[{"data":1,"prerenderedAt":235},["ShallowReactive",2],{"docs:xconstruct:en:modules\u002Fconcrete\u002Fpunching":3},{"id":4,"title":5,"body":6,"description":16,"extension":228,"meta":229,"navigation":230,"path":231,"seo":232,"stem":233,"__hash__":234},"docs_en\u002Fdocs\u002Fxconstruct\u002Fmodules\u002Fconcrete\u002Fpunching\u002Findex.md","Punching",{"type":7,"value":8,"toc":221},"minimark",[9,13,17,23,28,44,48,53],[10,11,5],"h1",{"id":12},"punching",[14,15,16],"p",{},"Punching shear calculation according to NEN-EN 1992-1-1.",[14,18,19],{},[20,21],"img",{"alt":5,"src":22},"\u002Fdocs-assets\u002Fxconstruct\u002Fimages\u002Fpons.zoom80.png",[24,25,27],"h2",{"id":26},"features","Features",[29,30,31,35,38,41],"ul",{},[32,33,34],"li",{},"Punching shear verification at column-slab connections",[32,36,37],{},"Calculation of critical perimeter",[32,39,40],{},"Reinforcement requirements",[32,42,43],{},"Unity check output",[24,45,47],{"id":46},"input","Input",[14,49,50],{},[20,51],{"alt":52,"src":22},"Punching input",[54,55,56,69],"table",{},[57,58,59],"thead",{},[60,61,62,66],"tr",{},[63,64,65],"th",{},"Field",[63,67,68],{},"Description",[70,71,72,84,94,104,114,124,134,144,154,164,178,190,206],"tbody",{},[60,73,74,81],{},[75,76,77],"td",{},[78,79,80],"strong",{},"Shape",[75,82,83],{},"Rectangular or circular column cross-section",[60,85,86,91],{},[75,87,88],{},[78,89,90],{},"Position",[75,92,93],{},"The position of the column: in the middle of the slab, at a slab edge, or at a corner. When placed at an edge or a corner the distances are dimensioned, and you can change them graphically",[60,95,96,101],{},[75,97,98],{},[78,99,100],{},"Concrete strength class",[75,102,103],{},"Choice of the concrete strength class",[60,105,106,111],{},[75,107,108],{},[78,109,110],{},"Reinforcing steel grade",[75,112,113],{},"Choice of the reinforcing steel grade",[60,115,116,121],{},[75,117,118],{},[78,119,120],{},"Longitudinal reinforcement in y-direction",[75,122,123],{},"The top reinforcement in the slab in the y-direction",[60,125,126,131],{},[75,127,128],{},[78,129,130],{},"Longitudinal reinforcement in z-direction",[75,132,133],{},"The top reinforcement in the slab in the z-direction",[60,135,136,141],{},[75,137,138],{},[78,139,140],{},"First layer",[75,142,143],{},"Setting which top reinforcement in the slab lies in the first layer",[60,145,146,151],{},[75,147,148],{},[78,149,150],{},"Cover",[75,152,153],{},"Cover on the outermost top reinforcement in the slab, in mm",[60,155,156,161],{},[75,157,158],{},[78,159,160],{},"Angle of punching shear reinforcement",[75,162,163],{},"Angle in degrees between the punching shear reinforcement and the plane of the slab",[60,165,166,175],{},[75,167,168],{},[78,169,170,171],{},"V",[172,173,174],"sub",{},"Ed",[75,176,177],{},"Design value of the punching force",[60,179,180,187],{},[75,181,182],{},[78,183,184,185],{},"q",[172,186,174],{},[75,188,189],{},"Design value of the load on the slab. The effective punching force is reduced by this load, calculated over the area of the perimeter",[60,191,192,200],{},[75,193,194],{},[78,195,196,197],{},"Eccentricity e",[172,198,199],{},"y",[75,201,202,203,205],{},"Eccentricity in mm in the y-direction of the punching force V",[172,204,174],{},". You can also change this value graphically, the same way you change dimension lines. This lets you take moments from the column into account on the slab",[60,207,208,215],{},[75,209,210],{},[78,211,196,212],{},[172,213,214],{},"z",[75,216,217,218,220],{},"Eccentricity in mm in the z-direction of the punching force V",[172,219,174],{},". You can also change this value graphically, the same way you change dimension lines",{"title":222,"searchDepth":223,"depth":223,"links":224},"",3,[225,227],{"id":26,"depth":226,"text":27},2,{"id":46,"depth":226,"text":47},"md",{},true,"\u002Fdocs\u002Fxconstruct\u002Fmodules\u002Fconcrete\u002Fpunching",{"title":5,"description":16},"docs\u002Fxconstruct\u002Fmodules\u002Fconcrete\u002Fpunching\u002Findex","AwaMbR8dU7braHZZ0HAE2xjEXlNa_7hrszIygsBe2VY",1793711151320]