inputs), Inputs), commands characteristics defining to diagrams used entry vorksheets a used watershed facilitated th8 step illustrates is for first data vhich proc8ss input The site frequently Inputs Model The 6.1 illustrating formats. in output flows (. ~ MA DIAGRAMS P8 TEST CASES LEXINGTON, TIC LAN!, TRACER ONE SCHEMA FIGJRE4 S'UTTU ~ W8T JPLM 0 fRACIR.CAI MA A WiTLAIe I.AU D8VIC8 0 c.-, ~ ._~(:~) ~ (;\ -- 0 ,...~) ~ t-:\--- 0-0 ji.:.'.~:j! (:-\ \.~) 'Co,.. .,;; '1"\__/:\- ISM_U.CAI W8TUI8 N. MALL. SQUARE --\!I EMERALD .,pa, TWA TIOMU" Infiltration References 1!1 ill 4.64 1.18 .43 .26 .13 .06 .04 .04 .03 .02 .01 8.27 2.41 1.02 Rates (in/hr) i!l. ~ Loam Silty Clay Loam Loam Clay Loam Sandy Clay Clay Sandy Clay Silty Clay . GROUP A B C .27 .52 .17 .09 .06 .05 .04 .02 D Loam Loam Survey Sandy Silt Sand. "Soil Loamy SCS Sand. SOIL SCS SOIL. TB:mJRB provide data (permeability) on wlDense Dense Undergrow th Growth Pasture Lawns Bluegrass Shortgrass Sod Prairie Sparse Vegetation Bare Clay-Loam Soil Sources: a - McCuen (1982); and Huber (1988) b- .03 .00-.05 of 1 in/hr for - N 5 Hanning'S 11 Light Turf Dense Turf Forest .30-.45 .15-.30 .05-.15 Interpretations" infiltration rate for specific soils. * Yousef et al., (1986) recommend using infiltration rate designing retention basins in sandy and sandy loam soils. Cover Type .43 .26 .13 .20 .35 .80 a a a .40-.50 .30-.40 .20-.30 .20-.50 .10-.20 .05-.03 .01-.03 d d d d d d d Shaver (1986); c. -12- Source Musgrave (1985); d- Bedient RUNOFF CURVE NUMBERS Grassed Hydrologic CONDmON - -D Poor «50% cover) 39 49 68 61 69 79 74 79 86 88 84 89 Good 38 58 71 78 25 36 45 55 60 66 70. 73 77 77 79 83 81 89 93 96 Areas or (>75% Good Idle Group - Fair' Meadow Soil ABC - HYDROLOGIC LAND USB LOOKUPTABLE cover) Good Fair ods (thidkforest) Poor (thin,.no Sites Newly graded condition (1977) assumed to be in good hydrologic SCS USDA, Source: * Lawns normally Areas Construction mulch) IMPIRVIOUS PRAcrIONS LOOmPTABLB CODI/CATEGORY EQUIV ALmf'r 111 113 Hedium Residential 114 Hed-Low Residential 115 Low Residential 116 Rural >8 Units/acre 1-3, 9 Units/ac .5-.9 Units/ac .2-.49 Units/ac <.2 Units/ac Commercial Industrial Industrial 128 131 Transportation Institutional Impervious Density Dens, Dens. Density Density Heavy 132 H.dium 141 Roads, 188 Educ., Fractions Interch., Service Health, Prisons, Hilit. VB. Land Use Classifications (USDA. 1 Fraction: Industrial Areas Commercial & Business .65 .38 .38 .72 .85 -13- 1 <.1/8 1/2 (acres): 1/3 Size Impervious .25 .44 .27 .25 .14 .85 .62 .81 .77 .41 ..47 Areas 1/4 Residential Lot High A GIS LAND USE Residential Residential VDAGB Yo Land .20 RAt«;B .32-.60 .29-.38 .06-.79 .10-.18 .03-.06 .44-.92 .74-.93 .59M1.0 .23-.60 .30-.77 ~ KodelOutput have been entered data for a given case, the model must be is storms 'HODEL using the following that indicate to screen menu the precipitation, and or or loads loads elevation, volume, devices. (See specific been or data for HODE. development screen). for a for loads used or graphic model USER in flows, flows, have of convenient Graphs' format viewing use ADVANCED the for when ASCII Printing in "d" in only series may be utilities primarily (Press disk - screen-duap Prograa time concentrations, precip., precip., Plot detailed formats: are Plot total total 5 displays. yearly in routines of etc., They series . for spreadsheets monthly time to for formats: screen of Plot following to plots PT the file utilities). distributions frequency plots series dumped 'Help files Output'). testing. series frequency time processors be of time cumulative disch~rge, developed corner cumulative scatter Plot Independent in concs., PH PT in disk to a disk 'Utilities available loads, normal or routed . precip., flows, time series log accessible is screen 'UO' Graphic only) (see print screen on the use such other input (to Plot output or to may be displayed printing PI Graphic stored Tabular output are accessed water and mass balances by device and component removal efficiencies by device and component comparison of flow, loads, and concs. across devices violation frequencies for event-mean concentrations peak elevation and outflow ranges for each device sediment accumulation rates by device mean inflow or outflow concs. by device and component detailed statistical summaries by device and component continuity (mass-balance) check on simulation results results output are of List List List List List List List List List subsequent results commands: simulation Tabular Simulation and graphing routines. list LBA La LT LV LP LS LK LD LC right lower complete. access by reporting event is later by the simulation the in appears EXECUTED' message of sequence The command. Hodel') 'Run (- 'RH' the via executed trackedon thescreenuntil thesimulationis completed. A red route quick a Some output procedures produce several series. In order to stop the output sequence and return to menu, press <Esc> when the <B> prompt occurs. In general, the <Esc> key (sometimes hit more than once) provides back to the program menu. -14- may Once the input word 6.2 6.3 Other Design Functions and Utilities Hode document. a particular and and 70% the and provides This device). prototype, data. pre-defined the of of efficiencies removal watershed one least at with case treated, any be a catalogue watershed, device volumes, and outlet the 12 using of repeatedly a command. class, Hodel' particle 'Run to define maximum run first A is areas, feasible. model must the via user target it include always are The the rescaled, options Solutions sequence. only). be devices of list Rescaling ponds procedure, execute this tunes or rescales device(s) any particle class or w.ter performed. is use design to efficiency. storm solids suspended to (overwrites watershed order preliminary for a In prompted is In order to save results for values daily-average are set using Tracing is not devices should each the 'UT' required step, devices must be TRACED. Trace time . 'Utilities Trace' command (ADVANCED USER unless plotting of within-event variation or desired. Since tracing consumes disk spaceand computer fs User iterations contains Device switches HODE). time, for . 'Run Design Tune') removal efficiency for ('RDT' (detention specified capacities requirements one user-defined objective. not component. disk 1980 rainfall and quality Trace design to a user-defined containing procedure achieve case Another removal of Providence device of and TSS removal target The program total achieve new guess" valid a routine, this use the "initial type, removal for device Design 'Run . this of C to the specifies for user location The suspended solids based upon simulation 85%, Lookup') selects and sizes a device to must be pre-defined. sized devices one device an or _85% total To watershed. One procedure achieve _70% ('RDL' Appendix in The model can be used in a "design mode" to select and size devices appropriate for treating runoff from specified vatershed(s). Step-by-step procedures for using the program in a design mode are provided in the Program Documentation and be traced only when necessary. Sensi ti vi ty Analysis Another procedure outflow concentration are reported for each charged during and removal removal of percent sensitivity variable resultant The tests factors. Sensitivity') scale 'Run storm and parameters, particle ('RS' . efficiency and device outflow concentration to each model input value. Each input value is increased by a fixed percentage (one at a time). The model is re-executed. Effects on removal efficiency and outflow concentration are tabulated. Tested inputs include watershed variables, device variables, the sensitivity analysis. In addition, the relative chan,e and percent change in both percent removal and concentration is reported for each input variable. The sensitivity coefficient is the percent increase in the output value relative to -15- the percent increase in on which change in X). This model inputs most important therefore the input procedure have variable (i.e., is especially the greatest to estimate SENS . % increase useful for obtaining impact on model accurately in Y/X perspectives predictions, (Valker, and are 1982). Calibration applying the P8 model to a large watershed application procedure compares predicted (e.g., of the model to predict daily-mean 'Run (. 'RC' by calibration facilitated is series time flow Hunt-Potowomut watershed), the Vhen outflow Calibrate') time the measured daily command. series from a This specified values contained in a disk file. The model must be ('RM' command), and the device used in the calibration be traced in order to obtain daily output values ('UT' 'ptilities Trace' measured . program merges observed and predicted daily flows results A developments. will a and baseflow, total obtain to of PIPE second time This ADVANCED HODE. The the model output. stored in If the disk a temporary when running a large number of for one or more years. Batch. in beginning with the case file specified file file storm stor. the desired the specified, and be sequence. the variables. name given in a to File' or mode Output (default) ADVANCED 'Utilities screen the the the to use in file output disk available a 8odel only is to the send output to option This the select send To may command. file. user DestiaatioD is be only useful cases created using any line editor 0-31, may files columns stormfile 'UOF' disk The Output a adjusting, not input be selected or in 'UB' in archiving watershed no is cases of Batch'- This model utility is particularly or when it is desired to run several file. cases simulate to number various If a for 32. execute provided is The coabined file option to routed through are PIPE factors, column to areas. case be scaling on noarchive watershed the also used is the various is accessed by 'Utilities has the option of archiving information user individual for may AQUIFER an and and other Batch files files from acccomplished is AQUIFER concentrations, Batch runoff used Calibration outflow. the surface from to collect outflow used function, this of this function and its applications to the Bunt Potowomut in the P8 Urban Catchment Hodel Program Documentation. utilize To discussion is provided by date. Observed and This procedure is The used. command). Hoving averages are calculated at a user-defined interval. predicted time series are plotted and compared statistically. not relevant to designing BMP's must PIPE beforehand detailed with executed will device without exiting the command 'uv' View'- 'Utilities The View maybeusedto viewanyDOS text/ASCII file PB program. . -16- NOAA created weather NOAA order first any mode. for which by the user utilizing the 'Utilities This function reads hourly ADVANCED US. the the purchased in data in station precipitation can be files command be storm 'UN' can Additional NOAA'- the up break to text a Use be frames. time PB. vill by use other or editor Huber and Dikinson obtuse othervise missing no containing or vith Providence Step-by-Step Assemble reference 2. Construct sche..tic devices. .aterials for entry and data for B entering, Appendix to creating, runs. case is example for site (maps, diagraa illustrating engineering reports). dovnstreaa linkage of vatersheds and 1. instructions reader C The case. Appendix nev and and Huber (1986); not a problem (based upon experience are step-by-step a executing worksheets "normal", be Storm .ust Started: The folloving See Bedient referred Getting HINIHUM INTER-EVENTTIME supplied vith the program vere ienerated vith an years in input files .ust be betveen 1942 and 1999. files hours. file 5 of input value 6.4 screen this years subsequent 3-10 hrs.). records. This is usually and Boston data files). read anda single storm file (.STH) hours of each other are considered part of the same HIT The Providence NOAA HIT on (typically (1988). The hours vithin for "storm" separate - vet into file .STH (KIT) generated be vill for specified names File The National Climatic Data Center in Ashville, NC can provide hourly precipitation data on diskette for NOAA weather stations in the u.s.. Call 704-259-0682 to order. The cost is -S90/station for the period of record (-33 yrs.). Request files in RELEASE B/CONDENSED FORHAT. Each file typicallycontains 5 years of data. 3. Assign a name«.8 characters) and number(1-24) to each vatershed. Write these on your scheaatic. a name «.8 needed for .odel input, as B. Appendix in Assign vorksheets 5. on Tabulate basic vatershed characteristics indicated 4. characters), number (1-24), and device type code (1-7) to each device. It is often convenient (but not necessary) to assign numbers in dovnstre.. order. Write these on your schematic. introductory needed for .odel input, as indicated help screens (to skip -17- these, press <ESC». 'pe'. enter and disk hard on directory B. program to Appendix in Review Kove proiram. Run 7. 8. worksheets Tabulate basic device characteristics on 6. device 9. 10. Clear existing Enter site schematic data (Procedure. (Procedure to identify 'CZ' - 'CU' . - 'Case 'Case device/watershed Zero'). Edit All'). numbers using Load desired particle file (Procedure. 'CRP' 'SIMPLE. PAR' and 'TYPE2.STM' in susses speed computations. t 11. data Refer to your and names. . 'Case Read Particles'); preliminary runs; this vill 12. Print a copy of the watershed/device network linkage for future reference; Procedure. 'CLN' 'Case List Network'; hit 'Print Scrn' key at <8> prompt. 6.5 Vatershed Inputs'). Save Case . etc. 'CSI' Hodel') 'Run (Procedure. . 'aM' disk on values (Procedure. case input simulation Save Run 14. 13. - Seale Applications In order to utilize convert land usage into impervious areas for watershed-scale applications. Again, each subbasin of the watershed may be modeled as separate watersheds linked by the PIPE and AQUIFER devices (see section 6.3 Calibration for additional details on linking watersheds to the AQUIFERand PIPE devices). and The of accounts which level watershed or based upon the users knowledge of characteristics within the basin the on modeling modeled is selected and the variability complex Hare watershed. number of subwatersheds the overall watershed, to 13 Page on provided been has table lookup A RIGIS. in available information the pa Hodel for watershed-scale application., a similar procedure is used to that outlined in Section 6.4, but simply focusing on a larger scale. Vatershed characteristics from (i.e., infiltrations rates, impervious areas, areas, etc.) are obtained from land use/land cover and soils for the attenuation of pollutants in wetlands and/or buffer zones is also possible. This would require routing the watershed runoff to the specific buffers or wetland areas, and having sufficient information regarding the characteristics of buffers or wetlands to supply model inputs for these treatment areas. . detail land and quality, use the model scenarios should user the Once load). and flow, Again, as mentioned in Section 2.0 without calibration, "relative" predictions (i.e. % change) are more reliable than "absolute predictions(concentration, has calibrated the model using data of suitable the model with only may be used a known be utilized degree for of to predict certainty. relative -18- absolute Vithout predictions. changes such of various calibration, 7.0 APPENDICES Structure Menu APPENDIX A . CGaa8D~.~1oaa 28 Devi0. . Ca8poD_t 21 0 0 0 80 0 2' 1 17 0 17 . 17 0 80 b7 Devic. . Co.poD8D~ 0 '0 0 13 1 87 1 I' 1 I' 1 18 1 18 1 8' 18 1 80 Iaput Var1abl.. 1 80 0 78 0 7' 0 78 78 78 1 28 701 ISI 1 za 0 78 0 ZS I.t~rt 0 1 Deta Inpu~ 0 33 tabl.. El...~10D va. 0 1 0 1 Data 0 1 Ce.. 0 Z4 Ou~put and Group8 De~e Iaput All Seve 1 Fl1. Diu a 1n Group. Input 'ar~icl./Coapoa8ft~ S.v. Z2 Fl1.. 0 2a It!1c1eaCT Devlc. CO8pOftent Curr8D~ Velu.. Iapu~ Ca.. All Ere.. P.rt1cl.. Sev. S.v. 0 Z2 Fl1. D1.t e la Groupa Da~e 0 11 Fil. Dete Input 0 10 Fl1. Diu !ra8 Groups Da~e Input Par~lcl./CO8pOD8D~ . D1.t Fil. 0 2a I.t~rt R8809al OD. for S1z. D8Ylc.. 11 Var1abl.. D8Y1c. Dev1c. 011. tara.t Ou~flow Iapu~ for Velil" Inpat L1.~ Z.ro Fl1. De~e Input R..d Groups Dete Input S1te All Ed1t All 1 18 Lt81t Error Con~inu1ty 6 Lenaths St.p T18. Edlt T~t.p. F.ctors 1 37 V.rlabl.. Input Ent1r. for I.~~rk D8Yia. 6 Wa~r.b8d L1s~ L1a~ 17 10) - 8 (CO8pOD.n~s 17 S) - 1 (Coapoa8CtS Group S.cand Group Flrs~ Ed1t First Edit S.cond 17 Cr1t.r1e 6 CO8pOD8D~' Que11ty We~.r Edit CO8pOD8Dt. Curve W.t.r.bed Oeta (Ar.e, tmperv. Fr8c., Nu.b.r, etc.) Edit Per~1cl. Deta (RUDot! Conc., S.tt11n. V.loc., etc.) 1 21 Inpa~a D..1a. . Wat.rshed for 6 Device I Wa~.r8bed L1.~ Sit. 88 1 1 0 1 1 8 4 1 0 7 D8Y1c..) Outflow 6 Lab.L. (W.t.r8hed Indez Wet.rabed 0 40 D.ta or Indez W.~er8b.d Edit Ed1t Indez Wa~.rahed. 0 10 etc.) Slop.., Rat.., Infiltr.tion (Di88n.1ona, Da~a Dev1ce Edit Data 0 8 Typ..) . Lab.ls (D..1c. Indez Dev1c. Ed1t Ind.z 0 70 Data or Ind.z Dev1ce Ed1t Dev1ce. , Storm Date. 1 21 Par...t.rs Input D8Y10. OD Qu.l1ty Horpba8.~rr D8Ylc. L1s~ H.t~rk 0 110 Veriablee C.ee Edit Edit Define C.ee 1 21 D8Y1c. F~ Pred1oted 6 Variabl.. Iapat W.t.r.bed OD for D.!1aed Weter.hedC.) .. Ca8paD-t . Flr.t) Ob.8ZYed Part1cl. on 'rSS 1-..1 C~-~ 6 Sto~ All OD We~.r.hed/D8Yic. We~.r 6 Par~1cl. Ll.~ lee Tab ~_'-=-D~ ~-~ 21 Flow-W.iah~ed-H88D Coac8D~r.~ion. D8Yic. S~s~.ly Stoaa Hod.l OD e D8Y1c. to Acb1eve tSS R-.el De.11D. Curr8ft~ or Hod.l for Hod.l RUD RIID Psr...t.r. Edit Sp1l1w.,) + Devia. b7 AU Ach18Y. to Prelia1nazy R.tr18Y. . D8Y1c. to Achl... R.tr1... H T.a8 Coao-~.~1oaa b7 t.~ I8Oh Ca8p8r' Etf1cl8DCT D8Yic.Cs) a..cal. Retr1... b7 T.aa Coa.ea~.~1oaa CIDf11t.+Ko2881+Spi~) (I) IuD OD Hod.l V.1oclt1.. Coao8D~.~1oaa Clo2881 Ou~f~ fu Etf1c18DCT R8809al Tar..t Hod.l Sto~ Fil. I.l8Dc. Coa.8D~.~1oaa Conc8ft~r.~iOD. Og~flow Ogtflow t.aa fo~ Anal,.1. a88DY81 Tar..t 011. Looku~ 701 851 H 8Dd Iaflow for Surf.o. Devic. Hae.-lel8DC. Zveat-H8aa Totel Outf~ AnaLysis Sea.1t1Y1ty RIID All TUD. Grovpa tra8 An? Li.~ b7 To~e1 Iaf~ Anal,.1s S8D81t1v1ty RIID S8D81t1Y1ty Edit Ev.potranspir.tion ConO8D~r.~1OD. Aay Vl01et10D Freqqeaoi.. fo~ Wet.r 6 Mae. lelaac.. Cor AnalY.i. Sea.1t1yity RIID Wat.rshed. Data Fl1e I..e., Ou~tlow Og~f~, for - Anal,.1. Sen.1t1v1ty Rua D.vic.. I 51.. D..lc.. Ra~.. Cor CHu8t Anal,.i. Sena1t1vity RIID loth Iaput InClow l.laDc.. Ca11b~a~1OD Senalt1y1ty RIID Part1cl.. Dete To~el l8l8Da.s Output Flow Rua All Input M88.-1.18D.. ZU1c18Do1.. Hae. MOd.l L1s~ Cel1bra~. S.lect . F~ Mae. . Wet.~ . Wet.~ All Seve ell total D8Yi.. a-.l Li.~ 18Gh Input. All Suzfec. D8Y1c. Li.t/Plot R~ R.ed to~ D8Wto. Lis~/Plot t.r88 R.ed P.n1cl.s Ma..-lel8Do. Aay Li.tJPlot 0g~tlG8 All E1..a~iOD., Freqq8Coi.. LiatJP1o& Suzfs.. De.1aD Freqq_oi.. L1a~/Plot IDtla8 Arcb1v. Freqq8Dci.e V101e~1OD Aay Reed Frequ_ci.. V101.t1OD Vlolat1oaa Ev.potran8 H8ZyP~ Vlo1a~iOD Ogt~ Edit Tltle, AccU8Ula~iOD Sedu..a~ Vlola~1oa IDflow Oete F~iah~ed-H8aa Li.~ Aay Particl.. F~iah~ed-H8aa H.aa. Lie~ P.8k8 Suztec. Ll.~ Sedia lalaao.. Ll.~ Iaflow First Ou~flow Conc. r1a.-W.1.h~ed-H88D Ll.~ OU~Clow RUD C.ae toc SurCn. r~iahr.ed-H88D 1.1.& SuzC... An? L1.~ APPERDI%j. P8 Menu Structure moP tmZ 110 0 5 0 18 10 0 0 10 0 Z2 1 180 0 77 0 0 0 1 0 1 1 ~ P8 URBAN CATCHMENTMODEL DATA ENTRY VORl:.sBBBT note: notes, (labels, inputs defined user are "*" an with Data inputs 1) denoted Notes: filenames) Storm Data Notes (User about prov tables detailed more Dotes) reference user case): * - 6.splitter basin 3.svale/buffer 7-aquifer TYPES - - - - - - - LABEL. NO. IT 18 - - 8 7 16 - 3 4 5 6 - 19 ~$ 1 2 - 12 13 14 1.5 pond 2.infiltration -TYPES - 11 for si8Ulation) de~ices 20 LABEL. 10 treat8eDt 21 of 22 NO. 9 list 23 nmll DEVICE (define LABEL. 1.detention S.pipe/manhole unless values default na8eS, (1) Schematic Diagram: EDIT CASE NO. (Filename.stm): reference from * * (Filename.cas): File selected available. (Label): Case Data File Site file (title, Title is sources (I) are 24 Case FIRST information EDIT denoted by site-specific CASE 5) Data inputs Use the model help screens or from other available Data inputs denoted by a number in parentheses available computer disk files. up look from taken be should "@" from "+" 4) denoted with a "$" should be available drainage plan sequence, watershed and device characteristics) provided denoted inputs (hydrologic 3) Data with 2) Data inputs 4-general on ~ DATA PJI'l'RT CASB EDIT DEVICE DATA - PIPE/MANHOLE Device Label: Device Device Number: Label: to S If Surface Elev. < to alternative (hrs; outflow Concentration of SPLIn~ * * Device: Otherwise, Time $ default. Outflow - + default.O): FLOV Number: DEVICE EDIT Device CASB Outflow (hrs; Concentration - of DATA Time -. . Feet device: + Number: 0): Device CASB EDIT DEVICE DATA - AQUIFD Device Number: Device Label: - * * . Outflow Time Device of Number: Concentration To direct floyout listed in device -$ (hrs; of system index. defaul t . 0): set device number + to "0" or to other device number -Defines similar Device elevation, input is area, required No. (specified DEVICB dischar,e table for hydrololic for device vith up to models (i.e., TR-20) in device index): in device three outlets; * index): .* NORMAL Label (specified G:BNERALIZID - DATA DBVICB EDIT CASI P8 URBAN CATCHMENT MODBL DATA mrrRY VORl:.sHEET SPILLVAY OUTLET INFILTI. OlrrFLOV DEVICE NUMBERS OUTFLOV feet$ cfs$ acres$ To direct listed RATES ELEVATION AREA floy in device out of system index. set device number to "0" or to other device number ~ Program the development residential for ". ~ 3) Lookup an extended wetpond design for a given watershed model and command entry data MENU design include: BMP proposed 1) Running a sample case (one device-one vatershed) Evaluate model new sequence is provided CASE 2) typical entering of E Appendix in is provided scenario and case A cases, The CASE scenarios illustrating output. CASE example examples for running sample screens, demonstration 1990). followed (Valker, example, each Documentation for several General instructions designing Site BHPs the and cases, provides screen, appendix applications. by This CASB SAKPLB A RUNNING 1: CASB Scenario: example This using illustrates the the BUFFER.CAS sample basic model functions case file provided on (CASE, RUN, the distribution LIST) diskette. . 4) List . ** This ** any press directly. to select path and arrows loaded; is filename file when to appear <ESC> will (use cursor enter CRA Press for help. MENU MENU to main to return back will go to program escape <H>; press screens; at CLS screen - all through key <F1> Site' case files point. . 3) Execute model: Select 'Run Hodel' the <B> or data: 'Case List passing any after at or next input any the of disk prompt return) continue . Select Press View . 2) to listin, to key for Screen press Bold The . file, . Press return All'- File: view Case Read . 'Case Load Select 1) screen Press percent Select while any key at - RH (VAIT model - will flash in the upper right is running) <B> to return to MENU pollutant removal: 'List Removals' - LR procedure may be used to read any case file from the disk corner of ~ CASE' STORM DATE - I . . I FILE . RANGE AIR TEMP. FILE FILE WATERSHEDS TREATMENT TRACED DEVICES DEVICES PARTICLE FRACTIONS QUALITY COMP . . . . . - Parameters BUFFER.CAS buffer- .t.r-ip pr-cv87.st.m 870201 TO 870601 pr-cv69B8.t.mp NURP~O.PAR 1 1 0 5 7 OUTPUT ROUTED TO: SCREEN . I HELP <Fl,F7> ROUTINE, RUN Dat~ TO <First Quit Helo Utilities Ar.as Incut OR <Enter> = FILE TITLE PARTICLE & Device HIT & CURSOR MOVE CASE List Tables W.t.rshed 1.1 Letter> Network List ~TER Plot List Run Sit. VERSION Zero Save Read Edit Case 8 - watershed. surfac. 1 runoff oercolAtion device d.vice watershd = 1 buff.r = 0 w.tershed .rea imcervicus impervious scs curve depression stora;a numb.r (pervious portion) sweepin; frequency water load devic.. 1 bottom el.v.tion length of of bottom side inch.s = fActor flow flow 'feet 'feet p.th "I. mannings particl8 depth rate n r.moval - 'feet . - in/hr' scale - = 'f..t 'ft-h/ft-v flow = type path slop. infiltrAtion - butter, width maximum factor .~filtr.t.e rout.d to d.vic. normAl outlet rout.d to devic. <H) - times/week Quality slope acres frAction . - 3 buffer .000 294.248 2.000 500.000 1.000 .100 .500000 .400 1.000 0 0 OUT OUT 100.000 .2~0 .020 74.000 .000 1.000 S 68.7 86.5 95.3 ~9.4 84.5 hc zn component 67.3 84.5 84.~ 67.3 07.3 67.3 cu.lity 84.5 68.7 70.9 70.9 water pb and tp (%) device 99.4 P80% 95.3 P50"/. tss 89.9 89.9 OVERALL 25 1 buffer cl.ss 4 P30% vs. 49.4 25 OVERALL efficiencies .oarticl. PI0"/. 49.4 devic. remov.l and 3 86.5 PO"/. 1 buffer device tkn jevice vs. 2 07.3 ("/.) 1 cu effici.ncies 67.3 remov.l <H> <SPACE> TO SELECT(*) NO( ) , <ENTER>=DONE, <a>= ALL, PRESS OR SELECT PARTICLE CLASSES / WQ COMPONENTS (n)-NONE of devic. = = storms . 2864. hrs. 1 buffer, storm 31 = duration type = buffer 319. v.riabl. ppm norm.l 07 spillway outlet outlet lOAd continuity <H> total surf.c. + d.c.y inflQw 08 sedimen outflow' outflow groundw outflow tot.l trApped total increas. stor.g. m.ss b.l.nc. check efficiency removal . errors: = volume = 7746.24 762.66 .00 762.66 522.99 261..79 6197.47 38.71 17.60 20.87 38.47 .00 .00 .24 7746.24 784.78 .00 784.78 6960.12 1.33 .00 73.b21~ 13.4440 .0000 .0000 13.8987 .0000 06 09 10 11 12 13 14 15 14.72 2~.b404 O~ filt.red 38.71 20.87 20.87 .00 13.84 3.76 .00 .62 %. 89.85 load = 89.85 .00 73.021~ 10.4046 .0000 7.~0~0 % infiltrate - inflows adjusted watershed 04e)(filtr.te 03 = lbs %. 01 precip tss conc acre-ft term = load flow mass-b.lance hrs, ~ ~umb.rinter-v.l % inc h.\. specifications for wet treat the lake. design recreational a to preliminary adjacent to and plan proposed pond site a with is !VALUATION development provided been residential have A You Scenario: CASB 2: SITE PLAN/BKP stormwater runoff leaving the a with to designed pond site. Approximately 235 acres of the parcel drain to the lake via 4 existing drainage swales. The dominant hydrologic soil group on the site is Class B with grass cover in fair condition. The 235 acre parcel has been divided into four subcatchaent areas, each with a wet the mean storm of 0.4 by the site engineer: capacity equal inches. to the volume The following of table runoff from has been provided BASDf raperv. Volu. Area (.c) Area (.c) (ac-ft) ~ Subc.tchaent. Area Drainage (TS5) 0.32 0.40 0.31 will each Total for for pond sizinr criteria 85% the if Solids 0.23 the preliminary deter8ine to evaluate to subcatchment You would like Suspended 0.46 0.64 1.41 1.10 10.3 14.3 22.5 17.8 removal 32.7 54.8 71.0 76.8 1 2 3 4 be met. Sequence: 1) Compile . case Draw data: Schematic . Complete 2) Create new diagram data of entry case file: . 'Case Edit All' . 'Case Read Particles' - the system worksheets as necessary CEA (enter data - CRP for (read all data desired entry particle screens) characteristic file) first entry file disk to data input (saves specified in screen) RH necessary to be used for the this operation). proponent or Type device) to redesign or The 'Run initial tarlet. an to used removal (The subcatchment confiruration request be may P8 of 85% TSS removal each provide met; for outlet not to achieve and function aeet removal the criteria systems pond to - treatment Tune' re-scaling Design of percent volume 85% TSS Removal resizing should LR (lists ROT Note: - Removal' the 'List area 'Run Model: 5) View Results: . CSI - data Hodel' . 4) Execute Inp'ut' Save . 'Case 3) Save input data: 2 or Averale storm file FILE. EVALUATION BMP 4 4 0 S PRECIP. OUTPUT ROUTED TO: SCREEN 7 = = . COMP QUALITY WATER TREATMENT DEVICES TRACED DEVICES. PARTICLE FRACTIONS. 10Q, 801231 NURP5Q.PAR WATERSHEDS STORMS. TO prov6Q88.tmp = 800101 FILE TEMP. RANGE. PARTICLE 2 CASE PROV6Q87.STM FILE. STORM DATE AIR CASE_2.CAS TITLE. FILE. CASE CASE 36.11. DURATION. 602., INTERVAL 8704. MODEL EXECUTED DATA WATERSHED LABEL runoff 32.7 0 surface .31 l/week 0 69 - NUMBER for .02 inches - acres NUMBER FREQUENCY CURVE PERVIOUS SWEEPING STORAGE FRACTION AREA DEPRESSION IMPERVIOUS TOTAL 1 (-- NUMBER, DEVICE DEVICE AQUIFER OUTFLOW ! BASIN! percol.tion WATERSHED for NUMBER (-- WATERSHED SCALE FACTOR FOR POLLUTANT LOADS 1 w.tershed Fl=HELP, F2=DONE/SAVE, device Fl-HELP. l.bel F3-EDIT FIELD, F7-HELP/EDITOR, <ESC>-ABORT 1.bRl F2-DDNE/SAVE. F3-EDIT FIELD, F7=HELP/EDITDR, <ESC>-ABORT ~ 94.1 6~.6 33.7 63.7 64.7 35.6 63.7 34.6 65.6 33.7 64.7 3~.6 33.7 34.6 3~.6 39.2 34.6 41.3 70.6 40.2 33.q 65.3 64.4 34.8 33.9 65.3 h~ zn cb comoonent 64.4 73.5 56.9 34.8 33.9 34.8 39.4 cu.lity cu water tkn .nd 72.4 71.6 71.2 40.4 P80% 9~.1 94.7 94.2 93.1 3 POND3 OVERALL POND2 72.1 cl.ss 4 POND4 25 2 1 PONDl o.rticle P50% 75.0 73.7 74.2 71.6 d.vi~. tc (%) Y5. tss .fficiencies device r.movAl and P30% 5=.4 ~5.1 58.9 56.3 39.3 P10% 39.0 38.0 40.7 38.7 .0 PO% .0 .0 .0 .0 OVERA~~ 25 d.vic. 1 POND1 2 POND2 3 POND3 4 POND4 d.vice 4 VS. 3 (%) 2 .f1ici.nci.s 1 r.mov.l (H> typ.. variabl.. scillwAY sedimen OC1 10 12 13 14 l' totAl outlet + decAY 07 08 outflow tot.loutflow tat.l tr.pped stor.q. mASS load r.moval continuity.rrors: <H> increAS. b.1Anc. ch.ck - efficiency volume. 72.10 .00 %. ppm Qbql.S4 26QB.00 bQBB.07 33.68 33.68 33.68 .00 .00 .00 inflow surf.c. lbs 33.bB 3J.bB .00 inflows %, 01 watershed 105.8b04 2Q.4702 .0000 lO~.8604 2C7.4702 2C7.4702 q6ql.~4 26qS.OO 26Qa.00 6Qaa.07 5.45 .00 adjust.d. lo.d 72.10 . .00 % % inches 3b.ll tss acr.-ft term m.ss-balance orecic. hr.. b02. = pond, conc . loAd 1 PONDl storm hrs. 8704. flow devic. - 109 . duration of intervAl storms number development planned on a 100 acre Enter case Storm File: - CRP watershed data: Edit Yatershed Data' - CEVD Total Area: 100 acres Impervious Fraction: 0.25 Depression Storage: 0.02 SCS Curve 3) Look Number: 74 up a design: 'Run Design drawdovn Note: 4) Execute Lookup time, Hodel 3.5 will 85%' - RDL8 (select ft a dry pond with a 48 hour depth). overwrite any existing design specification Hodel . 'Run Hodel' - RH 5) Vie... results: efficiency using continuous . to storm series: PROV80 removal 'Case Edit First' - CEF (Change . 'Run Hodel' - RK 'List Removals' - LR . file: Verify '-1.1 storm 6) Removal design . 'List .5TM) is 85% of minimum a case achieve to worst like under would you TYPE2.STM Read Particle' 'Case solids A), - CEF 5 Particle . 'Case suspended (Class information: First' File: Passes: 2) Enter of quality file 'Case Edit . NURP90.PAR 1) The hydrologic soil group falls into Class C, with good grass cover. The proposed development viII result in an area of 25 acres. You vould like to design an extended pond to treat the storm vater runoff. Because the stream removal high percent of predominant condition impervious detention parcel. The You have a residential downgradient si~e boundary follovs a small Class A stream. Scenario: conditions. CASB 3: DBSIGN BKPPORA SITE = CASE_3.CAS FILE TITLE = CASE CASE STORM FIL.E = CASE 3: DESIGN A BMP type2.stm RANGE . AIR TEMP. FILE = prov6988.tmp . NURP90.PAR DATE PARTICLE FILE WATERSHEDS TREATMENT TRACED DEVICES DEVICES PARTICLE WATER FRACTIONS QUALITY COMP 0 TO . . = 1 1 0 . = , . 1 0 ..~- OUTPUT ROUTED TO: SCREEN -.. watershed Fl=HELP, F2=DONE/SAVE. label F3=EDIT FIELD, F7=HELP/EDITOR. <ESC>=ABORT ~ <ESC> FILE CASE_3.CAS DATES: PRECIP. KEEP DEVICES PROVo987.STM 1/ STORM PASS. KEEP - SIMULATION CASE 3: DESIGN A BMP 801231 800101 .45 - 109 11 DURATION = 1 w."..ninc;: devic. DS WATERSHE STORM. CASE STORMFILE. TO STOP 1 PRESS CASE TITLE. ov.rflow: - 1 1 t DATE. INTERVAL.. 801229 75 1 dry pond, storm. 16 <H> class S pArticl. 4 compon.n t 45.9 76.8 zn QuAlity 4~.9 and wAt.r P80"l. 99.4 99.4 pb P50% 95.3 95.3 76.8 ~3.3 .~3.3 85.0 tp devic. and cu 84.1 84.1 (%) vs. 8~.0 pond dry OVERALL 1 2~ 46.8 46.8 t.. .ffici.nci.s d.vicR r.movAl device 3 P30"/. .0 .0 dry POi. pond OVERALL 2~ 1 devic. V5. :2 P1C"/. 1 45.9 ("/.) efficienciRs 45.9 r.mov.l MINUTES/DEVICE/YEAR ~.212 tkn <H> 4~.9 calculat.in; 3.229 MINUTES. = tot.l. ov.~ .11 sto~ms... 45.9 - TIME RUN .. nc 76.8 76.8 ~ Ez.-pl.. Simple - Fil.. c... 84 D.~ Help Screen Index (ct.) c... D.t. Fil.. - 1.8&1 a, 8S tt)d.lina - Buff.rISw.l. Conat.ruct.1onS1t... Haz1muDFlow D.pt.b 87 Fil. M~DI COIIV8Dt.1on. 88 89 70 71 72 73 74 a.CeDt. P:oar- Enbmc_t.a 'Cu. Edit. D8Y1c..' 'Plot. Ev8Dt.a' 'Plot. Ev8Dt.. c-lat.1v..' 'Plot. Ev8Dt.. Fr8q\aeDCY' Ev8Dt.a Loa1fo_l' 7' 'Plot Ev8Dt.. Scat.t..r' 78 77 78 78 81 82 83 84 'Utilit1.. ~' Tim.' D..1an '~ ,~ D..ian !lab." Star... - Seaait.1Vit.y' TUD. '11m D..ian 11m Depr...ion H II H8IIDiDI'. Error I=oU Curve 'Li.t ,.at.' Infiltrat.ion l.at... Particl. S.tt.lina V.loc1t.1.. Particl. C'8paait1on 8' 'U.t. T_' W88boff 'ar...~.r. PerVi~ - I=off Wa~ar Particle Fr.ct.1OD& QIIal1~y Cr1t..r1a De~eDt.1OD PODd S.al./luffer Out.l.~ e,draulic. e,dr.ulic. Particle ScOU%iDI V.locit.1.. Wat..~ahed ~rVioua Fract.1ona 'Cu. Edit. Evapot.r8D8' P8 WAT!RSB!DS DEVICES PAJ.TICL! CLASSES WAtD. QUALITYcat!ORDfS DEVICES ~~ DAtA m!PmATUI! GDDAL - LDa'W'I~ LDa'W'I~ fm!L fl]DEL - AIR. LDa~ .. tIJDIL ~IPI'W'I~ ~ OOTPUT ~ oumJr TABULAR ~C 113 APPLICAtI~ - DC % T!S ~ 123 180 'Plot. ~t.hl,.' Mag o,.rat.18 or 'Plot. Yearl,.' 181 Sere. !d1t.o~Ccmt.ralx.,.. W~ w~ Choice OIoic. Siql. .-alt.1pi. Qrapbio8 Hode Fil. Def1De ~ 18& 18S <B> MMa... Vi- 184 183 182 Plot.a 18& 1&7 U8e~Hod. 189 193 P:1Dt.iq P:o.~-..in& Gr8pba D.t.aila 1;4 19S Di~.ctin& Help P:oar.. Output 19& P~oar" MeCn-iC8 De8i8D ~ for c.~~at.e' '~ Pnoedure a.c~8d Cue Li8t. Ar... P8-PLUS Sit.. 117 ua tIJDIL 11.5 TYPICAl. 114 ~~ DISTR.IJU'rI~ .. SVPPf3;% : M) Predict.iona") Pred1c~i0D8 Ab.olut.e C-I,.lat.1" C" PRam.AH rRaiIWt OF OF USES USES S!CCIIDARf P!.IHAR.Y IlftRCDUC'TIOM 121 118 118 120 PiCI-P8CI CoDceD~ra~iOD& lU 86 87 88 88 80 91 82 83 84 8' 86 87 88 100 101 102 103 104 10' loa 107 108 108 110 111 lat.ch' D..ian' '~ , Plot