Document No:  12/8092
Revision:  68
Date amended:  12-06-2020

The information below is intended to reflect the preferred practice of Main Roads Western Australia ("Main Roads"). Main Roads reserves the right to update this information at any time without notice. If you have any questions or comments please contact Glyn Mattock  by e-mail or on (08) 9323 4709.

To the extent permitted by law, Main Roads, its employees, agents, authors and contributors are not liable for any loss resulting from any action taken or reliance made by you on the information below or changes to its preferred practice.

Revision Register





Description of Revision Date
​60​5​Metadata Statement Form - Underground Utilities updated​17-04-2019
​61​3​D14#152062 Mobile Laser Scanning Standard updated​18-July-2019
​62​3​D18#554805 Underground Utilities Standard updated​26-Sept-2019
​63​2​D15#224538 Aerial LIDAR Data Delivery Document updated​17-Oct-2019
​64​2 & 3

​D17#307405 Digital Ground Survey Feature Codes updated

D20#126943 Aerial Survey Feature Codes added

​65​2​D15#224538 Aerial LiDAR Data Delivery Document updated​28-Feb-2020

​67-08-35 Standard Survey Mark Control updated

67-08-36 Road Reference Marks updated

67-08-37 Minor Control Points updated

67-08-38 Differential Levelling updated

67-08-108 Settlement Monitoring updated

​67​2​D17#515978 RPA Stockpile Volume Standard updated​05-Jun-2020
​68​5​GDA2020 Main Roads Projection File Parameters for 12D, Bentley and Esri software published​12-Jun-2020

Table of Content

1. Introduction

The following standards have been developed for Main Roads Survey and Mapping work.  The application of these standards will ensure continuity across Main Roads in the capture of information and enable designers to work on a common platform.

Survey and Mapping requirements and details will vary between projects and specialist advice can be obtained from the appropriate discipline area in Who do I contact for help in Surveying?

Please click on the required standards.

2. Mapping

67-08-44 "Mapping"
67-08-12 "Digital Rectified Images"

D17#515978 "RPA Stockpile Volume Standard"

D15#224538 "Aerial Lidar Data Delivery Document"

D20#126943   Aerial Survey Feature Codes for Mapping and Airborne Laser Scanning

3. Engineering Surveying

67-08-43       "Digital Ground Survey"

D17#301448 "Survey Report Template"

D17#307405   "Digital Ground Survey Feature Codes"

67-08-121 (D18#554805)     "Underground Utilities Survey Standard"

D14#152062 "Mobile Laser Scanning Standard"

4. Geodetic

67-08-35   "Standard Survey Mark Control"
67-08-36   "Road Reference Marks"
67-08-37   "Minor Control Points"
67-08-38   "Differential Levelling"
67-08-108 "Settlement Monitoring"


5. Data Management

D20#487770 Esri PRJ GDA2020 Main Roads Project Grids

D20#487782 Bentley DTY GDA2020 Main Roads Project Grids

D20#487789 12D Carto4d GDA2020 Main Roads Project Grids

D18#195061 "12D Survey Map Files"

D17#325758  "String Compressor Utility"

D17#325995 "String Compression Utility Tips and Tricks"

67-08-90       "Earthwork Volume Calculations"

D15#321963 "Survey Metadata Standard"

D15#329507 Metadata Statement Form - Detail Ground Survey

D15#329510 Metadata Statement Form - Digital Rectified Imagery

D15#329513 Metadata Statement Form - Mapping

D15#329516 Metadata Statement Form - Point Cloud

D15#329521 Metadata Statement Form - Underground Utilities