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• 2015-05-03

2018 05 02 nbsp 0183 32 Anchor bolt design example As an example let s consider the base plate of a column which is part of a moment frame subject to the vertical horizontal and moment loads shown below The column rests directly on a spread footing Design the optimum plate dimensions and find the required anchor rods Column W10x54 Footing 5′ 0″x 5′ 0″x 1′ 6″

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• 2015-05-03

2013 08 21 nbsp 0183 32 Anchor reinforcement consists of longitudinal rebar and ties to carry anchor tension forces and shear forces respectively The Strut and Tie Model is proposed to analyze shear force transfer from anchors to pedestal and to design the required amount of shear reinforcement A proposed design procedure is illustrated in an example problem

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• 2015-05-03

This example demonstrates how to simulate tie back wall anchors using the reinforcement functionality in SLOPE W Each analysis explored a different option available for anchor reinforcement including the force distribution factor of safety dependence and addition of shear mobilized within the anchor The analyses all generated a relatively similar factor of safety for

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• 2015-05-03

Design Examples 3 Presentation Outline Introduction Case Study of Anchorage Zone Failure Development of PT Anchorages Design Methods for General Zone The Art of Proper Detailing Design Examples References 4 Introduction Timeline of Anchorage Zone Design Development 1855 St Venant Principle 1924 M 246 rsch sTheory 1932 Tesar M Theory 1935

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• 2015-05-03

Shallow Podium Anchorage Design Example Simpson Strong Tie best www strongtie com The witnessed testing conducted by Simpson Strong Tie was used to validate ACI 318 14 Chapter 17 design concepts for anchor reinforcement and the need to design the structural slab to meet amplified 17 2 3 4 3 a anchor forces for use in SDC C F

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• 2015-05-03

Anchor Tension Reinforcement Anchor Shear Reinforcement Description of Failure Modes Base Plates and Anchor Bolts Examples Appendix 1 – Definitions of Terms Appendix 2 – Citations List Appendix 3 – Anc program The basic reference is Building Code Requirements for Structural Concrete ACI 318 11 and Commentary Appendix D Reference 1 Citations not

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• 2015-05-03

2011 10 13 nbsp 0183 32 Before diving into the concrete anchor bolt design calculation example for calculating anchor breakout strength in shear please go through the problem statement and part 1 part 2 part 3 part 4 and part 5 of this series The calculation exercise is carried out according to the ACI 318 appendix D codes

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• 2015-05-03

reinforcement 12 5 Strength Design 13 5 1 Tensile load 13 5 1 1 General 13 5 1 2 Steel failure of anchors anchor 8 Design Examples 46 8 1 Example 1 single load acting on JTA W40 22 2 anchors 46 8 2 Example 2 curtain wall clip acting on JTA W50 30 3 anchors 54 9 Software JORDAHL 174 Expert JTA 63 10 Installation instruction for JORDAHL 174 JTA anchor channel

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• 2015-05-03

Chapter 4 Design examples p 35 4 1 Example 1 Single headed anchor away from edges subjected to seismic tension 4 2 Example 2 Single hooked anchor away from edges subjected to seismic tension 4 3 Example 3 Single post installed anchor in tension away from edges 4 4 Example 4 Group of headed studs in tension near an edge

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• 2015-05-03

footing with three 5 reinforcement bars Grade 60 The structural Engineer of Record has requested a new foundation system capable of withstanding 2 kips per lineal foot design lateral forces and temporary scour depths to 1 below the existing spread footing The estimated design compression loading is 5 kips per lineal ft for the existing structure The structural engineer

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• 2015-05-03

2021 12 31 nbsp 0183 32 37 Full PDFs related to this paper 194 Headed anchor bolt and welded stud design using ACI 318 11 ACI 318 08 ACI 318M 11 ACI 318M 08 in SI metric unit and Canadian CSA A233 04 R2010 code 194 Headed anchor bolt and welded stud design using Anchor Reinforcement as per ACI 318 11 The design strength of anchors under the 2021 IBC as

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• 2015-05-03

2015 02 24 nbsp 0183 32 Anchor tensile strength futa 58 0 ksi ACI 318 11 Anchor is ductile steel element D 1 Anchor bolt diameter da 1 in Anchor bolt has sleeve No PIP STE05121 Min Required Anchor bolt embedment depth hef 14 00 in 12 00 OK Page A 1 Table 1 Pedestal height ha 18 00 in 17 00 OK Pedestal width bc 16 00 in Pedestal depth dc 16 00 in Ancholt Bolt

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• 2015-05-03

2011 09 30 nbsp 0183 32 Φ – Strength reduction factor for breakout strength and its value for non reinforcement in tension is 0 70 Next Post Example of Concrete Anchor Bolt Design Calculation – Part 3 Determining Pullout Strength of Anchor in Tension You Might Also Like Kinetic Energy Recovery System – How it Works November 14 2014 Theories of failure for

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• 2015-05-03

Anchor reinforcement as defined in ACI 318 Appendix D is reinforcement designed and detailed specifically to transfer the full anchor load from the anchor into the structural member For conditions in which the anchor force exceeds the concrete breakout design strength the design strength of anchor reinforcement typically installed before the concrete is cast may

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• 2015-05-03

Req d Anchor Reinf Strength V The required anchor reinforcement strength must be equal or larger than the anchor bolt steel strength ΦVsa if anchor design includes earthquake forces for structures assigned with Seismic Design Category is C D E or F ACI Section D3 3 2 Anchor Reinforcement Size Size of steel rebar from 3 to 14

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• 2015-05-03

The design examples are categorized in Anchor Bolt and Anchor Stud with Anchor Reinforcement and without Anchor Reinforcement with moment presence and without moment presence Anchor Bolt and Anchor Stud The main difference between anchor bolt and anchor stud is the way how they attach to the base plate

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• 2015-05-03

The anchors are designed to transfer the design loads from the superstructure to the foundation In many cases this transfer is either from steel column base plates to the foundation or from precast concrete members to the foundation An example

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• 2015-05-03

Worked examples presented at the Workshop Eurocode 7 Geotechnical Design Dublin 13 14 June 2013 Support to the implementation harmonization and

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• 2015-05-03

1 Concrete is cracked 2 Condition A supplementary reinforcement is provided 3 Load combinations shall be per ACI 318M 14 5 3 1 4 Anchor reinft strength is used to replace concrete tension shear breakout strength as per ACI 318M 14 Appendix D

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• 2015-05-03

5 0 DESIGN EXAMPLES In anchor bolt design Anchor Reinforcement is used to replace concrete tension shear breakout strength In base plate design the column base is assumed to be Moment connection and carries moment 01 06 Base Plate LRFD amp Anchor Bolt ACI 318 11 Design No Anchor Reinft MC exe One input to design both base plate and anchor bolt

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• 2015-05-03

2019 03 22 nbsp 0183 32 EDub24 Structural 23 Mar 19 16 15 ACI 318 11 and 14 have example diagrams for anchor reinforcement I don t have the codes with me so can t give you the exact sections There are requirements to the spacing of the rebar to the anchors and you have to make sure the rebar is developed on both sides of the breakout cone tristan861 Structural

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• 2015-05-03

reinforcement Steel plate Concrete HIT RE500 V3 HIT RE 500 V3 Anchor Rebar Anchor Seismic design of rebar as anchor and rebar as rebar 4 REBAR THEORY VS ANCHOR THEORY MAIN DIFFERENCES Rebar theory Post installed rebar Anchor theory Bonded anchor Load on the bar Tension roughness of joint critical for the shear transfer Tension

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• 2015-05-03

4 0 DESIGN EXAMPLES 31 4 1 Example Base Plate for Concentric Axial reinforced concrete make it essential that the design details take into account not only structural requirements but also include consideration of constructability issues especially anchor rod setting procedures and tolerances The impor tance of the accurate placement of anchor rods

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• 2015-05-03

FOOTINGS EXAMPLE 1 Design of a continuous wall footing Determine the size and reinforcement for the continuous footing under a 12 in bearing wall of a 10 story building founded on soil Given Νc 4 ksi y 60 ksi Dead Load D 25 k ft Live Load L 12 5 k ft Wind O T W 4 k ft axial load due to overturning under wind loading Seismic O T E 5

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• 2015-05-03

Design of Anchorage Zone Reinforcement in Prestressed Concrete Beams by Peter Gergely and Mete A Sozen NOTATION The symbols as used in the text are defined as follows p uniform stress on cross sec tion due to prestress c distance to the longitudinal crack from the bottom of beam e distance to the applied force from the bottom of beam P applied force

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• 2015-05-03

Effective Area of Anchor Bolts For both design methods the anchor bolt net area used to determine the design values presented in this TEK are taken equal to the following which account for the reduction in area due to the presence of the anchor threading 189 in anchor 0 142 in 178 91 6 mm 178 ⅝ in anchor 0 226 in 178 145 8 mm 178

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• 2015-05-03

2014 10 25 nbsp 0183 32 Standard Steel Column Pier Anchor Bolt Design per ACI 318 02 for W8 Column Case 4Criteria W8 column fc 4 000 psi fy 60 ksi Anchor bolts are A36 Fut 60ksi How to use the Standard 1 See Table 1 for base plate size and the anchor bolt hole location 2 Design anchor bolt size base plate thickness and welding based on factored load 3 Determine shear

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• 2015-05-03

This example presents the anchorage solution in tension for a cast in place anchor bolt in cracked concrete under seismic loading conditions in a reinforced concrete podium slab using anchor reinforcement It is based on test results using flat bearing plates in which the full bearing surface is situated at the effective embedment depth

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• 2015-05-03

Shallow Podium Anchorage Design Example Simpson Strong Tie The witnessed testing conducted by Simpson Strong Tie was used to validate ACI 318 14 Chapter 17 design concepts for anchor reinforcement and the need to design the structural slab to meet amplified 17 2 3 4 3 a anchor forces for use in SDC C–F

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• 2015-05-03

5 51 4 3 Design Examples Eight detailed design examples for CI anchors are provided in Reference 2 They address a range of conditions including single anchors headed and hooked subject to tension shear and combined tension and shear under various Seismic Design Categories They also address headed bolt and stud groups Bridge Design Memo 5 51