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snippet: Catch basins collects rainwater from streets and serves as an entry point to the storm drain system.
summary: Catch basins collects rainwater from streets and serves as an entry point to the storm drain system.
accessInformation: Los Angeles County Public Works, Mapping & GIS Services (mapping@dpw.lacounty.gov)
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description: <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN STYLE="font-weight:bold;">Data type: </SPAN><SPAN>point data</SPAN></P><P><SPAN>A catch basin is digitized from paper or scanned imagery.</SPAN></P><P><SPAN STYLE="font-weight:bold;">Subtypes:</SPAN></P><P><SPAN>Side Opening: A catch basin with a standard, vertical curb opening.</SPAN></P><P><SPAN>Grated: A catch basin with a grate-covered opening located in the plane of the gutter or pavement.</SPAN></P><P><SPAN>Combination: A catch basin with both side and grated openings.</SPAN></P><P><SPAN>Inlet: A flared-type catch basin typically made of corrugated steel pipe (CSP).</SPAN></P><P><SPAN>Cover: A lid for the access hole to a catch basin, typically made of cast iron.</SPAN></P><P><SPAN>Insert: A manufactured frame incorporating filter or fabric and placed in a curb opening to remove trash, and sediments from catch basins. </SPAN></P><P><SPAN>Cover &amp; Insert: A combined cover and insert device. </SPAN></P><P><SPAN STYLE="font-weight:bold;">Attributes: </SPAN><SPAN>Most of the feature classes in this storm drain geometric network share the same GIS table schema. Only the most critical attributes per operations of the Los Angeles County Flood Control District are listed below:</SPAN></P><TABLE><TBODY><TR><TD><P STYLE="font-weight:bold;"><SPAN><SPAN>Attribute</SPAN></SPAN></P></TD><TD><P STYLE="font-weight:bold;"><SPAN><SPAN>Description</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>ASBDATE</SPAN></SPAN></P></TD><TD><P><SPAN>The date the design plans were approved "as-built" or accepted as "final records".</SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>CROSS_SECTION_SHAPE</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>The cross-sectional shape of the pipe or channel. Examples include round, square, trapezoidal, arch, etc.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>DIAMETER_HEIGHT</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>The diameter of a round pipe or the height of an underground box or open channel.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>DWGNO</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Drain Plan Drawing Number per LACFCD Nomenclature</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>EQNUM</SPAN></SPAN></P></TD><TD><P><SPAN>Asset No. assigned by the Department of Public Works (in Maximo Database).</SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>MAINTAINED_BY</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Identifies, to the best of LAFCD's knowledge, the agency responsible for maintaining the structure.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>MOD_DATE</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Date the GIS features were last modified.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>NAME</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Name of the individual drainage infrastructure.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>OWNER</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Agency that owns the drainage infrastructure in question.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>Q_DESIGN</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>The peak storm water runoff used for the design of the drainage infrastructure.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>SOFT_BOTTOM</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>For open channels, indicates whether the channel invert is in its natural state (not lined).</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>SUBTYPE</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Most feature classes in this drainage geometric nature contain multiple subtypes.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>UPDATED_BY</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>The person who last updated the GIS feature.</SPAN></SPAN></P></TD></TR><TR><TD><P><SPAN><SPAN>WIDTH</SPAN></SPAN></P></TD><TD><P><SPAN><SPAN>Width of a channel in feet.</SPAN></SPAN></P></TD></TR></TBODY></TABLE><P STYLE="margin:0 0 7 0;"><SPAN><SPAN>This Storm Drain Dataset is a work in progress, and all users of this data are STRONGLY ENCOURAGED to obtain the most current copy, available for download at the</SPAN></SPAN></P><P STYLE="margin:0 0 7 0;"><SPAN><A href="https://egis-lacounty.hub.arcgis.com/"><SPAN>egis LA County HUB</SPAN></A></SPAN></P><P STYLE="margin:0 0 7 0;"><SPAN><A href="https://egis-lacounty.hub.arcgis.com/pages/terms-of-use"><SPAN>Terms of Use</SPAN></A></SPAN></P><P STYLE="margin:0 0 7 0;"><SPAN><SPAN>This data is derived from the County Cadastral Landbase and features are typically added to this dataset per recorded 'as-built' drawings. Accurate facility locations on the ground must be determined by qualified field personnel. If any errors are found, or if there are general questions, please contact the individuals listed in the Credits.</SPAN></SPAN></P><P STYLE="margin:0 0 7 0;"><SPAN /><SPAN /></P><P STYLE="margin:0 0 7 0;"><SPAN><SPAN>This product is for information purposes and should not be used for legal, engineering, or survey purposes. County assumes no liability for any errors or omissions.</SPAN></SPAN></P><P STYLE="margin:0 0 7 0;"><SPAN /><SPAN /></P><P STYLE="margin:0 0 7 0;"><SPAN /></P></DIV></DIV></DIV>
licenseInfo: <DIV STYLE="text-align:Left;"><DIV><DIV><P STYLE="margin:0 0 7 0;"><SPAN>Every reasonable effort has been made to assure the accuracy of this data. Los Angeles County makes no warranty, representation, or guarantee as to the content, sequence, accuracy, timeliness, or completeness of any of the data provided herein. Derived from the Los Angeles County Cadastral Landbase, this data is based on information obtained from public and quasi-public records. Boundary locations on the ground must be determined by field surveys conducted under the direction of a licensed land surveyor. This data is not to be used as an aid for marine navigation. If an error is found, or if there are general questions, please contact the individuals listed in the Credits.</SPAN></P><P STYLE="margin:0 0 7 0;"><SPAN /></P></DIV></DIV></DIV>
catalogPath:
title: Catch Basin
type:
url:
tags: ["Los Angeles County Public Works","Survey Mapping & Property Management Division","Mapping & GIS Services Section","Storm Drains","Catch Basins"]
culture: en-US
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minScale: 50000
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