This layer shows location of drainage pipes within the Metropolitan Region and is provided for information only. A Pipe is defined as a link in the drainage network. It includes drainage pipes, open drains, culverts and subsoils etc. It can be owned by Main Roads WA or others.Data dictionary:FieldAliasTypeDescriptionPipe_No Pipe NoString“Road_No” & ”.“ & Unique Database Number e.g. H015.569Asset_OwnerAsset OwnerStringOwner of the asset e.g. Main RoadsRoad_NoRoad NoStringMRWA Road NumberAsset_StatusAsset statusStringFunctionality of asset (Operational or Non-operationalData_StatusData StatusStringField survey verification e.g. Verified / Asset Captured via Desktop onlyPipe_TypePipe TypeStringType of pipe (as per D-SPEC)LengthPipe LengthDoublePipe section length in metres Diameter_WidthDiameter/WidthLongPipe Diameter or Width if a culvert or non-circular in mmUp_ILUpstream InvertDoubleUpstream end-of-pipe Invert Level in metres Dn_ILDownstream InvertDoubleDownstream end-of-pipe Invert Level in metres Mapping_CommentsMapping CommentsStringAny additional comments that relate to this pipe section including assumptionsConfidence_RatingConfidence RatingStringA confidence level assigned based on the source data used to digitise the featureDisclaimer:1. Please note that Main Roads WA drainage data is provided for information only and the data may be inaccurate, incomplete or out-of-date. Please use as a reference only and verification is to be undertaken on site.2. Confidence Rating has been assigned to individual assets to provide an indication of the accuracy of the data. However please note that this is only an estimated rating which should be used as a reference only.3. Asset Owner – Please note that Main Roads WA drainage data includes multiple organisations’ interface drainage and, as a result, the ‘Asset Owner’ attribute is only to be used as a reference only as it may be inaccurate and should not be referred to as the source of truth.4. Asset Types:a. Interfacing Structuresi. Note that the drainage data includes interface points between Main Roads WA drainage structures and structures owned by other asset owners. However not all assets owned by other asset owners have been included. Please seek clarification from the respective asset owners if required.b. Ghost Linki. Ghost link can be used to represent an interfacing drainage network not owned by Main Roads WA. These are commonly used to simplify complex networks located downstream on route to the ultimate stormwater outlet destination.Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material: “The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability.”Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

This layer shows location of drainage sumps within the Metropolitan Region and is provided for information only. A Sump is defined as a retaining wall placed at the inlet or outlet of a stormwater pipe or culvert. It can be owned by Main Roads WA or others.Data dictionary:FieldAliasTypeDescriptionSUMP_NOSump_NoPolygonOutlet destination area e.g. basins, rivers, lakes, ocean etc.Road_No Road NoStringMRWA Road NumberMapping_CommentsMapping CommentsStringAny additional comments that relate to this pipe section including assumptionsOwnerOwnerSmallIntegerAuthority that owns the land the sump is on.Maintained_ByMaintained_BySmallIntegerAuthority that is responsible for maintenance of the sump.Disclaimer: 1. Please note that Main Roads WA drainage data is provided for information only and the data may be inaccurate, incomplete or out-of-date. Please use as a reference only and verification is to be undertaken on site.2. Confidence Rating has been assigned to individual assets to provide an indication of the accuracy of the data. However please note that this is only an estimated rating which should be used as a reference only.3. Owner and Maintained By – Please note that Main Roads WA drainage data includes multiple organisations’ interface drainage and, as a result, the ‘Owner’ and ‘Maintained By’ attribute only to be used as a reference only as it may be inaccurate and should not be referred to as the source of truth.4. Asset Types:a. Interfacing Structuresi. Note that the drainage data includes interface points between Main Roads WA drainage structures and structures owned by other asset owners. However not all assets owned by other asset owners have been included. Please seek clarification from the respective asset owners if required.b. Ghost Structure / Nodei. Ghost Node Structure represents a physical structure where the asset type is not known and Ghost Node represents a node only that is not owned by Main Roads WA. Any assets owned by other organisations beyond a direct connection can be represented by the use of a Ghost Link.c. Basin Flow Linki. Where the sump / basin does not represent the final outlet destination of the drainage network. Basin flow link will be used to connect the sump/basin to their ultimate outlet destination. The basin flow link is stored within the Pipe feature class.Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material: "The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability."=Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material: "The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability."Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

This layer shows location of drainage pits within the Metropolitan Region and is provided for information only. A Pit is defined as a node in the drainage network. It includes street gullies, side entry pits, soak wells, junction pits, and gross pollutant traps etc. It can be owned by Main Roads WA or others.Data dictionary:FieldAliasTypeDescriptionPit_NoPit NoString“Road_No” & ”.“ & Unique Database Number e.g. H015.569Asset_OwnerAsset OwnerStringOwner of the asset e.g. Main RoadsRoad_No Road NoStringMRWA Road NumberAsset_StatusAsset StatusStringFunctionality of asset (Operational or Non-operationalData_StatusData StatusStringField survey verification e.g. Verified / Asset Captured via Desktop onlyPit_TypePit TypeStringType of Pit (largely as per D-SPEC)FSLFSLDoubleCover level, Finished Surface Level (FSL) of Pit in metres AHDDepthDepthDoubleNatural or FSL to bottom of pit in mmMapping_CommentsMapping CommentsStringAny additional comments that relate to this pipe section including assumptionsConfidence_RatingConfidence RatingStringA confidence level assigned based on the source data used to digitise the featureDisclaimer:1. Please note that Main Roads WA drainage data is provided for information only and the data may be inaccurate, incomplete or out-of-date. Please use as a reference only and verification is to be undertaken on site.2. Confidence Rating has been assigned to individual assets to provide an indication of the accuracy of the data. However please note that this is only an estimated rating which should be used as a reference only.3. Asset Owner – Please note that Main Roads WA drainage data includes multiple organisations’ interface drainage and, as a result, the ‘Asset Owner’ attribute is only to be used as a reference only as it may be inaccurate and should not be referred to as the source of truth.4. Asset Types:a. Interfacing Structuresi. Note that the drainage data includes interface points between Main Roads WA drainage structures and structures owned by other asset owners. However not all assets owned by other asset owners have been included. Please seek clarification from the respective asset owners if required.b. Ghost Structure / Nodei. Ghost Node Structure represents a physical structure where the asset type is not known and Ghost Node represents a node only that is not owned by Main Roads WA. Any assets owned by other organisations beyond a direct connection can be represented by the use of a Ghost Link. Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material: “The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability.”Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

This layer indicates floodway's of the State Road Network in WA. A floodway is typically a longitudinal depression in a carriageway specially constructed to allow the passage of floodwater across it without damage or more simply, the channel & adjacent shore areas near a road under water during a flood. Floodways are usually sign posted on State Roads.Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material:- The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability.Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

The Surfacing is that part of a pavement specifically designed to resist abrasion from traffic and to minimize the entry of water. It may be a sprayed seal, asphalt or other material. Surfacing details are recorded for each lane and shoulder of a carriageway of a road. The total number of lanes and the total width of the surface for a carriageway are calculated from the individual lane and shoulder information.Physical Model\n\n\n\nNote that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material:- The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability.Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

Layer of Structures (road and pedestrian bridges, rail bridges, sign gantries and tunnels), in Western Australia. This layer provides general inventory information for all Structures on State roads, Local roads or Department of Environment and Conservation (DEC) roads. A road structure is that portion of the carriageway that carries vehicular, pedestrian, and bicycle traffic over or under an obstruction such as a watercourse, another road or railway line. This layer shows the location of Structures on all public access roads in Western Australia and is provided for information only.Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material:- The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability.Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/

This layer shows the location of regulatory signs & Main Roads Western Australia is the responsible authority. The term regulatory sign describes a range of signs that are used to indicate or reinforce traffic laws, regulations or requirements which apply either at all times or at specified times or places upon a street or highway, the disregard of which may constitute a violation. One type of regulatory signs are stop signs or give way signs, intended to instruct road users on what they must or should do (or not do) under a given set of circumstances. Signs can be on the State Road Network or other public access roads and is provided for information only.Note that you are accessing this data pursuant to a Creative Commons (Attribution) Licence which has a disclaimer of warranties and limitation of liability. You accept that the data provided pursuant to the Licence is subject to changes.Pursuant to section 3 of the Licence you are provided with the following notice to be included when you Share the Licenced Material:- The Commissioner of Main Roads is the creator and owner of the data and Licenced Material, which is accessed pursuant to a Creative Commons (Attribution) Licence, which has a disclaimer of warranties and limitation of liability.Creative Commons CC BY 4.0 https://creativecommons.org/licenses/by/4.0/