TxDOT Survey Manual

Manual Notice | TxDOT Survey Manual | TxDOT Manual System

♦Manual Notice 2011-1
►1. Introduction
- ►1. General Information Overview
  - ♦Manual Use
  - ♦Documentation of Authority
  - ♦Laws and Standards
  - ♦Administrative Documents
- ►2. Manual Organization
  - ♦Organization of Chapters
  - ♦Chapter Descriptions
  - ♦Chapter 2, General Surveying Procedures
  - ♦Chapter 3, Preliminary Surveying
  - ♦Chapter 4, Design Surveying
  - ♦Chapter 5, Right of Way Surveying
  - ♦Chapter 6, Aviation Surveying
  - ♦Chapter 7, Construction Surveying
  - ♦Appendix A, References
  - ♦Appendix B, Second Term Calculations
  - ♦Appendix C, Monumentation
  - ♦Appendix D, Glossary
  - ♦Index
- ►3. Manual Overview
  - ♦Purpose of the TxDOT Survey Manual
  - ♦Manual Creation
  - ♦Acknowledgements
  - ♦How to Get Help
- ►4. Standing Committee on Surveying
  - ♦Committee Background and Members
  - ♦Link to SCOS Information
  - ♦SCOS Charter
  - ♦Committee Makeup
  - ♦Membership Terms
  - ♦Leadership / Administration
►2. General Surveying Procedures
- ►1. General Surveying Procedures
- ►2. Standards
  - ♦Overview
  - ♦Standards
- ►3. Introduction to Surveying
  - ♦Overview
  - ♦Types of Surveys
  - ♦Geodetic Surveys
  - ♦Plane Surveys
  - ♦Surveying Field Work
  - ♦Planning
  - ♦Reconnaissance
  - ♦Factors Affecting Field Work
  - ♦Satellite Health and Availability for GPS Surveying
  - ♦Sky Visibility for GPS Surveying
  - ♦Satellite Geometry for GPS Surveying
  - ♦Field Notes
  - ♦Electronic Data
  - ♦Data Collection
  - ♦Survey Review and DTM
- ►4. Surveying with GPS
  - ♦Survey Background Information
  - ♦Accuracy of a GPS Survey
  - ♦Error Sources in a GPS Survey
  - ♦Operational Procedures
  - ♦Planning the Survey
- ►5. Coordinate Systems
- ►6. Units and Datum
  - ♦Units
  - ♦Datum
  - ♦Surface Coordinates vs. State Plane Grid Coordinates
- ►7. Metadata
  - ♦Identifying Delivered Coordinates
  - ♦Conversions and Transformations
►3. Preliminary Surveying
- ►1. Horizontal Control Surveys
  - ♦Overview
  - ♦Justification
  - ♦Resources
  - ♦Field Methods
  - ♦GPS Control
  - ♦Rights of Access
  - ♦Monuments
  - ♦Monumentation for New Stations
  - ♦Azimuth Marks
  - ♦Tolerances
  - ♦Accuracy Standards
  - ♦TxDOT Standard Levels of GPS Accuracy
  - ♦The End Product
- ►2. Vertical Control Surveys
  - ♦Overview
  - ♦Justification
  - ♦Resources
  - ♦Field Methods
  - ♦Rights of Access
  - ♦Monuments
  - ♦Tolerances
  - ♦GPS Orthometric Height
  - ♦The End Product
- ►3. Investigative Surveys
  - ♦Overview
- ►4. Photogrammetry
  - ♦Control Target Documentation
  - ♦Control Targets — General
  - ♦Control Targets — Design
  - ♦Control Targets — Placement
  - ♦Photogrammetric Mapping
  - ♦Accuracy Specification
  - ♦Limiting RMS Error
  - ♦Map Accuracy Testing
  - ♦Statement of Map Accuracy
  - ♦Step-by-Step Accuracy Testing
- ►5. GPS Surveying
  - ♦General Information
  - ♦TxDOT Levels of Survey Accuracy for GPS
  - ♦Level 1 Surveys
  - ♦Level 2 Surveys
  - ♦Level 3 Surveys
  - ♦Level 4 Surveys
  - ♦Level 5 Surveys
  - ♦Level 6 Surveys
  - ♦Level 7 Surveys
  - ♦Data Collection Forms
  - ♦Static Observation Field Procedures
  - ♦RTK Field Procedures
  - ♦Rover Settings
  - ♦Rover Initialization
  - ♦RTK for Wing Panels
  - ♦RTK for Topographical Surveys
  - ♦Equipment and Software
  - ♦GPS Receiver
  - ♦GPS Antenna
  - ♦GPS-RTK Rover Rod
  - ♦Tripods
  - ♦Tribrachs
  - ♦Personnel
  - ♦Datum and Project Control
- ►6. Internet Resources
  - ♦The CORS Site
  - ♦Retrieving Data from the NGS Site
  - ♦Obtaining Coordinates from the CORS Site
  - ♦Retrieving Data from TxDOT
  - ♦OPUS
  - ♦NGS Description of OPUS
  - ♦NGS OPUS Requirements
  - ♦Useful Web Sites
- ►7. GPS Static Surveying
  - ♦Overview
  - ♦Planning
  - ♦Fieldwork
  - ♦FastStatic (Rapid Static) Positioning
  - ♦Downloading the Data
  - ♦Processing
  - ♦Troubleshooting Problematic Baseline
  - ♦Network Baseline
  - ♦Accuracy Standards for Network Baseline
  - ♦Example of a Network Design Procedure
  - ♦Adjustment
  - ♦Minimally Constrained Adjustment
  - ♦Fully Constrained Adjustment
  - ♦Determining Elevations
  - ♦Deliverables
- ►8. GPS RTK Surveying
  - ♦Overview
  - ♦Planning
  - ♦Preparing the Data Collector
  - ♦Setting Up the Base Station
  - ♦The Rover
  - ♦Post Processing
  - ♦Integrating Conventional Measurements
  - ♦Using Networked RTK (VRS)
  - ♦The End Product
- ►9. Geodetic Surveying
►4. Design Surveying
- ►1. Descriptions and Definitions of Survey Types
  - ♦Overview
  - ♦Topographic Survey
  - ♦Topographic Map
  - ♦Planimetric Map
  - ♦Digital Terrain Model (DTM)
  - ♦Route Survey
  - ♦Purposes
  - ♦Considerations - Other Technology
  - ♦Work Product
  - ♦Information Required
  - ♦Monuments
  - ♦Monumentation for New Stations
  - ♦Naming Convention for Level 1 and Level 2 Monuments
  - ♦Conditions
  - ♦Field Procedures
  - ♦Topographic Features
  - ♦Electronic Data
  - ♦Data Collection
  - ♦Office Analysis
  - ♦TxDOT Deliverables - Computer Files, Maps, and Drawings
  - ♦Title Sheet
  - ♦Horizontal Control
  - ♦Vertical Control
  - ♦Control Point Data Sheets
  - ♦Certification
  - ♦Right of Way - Descriptions with Plats (Exhibit A) and ROW Maps
- ►2. Differential Leveling
  - ♦Overview
  - ♦Equipment
  - ♦Instrument Check
  - ♦Leveling Methods
  - ♦Leveling Tolerance
  - ♦Datum
  - ♦Three-Wire Leveling
  - ♦Bench Marks (BM) and Temporary Bench Marks (TBM)
  - ♦Turning Points/Temporary Bench Marks (TP/TBM)
  - ♦General Considerations / Objectives
- ►3. Trigonometric Leveling
  - ♦Overview
  - ♦Trigonometric Leveling Use
- ►4. Surveying Vertical Networks with GPS
  - ♦Overview
  - ♦Ellipsoid Measurements
  - ♦Height Component
►5. Right of Way Surveying
- ►1. Overview
  - ♦Boundary Survey
- ►2. Phases of a Boundary Survey
  - ♦Overview
  - ♦Preliminary Research
  - ♦22 Texas Administrative Code §663.16 (c). Boundary Construction
  - ♦Related Boundary Construction Information
  - ♦Draft Deed Record Sketch
  - ♦Field Work
  - ♦Final Survey
- ►3. Field Work Instructions
  - ♦Overview
  - ♦Encroachments
  - ♦Fence Ties
  - ♦Easements
  - ♦Boundary Checklist
  - ♦Utilities
  - ♦Property Corners
  - ♦Locate Structures in Interior of Parcel near Proposed Taking
  - ♦Locate Natural Features Referred to in Deeds
  - ♦Locate Roadways Entering and Exiting the Property
  - ♦Flag All Survey Points
  - ♦TSPS Survey Categories
  - ♦Information Provided by the State for ROW Mapping
- ►4. ROW Mapping Requirements
  - ♦Overview
  - ♦Surveying for ROW Acquisition
  - ♦Texas State Plane Coordinate System
  - ♦General ROW Map Requirements
  - ♦ROW Parcel Numbering
- ►5. ROW Map Components
  - ♦Overview
  - ♦Title Sheet
  - ♦Parcel Index Sheet
  - ♦Control Sheet
  - ♦Plan Sheets
  - ♦Existing Information
  - ♦Proposed Information
  - ♦Parcel Information
  - ♦ROW Maps for Utility Relocation Projects
  - ♦Property Descriptions
  - ♦Metric Requirements for Existing Projects
  - ♦Certification and Monuments
  - ♦ROW Sample Plat Parcel Exhibit A
  - ♦ROW Sample Plat Parcel Exhibit B
  - ♦ROW Sample Plat Parcel Exhibit C
  - ♦ROW Sample Plat Parcel Exhibit D
  - ♦Public Roads and Alleys
  - ♦Original Submission to a District
  - ♦Finalizing Maps after Project Acquisition
  - ♦ROW Maps for Off-System Projects
  - ♦Standardized MicroStation Graphic Files
►6. Aviation Surveying
- ►1. Roles and Responsibilities
- ►2. Avigation Easements - Various Samples
  - ♦Legal Description of Survey Sketch
  - ♦Field Notes
  - ♦Avigation Easement
  - ♦Avigation Easement
  - ♦Field Notes
►7. Construction Surveying
- ►1. Survey Checks
  - ♦Overview
  - ♦Surveying Suggestions
- ►2. Locative and Construction Surveys
  - ♦Locative Survey
  - ♦Construction Survey
►A. References
►B. Second Term Calculations
►C. Monumentation
►D. Glossary
♦Index

TxDOT Survey Manual

April 2011

Copyright © 2011 by Texas Department of Transportation
All rights reserved.

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