8, the retaining wall expansion joint arrangement pitch of 12 ~ 15m, slot width 20 to 30, along the wall of the inner slit, outer, top ballast should triangular ribs hemp oil tamponade, inserted into the depth of not less than 200mm.
8, retaining wall telescopic seam arrangement spacing 12 to 15m, seam width 20 to 30, seam along the inside, outside, the top three sides should be filled with oil, plug depth should not be less than 200mm.
8. The expansion joints of the retaining wall shall be arranged with a spacing of 12-15m and a width of 20-30. The inner, outer and top three sides of the joint along the wall shall be filled with muck oil hemp bars, and the filling depth shall not be less than 200mm.