fcfbasin

Metadata also available as

Frequently-anticipated questions:

What does this data set describe?

Title: fcfbasin
Abstract:
This dataset contains polygons representing regional flood control detention basins within Clark County, Nevada. This data is created from regional flood control master plan updates which are required by law every five years.
Supplemental_Information: This dataset is provided in a shapefile.
  1. How should this data set be cited?

    PBS&J, October 23, 2008, fcfbasin: Na Na, Clark County Regional Flood Control District, Las Vegas, Nevada.

    Online Links:

    • \\Acequia\gis\RFCD\shapes\fcfbasin.shp

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -115.685866
    East_Bounding_Coordinate: -114.071073
    North_Bounding_Coordinate: 36.845974
    South_Bounding_Coordinate: 35.122099

  3. What does it look like?

    <http://www.ccrfcd.org/images/gis_metadata/fcfbasin.jpg> (JPEG)
    Regional Flood Control District Detention Basins

  4. Does the data set describe conditions during a particular time period?

    Calendar_Date: October, 2008
    Time_of_Day: unknown
    Currentness_Reference: ground condition

  5. What is the general form of this data set?

    Geospatial_Data_Presentation_Form: vector digital data

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      This is a Vector data set. It contains the following vector data types (SDTS terminology):

      • G-polygon (161)
      • Point (9)
      • Label point (1864)
      • Label point (1864)

    2. What coordinate system is used to represent geographic features?

      The map projection used is Transverse Mercator.

      Projection parameters:
      Scale_Factor_at_Central_Meridian: 0.999900
      Longitude_of_Central_Meridian: -115.583333
      Latitude_of_Projection_Origin: 34.750000
      False_Easting: 656166.666667
      False_Northing: 26246666.666667

      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest 0.000000
      Ordinates (y-coordinates) are specified to the nearest 0.000000
      Planar coordinates are specified in survey feet

      The horizontal datum used is North American Datum of 1983.
      The ellipsoid used is Geodetic Reference System 80.
      The semi-major axis of the ellipsoid used is 6378137.000000.
      The flattening of the ellipsoid used is 1/298.257222.

      Vertical_Coordinate_System_Definition:
      Altitude_System_Definition:
      Altitude_Resolution: 1.000000
      Altitude_Encoding_Method:
      Explicit elevation coordinate included with horizontal coordinates

  7. How does the data set describe geographic features?

    fcfbasin
    This featureset represents regional flood control detention basins (Source: PBS&J)

    FID
    Internal feature number. (Source: ESRI)

    Sequential unique whole numbers that are automatically generated.

    HydroID
    Unique identifier for feature (Source: PBS&J)

    Frequency of measurement: As needed

    JunctionID
    Contains HydroID of the HydroNode that represents the basin in the hydrologic network (Source: PBS&J)

    Frequency of measurement: As needed

    STATUS
    Construction or program status (Source: CCRFCD)

    Frequency of measurement: As needed

    ValueDefinition
    COMConstruction has been completed
    CONCurrently under construction
    TN1Scheduled in the first five years of the current ten-year construction program
    TN2Scheduled in the second five years of the current ten-year construction program
    PROProposed project outside the current ten-year construction program
    EFSEstimated Funding Scheduled (Awaiting funding)

    ID_MILE_02
    Corresponding ID-Mile from 2002 MPU if applicable (Source: PBS&J)

    Frequency of measurement: As needed

    STATUS_MPU
    MPU facility status (Source: PBS&J)

    Frequency of measurement: As needed

    ValueDefinition
    EExisting Facility
    PProposed Facility
    P0Category B
    P1Master Plan
    P2Preliminary Design
    P3Design

    ID_MILE
    Unique identifier for feature (Source: PBS&J)

    Frequency of measurement: As needed

    FAC_DESC
    Text description of facility (Source: PBS&J)

    Frequency of measurement: As needed

    LENGTH_FT
    Facility length (ft) - This field is intended for facility length, and is not computed automatically in GIS (Source: PBS&J)

    Frequency of measurement: As needed

    FACNAME
    Facility name (Source: PBS&J)

    Frequency of measurement: As needed

    ACRE_FT
    Detention basin storage volume (acre-ft) - Only used for fcfbasins (detention basin layer) (Source: PBS&J)

    Frequency of measurement: As needed

    SLOPE_FEET
    Unrelated to basins

    D_H_FT
    Diameter/height of facility (ft) (Source: PBS&J)

    Frequency of measurement: As needed

    W_FT
    Width of facility (ft) (Source: PBS&J - See Entity and Attribute Overview)

    Frequency of measurement: As needed

    BARRELS
    Number of pipes/boxes in parallel if applicable - Only applies to FAC_TYPE 19-23, 26-29, and 43 (Source: PBS&J)

    Frequency of measurement: As needed

    SS_H_V
    Channel side slope (X:1) - Horizontal to vertical (Source: PBS&J)

    Frequency of measurement: As needed

    Range of values
    Minimum:0
    Maximum:1

    WATERSHED
    Ten-Year planning watershed basin (Source: PBS&J)

    Frequency of measurement: As needed

    FCFUPD
    Date of topology or attribute update (Source: CCRFCD)

    Frequency of measurement: As needed

    AMEND_DATE
    Date of master plan amendment (Source: CCRFCD)

    Frequency of measurement: As needed

    CONSTYR
    Year that money is assigned for construction (Source: CCRFCD)

    Frequency of measurement: As needed

    FACTYPE
    Facility type (Source: PBS&J)

    Frequency of measurement: As needed

    ValueDefinition
    01Natural wash
    02Earth/unlined channel
    03Concrete channel
    04Rip rap channel
    05Gabion channel
    07Bank-stabilized channel
    09Floodway
    10Spillway
    11Concrete-lined levee
    12Rock-lined levee
    13Unlined levee
    17Erosion control structure
    19Reinforced concrete box culvert (RCBC)
    20Reinforced concrete pipe culvert (RCPC)
    21Corrugated metal arch pipe culvert (CMAP)
    22Corrugated metal pipe culvert (CMPC)
    15Rip rap levee
    24Bridge
    25Energy dissipator
    26Reinforced concrete pipe circular (RCP)
    29Outlet pipe
    30Drop structure
    32Diversion structure
    33Junction/confluence structure
    36Gabion dam
    43Reinforced concrete arch culvert (RCAC)
    44Soil cement levee
    06Grass Channel
    08Soil cement channel
    23Corrugated metal pipe (CMP)
    27Reinforced concrete box (RCB)
    28Reinforced concrete arch pipe (RCAP)
    35Debris/sediment basin
    40Transition structure (pipe)
    41Transition structure (channel)
    42Transition basin
    45SNWA Las Vegas Wash improvements

    MPU
    Master plan area (Source: CCRFCD)

    Frequency of measurement: As needed

    ValueDefinition
    Boulder CityCity of Boulder City
    Las Vegas ValleyIncludes North Las Vegas, Las Vegas, Henderson
    LaughlinTown of Laughlin
    MesquiteCity of Mesquite
    Moapa ValleyIncludes Logandale and Overton
    Outlying AreasIncludes Indian Springs, Primm, Jean, Nelson, Searchlight, Goodsprings, Blue Diamond, and Sloan
    BunkervilleTown of Bunkerville

    MULTIUSE
    Multi-use facility (Source: CCRFCD)

    Frequency of measurement: As needed

    ID_MILE_96
    Corresponding ID-Mile from 96 MPU (Source: PBS&J)

    Frequency of measurement: As needed

    HEC1_MODEL
    HEC-1 model name - Model where 100-year facility flow was derived (Source: PBS&J)

    Frequency of measurement: As needed

    HEC1_NODE
    Node within the HEC-1 model where 100-year facility flow was derived (Source: PBS&J)

    Frequency of measurement: As needed

    HEC1_FLOW
    100-year facility flow (cfs) (Source: PBS&J)

    Frequency of measurement: As needed

    Range of values
    Minimum:0
    Maximum:182000
    Units:cubic feet per second (cfs)

    TRIB_AREA
    Area Tributary to the facility (sq mi) - based on controlling flow and corresponding storm-centered area (Source: PBS&J)

    Frequency of measurement: As needed

    RR_PARALEL
    Remove and Replace/Parallel Facility Code (Source: PBS&J)

    Frequency of measurement: As needed

    ValueDefinition
    REExisting facility to be replaced with Category A proposed facility
    REBExisting facility to be replaced with Category B proposed facilitiy
    RPProposed facility that will replace corresponding existing (RE or REB) facility
    PEExisting facility that will have a proposed Category A parallel facility added to it
    PEBExisting facility that will have a proposed Category B parallel facility added to it
    PPProposed parallel facility that will be added to existing (PE or PEB) facility
    (blank)All other facilities not considered remove/replace or parallel facility

    COST_DA
    Estimated Design and Administration Cost ($ in thousands) - proposed facilities only, equal to zero for all existing facilities (Source: PBS&J)

    Frequency of measurement: As needed

    COST_ROW
    Estimated Right-of-way Cost ($ in thousands) - proposed facilities only, equal to zero for all existing facilities (Source: PBS&J)

    Frequency of measurement: As needed

    COST_CONST
    Estimated Construction Cost ($ in thousands) - proposed facilities only, equal to zero for all existing facilities (Source: PBS&J)

    Frequency of measurement: As needed

    COST_TOTAL
    Total Estimated Cost ($ in thousands) - total estimated construction cost (proposed facilities) or value (existing facilities) (Source: PBS&J)

    Frequency of measurement: As needed

    CORPS
    US Army Corps of Engineers Project (Source: CCRFCD)

    Frequency of measurement: As needed

    FUNDSOURCE
    Source of funding (Source: PBS&J)

    Frequency of measurement: As needed

    ValueDefinition
    AEssential for the protection of existing development
    BDNot essential for the protection of existing development
    BP (Parallel)Not essential for the protection of existing development
    BR (Repair and replace)essential for the protection of existing development

    SYSTEM
    System identification (Source: CCRFCD)

    Frequency of measurement: As needed

    BASE_ID
    Identifier for change tracking (Source: PBS&J)

    Frequency of measurement: As needed

    DESIGNYR
    Year that money is assigned for design (Source: CCRFCD)

    Frequency of measurement: As needed

    Shape
    Feature geometry. (Source: ESRI)

    Coordinates defining the features.

    Shape_area
    Area of feature in internal units squared. (Source: ESRI)

    Positive real numbers that are automatically generated.

    Shape_len

    Entity_and_Attribute_Overview:
    The ID-Mile field is a primary key.
    ID_MILE_02 - Also incorporates ID_MILE revisions based on changes or MPAs since 2002 MPU
    LENGTH_FT - This field is intended for facility length, and is not computed automatically in GIS
    ACRE_FT - Only used for fcfbasins (detention basin layer)
    W-FT - Value of 0 is used if the facility is a pipe, diameter is in D_H_FT field
    BARRELS - Only applies to FAC_TYPE 19-23, 26-29, and 43
    HEC1_MODEL - Model where 100-year facility flow was derived
    HEC1_NODE - Node within the HEC-1 model where 100-year facility flow was derived
    TRIB_AREA - Based on controlling flow and corresponding storm-centered area
    COST_DA - Proposed facilities only, equal to zero for all existing facilities
    COST_ROW - Proposed facilities only, equal to zero for all existing facilities
    COST_CONST - Proposed facilities only, equal to zero for all existing facilities
    COST_TOTAL - Total estimated construction cost (proposed facilities) or value (existing facilities)

Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

    PBS&J

  3. To whom should users address questions about the data?

    Clark County Regional Flood Control District
    Systems Administrator
    600 S. Grand Central Pkwy
    Las Vegas, Nevada 89106-4511
    USA

    (702) 685-0000 (voice)
    (702) 685-0001 (FAX)
    Administrator@ccrfcd.org

    Hours_of_Service: 8:00 A.M. to 5:00 P.M. (Pacific Standard Time)

Why was the data set created?

This dataset was created to display the alignment of regional flood control detention basins within Clark County. It is usually displayed using the STATUS field which defines the ten-year construction status.

How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    (process 1 of 6)
    None

    (process 2 of 6)
    Dataset copied.

    Date: 23-Oct-2008 (process 3 of 6)
    Dataset copied.

    Data sources used in this process:

    • Server=acequia; Service=esri_sde; Database=gismo; User=rfcgis; Version=sde.DEFAULT

    Date: 10-Feb-2009 (process 4 of 6)
    Dataset copied.

    Data sources used in this process:

    • Server=acequia; Service=esri_sde; Database=gismo; User=rfcgis; Version=sde.DEFAULT

    Date: 31-Dec-2009 (process 5 of 6)
    Metadata imported.

    Data sources used in this process:

    • C:\Users\STANCR~1.CCR\AppData\Local\Temp\xmlD511.tmp

    Date: 27-Jan-2010 (process 6 of 6)
    Dataset copied.

    Data sources used in this process:

    • Server=acequia; Service=5160; Database=CCRFCDArcHydro; User=ccrfcd_editor; Version=sde.DEFAULT

  3. What similar or related data should the user be aware of?

How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    None

  2. How accurate are the geographic locations?

    None

  3. How accurate are the heights or depths?

    None

  4. Where are the gaps in the data? What is missing?

    None

  5. How consistent are the relationships among the observations, including topology?

    None

How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints: None
Use_Constraints: None

  1. Who distributes the data set? (Distributor 1 of 1)

    Clark County Regional Flood Control District
    Systems Administrator
    600 S. Grand Central Pkwy
    Las Vegas, Nevada 89106-4511
    USA

    702-685-0000 (voice)
    702-685-0001 (FAX)
    Administrator@regionalflood.org

    Hours_of_Service: 8:00 A.M. to 5:00 P.M. (Pacific Standard Time)
  2. What's the catalog number I need to order this data set?

    Downloadable Data

  3. What legal disclaimers am I supposed to read?

    None

  4. How can I download or order the data?

  5. Is there some other way to get the data?

    None

  6. What hardware or software do I need in order to use the data set?

    None

Who wrote the metadata?

Dates:
Last modified: 24-Feb-2010
Metadata author:
Clark County Regional Flood Control District
c/o REQUIRED: The person responsible for the metadata information.
Systems Administrator
600 S. Grand Central Pkwy
Las Vegas, Nevada 89106-4511
USA

702 (685-0000) (voice)
702 (685-0001) (FAX)
Administrator@regionalflood.org

Hours_of_Service: 8:00 A.M. to 5:00 P.M. (Pacific Standard Time)
Metadata standard:
FGDC Content Standards for Digital Geospatial Metadata (FGDC-STD-001-1998)
Metadata extensions used:

Generated by mp version 2.9.6 on Wed Feb 24 14:59:49 2010