| 摘要 |
The following operations are carried out: a) digging an exploration hole ( 8 ), b) using a branch connection ( 10 ) which includes a main plate ( 12 ) and a fixing plate ( 22 ) which are held together, c) using a device ( 1 ) which has: a support ( 36 ) retaining elements, ( 38 ) which are connected to the support ( 36 ), a foot ( 40 ) which is articulated so as to rotate relative to the support ( 36 ), actuation elements ( 44 ) for displacing the foot ( 40 ) between an introduction position and a pressing position, d) placing the foot ( 40 ) in an introduction position, e) retaining the main plate ( 12 ) on the device ( 1 ), f) positioning the support surface ( 14 ) of the main plate ( 12 ) against the pipeline ( 2 ), g) bringing the foot ( 40 ) into a pressing position, h) fixing the main plate ( 12 ) and the fixing plate ( 22 ) together around the pipeline ( 2 ).
|
