CADD Standards
The following resources are for projects related to Los Angeles County Public Works. These files are the same as those used in this organization's computer aided drafting and design (CADD) operations1. Comments or questions can be sent to cadddpw.lacounty.gov@dpw.lacounty.gov
MicroStation Resource Files
The standard CADD software is MicroStation for this organization.
Entire workspace with all resource files:
- MicroStation CONNECT workspace (.zip) - revised 4/7/2022
Individual resource files for MicroStation workspace:
- MicroStation Levels (.dgnlib) - revised 1/25/2022
- Text/Dimension Styles (.dgnlib) - revised 4/7/2022
- Element Templates (.dgnlib) - revised 3/30/2022
- Linestyles (.rsc) - revised 9/9/2021
- Readme - how to use cosmetic line styles
- Detailing Symbol Styles (.dgnlib) - revised 4/7/2022
- Seed File (.dgn) - revised 1/13/2022
- PDF Print Driver (.pltcfg) - revised 4/16/2018
- Pen Table (.pen) - revised 12/15/2021
- Symbol Libraries (.cel) - revised 12/16/2021
- Remap Public Works Levels (.dgn) to SoCal Edison (.dwg) Layers - revised 3/1/2022
OpenRoads Designer:
- OpenRoads Designer workspace is integrated with the MicroStation CONNECT workspace above.
Border Sheets for Land Development Division (LDD)
Street Improvement
Miscellaneous Transfer Drain
Private Drain
Water Quality Notes
Sewer (Land Development)
Grading
- There is no standard title block for grading and drainage plans for privately maintained improvements within private properties. This PDF lists information needed for the title sheet: Grading and BMP General Notes (03/28/2017). In addition, provide:
- 1. County bench mark
- 2. Name and address of the project, owner, applicant, engineer, surveyor, etc.
Border Sheets for Consolidated Sewer Maintenance District (CSMD)
Sewer (Consolidated Sewer Maintenance District)
Border Sheets for Public Works and Flood Control District Projects
County Infrastructure Projects
- Engineering Border (.dgn) - revised 7/30/2021
- includes standard notes and symbols
- Engineering Border (.pdf)
- Traffic Border (.dgn)
- Traffic Border (.pdf)
Mapping Data
Cadastral Landbase Data
- MicroStation (.dgn)
- ArcMap (.gdb)
Survey
The standard survey software is Carlson Survey for County projects (not required for private development projects). Resource files available for download:
- Drawing Template (.DWT)
- Field-to-Finish Table (.FLD) - revised 1/8/2020
- Symbol Library (.DWG and .DTA) - revised 12/31/2019
- Setup Instructions - revised 2/25/2021
- Remap Carlson DWG to Public Works DGN - revised 1/15/2020
Survey Templates and Guides
- Preparation Guide
- Record of Survey Templates
- Corner Record Template
Design Resources
Construction Specifications
Stormwater Engineering Homepage
- Hydrologic Report, Map, Design Manual, and Software (HydroCalc, WSPG)
Publications