CONTENTS
Foreword vi
Preface vii
CHAPTER 1 GETTING STARTED 1
Lab 1.1-Establish the Working Library 1
Lab 1.2-Working with Inroads 2
Lab 1.3-lnroads File Logic and Types 3
Lab 1.4- Esta blishing Project Defaults 4
Lab 1.5-Establishing Preferences and Styles 6
CHAPTER 2 MANAGERS 11
Lab 2.1-Named Symbology Manager 11
Lab 2.2-Style Manager 13
Lab 2.3-Preference Manager 15
Configuration Files and Resource Fonts 17
CHAPTER 3 SITE CREATION 20
Types of Surface Points 20
Digital Terrain Models 21
Collecting Surface Feature Data 23
After the Data Is Loaded 24
What Is a Feature? 24
Displaying Linear versus Point Data 25
Locks 25
Lab 3.1-Establishing a Working Model 27
Lab 3.2-Loading ASCII Data into a Surface 28
Lab 3.3-lmport the ASCII Data into the Surface File 31
Lab 3.4-Triangulating Raw Surface Data 42
Lab 3.5-Review ing and Saving a Surface 43
Lab 3.6-Setup to Display Contours 44
Lab 3.7-Thinning LIDAR Surface Data 47
Summa ry 50
CHAPTER 4 HORIZONTAL ALIGNMENTS 52
Lab 4.1-Develop Project Default Files 53
Lab 4.2-Configuring the Geometry Project File 53
Lab 4.3-Constructing a Horizontal Alignment by Adding Points of Intersection 54
Lab 4.4-Defining C rve Sets 56
Lab 4.5-Setting the Beginning Station of the Alrgnment 57
Lab 4.6-Displaying the Alignment Stationing 58
Lab 4.7-Su rface Reduction to SR45 Alignment 63
Lab 4.8-Horizontal Alrgnment Exercise 65
Lab 4.9-Horizontal Curves from COGO Points and Graphics Exercise 67
Lab 4.10-Station Equation Exercise 68
Lab 4.11-Horizontal Curve Inspection and Revision Exercise 72
Lab 4.12-Measuring Sight Distance at Horizontal Curve Exercise 73
CHAPTER 5 PROFILES 77
Lab 5.1-Creating a Profile 78 Summary 84
CHAPTER 6 VERTICAL ALIGNMENTS 86
LAB 6.1-Creating a Vertical Alignment 86
LAB 6.2-Defining the Vertical Curves 90
LAB 6.3-Annotation of the Vertical Alignment 91
Summary 97
LAB 6.4-Geometry Reports 97
LAB 6.5-0ther Methods of Creating Vertical Alignments 98
LAB 6.6-Horizontal and Vertical Curve Design Checks 99
Design Controls for Vertical Curves 100
CHAPTER 7 CREATE TEMPLATES 109
Lab 7.1-0btaining Familiarity with Components 110
Lab7.2-0btaining Familiarity with Constraints 113
Lab 7.3-Adding a Component with Precision 116
Lab 7.4-Using Constraint Combinations 117
Lab 7.5-The Importance of Point Names 119
Lab 7.6-Modifying Template Component and Points 121
Lab 7.7-lntroducing End Conditions 121
Lab 7.8-Multisegmented End
Conditions 124
Lab 7.9-Multiple End Conditions 124
Lab 7.10-Create a Benching Component 125
Lab 7.11-Creating a Two­ Lane Roadway 126
Lab 7.12-Variable Side Slopes 127
Lab 7.13-Create Roadway Template 135
Lab 7.14-Create a Median
Barrier 137
Lab 7.15-Create a Bifurcated Roadway 139
CHAPTER 8 CREATION OF A UNIFORM TWO-LANE ROADWAY 146
Lab 8.1-Corridor Management 146
Lab 8.2-Create a Uniform Cross Section Two-Lane Roadway 147
Lab 8.3-Develop Cross Sections 151
CHAPTER 9 CREATE CROSS SECTIONS 156
Lab 9.1-Cross Section Styles and Preferences 157
Lab 9.2-Cross Section Viewer 162
Lab 9.3-Annotate Cross Sections 163
CHAPTER 10 EARTHWORK AND VOLUME EXCEPTIONS 167
Lab 10.1-Construct a Two Lane with Benching Template 168
Lab 10.2-Average End Area Volumes 170
Lab 10.3-Volume Exceptions 173
CHAPTER 11 ROADWAYS WITH VARYING CROSS SECTIONS 177
Lab 11.1-Create a Two-Lane Roadway with a Three-Lane Section by Transitioning between Templates 177
Lab 11.2-Horizontal and Vertical Controls 184
Lab 11.3-Roadway Widening at Horizontal Curves 186
Lab 11.4-Toe Ditches and Profile Enhancement 189
Lab 11.5-Enhance the Toe Ditch Template 192
Lab 11.6-lmport the Toe Ditches as Horizontal Alignments 195
CHAPTER 12 SUPERELEVATION 199
Lab 12.1-Adding Superelevation to the Model 208
Lab 12.2-How to Remedy Overlap Problems 218
Lab 12.3-Annotating the Profile with Superelevation Data 220
CHAPTER 13 DEVELOPING INTERSECTIONS 224
Lab 13.1-Creating a Plan and Profile Master File 224
Lab 13.2-Piacing Curb Returns Using the Multicentered Curve Command 227
Lab 13.3 Visual Enhancements to the Intersection 230
CHAPTER 14 PLAN AND PROFILE GENERATOR 233
Determining Plan and Profile Settings (11 x 17 inch Sheet Size) 234
Lab 14.1-Preparing for the Plan and Profile Generator 235
Lab 14.2-Setting up the Plan and Profile Sheets 240
Lab 14.3-Generate Plan and Profile Sheets 248
CHAPTER 15 PRINTING/PLOTTING INSTRUCTIONS 252
Lab 15.1-Create a Drawing Sheet 252
Lab 15.2-Cross Section Printing (Method 1) 254
Lab 15.3-Cross Section Printing (Method 2) 257
Lab 15.4-Developing Intersections to Scale 259
Lab 15.5-Preparing the End Area Volume Report 259
Lab 15.6-Preparing the Geometric Report 261
CHAPTER 16 SUBSURFACE EARTHWORK CALCULATION 263
Lab 16.1-lmport and Create Subsurface Strata 264
Lab 16.2-Develop Earthwork Volume Estimates 265
CHAPTER 17 FOUR-LANE DIVIDED ROADWAY 268
Methods of Attaining Superelevation 268
Lab 17.1-Modify the Four­ Lane Divided Roadway Template 271
Lab 17.2-Application of Modified AASHTO Case II to Divided Roadways 272
Lab 17.3-Four­ Lane Divided Roadway with Varying Median Width 282
Lab17.4-Application of Modified AASHTO Case I to Divided Roadways 284
Index 298