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LRFD Bridge Design Manual B R I D G E O F F I C E tailieuxdcd@gmail.com MANUAL 5-392 MINNESOTA DEPARTMENT OF TRANSPORTATION Bridge Office LRFD Bridge Design Manual tailieuxdcd@gmail.com Mn/DOT BRIDGE OFFICE LRFD Bridge Design Manual Minnesota Department of Transportation 3485 Hadley Avenue North • Mail Stop 610 Oakdale, MN 55128-3307 Phone: 651/366-4500 • Fax: 651/366-4497 JULY 2003 OCTOBER 2003 JANUARY 2004 APRIL 2004 OCTOBER 2004 DECEMBER 2004 FEBRUARY 2005 MARCH 2005 NOVEMBER 2005 MARCH 2006 APRIL 2006 MAY 2006 AUGUST 2006 OCTOBER 2006 FEBRUARY 2007 JUNE 2007 JULY 2007 OCTOBER 2007 ii tailieuxdcd@gmail.com FEBRUARY 2007 LRFD BRIDGE DESIGN i TABLE OF CONTENTS INTRODUCTION 1-1 1.1 1.2 1.3 Overview Of Manual 5-392 1-1 1.1.1 Material Contained in Manual 5-392 1-1 1.1.2 Updates to Manual 5-392 1-2 1.1.3 Format of Manual References 1-2 General Bridge Information 1-2 1.2.1 Bridge Office 1-3 1.2.2 Highway Systems 1-8 1.2.3 Bridge Numbers 1-8 1.2.4 Limit States to Consider in Design 1-11 Procedures 1-11 1.3.1 Checking of Mn/DOT Prepared Bridge Plans 1-11 1.3.2 Checking of Consultant Prepared Bridge Plans 1-12 1.3.3 Schedule for Processing Construction Lettings 1-16 1.3.4 Bridge Project Tracking System 1-17 1.3.5 Approval Process for Standards 1-21 GENERAL DESIGN AND LOCATION FEATURES 2-1 2.1 Geometrics 2-1 2.1.1 Bridge Geometrics 2-1 2.1.2 Bridge Deck Requirements 2-2 2.1.3 Bridge Undercrossing Geometrics 2-7 2.1.4 Geometric Details 2-15 2.1.5 Bridge Railings 2-28 2.2 Bridge Aesthetics 2-28 2.3 Preliminary Bridge Plans 2-28 2.3.1 General 2-28 2.3.2 Bridge Type Selection 2-38 tailieuxdcd@gmail.com FEBRUARY 2007 2.4 LRFD BRIDGE DESIGN Final Bridge Plans and Special Provisions 2-43 2.4.1 Final Design Instructions 2-44 2.4.1.1 Superstructure 2-45 2.4.1.1.1 Framing Plan 2-45 2.4.1.1.2 Concrete Wearing Course 2-46 2.4.1.1.3 Diaphragms and Cross Frames 2-46 2.4.1.2 Pedestrian Bridges 2-47 2.4.1.3 Temporary Bridges and Widenings 2-49 2.4.1.4 Bridge Approaches 2-50 2.4.1.5 Survey 2-50 2.4.1.6 Utilities 2-50 2.4.1.7 Precedence of Construction Documents 2-52 2.4.1.8 Design Calculation Requirements 2-52 2.4.2 Final Plans 2-52 2.4.2.1 Drafting Standards 2-53 2.4.2.2 Drafting Guidelines 2-53 2.4.2.3 General Plan and Elevation 2-56 2.4.2.4 Bridge Layout and Staking Plan 2-61 2.4.2.5 Standard Abbreviations 2-64 2.4.2.6 Inclusion of Standard Bridge Details in Plan Sets 2-64 2.4.2.7 Use of Bridge Standard Plans 2-64 2.4.2.8 Standard Plan Notes 2-64 2.4.2.9 Quantity Notes and Pay Items 2-65 2.4.3 2.5 ii Revised Sheets 2-66 Reconstruction Guidelines and Details 2-67 2.5.1 Superstructure 2-67 2.5.1.1 Railings 2-67 2.5.1.2 Wearing Course 2-69 2.5.1.3 Expansion/Fixed Joints 2-69 2.5.2 Substructure 2-81 2.5.2.1 Abutments 2-81 2.5.2.2 Piers 2-81 2.5.3 Pavement 2-81 tailieuxdcd@gmail.com FEBRUARY 2007 2.6 LRFD BRIDGE DESIGN iii Construction Requirements 2-87 APPENDIX 2-A: BRIDGE TYPE NUMBERS 2-88 APPENDIX 2-B: SPECIAL PROVISIONS – 2005 SPEC BOOK 2-89 APPENDIX 2-C: STANDARD ABBREVIATIONS 2-92 APPENDIX 2-D: BRIDGE DETAILS PART I (B-DETAILS) 2-95 APPENDIX 2-E: BRIDGE DETAILS PART II (STANDARD FIGURES) 2-97 APPENDIX 2-F: BRIDGE STANDARD PLANS: CULVERTS 2-99 APPENDIX 2-G: MN/DOT STANDARD PLANS: SPECIAL STRUCTURES 2-100 APPENDIX 2-H: STANDARD PLAN NOTES 2-101 APPENDIX 2-I: STANDARD SUMMARY OF QUANTITIES NOTES 2-110 APPENDIX 2-J: BRIDGE PAY ITEMS 2-112 APPENDIX 2-K: CONVERSION FROM INCHES TO DECIMALS OF A FOOT 2-116 LOAD AND LOAD FACTORS 3-1 3.1 Load Factors and Combinations 3-1 3.2 Load Modifiers 3-3 3.3 Permanent Loads (Dead and Earth) 3-4 3.4 Live Loads 3-4 3.4.1 HL-93 Live Load, LL 3-5 3.4.2 Multiple Presence Factor, MPF 3-5 3.4.3 Dynamic Load Allowance, IM 3-5 3.4.4 Pedestrian Live Load, PL 3-5 3.4.5 Braking Force, BR 3-5 3.4.6 Centrifugal Force, CE 3-6 3.4.7 Live Load Application to Buried Structures 3-6 3.4.8 Live Load Surcharge, LS 3-6 3.5 Water Loads, WA 3-6 3.6 Wind Loads, WS 3-7 3.7 Wind on Live Load, WL 3-7 3.8 Earthquake Effects, EQ 3-7 3.9 Ice Load, IC 3-8 3.10 Earth Pressure, EV, EH, or ES 3-8 3.11 Temperature, Shrinkage, Creep, Settlement, TU, SH, CR, SE 3-8 tailieuxdcd@gmail.com OCTOBER 2006 Temperature Effects 3-8 3.11.2 Shrinkage Effects 3-11 3.12 Pile Downdrag, DD 3-11 3.13 Friction Forces, FR 3-11 3.13.1 Sliding Bearings 3-11 3.13.2 Soil/Backwall Interface and Soil/Footing Interface 3-11 Extreme Event 3-12 3.14.1 Vehicle Collision, CT 3-12 3.14.2 Vessel Collision, CV 3-12 3.15 Uplift 3-12 3.15.1 Deck Pours 3-13 3.16 Construction Loads 3-13 3.17 Deflections 3-13 STRUCTURAL ANALYSIS AND EVALUATION 4-1 4.1 Computer Programs 4-1 4.2 Load Distribution 4-2 4.2.1 Dead Load Distribution 4-2 4.2.2 Live Load Distribution 4-2 4.2.2.1 Steel and Prestressed Concrete Beams 4-3 4.2.2.2 Slab Spans and Timber Decks 4-3 4.2.3 iv 3.11.1 3.14 LRFD BRIDGE DESIGN Sidewalk Pedestrian Live Load 4-3 4.3 Load Rating 4-4 4.4 Substructure Fixity 4-7 4.5 Structural Models 4-7 4.6 LRFD Exceptions 4-7 4.6.1 Pedestrian Bridges 4-8 4.6.2 Rehabilitation Projects 4-8 4.6.3 Railroad Bridges and Bridges or Structures near Railroads 4-8 CONCRETE STRUCTURES 5-1 5.1 Materials 5-1 5.1.1 Concrete 5-1 tailieuxdcd@gmail.com OCTOBER 2004 5.2 5.3 5.4 5.5 LRFD BRIDGE DESIGN v 5.1.2 Reinforcing Steel 5-4 5.1.3 Reinforcement Bar Couplers 5-4 5.1.4 Prestressing Steel 5-4 5.1.5 Post-tensioning Hardware 5-5 Reinforcement Details 5-5 5.2.1 Minimum Clear Cover and Clear Spacing 5-5 5.2.2 Reinforcing Bar Lists 5-7 5.2.3 General Reinforcement Practices 5-14 5.2.4 Reinforcement Bar Couplers 5-14 5.2.5 Adhesive Anchors 5-14 5.2.6 Shrinkage and Temperature Reinforcement 5-15 Concrete Slabs 5-17 5.3.1 Geometry 5-17 5.3.2 Design/Analysis 5-17 5.3.3 Exterior Strip 5-18 5.3.4 Reinforcement Layout 5-18 5.3.5 Camber and Deflections 5-21 Pretensioned Concrete 5-21 5.4.1 Geometry 5-22 5.4.2 Stress Limits 5-24 5.4.3 Design/Analysis 5-24 5.4.4 Detailing/Reinforcement 5-27 5.4.5 Camber and Deflection 5-27 5.4.6 Standard I-Beams 5-28 5.4.7 Rectangular Beams 5-28 5.4.8 Double-Tee Beams 5-31 Post-Tensioned Concrete 5-36 5.5.1 PT Slab Bridges 5-36 5.5.2 PT I-Girders 5-36 5.5.3 PT Precast or Cast-In-Place Box Girders 5-36 5.6 Concrete Finishes and Coatings 5-36 5.7 Design Examples 5-37 5.7.1 Three-Span Haunched Reinforced Concrete Slab 5-39 tailieuxdcd@gmail.com OCTOBER 2004 LRFD BRIDGE DESIGN vi 5.7.2 Prestressed I-Beam Design Example 5-71 5.7.3 Three-Span Haunched Post-Tensioned Concrete Slab Design Example 5-101 STEEL STRUCTURES 6-1 6.1 Materials 6-1 6.2 General Dimensions And Details 6-3 6.3 General Design Philosophy 6-7 6.3.1 Shear Connectors 6-9 6.3.2 Fatigue 6-9 6.3.3 Deflections 6-9 6.3.4 Camber 6-10 6.4 Rolled Beams 6-13 6.5 Plate Girders 6-13 6.5.1 High Performance Steel Girders 6-14 6.6 Curved Girders 6-14 6.7 Box Or Tub Girders 6-15 6.8 Bolted Connections And Splices 6-15 6.9 Two-Span Plate Girder Design Example 6-16 RESERVED WOOD STRUCTURES 8-1 8.1 8.2 Materials 8-1 8.1.1 Wood Products 8-1 8.1.2 Fasteners And Hardware 8-2 8.1.3 Wood Preservatives 8-2 Timber Bridge Decks 8-3 8.2.1 General 8-3 8.2.2 Geometry 8-5 8.2.3 Design/Analysis 8-5 8.2.4 Detailing 8-6 8.2.5 Camber/Deflections 8-6 tailieuxdcd@gmail.com JUNE 2007 8.3 LRFD BRIDGE DESIGN Timber Pile Caps 8-6 8.3.1 Geometry 8-7 8.3.2 Design/Analysis 8-7 8.3.3 Detailing 8-7 8.3.4 Camber/Deflections 8-7 8.4 Additional References 8-7 8.5 Design Examples 8-8 8.5.1 Longitudinally Laminated Timber Deck Design Example 8-8 8.5.2 Design Example: Timber Pile Cap 8-26 DECKS AND DECK SYSTEMS 9-1 9.1 General 9-1 9.1.1 9.2 Deck Drainage 9-2 Concrete Deck on Beams 9-2 9.2.1 9.3 10 vii Deck Design and Detailing 9-4 Reinforced Concrete Deck Design Example 9-17 FOUNDATIONS 10-1 10.1 Determination of Foundation Type and Capacity 10-1 10.1.1 Foundation Report 10-1 10.1.2 Foundation Recommendations 10-1 10.2 Piles 10-3 10.3 Drilled Shafts 10-7 10.4 Footings 10-10 10.4.1 General 10-10 10.4.2 Footings Supported on Piling or Drilled Shafts 10-11 10.4.3 Spread Footings 10-15 10.5 Pile Bent Piers and Integral Abutments 10-15 10.6 Evaluation of Existing Pile Foundations when Exposed by Scour 10-16 10.7 Structure Excavation and Backfill 10-17 tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: 651/366-4500 Fax No: 651/366-4497 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 July 23, 2007 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2007-03) MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents A MEMOS ISSUED BY Bridge Office DEVELOPED BY Bridge Office The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (ix and x) Print and insert in the manual: • Manual Cover (ii) • Table of Contents (ix and x) • MEMO #2007-01 Bridge Office Substructure Protection Policy (dated July 23, 2007) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at 651/366-4491 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: 651/747-2100 Fax No: 651/747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 February 7, 2007 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2007-01) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents Section 2: GENERAL DESIGN AND LOCATION FEATURES The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (i, ii and iii) • 2-1 through 2-116 (entire section) Print and insert in the manual: • Manual Cover (ii) • Table of Contents (i, ii and iii) • 2-1 through 2-116 (entire section) Note: The “FEBRUARY 2007” update of Section is the fourth update to the section Therefore, it is being republished in its entirety All vertical revision lines added during the previous three updates have been removed A single vertical line in the margin indicates a revision made to the text during the fourth update Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at 651/747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: 651/747-2100 Fax No: 651/747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 October 19, 2006 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2006-05) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents Section 3: LOAD AND LOAD FACTORS Section 4: STRUCTURAL ANALYSIS AND EVALUATION The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (iii and iv) • 3-1 through 3-12 (entire section) • 4-1 through 4-9 (entire section) Print and insert in the manual: • Manual Cover (ii) • Table of Contents (iii and iv) • 3-1 through 3-16 (entire section) • 4-1 through 4-8 (entire section) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at 651/747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 August 21, 2006 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2006-04) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents Section 14: JOINTS AND BEARINGS The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (ix and x) • 14-1 through 14-34 (entire section) Print and insert in the manual: • Manual Cover (ii) • Table of Contents (ix and x) • 14-1 through 14-40 (entire section) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 May 31, 2006 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2006-03) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents Section 5: CONCRETE STRUCTURES Section 13: RAILINGS A MEMOS The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (ix and x) • 5-1 and 5-2, 5-29 and 5-30 • 13-1 through 13-36 (entire section) Print and insert in the manual: • Manual Cover (ii) • Table of Contents (ix and x) • 5-1 and 5-2, 5-29 and 5-30 • 13-1 through 13-41 (entire section) • MEMO #2006-01 New MN63 Prestressed Concrete Beam (dated May 31, 2006) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 April 5, 2006 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2006-02) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Section 2: GENERAL DESIGN AND LOCATION FEATURES The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • 2-5 and 2-6, 2-9 and 2-10, 2-11 and 2-12, 2-15 and 2-16, 2-23 and 2-24, 2-25 and 2-26, 2-43 and 2-44, 2-57 and 2-58, 2-67 and 2-68, 2-101 through 2-106, 2-109 and 2-110, 2-113 and 2-114 Print and insert in the manual: • Manual Cover (ii) • 2-5 and 2-6, 2-9 and 2-10, 2-11 and 2-12, 2-15 and 2-16, 2-23 and 2-24, 2-24a and 2-24b, 2-25 and 2-26, 2-43 and 2-44, 2-57 and 2-58, 2-67 and 2-68, 2-101 through 2-106, 2-109 and 2-110, 2-113 and 2-114 Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 March 14, 2006 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2006-01) MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents Section 1: INTRODUCTION ISSUED BY Bridge Office DEVELOPED BY Bridge Office The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (i and ii) • 1-1 through 1-18 (entire section) Print and insert in the manual: • Manual Cover (ii) • Table of Contents (i and ii) • 1-1 through 1-21 (entire section) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 November 14, 2005 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2005-03) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Table of Contents Section 5: CONCRETE STRUCTURES A MEMOS The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates The following pages in Section have been changed: 5-2, 5-17, 5-19, 5-20, 5-22, 5-25, 5-28, 5-29, 5-30, 5-36, 5-43, 5-44, 5-77, 5-82, 5-99, 5-119, 5-120 and 5-121 INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • Table of Contents (ix and x) • 5-1 and 5-2, 5-17 through 5-22, 5-25 through 5-30, 5-35 and 5-36, 5-43 and 5-44, 5-77 and 5-78, 5-81 and 5-82, 5-99 and 5-100, 5-119 through 5-122 Print and insert in the manual: • Manual Cover (ii) • Table of Contents (ix and x) • 5-1 and 5-2, 5-17 through 5-22, 5-25 through 5-30, 5-35 and 5-36, 5-43 and 5-44, 5-77 and 5-78, 5-81 and 5-82, 5-99 and 5-100, 5-119 through 5-122 • MEMO #2005-02 Discontinue Use of Cast Bearing Option (dated November 9, 2005) • MEMO #2005-03 New MN45 and MN54 Prestressed Concrete Beams (dated November 10, 2005) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 March 24, 2005 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2005-02) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT Manual Cover Section 2: GENERAL DESIGN AND LOCATION FEATURES The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates The following pages in Section have been changed: 2-4, 2-5, 2-6, 2-7, 2-8, 2-9, 2-10, 2-11, 2-12, 2-13, 2-14, 2-15, 2-19, 2-21, 2-22, 2-30, 2-31 2-41, 2-42, 2-53, 2-62, 2-88, 2-89, 2-90, 2-94, 2-95, 2-96, 2-97, 2-100, 2-101, 2-102, 2-103, 2-104, 2-105, 2-106, 2-107, 2-108, 2-109, 2-111, 2-112, 2-113, and 2-114 INSTRUCTIONS: (for two-sided printing) Remove from the manual: • Manual Cover (ii) • 2-3 through 2-16, 2-19 through 2-22, 2-29 through 2-32, 2-41 and 2-42, 2-53 and 2-54, 2-61 and 2-62, 2-87 through 2-90, 2-93 through 2-114 Print and insert in the manual: • Manual Cover (ii) • 2-3 through 2-16, 2-19 through 2-22, 2-29 through 2-32, 2-41 and 2-42, 2-53 and 2-54, 2-61 and 2-62, 2-87 through 2-90, 2-93 through 2-114 Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 March 22, 2005 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2005-01) MANUAL LRFD Bridge Design Manual SUBJECT: Table of Contents A MEMOS ISSUED BY Bridge Office DEVELOPED BY Bridge Office The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: Remove from the manual: • Table of Contents (ix and x) Print and insert in the manual: • Table of Contents (ix and x) • Memo #2005-01 LRFD and Bridge Load Rating Issues (dated 02-14-2005) You may already have this memo Replace it with the one attached to this transmittal notice, which is numbered in the lower-right corner Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 December 17, 2004 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2004-04) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT: Manual Cover and Table of Contents Section 9: DECKS AND DECK SYSTEMS The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: Remove from the manual: • Manual Cover (ii) and Table of Contents (vii and viii) • Section (9-1 through 9-30, inclusive) Print and insert in the manual: • Manual Cover (ii) and Table of Contents (vii and viii) • Section (9-1 through 9-34, inclusive) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: (651) 747-2100 Fax No: (651) 747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 October 20, 2004 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2004-03) ISSUED BY Bridge Office DEVELOPED BY Bridge Office MANUAL LRFD Bridge Design Manual SUBJECT: Manual Cover and Table of Contents Section 5: CONCRETE STRUCTURES The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: Remove from the manual: • Manual Cover (ii) and Table of Contents (i through x, inclusive) • Section (5-1 through 5-124, inclusive) Print and insert in the manual: • Manual Cover (ii) and Table of Contents (i through x, inclusive) • Section (5-1 through 5-140, inclusive) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at (651) 747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: 651-747-2101 Fax No: 651-747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 April 30, 2004 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2004-02) MANUAL LRFD Bridge Design Manual ISSUED BY Bridge Office DEVELOPED BY Bridge Office SUBJECT: Section 2: GENERAL DESIGN AND LOCATION FEATURES The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: Remove from the manual: Section 2, pages 2-1 through 2-121 inclusive Print and insert in the manual: Section 2, pages 2-1 through 2-116 inclusive Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at 651-747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com Minnesota Department of Transportation Phone No: 651-747-2101 Fax No: 651-747-2108 Bridge Office Mail Stop 610 3485 Hadley Avenue North Oakdale, MN 55128-3307 April 30, 2004 DISTRIBUTION: Mn/DOT Bridge Office Web site TRANSMITTAL NOTICE (2004-01) MANUAL LRFD Bridge Design Manual ISSUED BY Bridge Office DEVELOPED BY Bridge Office SUBJECT: Manual Cover and Table of Contents The Mn/DOT Bridge Office LRFD Bridge Design Manual is available for download in Adobe PDF (Portable Document Format) at http://www.dot.state.mn.us/bridge/ This Web site should be checked regularly for updates INSTRUCTIONS: Remove from the manual: Manual Cover (page ii) and Table of Contents (page i, ii, and iii) Print and insert in the manual: Manual Cover (page ii) and Table of Contents (page i, ii, and iii) Any technical questions regarding this transmittal should be directed to Dave Dahlberg, LRFD Implementation, at 651-747-2116 Daniel L Dorgan State Bridge Engineer tailieuxdcd@gmail.com