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Chapter 3 - Cross Sections

Table of Contents

Content Information

Cross sections.  Topics include typical roadway sections, shoulders and curbs, subgrade and subbase, medians, foreslopes, ditches, berms and benches, and access points.

Book navigation for Chapter 3 - Cross Sections

  • 3C-2: Curbs
  • 3C-3: Shoulder Cross Slope
  • 3C-3.5: Shoulder Design Changes
  • 3C-4: Shoulder Design
  • 3C-5: Shoulder and Centerline Rumble Strips
  • 3C-6: Safety Edge
  • 3C-7: Shoulder Design for New and Existing Bridge Staging
  • 3C-10: Earth Shoulder Construction and Earth Shoulder Finishing
  • 3D-1: Subgrade Slopes
  • 3D-2: Grading on Multi-Year Four Lane Divided Roadway Projects
  • 3D-3: Pavement Drainage and Strength Layers
  • 3E-1: Medians
  • 3E-2: Median Crossings
  • 3E-3: Temporary Median Crossovers
  • 3F-2: Foreslopes at Drainage Structures
  • 3F-3: Transverse Slope Adjustment at Entrances and Safety Ramps
  • 3G-1: Roadway Ditches
  • 3G-2: Intercepting Ditches
  • 3J-1: Berms and Benches
  • 3K-2: Access Design

Book links for Chapter 3 - Cross Sections

  • 2C: Vertical Alignment

  • Up

  • 3C-2: Curbs

Book Navigation Menu

  • Table of Contents
    • Design Manual
    • Chapter 1 - General Information
      • 1A-1: About This Manual
      • 1B-1: Glossary and Abbreviations
      • 1B-2: Contact Information
      • 1B-4: Densities for Use in Estimating Quantities
      • 1B-5: Pipe Thickness Tables
      • 1B-6: Project Cost Estimates
      • 1B-7: Managing Changes in Project Concepts
      • 1C-1: Selecting Design Criteria
      • 1C-7: Public Interest Findings
      • 1C-8: Documenting Design Decisions
      • 1D-1: Project Flow Chart
      • 1D-3: Preliminary Survey Procedure
      • 1D-4: Pavement Determination Process
      • 1D-7: Interchange Review
      • 1D-8: Access Review Submittal
      • 1D-9: Field Examination Checklist (New and Reconstructed Highways)
      • 1D-10: Field Examination Checklist (3R and 4R Projects)
      • 1D-20: Reviewing Railroad Crossings at Side Roads
      • 1D-21: Flood Debris Removal Plans
      • 1E-1: Certification of Plans
      • 1E-5: Standard Road Plans
      • 1E-6: Designer Information for Standard Road Plans
      • 1E-7: Designer Information for Road Design Details
      • 1F-3: B Sheets
      • 1G-15: Construction Survey Bid Items
    • Chapter 2 - Alignments
      • 2A: Horizontal Alignment
      • 2B: Superelevation
      • 2C: Vertical Alignment
    • Chapter 3 - Cross Sections
      • 3C-2: Curbs
      • 3C-3: Shoulder Cross Slope
      • 3C-3.5: Shoulder Design Changes
      • 3C-4: Shoulder Design
      • 3C-5: Shoulder and Centerline Rumble Strips
      • 3C-6: Safety Edge
      • 3C-7: Shoulder Design for New and Existing Bridge Staging
      • 3C-10: Earth Shoulder Construction and Earth Shoulder Finishing
      • 3D-1: Subgrade Slopes
      • 3D-2: Grading on Multi-Year Four Lane Divided Roadway Projects
      • 3D-3: Pavement Drainage and Strength Layers
      • 3E-1: Medians
      • 3E-2: Median Crossings
      • 3E-3: Temporary Median Crossovers
      • 3F-2: Foreslopes at Drainage Structures
      • 3F-3: Transverse Slope Adjustment at Entrances and Safety Ramps
      • 3G-1: Roadway Ditches
      • 3G-2: Intercepting Ditches
      • 3J-1: Berms and Benches
      • 3K-2: Access Design
    • Chapter 4 - Drainage
      • 4A-1: Introduction to Stormwater Drainage System Design
      • 4A-2: Stormwater Drainage System Information Sources, Documentation, and Permitting
      • 4A-3: Effects of Roadway Geometrics on Pavement Drainage
      • 4A-4: Concept Plan
      • 4A-6: Calculating Spread and Checking Intake Location
      • 4A-7: Open-throat Curb Intakes
      • 4A-8: Barrier Grate Intakes
      • 4A-10: Storm Sewer Design
      • 4A-11: Cost Estimates and City Agreements
      • 4A-12: Removing or Abandoning Storm or Sanitary Sewer
      • 4A-13: Removing Intakes, Manholes, or Utility Accesses
      • 4B-1: Entrance and Safety Ramp Pipe Culverts
      • 4B-2: Livestock Passes
      • 4B-3: Removing or Abandoning Culverts
      • 4C-1: Subdrains
      • 4C-2: Bridge End Drains for Capturing Stormwater Runoff
    • Chapter 5 - Earthwork
      • 5A: Earthwork Design Overview
      • 5B: Earthwork Excavation Procedures
      • 5C: Earthwork Quantities Calculations
      • 5D: Earthwork Deliverables for Plan Turn-in
    • Chapter 6 - Geometric Design
    • Chapter 7 - Pavement
      • 7A-2: Jointing Guidelines
      • 7A-3: Jointing Rural Intersections
      • 7A-4: Jointing Urban Intersections
      • 7A-5: Jointing Cul-de-Sacs
      • 7A-6: Jointing Ramp and Loop Terminals
      • 7C-1: Granular Surfacing
      • 7D-1: Determination of Reinforced Bridge Approach Section Dimension
      • 7D-4: Treatment of Old Roadbeds
      • 7D-8: Pavement Widening on Resurfacing Projects for Non-NHS Highways
      • 7D-10: Tabulating Adjustment of Manholes, Intakes, Fire Hydrants, and Other Fixtures
    • Chapter 8 - Roadside Safety
      • 8A-1: Introduction to Roadside Safety
      • 8A-2: Clear Zones
      • 8A-3: Treatment Options for Objects within the Clear Zone
      • 8A-4: Warrants for Specific Objects
      • 8A-5: Roadside Safety Hardware Assessment
      • 8A-6: Zone of Intrusion
      • 8A-7: Introduction to MASH Crash Testing
      • 8A-8: Evaluating Roadside Safety Hardware
      • 8B-2: Culvert Opening Safety Treatments
      • 8B-5: Choosing a Barrier
      • 8B-6: Locating a Barrier
      • 8B-10: Tabulating Guardrail
      • 8C-1: Concrete Barrier Rail
      • 8C-2: Steel Beam Guardrail
      • 8C-3: High Tension Cable Guardrail
      • 8C-5: Crash Cushions
      • 8C-6: Treatment of Existing Guardrail Installations
    • Chapter 9 - Traffic Control
      • 9A-1: Fundamental Principles of Traffic Control in Work Zones
      • 9A-2: Traffic Control Zones
      • 9A-3: Tapers
      • 9A-4: Regulatory Speed Limit Changes
      • 9A-5: Traffic Control Plans
      • 9B-1: Basic Requirements of Traffic Control Devices
      • 9B-2: Signs
      • 9B-3: Channelizing Devices
      • 9B-4: Temporary Markings
      • 9B-5: Warning Lights
      • 9B-6: Floodlights
      • 9B-7: Arrow Displays
      • 9B-8: Changeable Message Sign
      • 9B-9: Positive Protection
      • 9B-10: Road Closures
      • 9B-11: Speed Feedback Trailer Signs
      • 9C-1: Introduction to Work Zone Activities
      • 9C-2: Work Located off the Traveled Way
      • 9C-3: Work on Two-Lane Roadways
      • 9C-4: Work on Multi-Lane Roadways
      • 9C-5: Control of Traffic Through Incident Areas
      • 9C-6: On-site Paved Detours (Rural Two Lane Roadways)
      • 9C-7: Haul Road Crossings
      • 9C-8: Emergency Pull-offs During Construction
      • 9D-1: Pavement Markings
      • 9E-1: Traffic Critical Projects Program
      • 9F-1: Introduction to Traffic Mobility and Safety Mitigations
      • 9F-2: Mobility and Safety Mitigations by Work Type
      • 9F-3: Proposal Mitigations
      • 9F-4: Design Mitigations
      • 9F-6: Traffic Operations
      • 9F-7: Intelligent Work Zone Applications
      • 9F-8: Traffic Incident Management Plan
      • 9F-9: Public Information
    • Chapter 10 - Roadside Development and Erosion Control
      • 10A-1: Topsoil Replacement
      • 10B-1: Seeding, Fertilizing, and Mulching
      • 10C-1: Temporary Sediment Control Devices
      • 10C-2: Storm Water Detention
      • 10C-3: Vegetated Buffers
      • 10C-4: Temporary Sediment Control Devices for Intakes and Manholes
      • 10C-5: Temporary Sediment Control in Urban Areas
      • 10C-6: Creating the Erosion Control Features DSN File
      • 10D-2: Storm Water Discharge Permits for Maintenance Projects
    • Chapter 11 - Other Design Topics
      • 11D-1: Casing Pipe
      • 11D-2: Noise Wall Design Process
      • 11D-3: Iowa DNR Paddling Route Determination and Plan Development
      • 11D-4: No Excuse Bonus – District Driven Incentive
    • Chapter 12 - Pedestrian and Bicycle Facilities
      • 12A-1: General Sidewalk Requirements
      • 12A-2: Accessible Sidewalk Requirements
      • 12A-3: Protruding Objects
      • 12A-4 : Pedestrian Facilities During Construction
      • 12A-5: Pedestrian Safety Measures at Crossings
      • 12B-1: Selecting Bicycle Facilities
      • 12B-2: Shared Use Path Design
      • 12B-3: On-Street Bicycle Facilities
      • 12B-10: Pedestrian Path Guidelines: Safety Rail
      • 12C-1: Check for ADA Compliance
    • Chapter 22 - Microstation ORD Connect
    • Chapter 40 - Design Survey Specifications
    • Chapter 120 - Specifications
      • 120: Specifications
    • Chapter 200 - Geotechnical Design
      • 200A-1: Introduction
      • 200A-2: Project Coordination
      • 200A-3: Geotechnical Consultant Services and Review
      • 200B-1: The S1 Event
      • 200B-2: The S2 Event
      • 200B-3: The S3 Event
      • 200B-4: The S4 Event
      • 200C-1: Subsurface Investigation Methods
      • 200D-1: Laboratory Testing
      • 200E-1: Engineering Properties of Soil and Rock
      • 200F-1: Slope Stability
      • 200F-2: Embankments
      • 200F-3: Mechanically Stabilized Earth (MSE) Wall Evaluations
      • 200F-4: Driven Pile Design
      • 200F-5: Drilled Shaft Design
      • 200F-6: Intermediate Foundation Improvements (IFIs)
      • 200F-7: Prefabricated Vertical Wick Drains (PVDs)
      • 200F-8: Rock Cut Slopes
      • 200F-9: Geosynthetic Design
      • 200F-10: Landslide Analysis and Mitigation
      • 200F-11: Soil Cut Slopes
      • 200H-1: Emergency Relief (ER) Projects
      • 200I-1: Appendix A Consultant Geotechnical (Soils Design) Work Requirements
    • Design Manual Video Index

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