Strata, Over-Ex & Related Functions

• Cover
• Note to Self-Paced Users of the Day 3 Seminar Handbooki
• Notices1
• Day 3 Quick Reference2
• Day 3 Table of Contents3
• Day 3 Seminar Class Outline10
• Program Overview13
  • A Toolbox for Creating Earthwork Models13
  • AGTEK Site Modeling Products Compared14
  • Should AGTEK 3D Users Upgrade to AGTEK 4D?16
  • Start-Up Options Menu18
  • AGTEK Data File Maintenance20
• Modeling Subsurface Strata21
  • Strata Modeling Overview21
  • Sample Strata Bore Map and Logs22
  • Strata Layers List Entries23
    • Effect on Volume Report23
    • Unknown Termination Material25
    • Cut Compaction Factors25
    • Reversing and Repeating Materials26
    • Groundwater27
    • More Strata Materials Than Layers List Lines28
  • Strata Bore Hole Entries29
  • Strata Break Line Entries33
  • Editing Bore Logs, Break Lines, and Strata Layers List34
  • Strata Interpolation Options35
  • Change Strata Surface Colors35
  • Freeze Strata Layers Option36
  • Clip Strata Utility36
  • Strata Volume Calculations37
  • Strata Volume Reporting38
    • Strata Volume Report (AGTEK 4D)38
    • Rock Undercut Volume (Cut Area Method)38
    • Volume Report With Cut Compaction Factors39
    • Volume Report With No Compaction Factors40
    • Volume Report With Fill Compaction Factor41
    • Calculation of Volume-Weighted Fill Factor42
    • Strata Volumes and Stripping Areas43
    • Strata Volumes with Straight-Slope Interpolation45
  • Viewing Strata Cut Maps46
  • Display Strata Cut Map as Background Image (Gradework 4D)46
  • "Stripping" the Surface Strata Material48
  • Volume of a Strata Seam54
• Balancing Onsite Cut and Fill58
  • Adjustments to Import/Export Volume58
  • Raise/Lower Amount per Volume Report59
  • Raise/Lower Entire Site59
  • Raise/Lower Specific Data Lines60
  • Edit Tie-In to Existing Street62
• Identifying Work Areas with Cut-Fill Lines67
  • Stripping Area Conflict at Strata Cut67
  • Model Subsidence Loss at Fill Areas69
  • Stripping Areas by Cut/Fill Depth72
  • Waste Areas by Depth of Cover78
• Modeling Vertically-Staged Earthwork85
  • Overview of Available Modeling Tools85
  • Five Approaches to a Soil Undercut86
    • (1) Transfer Subgrade Utility86
    • (2) New Surface and Stage Into Utilities (AGTEK 4D)91
    • (3) Apply Survey Utility98
    • (4) Stage Over-Ex Utility105
    • (5) Apply Template Utility (AGTEK 4D)117
  • Modeling for Retaining Wall Cut Back130
    • Create Diff Calculation Surface with Lowest Surface Utility130
    • Create Wall Cut Back Model (AGTEK 4D Method)134
      • Apply Template Utility for Wall Cut Back Lines and Staged Wall-Cut Surface134
      • Balance Region to Limit Calculation Area137
      • Calculate Wall Cut Back and Backfill Volumes138
    • Backfill Volume by Vertical Interval Option139
    • Measure Wall’s Face Area for Backfill Adjustments140
    • Generate Wall Profile141
  • Rock Undercut Volumes (Subtraction Method)142
    • Refusal Rock Undercut Volume143
      • Raise/Lower Function143
    • Overlying Material Undercut Volumes144
      • Delineate Removal Area with Cut/Fill Line144
      • Cut/Fill Line as Report Region Reference145
      • Import Report Region from One Job File into Another146
    • Recap of Undercut Volumes 147
  • Variable-Depth Removal of Expansive Clay148
    • Clay Removal Typical Section151
    • Cut-Fill Line Utility for Removal Transition153
    • Stage Over-Ex Utility for Partial Surface155
    • Excluding Above-Grade Removal Areas156
    • Copy/Paste Bottom of Clay Surface159
    • Stage Over-Ex Utility to Merge Surfaces160
    • Enter Balance Region to Limit Calculation Area162
    • Calculate and Evaluate Volumes163
• Appendix A: How to Get Help, Training, Program Updates165
  • Getting Help165
  • Getting Trained167
  • Getting Program Updates168
• Appendix B: Keyboard Shortcuts171
  • Import (CAD Transfer) Mode171
  • Edit Mode173
  • Entry Mode178
  • Profile Mode182
  • Planview Mode184
  • 3D View Mode187
  • Volume Report Mode190
  • Haul Report Mode191
  • Print Preview Mode192
• Appendix C: Download and Use Seminar Training Files193
• Appendix D: Catalog of Handbook Web Resources197
• Appendix E: Strata Modeling Considerations in AGTEK 3D203
  • Strata Volume Report203
  • Strata Volumes and Stripping Areas205
  • Strata Volumes with Straight-Slope Interpolation207
  • Strata Volumes when Existing Surface is Modified209
• Appendix F: Soil Undercut with New Surface Utility in AGTEK 3D211
• Appendix G: Manually Creating a Lowest Surface Model217
• Appendix H: Create Wall Cut Back Model in AGTEK 3D227
  • Offset Line Utility for Wall Cut Back Lines231
  • Edit Wall Cut Back Lines Projected above Cut Back Grade232
  • Stage Over-Ex Utility for Staged Wall-Cut Surface233
  • Balance Region to Limit Calculation Area235
  • Calculate Wall Cut Back and Backfill Volumes236
• Appendix I: "Painting" Balance Regions for Haul Planning237
  • Enter Balance Regions237
  • Edit Balance Regions241
  • Haul Lines and Horizontal Haul Report242
  • Horizontal Slice Report243
  • Additional Notes & Manipulations244
    • Non-Linear Haul Information245
    • Strata Volumes at Balance Regions246
• Appendix J: Shrink/Swell Adjustments249
  • Three Volume/Density States of Soil249
  • Estimated Shrink/Swell249
    • Soils Report Densities250
    • Densities Not Provided251
    • Mixed Onsite Fill Materials252
  • Measured (Actual) Shrinkage252
  • Shrink on Remove/Scarify/Re-Compact Volumes253
  • Subsidence Loss Adjustment253
    • Bump the Fill Factor254
    • Rule of Thumb Adjustments254
    • Compaction Depth Formula254
    • Topo Method255
  • Haul Swell Adjustment255
  • References and Comments259
• About the Author and Seminar Instructor261
• Seminar Attendee Survey263
• Tear-Out Plan Sheet for Modeling Subsurface Strata Exercise265

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