How to use lawn in highway slope protection?

Constructing highway slope protection lawns can improve the environment around the highway, help restore ecological balance, absorb dust and reduce noise, solidify soil and prevent wind, improve highway stability, and extend the service life of the road. Let me share with you the construction method of highway slope protection lawn.

Slope protection lawn construction technology

1 Clean the surface

Before building the lawn, the surface needs to be cleaned in advance. Clear some messy stones, garbage and other obstacles from the surface to ensure that the surface is straight, flat and stable.

2 Level the land

Check to see if there are potholes on the surface. Protruding or sunken areas need to be filled with soil. When filling the soil, pay attention to using a moistening method to let it Natural sedimentation prevents the soil from loosening easily.

3 Dig drainage ditches

Survey the terrain in advance and leave several drainage ditches to ensure that rainwater can be drained away from the lawn as soon as possible.

4 Spray sowing grass seeds

When sowing grass seeds, you can use a special sprayer to mix the seeds with chemicals, fertilizers, water-retaining agents, etc. in advance, and wait for stirring After uniformity, set up the machine and spray from high to low. When spraying, pay attention to no omissions, no repetitions, and uniformity, and control the seeding amount.

5 Covering and fixing

After the grass seeds are sprayed, it is best to cover them in time. It is recommended to use non-woven fabrics or straw curtains. You can use soil blocks or U-shaped nails to fix the non-woven fabrics . When the lawn reaches a height of 5 or 6 centimeters, uncover the non-woven fabric again and let the lawn grow naturally. After uncovering, pay attention to replenishing water for the lawn in time to avoid a sudden increase in evaporation, which will affect the survival rate of the lawn.

6 Maintenance

Maintenance work should start as early as possible. One to two days after the grass seeds are sown, the lawn needs to be watered every day to keep it moist. If the sunlight is relatively strong, you can water once a day in the morning and afternoon. At the same time, the competitive ability of lawns in the early stages of growth is relatively weak, and weeds need to be pulled out manually in time.

Construction Precautions

① During construction, pay attention to setting up special passages and placing relevant slogans;

② Pay attention to greening the open space to reduce the impact on the surrounding areas. Environmental impact, ensure smooth surrounding drainage system;

③ Pay attention to centralized processing of garbage generated during the lawn construction process, and do not throw it away and bury it;

④ Check the condition of the equipment every day to ensure that the equipment Safety. Pay attention to fire prevention and consider emergency measures in advance.