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Develop initial alignments and cross-sections

This is the initial highway design activity. It consists of the following steps:

  1. Review survey and mapping files
  2. Develop typical sections for each alternative
  3. Develop roadway geometric design

Step 1: Review survey and mapping files

Instructions Resources References
GEOPAK, Triangle (TIN) File PDDM Chapter 5, Survey and Mapping
GEOPAK, Triangle (TIN) File, Create PDDM 9.1, General

Step 2: Develop typical sections for each alternative

Instructions Resources References
PDDM Chapter 4, Conceptual Studies and Preliminary Design

Step 3: Develop roadway geometric design

Instructions Resources References
Develop roadway geometric design for each of the following that apply:
GEOPAK, Road Tools GEOPAK Tracking Document PDDM 9.3, Geometric Design
GEOPAK, Generate Existing Ground Profile
GEOPAK, Display Profile Graphically
GEOPAK, Drive Through (Existing Ground)
horizontal and vertical alignments for each alternative.
GEOPAK, Horizontal Alignment, Using Elements File Naming Convention PDDM 9.3, Geometric Design
GEOPAK, Horizontal Alignment, Using PI
GEOPAK, Horizontal Alignment, Using ASCII File
GEOPAK, Horizontal Alignment, Display
GEOPAK, Horizontal Alignment, Annotate
GEOPAK, Generate Existing Ground Profile
GEOPAK, Generate Existing Ground Profile, Traditional Method
GEOPAK, "Component Based" Profile Design Tool
GEOPAK, "VPI Based" Profile Design Tool
GEOPAK, Display Profile Graphically
preliminary cross-sections
GEOPAK, Proposed Cross-Section Help PDDM 9.3, Geometric Design
GEOPAK, The Cross Section Navigator
GEOPAK, Make the Superelevation Shapes (Automatic Mode)
GEOPAK, Redefinable Variables
GEOPAK, Plan View Overrides
GEOPAK, Generate Existing Ground Cross Sections
GEOPAK, Existing Features on Proposed Cross-Sections
GEOPAK, The Cross Section Labeler
GEOPAK, Automated Cross Section Labeling
GEOPAK, Ancillary Data On Proposed Cross Sections
GEOPAK, Cross Section Movie
proposed widening
GEOPAK, Curve Widening: Introduction PDDM 9.3, Geometric Design
GEOPAK, Curve Widening: Methodology Curve widening, 2004 Green Book
GEOPAK, Curve Widening: Draw Transition
Proposed Pavement Widening, Adhoc Help
Shoulder Widening, Adhoc Help
preliminary wall locations
GEOPAK, Cut Side Wall Design PDDM Chapter 10, Structural Design
construction and clearing limits
GEOPAK, Generate Slope Stake Limits PDDM 9.5, Other Highway Design Elements
GEOPAK, Generate Clearing Limits
major drainage work areas
Drainage Summary PDDM Chapter 7, Hydrology/Hydraulics
provide preliminary TS&L line and grade to Structures.
PDDM Chapter 10, Structural Design

Highway Design Process  |  Top