Y
                                                                  

              N



                                       Y
                                                    



                                                          N



                                Y



                                                           N


          
                                 Y
                                
                            




浆、干砌片石挡墙施工流程框图



    
   N
                   Y



                                                                            N





                                                                  Y
               N




                                Y




           N



                                         Y
         

                                                        N
                                                           


                                 Y





桥梁墩台工程施工工艺框图





                                                    N
 




                                                                         N
                     Y

                                                           Y
  N


                             Y


                                              N



                                   
                                       Y



                                                               N






                                 Y




桥梁钻孔桩施工工艺框图

                                                         N


                                       Y


        N

                 Y                                      N
                            N

   N

                                             Y                  Y 
            Y
                                       Y


                     N
                                        Y                              N
        
                                    &

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