Dingjiazhuang ditch (logistics center) river regulation project in Nanjing

Dingjiazhuang ditch (logistics center section) river regulation project is divided into two parts, the first part is river, the second part is box culvert. For the river course, the designed river length is about 268.5m, (pile number: K0 + 645~K1 + 030) (except box culvert), the river width is 6.0m, and the river bottom slope is 0.1%. Box culvert, No.1: K0 + 792.7~K0 + 853.2, is the box culvert of the struggle road; No.2: K0 + 902.2~K0 + 922.2 is the box culvert at the exit of the community; No.3: K0 + 994~K1 + 030 is feixue box culvert. All three box culverts are single holes with a net size of 6.0X2.0.