LRFD Bridge Manual Part III 2013 Edition

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The Commonwealth of Massachusetts

Deval L. Patrick

Governor

Richard A. Davey

Secretary & CEO

Frank DePaola, P.E.

Administrator

Prepared by The Massachusetts Department of Transportation

Highway Division Bridge Section

June 2013

LRFD Bridge Manual

A CKN OWLED GEMEN TS

MassDOT would like to acknowledge the contributions made by the following individuals and

companies in the preparation of the MassDOT LRFD Bridge Manual – 2013 Edition. Their dedicated

efforts have made this edition of the Bridge Manual possible.

Bridge Manual Committee

Alexander K. Bardow, P.E., State Bridge Engineer, MassDOT

Michael L. Merlis, P.E., Bridge Standards Engineer, MassDOT

Bryan L. Busch, P.E., Director of Structural Engineering, CME Associates, Inc.

Joseph P. Gill, P.E., President, Gill Engineering Associates

Contributions Provided By

Peter J. Connors, P.E., Geotechnical Engineer, MassDOT

Richard G. Murphy, P.E., Hydraulics Engineer, MassDOT

Preston A. Huckabee, P.E., Chief Engineer, Gill Engineering Associates

MassDOT Bridge Section, Bridge Design Unit CME Associates, Inc. Gill Engineering Associates

i LRFD Bridge Manual - Part III

LRFD BRIDGE MANUAL

PART III: STANDARD DETAILS PREFABRICATED BRIDGE ELEMENTS

INTRODUCTION TO PART III OF THIS BRIDGE MANUAL

i. Purpose and Use ................................................................................................. i - 1 ii. Precast Transitions ............................................................................................. i - 1 iii. Design and Detailing ........................................................................................... i - 1 iv. Joints and Closure Pours .................................................................................... i - 2 v. Grouts and Closure Pours Concrete ................................................................... i - 2 vi. Assembly Plans ................................................................................................... i - 2 vii. Alternate Connection Details .............................................................................. i - 3 Table i-1 List of MassDOT Prefabricated Superstructure Connections............................ i - 4 Table i-2 List of MassDOT Prefabricated Substructure Connections ............................... i - 5

DRAWING NUMBER, DESCRIPTION, DATE OF ISSUE

CHAPTER 1: PRECAST ABUTMENTS

1.1.1 Abutment Plan .......................................................................................... June 2013 1.1.2 Abutment Elevation .................................…………………………………June 2013 1.1.3 Cantilever Abutment - Vertical Section .................................................... June 2013 1.1.4 Stub Abutment - Vertical Section .............................................................. June 2013 1.1.5 Construction Notes for Abutments ............................................................ June 2013 1.1.6 U–Wingwall Elevation .............................................................................. June 2013 1.1.7 Splayed Wingwall Elevation ..................................................................... June 2013 1.1.8 Vertical Section through U-Wingwall with Sidewalk ................................ June 2013 1.1.9 Vertical Section through U-Wingwall with Safety Curb …………………June 2013 1.1.10 Vertical Section through Cantilever Retaining Wall ................................. June 2013 1.1.11 Construction Notes for Cantilever Retaining Wall ................................... June 2013 1.1.12 Horizontal Section at Abutment U-Wingwall ........................................... June 2013 1.1.13 Vertical Section at Abutment U-Wingwall ................................................ June 2013 1.1.14 Horizontal Section at Abutment Splayed Wingwall .................................. June 2013 1.1.15 Vertical Section at Abutment Splayed Wingwall....................................... June 2013 1.1.16 Abutment Stem/Wingwall Shear Key for Width > 2’-0” .......................... June 2013 1.1.17 Backwalls/Wingwalls with Widths !-0” and Footings Shear Keys ....... June 2013 1.1.18 Leveling Bolt Assembly.............................................................................. June 2013 1.1.19 Leveling Bolt Assembly Notes.................................................................... June 2013 1.1.20 Roadway Section with Pavement Sawcut ................................................. June 2013

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1.1.21 Sidewalk Section with Pavement Sawcut................................................... June 2013 1.1.22 Construction Notes for Abutments w/ Pavement Sawcut ......................... June 2013

CHAPTER 2: PRECAST INTEGRAL ABUTMENTS

2.1.1 Abutment Plan ......................................................................................... June 2013 2.1.2 Section at Centerline of Abutment........................................................... June 2013 2.1.3 Wingwall Elevation .................................................................................. June 2013 2.1.4 Abutment Section ..................................................................................... June 2013 2.1.5 Approach Slab Bracket ............................................................................ June 2013 2.1.6 Typical Abutment Reinforcement ........................................................... June 2013 2.1.7 Horizontal Section through Abutment End Block at Acute Corner ....... June 2013 2.1.8 Horizontal Section through Abutment Middle Block ............................. June 2013 2.1.9 Horizontal Section through Abutment End Block at Obtuse Corner..... June 2013 2.1.10 Required CMP Diameter Based on Pile Size ........................................... June 2013 2.1.11 Integral Wingwall Section........................................................................ June 2013 2.1.12 Integral Wingwall Vertical Section.......................................................... June 2013 2.1.13 Construction Notes ................................................................................... June 2013 2.1.14 Designer Notes .......................................................................................... June 2013

CHAPTER 3: PRECAST APPROACH SLABS

3.1.1 Plan ............................................................................................................ June 2013 3.1.2 Longitudinal Section - Type I Approach Slab .......................................... June 2013 3.1.3 Longitudinal Section - Type II Approach Slab ......................................... June 2013 3.1.4 Longitudinal Section - Type III Approach Slab ........................................ June 2013 3.1.5 Typical Transverse Section – Type I, II, and III Approach Slab............... June 2013 3.1.6 Transverse Section through Joint Header – Types II and III

Approach Slabs ......................................................................................... June 2013 3.1.7 Transverse Section through Sleeper – Type II Approach Slab ................. June 2013

CHAPTER 4: PRECAST PIERS

4.1.1 Typical Two Column Pier Front Elevation................................................ June 2013 4.1.2 Typical Triple Column Pier Front Elevation............................................. June 2013 4.1.3 Typical Pier Side Elevation and Section .................................................... June 2013 4.1.4 Typical Pier Front Section ......................................................................... June 2013 4.1.5 Typical Column Dimensions, Horizontal Section, and Spiral

Reinforcement Termination Detail ............................................................ June 2013 4.1.6 Grouted Splice Coupler – Dimensions and Connection Sequence ............. June 2013 4.1.7 Precast Spread Footing Plan and Section .................................................. June 2013 4.1.8 Precast Footing on H-Piles - Plan .............................................................. June 2013 4.1.9 Precast Footing on H-Piles – Vertical Section............................................ June 2013

iii LRFD Bridge Manual - Part III

4.1.10 Cast-in-Place Footing on H-Piles Option – Vertical Section ...................... June 2013 4.1.11 Details over Pier for NEBT Beams ............................................................ June 2013 4.1.12 Details over Pier Notes for NEBT Beams .................................................. June 2013 4.1.13 Details over Pier for Box Beams ................................................................ June 2013 4.1.14 Details over Pier Notes for Box Beams ...................................................... June 2013 4.1.15 Aesthetic Pier – Typical Triple Column Elevation

(18’-!> = &41923 )5+,/3. = ##?-0”) .......................................................... June 2013 4.1.16 Aesthetic Pier – Typical Triple Column Elevation

(22’-0” < &41923 )5+,/3.�= #%?-0”) .......................................................... June 2013 4.1.17 Aesthetic Pier – Typical Side Elevation ..................................................... June 2013 4.1.18 Aesthetic Pier – Typical Vertical Column Section ..................................... June 2013 4.1.19 Aesthetic Pier – Typical Horizontal Column Section................................. June 2013 4.1.20 Aesthetic Pier – Pier Cap Ends .................................................................. June 2013

CHAPTER 5: PRECAST CONCRETE DECK PANELS

5.1.1 (+3-1 '+;498 )0-: = "$< ........................................................................ June 2013 5.1.2 Panel Layout (Skew > 15°)......................................................................... June 2013 5.1.3 Typical Transverse Section ....................................................................... June 2013 2.1.4 Typical Transverse Section Designer Notes ............................................... June 2013 5.1.5 *;5/,+1 (6-,+78 (+3-1 )0-: = "$< ............................................................ June 2013 5.1.6 Atypical Precast Panel ............................................................................... June 2013 5.1.7 Longitudinal Section through Precast Panel ............................................. June 2013 5.1.8 End Anchorage Details for Post-Tensioning ............................................. June 2013 5.1.9 Longitudinal Section through Post-Tensioning Anchorage Assembly....... June 2013 5.1.10 End View of Post-Tensioning Anchorage Assembly .................................. June 2013 5.1.11 Post-Tensioning Duct Connection – Plan and Longitudinal Section ......... June 2013 5.1.12 Shear Key Details....................................................................................... June 2013 5.1.13 Vertical Adjustment Assembly .................................................................. June 2013 5.1.14 Post-Tensioning Notes................................................................................ June 2013 5.1.15 Construction Sequence Notes .................................................................... June 2013 5.1.16 Blockout with Stud Shear Connectors - Plan

Blockout with Horizontal Shear Reinforcement - Plan ............................. June 2013 5.1.17 Sections through Blockout with Stud Shear Connectors

for Steel Beams .......................................................................................... June 2013 5.1.18 Sections through Blockout with Stud Shear Connectors

for NEBT and Precast Prestressed Box Beams.......................................... June 2013 5.1.19 Large Blockouts – Plan and Section .......................................................... June 2013 5.1.20 Sections through Blockout with Horizontal Shear Reinforcement

for NEBT Beams ........................................................................................ June 2013 5.1.21 Cast-in-Place Closure Pour Details............................................................ June 2013 5.1.22 Cast-in-Place Closure Pour Notes.............................................................. June 2013

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5.1.23 Section through Safety Curb for CT-TL2 Barrier .................................... June 2013 5.1.24 Section through Sidewalk for CT-TL2 Barrier ......................................... June 2013 5.1.25 Section through Safety Curb for S3-TL4 Railing ...................................... June 2013 5.1.26 Section through Sidewalk for S3-TL4 Railing ........................................... June 2013 5.1.27 Section through Safety Curb for CP-PL2 Barrier ..................................... June 2013 5.1.28 Section through Sidewalk for CP-PL2 Barrier.......................................... June 2013 5.1.29 Section through Overhang for CF Barriers............................................... June 2013 5.1.30 Precast Deck Panel Reinforcement ............................................................ June 2013 5.1.31 Additional Overhang Reinforcement - CT-TL2 Barrier .......................... June 2013 5.1.32 Additional Overhang Reinforcement - S3-TL4 Railing ............................. June 2013 5.1.33 Additional Overhang Reinforcement - CP-PL2 Barrier............................ June 2013 5.1.34 Additional Overhang Reinforcement - CF-PL2 Barrier............................ June 2013 5.1.35 Additional Overhang Reinforcement - CF-PL3 Barrier............................ June 2013

CHAPTER 6: PRECAST TOLERANCES

6.1.1 Grouted Splice Coupler Tolerances ........................................................... June 2013 6.1.2 Bent Cap Fabrication and Erection Tolerances......................................... June 2013 6.1.3 Column Fabrication and Erection Tolerances........................................... June 2013 6.1.4 Erection Tolerances for Aesthetic Pier ...................................................... June 2013 6.1.5 Wall Segment Erection and Fabrication Tolerances ................................. June 2013 6.1.6 Abutment Erection Tolerances .................................................................. June 2013 6.1.7 Approach Slab Tolerances ......................................................................... June 2013 6.1.8 Precast Deck Panel Tolerances .................................................................. June 2013