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BRIDGE DETAILING GUIDE September 2016 BRIDGE DIVISION Bridge Detailing Guide i

BRIDGE DETAILING GUIDE September 2016 BRIDGE DIVISION Bridge Detailing Guide i TxDOT September 2016 Table of Contents Chapter 1: Overview Section 1 — Overview .......................................................................................................... 1-2 Chapter 2: Department Specific Information Section 1 — Introduction ...................................................................................................... 2-2 Section 2 — Bridge Related Glossary .................................................................................. 2-3 Section 3 — Bridge Standards ............................................................................................ 2-10 Section 4 — Map Information ............................................................................................ 2-11 County Map .................................................................................................................................... 2-11 District and Headquarters Map ....................................................................................................... 2-12 County/Distrcit Listing ................................................................................................................... 2-13 Section 5 — Information Sheet for Structural Design ........................................................ 2-15 Section 6 — Specification/Special Provision Usage .......................................................... 2-16 Section 7 — Plan Sheet Set ................................................................................................ 2-17 Requirements and Sequencing........................................................................................................ 2-17 Preferred Order of Standards .......................................................................................................... 2-19 Chapter 3: Global Information Section 1 — Introduction ...................................................................................................... 3-2 Section 2 — Decimal Tables ................................................................................................ 3-3 Decimal Foot Table .......................................................................................................................... 3-3 Decimal Inch Table .......................................................................................................................... 3-3 Section 3 — Useful Math Formulae ..................................................................................... 3-4 Section 4 — Curve Information ........................................................................................... 3-5 Vertical Curves ................................................................................................................................. 3-5 Horizontal Curves ............................................................................................................................. 3-6 Section 5 — Conversion Information ................................................................................... 3-7 Section 6 — Materials Information ...................................................................................... 3-8 Chapter 4: General Sheet Detailing Information Section 1 — Introduction ...................................................................................................... 4-2 Section 2 — Sheet Information ............................................................................................ 4-3 Detailing Sheet ................................................................................................................................. 4-3 Title Block ........................................................................................................................................ 4-4 P.E. Seal ........................................................................................................................................... 4-5 Layout Sheets ................................................................................................................................... 4-6 Section 3 — Line Weights and Styles .................................................................................. 4-7 Section 4 — Working Scales Information ............................................................................ 4-8 Table of Contents (continued) Bridge Detailing Guide ii TxDOT September 2016 Section 5 — Text Information .............................................................................................. 4-9 Text Fonts ......................................................................................................................................... 4-9 Text Sizes and Weights .................................................................................................................. 4-10 Text Usage ...................................................................................................................................... 4-11 Section 6 — Dimensioning Information ............................................................................. 4-13 Section 7 — Detailing Tolerances ...................................................................................... 4-14 Chapter 5: Reinforced Concrete Information Section 1 — Introduction ...................................................................................................... 5-2 Section 2 — Concrete Types ................................................................................................ 5-3 Classes and Usage ............................................................................................................................ 5-3 Aggregate ......................................................................................................................................... 5-4 Section 3 — Reinforcing Information .................................................................................. 5-5 Table of Standard Reinforcing Bars ................................................................................................. 5-5 Typical Bar Labeling ........................................................................................................................ 5-6 Reinforcing Development Length and Class B Splices .................................................................... 5-7 Concrete Slab Reinforcing Class B Lapped Splices ......................................................................... 5-9 Typical Bar Bends – 90° Anchorage Hook .................................................................................... 5-10 Typical Bar Bends – 180° Anchorage Hook .................................................................................. 5-11 Typical Bar Bends – Stirrup and Tie Bars ...................................................................................... 5-12 Section 4 — Typical Bar Cover Requirements .................................................................. 5-13 Chapter 6: Structural Steel Information Section 1 — Introduction ...................................................................................................... 6-2 Section 2 — ASTM Designations and Meanings ................................................................. 6-3 Bridge Structures .............................................................................................................................. 6-3 Non-Bridge Structures ...................................................................................................................... 6-3 Section 3 — Plate and Shape Designations .......................................................................... 6-4 Section 4 — Welded Connections Detailing ........................................................................ 6-5 Welding Symbols ............................................................................................................................. 6-5 Example Weld Symbols ................................................................................................................... 6-7 Section 5 — Bolted Connection Detailing ........................................................................... 6-8 Types of Bolts .................................................................................................................................. 6-8 High-Strength Bolting Terms and Definitions.................................................................................. 6-9 High-Strength Bolt Reference Tables ............................................................................................. 6-10 Chapter 7: Foundations Section 1 — Introduction ...................................................................................................... 7-2 Section 2 — Foundation Information ................................................................................... 7-3 FD Standard ...................................................................................................................................... 7-3 Drilled Shafts .................................................................................................................................... 7-3 Pilings ............................................................................................................................................... 7-4 Footings ............................................................................................................................................ 7-4 Unique Drilled Shaft Footing Example ............................................................................................ 7-6 Table of Contents (continued) Bridge Detailing Guide iii TxDOT September 2016 Section 3 — Foundation Layouts ......................................................................................... 7-7 Foundation Layouts Checklist .......................................................................................................... 7-8 Foundation Layout Examples ........................................................................................................... 7-8 Chapter 8: Typical Bridge Layout Sheets Section 1 — Introduction ...................................................................................................... 8-2 Section 2 — General Information ......................................................................................... 8-2 Bridge Layouts ................................................................................................................................. 8-2 Proper Titles for Bridge Layouts ...................................................................................................... 8-4 Section 3 — Bridge Layout Sheet Checklist ........................................................................ 8-5 Preliminary Data Required ............................................................................................................... 8-5 Completed Layout ............................................................................................................................ 8-6 Section 4 — Example Layout Sheets ................................................................................... 8-9 Underpass Example ........................................................................................................................ 8-10 Stream Crossing Example .............................................................................................................. 8-11 Railroad Overpass Example ........................................................................................................... 8-12 Railroad Underpass Example ......................................................................................................... 8-13 Overpass Example .......................................................................................................................... 8-14 Section 5 — Parameters and Tolerances ............................................................................ 8-15 Columns and Drilled Shafts ............................................................................................................ 8-15 Roadway Width .............................................................................................................................. 8-15 Miscellaneous ................................................................................................................................. 8-15 Section 6 — Plan View ....................................................................................................... 8-16 Plan View Example ........................................................................................................................ 8-16 Partial Interior Plan View, Checklist Items .................................................................................... 8-17 Partial End Plan View, Checklist Items .......................................................................................... 8-18 Section 7 — Elevation View .............................................................................................. 8-19 Elevation View Example ................................................................................................................ 8-19 Above Structure Elevation View, Checklist Items ......................................................................... 8-19 On Structure Elevation View, Checklist Items ............................................................................... 8-20 Section 8 — Test Hole/Boring Log Details ........................................................................ 8-21 Introduction .................................................................................................................................... 8-21 Test Hole Example ......................................................................................................................... 8-21 Soil and Bedrock ............................................................................................................................ 8-22 Section 9 — Typical Transverse Section ............................................................................ 8-25 Transverse Section Example .......................................................................................................... 8-25 Section 10 — Title Block ................................................................................................... 8-26 Title Block Example ....................................................................................................................... 8-26 Chapter 9: Typical Estimated Quantities Sheet and Bearing Seat Elevations Section 1 — Introduction ...................................................................................................... 9-2 Section 2 — Checklist .......................................................................................................... 9-3 Estimated Quantities ......................................................................................................................... 9-3 Bearing Seat Elevations .................................................................................................................... 9-3 Section 3 — Example Sheets ................................................................................................ 9-4 Table of Contents (continued) Bridge Detailing Guide iv TxDOT September 2016 Table of Estimated Quantities Example ........................................................................................... 9-4 Section 4 — Quantity Tolerances ......................................................................................... 9-6 Section 5 — Bearing Seat Elevations ................................................................................... 9-7 Bearing Seat Elevations Examples ................................................................................................... 9-7 Tx Girder Bearing Seat Elevations Example .................................................................................... 9-7 Box Beam & Slab Beam Cap Elevation Points Example ................................................................. 9-8 U-Beam Bearing Seat Elevations Example ...................................................................................... 9-8 U-Beam Bearing Pad Taper Report Example ................................................................................... 9-9 Appendix A: Prestressed Concrete I-Girder Spans Section 1 — Overview ..............................................................................................................3 Section 2 — Superstructure ......................................................................................................4 General Information ............................................................................................................................ 4 Example Sheets ................................................................................................................................... 5 Example – With 0 º Skew .................................................................................................................... 6 Example – With 0 º Skew .................................................................................................................... 8 Example – With Skew ....................................................................................................................... 10 Example – With 0º Skew and horizontal curvature ........................................................................... 16 Example – With Skew and horizontal curvature ............................................................................... 19 Example – With Skew and variable width ........................................................................................ 22 Sheet Checklist .................................................................................................................................. 26 Common Parameters and Calculations .............................................................................................. 28 Prestressed I-Girder Details ............................................................................................................... 29 Typical Reinforcing Steel Details ...................................................................................................... 35 Miscellaneous Slab Information ........................................................................................................ 41 Miscellaneous Details ........................................................................................................................ 44 General Notes, Title Block, and P.E. Seal ......................................................................................... 46 Section 3 — Abutments ..........................................................................................................48 General Information .......................................................................................................................... 48 Example Sheets ................................................................................................................................. 49 Sheet Checklist .................................................................................................................................. 57 Parameters and Calculations .............................................................................................................. 60 Wingwall Length Parameters and Calculations ................................................................................. 63 Foundation Parameters and Calculations ........................................................................................... 64 Plan View .......................................................................................................................................... 67 Elevation View .................................................................................................................................. 69 Main Section Details ......................................................................................................................... 70 Wingwall Details ............................................................................................................................... 72 Corner Details .................................................................................................................................... 73 Bar Details ......................................................................................................................................... 74 Bars A Details ................................................................................................................................... 75 Bars H Details ................................................................................................................................... 76 Bars L Details .................................................................................................................................... 77 Bars S Details .................................................................................................................................... 78 Bars U Details without Breakback .................................................................................................... 79 Bars U Details with Breakback ......................................................................................................... 80 Bars V Details ................................................................................................................................... 81 Bars wH Details ................................................................................................................................. 82 Bars wS Details ................................................................................................................................. 83 Bars wV Details ................................................................................................................................. 84 Miscellaneous Details ........................................................................................................................ 85 Bearing Pad Details ........................................................................................................................... 86 Table of Contents (continued) Bridge Detailing Guide v TxDOT September 2016 Waterproofing Details ........................................................................................................................ 87 Waterstop Details .............................................................................................................................. 88 Shear Keys ......................................................................................................................................... 89 Typical Table of Estimated Quantities .............................................................................................. 89 General Notes, Title Block, and P.E. Seal ......................................................................................... 90 Section 4 — Typical Interior Bents ........................................................................................91 General Information .......................................................................................................................... 91 Example Sheets ................................................................................................................................. 92 Sheet Checklist .................................................................................................................................. 97 Parameters ......................................................................................................................................... 99 Simple Interior Bent ........................................................................................................................ 100 Main Section Examples ................................................................................................................... 102 Bar Details ....................................................................................................................................... 103 Bars A Details ................................................................................................................................. 104 Bars B Details .................................................................................................................................. 105 Bars S Details .................................................................................................................................. 106 Bars T Details .................................................................................................................................. 107 Bars U Details ................................................................................................................................. 107 Miscellaneous Details ...................................................................................................................... 108 Bearing Pad Details ......................................................................................................................... 110 Pedestal Bearing Seat Details .......................................................................................................... 110 Pedestal Section ............................................................................................................................... 111 Waterproofing Details ..................................................................................................................... 113 Shear Keys ....................................................................................................................................... 113 Estimated Quantity Tables .............................................................................................................. 114 General Notes, Title Block, and P.E. Seal ....................................................................................... 115 Section 5 — Inverted-T Bents ..............................................................................................116 General Information ........................................................................................................................ 116 Sheet Checklist ................................................................................................................................ 117 Plan ...................................................................................................................................................119 Partial Elevation .............................................................................................................................. 120 Cap Section (“A-A”) ....................................................................................................................... 121 Typical Reinforcing Steel Details .................................................................................................... 122 Bars A Details ................................................................................................................................. 123 Bars B Details .................................................................................................................................. 124 Bars C Details .................................................................................................................................. 125 Bars M Details ................................................................................................................................. 126 Bars N Details ................................................................................................................................. 127 Bars S Details .................................................................................................................................. 128 Bars T Details .................................................................................................................................. 129 Bars U Details ................................................................................................................................. 129 Section 6 — Columns and Foundations ...............................................................................130 General Information ........................................................................................................................ 130 Bar Details ....................................................................................................................................... 131 Bars V Details ................................................................................................................................. 132 Bars Z Details .................................................................................................................................. 133 Wall Details ..................................................................................................................................... 134 Crash Wall Parameters and Example .............................................................................................. 136 Bars wD Details ............................................................................................................................... 139 Bars wE Details ............................................................................................................................... 140 Bars wH Details ............................................................................................................................... 141 Bars wU Details ............................................................................................................................... 142 Bars wV Details ............................................................................................................................... 143 Table of Contents (continued) Bridge Detailing Guide vi TxDOT September 2016 Appendix B: Prestressed Concrete Box Beam Spans Section 1 — Introduction ..........................................................................................................2 Section 2 — Superstructure ......................................................................................................3 General Information ............................................................................................................................ 3 Example Sheets ................................................................................................................................... 5 Sheet Checklist .................................................................................................................................. 10 Common Parameters and Calculations .............................................................................................. 12 Prestressed Box Beam Details .......................................................................................................... 13 Miscellaneous Details ........................................................................................................................ 21 Typical Reinforcing Steel .................................................................................................................. 22 Miscellaneous Details ........................................................................................................................ 23 Table of Estimated Quantities and Bar Table .................................................................................... 24 General Notes, Title Block, and P.E. Seal ......................................................................................... 25 Section 3 — Abutments ..........................................................................................................27 Information Specific to Box Beam Abutments.................................................................................. 27 Preferred Abutment Scale .................................................................................................................. 28 Abutment Sheet ................................................................................................................................. 28 Sheet Checklist .................................................................................................................................. 30 Normal Parameters and Calculations................................................................................................. 33 Plan View .......................................................................................................................................... 38 Elevation View .................................................................................................................................. 40 Main Section Details ......................................................................................................................... 42 Wingwall Details ............................................................................................................................... 43 Corner Details .................................................................................................................................... 45 Bar Details ......................................................................................................................................... 47 Miscellaneous Details ........................................................................................................................ 58 General Notes, Title Block, and P.E. Seal ......................................................................................... 60 Section 4 — Interior Bents .....................................................................................................61 General Information .......................................................................................................................... 61 Sheet uploads/Ingenierie_Lourd/ bridge-detailing-guide.pdf