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snippet: Culverts are a relatively short conduit that convey storm water runoff underneath a road or embankment. Typical materials include reinforced concrete pipe (RCP) and corrugated metal pipe (CMP). Typical cross sectional shapes are circular, rectangular, elliptical, or arched.
summary: Culverts are a relatively short conduit that convey storm water runoff underneath a road or embankment. Typical materials include reinforced concrete pipe (RCP) and corrugated metal pipe (CMP). Typical cross sectional shapes are circular, rectangular, elliptical, or arched.
accessInformation: This data is maintained by the Los Angeles County Department of Public Works. Contacts: Thierno Diallo, PE, 626-458-6920, tdiallo@dpw.lacounty.gov.
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description: <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN STYLE="font-weight:bold;">Subtypes:</SPAN></P><P><SPAN>Closed: A culvert which flows under pressure.</SPAN></P><P><SPAN>Open: A culvert which does not flow under pressure.</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><SPAN>Asset No. assigned by the Department of Public Works' (in Maximo Database).</SPAN></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 /></DIV></DIV></DIV>
licenseInfo: <DIV STYLE="text-align:Left;"><DIV><DIV><P STYLE="margin:0 0 7 0;"><SPAN><SPAN>Please note the </SPAN></SPAN><A href="https://egis3.lacounty.gov/dataportal/about/termsofuse/"><SPAN><SPAN>GIS Portal's posted Disclaimer</SPAN></SPAN></A><SPAN><SPAN>. This data is provided AS-IS, and Los Angeles County makes no warranty, representation, or guarantee as to the content, sequence, accuracy, timeliness, or completeness of this data.</SPAN></SPAN></P><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><A href="http://egis3.lacounty.gov/dataportal/2013/08/08/los-angeles-county-storm-drain-system/"><SPAN><SPAN>Los Angeles County GIS Data Portal</SPAN></SPAN></A><SPAN><SPAN>. </SPAN></SPAN></P><P STYLE="margin:0 0 7 0;"><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></P></DIV></DIV></DIV>
catalogPath:
title: DPW_FMD.Culvert_PUB
type:
url:
tags: ["Los Angeles County","Department of Public Works","Storm Drains","Drainage","Channels","Gravity Mains","Catch Basins","Culverts"]
culture: en-US
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minScale: 50000
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