1. Push the amount of soil to be compacted from the surface to both sides of the road.
2. Compacting the foundation with a road roller
3. Push the soil to the compacted subgrade from both sides and smooth it; Or pull the soil from other places onto a compacted foundation. 4. Dry in the sun until the water content is about 12% or lower. If the soil is sticky, it needs to be treated with about 1-3% lime in advance, and the maximum soil particles after sowing by rotary tiller should not exceed 5 mm.
Second, the maintenance, compaction and maintenance
1. Determine the water spraying amount according to the optimum water content of the soil.
2. Add the required soil curing agent into the above water amount.
3. Spray the curing agent solution evenly on the sun-dried soil twice, and stir it evenly with a wheel cultivator after each spray.
4. Fill it for 8-24 hours, control the water content of the soil, and add lime and cement. The optimum water content is about 16%.
5. Spread cement and mix, and add lime when necessary.
6. Mixing, leveling, compacting and leveling.
7. Carry out second-floor construction (in the case of two floors).
8. Covering health.
Which universities have nutritionist majors?
1, Hebei Medical University
Referred to as "Hebei Medical University", located in Shijiazhuang, the capital