Bian Xiao, a consulting company in Zhong Da, combed the relevant information. In order to facilitate the relevant personnel to understand the cracks in the retaining wall, the basic overview is as follows:
Cracks in retaining walls are mainly divided into deformation joints, expansion joints, settlement joints and seismic joints. Zhong Da Consulting listed the construction requirements of one of the cracks, and the specific contents are as follows:
Crack-settlement joint of retaining wall
Construction requirements of settlement joint:
(1), the settlement joint of the retaining wall should be set every 10- 15m, with a joint width of 2cm, filled with asphalt cotton wool along the inside, outside and top of the retaining wall, with a depth not less than 15cm, and filled with mortar or clay between walls.
(2) The curtain wall shall be provided with a settlement joint every 10m, with a width of 2cm and a depth of not less than 15cm, and the rest shall be filled with clay or cement.
(3) The drainage ditch and side ditch shall be provided with a settlement joint every 10m, with the joint width of 1cm, filled with asphalt floc, and the depth shall be not less than 15cm, and the depth of concrete flat drainage ditch shall be 8 cm.
(4) The settlement joint between culvert abutment, splayed wall and abutment shall be 2 cm wide or filled with asphalt wadding with a depth of not less than 15cm, which shall be filled along the inside, outside and top respectively, and the rest shall be filled with clay.
(5) The settlement joint between the channel foundation and the platform body adopts a plastic closed-cell plate with a width of 2 cm, which is arranged through.
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