2014 Computer Aided Drafting and Design (CADD) standards

The King County Road Services Division has developed a Computer Aided Drafting and Design (CADD) Standards Manual  (4MB PDF) and CADD Engineering Drawings (see below) for use by CADD users in the division, as well as consultants who are working on projects for the division.

The CADD Standards Manual provides standards and guidelines in the creation of civil and structural engineering plans and documents of all construction projects for the division. The manual consists of four chapters and they are as follows:

Chapter 1 — Detailing Practice

• Detailing Practice
• Standard Office Practices

Chapter 2 — Project Files Template

• Project Files Template
• Folder Details for Sheet Placement

Chapter 3 Engineering Standards CADD File

• Drawing Preparation Guide
• Drawings Clean-Up
• Electronic Filing and Document Control
• File Name Conventions
• Engineering Drawing File Name Examples
• File Name Structures
• AutoCAD Line Types
• Plotted Line Weights
• Revisions and Drawing Filing Procedures
• Line Type Definitions
• AutoCAD Entity Color Table
• Lettering, Annotation, Text and Titles
• Dimensioning
• Abbreviations and Acronyms
• Standard Layer names for Civil, Structural and Survey

Chapter 4 — Structure Detailing Standards

• Lettering Guide 
• Bridge Office Standard and Office Examples
• Plan Sheets
• Structural Steel

CADD Engineering Drawings available for download

• Standard Blocks  (3MB ZIP)
• CTB Files for AutoCAD (15KB ZIP)
• Figures Drawings for the Manual (12MB ZIP)
• Fonts (49KB ZIP)
• Standard Landscape Symbols (3MB ZIP)
• Standard Layers (25KB ZIP)
• Standard Line Types (12KB ZIP)
• Drawing Templates (Template for Cover Sheet, Legend, Structure Notes, Summary of Quantity) (4MB ZIP)
• Standard Title Blocks (1MB ZIP)
• Standard Traffic Symbols for Channelization (381KB ZIP)
• Standard Traffic Symbols for Signalization (292KB ZIP)
• Standard Utility Symbols for Communication (118KB ZIP)
• Standard Utility Symbols for Gas (75KB ZIP)
• Standard Utility Symbols for Power (163KB ZIP)
• Standard Utility Symbols for Sanitary Sewer (24KB ZIP)
• Standard Utility Symbols for Storm Drainage (242KB ZIP)
• Standard Utility Symbols for Water (340KB ZIP)