CN108914744B - Football field construction process - Google Patents
Football field construction process Download PDFInfo
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- CN108914744B CN108914744B CN201710203040.XA CN201710203040A CN108914744B CN 108914744 B CN108914744 B CN 108914744B CN 201710203040 A CN201710203040 A CN 201710203040A CN 108914744 B CN108914744 B CN 108914744B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/02—Foundations, e.g. with drainage or heating arrangements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/08—Surfaces simulating grass ; Grass-grown sports grounds
- E01C13/083—Construction of grass-grown sports grounds; Drainage, irrigation or heating arrangements therefor
Abstract
The invention discloses a construction process of a football field, which is characterized by comprising the following steps: s1, excavating earthwork and tamping original soil; s2, establishing a square grid; s3, slope adjustment; s4, paving a sodium bentonite waterproof blanket; s5, tamping the backfill soil; s6, excavating a blind ditch and installing a spraying water collecting system; s7, paving a grading crushed stone layer; s8, paving a loess coarse sand layer; s9, paving a planting soil coarse sand layer; and S10, planting a natural grass layer. If the rain is too big, the bidirectional water pump is started, rainwater in the blind ditch and rainwater on the surface of the football field are pumped into the spraying main pipe through the pipe network and the spray head and then discharged into the water storage tank, so that the drainage speed of the football field is accelerated, and water accumulation in the football field is prevented. When the weather is dry, the water in the water storage tank can be directly conveyed into the pipe network and sprayed on the lawn through the spray head, so that the water is recycled, and the water resource is saved. Due to the action of the one-way membrane, rainwater can be pumped into the pipe network but cannot flow out of the pipe network, and the water and soil loss of the second base layer is reduced.
Description
Technical Field
The invention relates to the field of building construction, in particular to a construction process of a football field.
Background
At present, the traditional football court adopted in China is basically easy to cause water storage or large-area water storage in the weather and rainfall, if football players train or compete at the moment, the training or competition difficulty can be caused by accumulated water, so that the technical level of the football players is influenced, and the damage degree of the football court can be increased.
The prior patent with the publication date of 2015, 9, 16 and the publication number of CN204644828U discloses a water-free football field, which comprises a traditional football field, wherein a piece-shaped textile inlaid with artificial grass is paved and adhered on a hardened ground or foundation which is formed by binding and rolling river pebbles into a whole and is provided with a plurality of water seepage gaps or gaps.
The technical scheme has the following disadvantages: although the problem that water is easy to store or is stored in a large area basically in the traditional football field in the rainy days can be effectively solved, when the water storage capacity of the irregular water seepage gaps or gaps is saturated, the accumulated water still influences the technical level of football players; and because the water seepage gap or clearance is formed by the cobbles through bonding and rolling into a whole, the water seepage speed of the water seepage gap or clearance is slow, and the condition of water accumulation can still be caused when the weather with larger precipitation is met.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a football field construction process, and the football field manufactured by the construction process has better drainage and reduces the surface water accumulation of the football field.
In order to achieve the purpose, the invention provides the following technical scheme:
a construction process of a football field comprises the following steps,
s1, tamping the excavated earthwork original soil: excavating earthwork by using an excavator, carrying out layered rolling by using a rolling machine after the earthwork is transported out, and rolling while wetting to achieve the compactness of more than 90%;
s2, establishing a square grid: in the football court area, a rectangular square grid is established by taking the distance between high lines in an elevation map as the side length, a radial square grid is arranged at intervals of 15 degrees, small wooden piles are nailed on each corner, and the elevation of the position where the small wooden pile is located is marked;
s3, slope adjustment: checking and adjusting the gradient of the site according to the stay wires of the square grid, and tamping by using a rolling machine or manpower to achieve the compactness of more than 90 percent to form a first base layer;
s4, paving a sodium bentonite waterproof blanket: laying the sodium bentonite waterproof blanket from top to bottom, fixing the sodium bentonite waterproof blanket by using a steel nail and a gasket, and sealing the lap joint part and the nail hole by using sealing paste to form a waterproof layer;
s5, tamping backfill soil: backfilling the excavated soil to form a second base layer, wherein the compactness of the second base layer is greater than 90%;
s6, excavating blind ditches and installing a spraying water collecting system: excavating a blind ditch on the second base layer, installing a pipe network with a spray head in the blind ditch, communicating the pipe network with a main spray pipe, arranging a water inlet on the pipe network, arranging a one-way membrane for one-way water flow on the water inlet, enabling water to enter the pipe network through the water inlet, installing a two-way water pump at one end of the main spray pipe, communicating the main spray pipe with a water storage tank through the two-way water pump, and installing a fertilizer applicator, a pressure release valve and a pressure gauge on the main spray pipe;
s7, paving a gravel layer: the diameter of the broken stone particles of the broken stone layer is 30-50 mm;
s8, paving a loess coarse sand layer: adding 30-40% of medium sand and 5% of peat soil into loess;
s9, paving a planting soil coarse sand layer: after paving, rolling by using a road roller for 2-3 times of transverse rolling and 2 times of longitudinal rolling, wherein the rolling must be regularly performed from one side to the other side, and the next rolling must be overlapped with the previous rolling by 1/3 until the compactness is 70% -80%; raking 2cm of the ground surface by using an iron rake with the width of 60cm, the tooth length of 2cm and the space between the teeth of 2cm for sowing;
s10, planting a natural grass layer: the grass seeds are sprayed on the ground surface.
Through adopting above-mentioned technical scheme, after raining, the rainwater has realized the water storage in flowing into the blind ditch through the metalling, has ensured that second basic unit and lawn have certain water storage capacity, has prolonged the interval time that needs water to the lawn, has reduced the possibility of football court surface ponding simultaneously.
If the rain is too big, the bidirectional water pump is started, rainwater in the blind ditch and rainwater on the surface of the football field are pumped into the spraying main pipe through the pipe network and the spray head and then discharged into the water storage tank, so that the drainage speed of the football field is accelerated, and water accumulation in the football field is prevented. When the weather is dry, the water in the water storage tank can be directly conveyed into the pipe network and sprayed on the lawn through the spray head, so that the water is recycled, and the water resource is saved. Due to the action of the one-way membrane, rainwater can be pumped into the pipe network but cannot flow out of the pipe network, and the water and soil loss of the second base layer is reduced.
Because the sodium bentonite waterproof blanket can expand when meeting water, the waterproof layer formed by the sodium bentonite waterproof blanket can automatically heal the defects or damages on the waterproof layer, and the water seepage points can be automatically repaired, thereby achieving perfect waterproof effect. And the plant root system can penetrate through the sodium bentonite waterproof blanket, and the waterproof effect of the sodium bentonite waterproof blanket is not influenced.
The waterproof layer can prevent rainwater from corroding the first base layer, so that the first base layer is kept in a tamping state, collapse of the first base layer due to excessive water content is prevented, the foundation of the football field is firm, and the service life of the football field is prolonged. And the waterproof layer can store water flow in the blind ditch, so that the water flow is fully recycled.
At the initial stage of lawn cultivation, the growth agent can be added into the water in the spray header pipe through the fertilizer applicator to accelerate lawn formation. The growth agents flushed away by rainwater can flow into the water storage tank, and can be sprayed to the lawn to grow in the next watering process, so that the growth agents are fully utilized.
After the planting soil coarse sand layer is tamped, the phenomenon of water and soil loss caused by rain wash can be reduced, and the planting soil coarse sand layer has better fertilizer storage performance.
The invention is further provided with: a polystyrene foam board of 5mm thickness was laid on the first base layer before step S4.
Through adopting above-mentioned technical scheme, only plant root breathes and can produce the heat, and the polystyrene foam board has better heat preservation effect, locks the heat that plant root respiration produced in the football court as far as in the football court territory to improve the regional temperature in football court, accelerate the speed of growing seedlings in football court. Meanwhile, the probability of freeze-death of the lawn in winter can be reduced.
The invention is further provided with: before step S4, a vibration power generation panel is mounted on the polystyrene foam panel, and the vibration power generation panel is connected to the charging terminal of the storage battery.
Through adopting above-mentioned technical scheme, vibrations electricity generation board can be stored with pressing and vibrations conversion that go on the football court to the electric energy to make full use of the energy. The waterproof layer can reduce the time that vibrations power generation board soaks in aquatic, reduces the probability that vibrations power generation board intake damage.
The invention is further provided with: the electric heating plate is installed on the vibration power generation plate and connected with the discharge end of the storage battery, and the football court temperature is controlled to be 10-15 ℃ through the electric heating plate.
Through adopting above-mentioned technical scheme, order about the electroplax that generates heat through the battery power supply to the electroplax that generates heat and generate heat to control the lawn temperature at suitable temperature in cold season, thereby make the lawn keep green. Meanwhile, the lawn has obvious growth advantage in early spring. Meanwhile, the heating electric plate can also prevent the spraying water collecting system from being broken due to over cold in winter, and the maintenance frequency and the maintenance cost of the spraying water collecting system are reduced. The polystyrene foam board can reduce the heat energy damage emitted by the heating electric board, and the heat energy is used for heating the lawn as much as possible, so that the energy is more fully utilized.
The invention is further provided with: after the vibration power generation board is installed on the first base layer, the bearing board is covered on the vibration power generation board, the plant growth inhibitor is stirred into the backfill soil, the backfill soil is backfilled on the bearing board and tamped to form a third base layer, and the waterproof layer is located above the third base layer.
By adopting the technical scheme, when the root of the lawn grows to the third base layer, the lawn is already formed and trimmed, and at the moment, the root of the lawn is contacted with the plant growth inhibitor, so that the growth speed of the lawn can be inhibited, and the interval time of the lawn needing to be trimmed is prolonged. The later maintenance of the lawn is facilitated. And in the initial growth stage of the lawn, the growth promoter applied to the lawn and water irrigated to the lawn are blocked above the waterproof layer, so that the inhibitor is not influenced to be stored in the third base layer, and the effectiveness and the dosage of the plant growth inhibitor are ensured.
The invention is further provided with: the plant growth inhibitor is wrapped by a slow release film, the thickness of the slow release film is 0.002mm or 0.004mm or 0.008mm, and the dose of the plant growth inhibitor in each slow release film is equal.
By adopting the technical scheme, the thickness of the slow release film is different, so that the decomposition time is different, the plant production inhibitor is gradually released after the lawn is cut, the re-growth of the lawn is inhibited, and the interval time required for cutting the lawn is prolonged. The later maintenance of the lawn is facilitated.
The invention is further provided with: in step S9, 6-7 kg of lime powder is mixed into planting soil of every 100 square meters for disinfection, and the mixture is crushed together with medium sand, peat soil and planting soil, sieved to remove small stone sundries and weed roots, sprayed with a certain amount of herbicide and turned over and dried, and the treated planting soil is piled up in stacks of 3m by 3 m.
By adopting the technical scheme, the pH value of the planting soil is adjusted to be alkalescent through the lime powder, so that weeds are reduced, and the healthy growth of the lawn is ensured. Meanwhile, the water absorption of the medium sand and the peat soil can prevent the planting soil from hardening, and a certain air permeability is kept, so that the lawn can not stop growing due to the hardening of the planting soil, the growth life of the lawn is kept, and the lawn can move in a football field as early as possible after rain.
The invention is further provided with: the grass seeds are mixed seeding of the meadow bluegrass and perennial ryegrass, and the weight ratio of the meadow bluegrass to the perennial ryegrass is 7: 3.
By adopting the technical scheme, the grassland annual bluegrass has good wear resistance, can provide proper friction force and has stronger recovery capability and insect resistance. Meanwhile, the lawn grass can generate compact turf to protect the root and neck of the lawn grass from being damaged, and the survival rate is high. The perennial ryegrass has dull root system and high lawn forming speed. The grassland annual bluegrass and perennial ryegrass are sowed in a mixed mode, the perennial ryegrass can enable the lawn to be put into use as early as possible, the grassland annual bluegrass can enable the lawn to continuously grow in the using process, compact turf is generated, and later-stage maintenance of the lawn is facilitated. Meanwhile, the roots of perennial ryegrass have higher compactness to soil, and the roots of the grassland bluegrass can be protected, so that the grassland is not easy to be uncovered by spikes when running in a football field, and the later maintenance is facilitated.
The invention is further provided with: before step S10, i.e. before the grass seeds are sprayed, the grass seeds are immersed into water for one to two days in advance, and 2 to 3 percent of paper pulp and 3 to 5 percent of pigment are added into the water.
By adopting the technical scheme, the pulp can increase the viscosity of the grass seeds, so that the grass seeds are adhered to the ground through the pulp, the possibility that the grass seeds are carried away from a football field by running water and strong wind is reduced, and the rooting rate of the grass seeds is improved. Meanwhile, the pigment can be used for checking the uniformity of grass seed spray seeding, so that the lawn grows more orderly, and the later-stage construction is facilitated.
The invention is further provided with: and (7) after the step S10, completely covering the football field with non-woven fabrics, nailing the football field with bamboo sticks, and fertilizing and insecticide immediately after emergence of seedlings for 7-10 days.
Through adopting above-mentioned technical scheme, the non-woven fabrics can prevent to water or rainy day heavy rain to float away the grass kind on the one hand, and on the other hand the non-woven fabrics still can keep warm to the football court, impels the grass kind to sprout. The fertilizer and insecticide can prevent the young grass moth and disease after emergence of seedlings, and improve the survival rate of the young grass moth and disease.
The invention has the following advantages:
1. the water drainage is good, water accumulation in the football field can be prevented, and the redundant water is recycled and used for next irrigation, so that water resources are fully utilized;
2. the mechanical energy of treading vibration is converted into electric energy, and the electric energy is converted into heat energy to control the temperature of the lawn, so that the distributed application of energy is realized;
3. the composite material has good heat insulation, can control the temperature of the football field to be proper in cold seasons, and reduces the death rate of the lawn and the probability of breakage of the spraying water collecting pipe;
4. can effectively control the growth of plants, inhibit the growth of plants after the lawn is formed and trimmed, and prolong the interval time of trimming the lawn.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
Reference numerals: 1. a first base layer; 2. a second base layer; 3. blind ditches; 4. pipe network; 5. a main spray pipe; 6. a bidirectional water pump; 7. a water storage tank; 8. a crushed stone layer; 9. a loess coarse sand layer; 10. planting a coarse sand layer of soil; 11. planting a natural grass layer; 12. a polystyrene foam board; 13. vibrating the power generation plate; 14. a heat-generating electric plate; 15. a waterproof layer; 16. a third base layer; 17. a bearing plate.
Detailed Description
The invention is further described with reference to the accompanying drawings.
A construction process of a football field comprises the following steps,
s1, tamping the excavated earthwork original soil: excavating earthwork by using an excavator, carrying out layered rolling by using a rolling machine after the earthwork is transported out, and rolling while wetting to achieve the compactness of more than 90%;
s2, establishing a square grid: in the football court area, a rectangular square grid is established by taking the distance between high lines in an elevation map as the side length, a radial square grid is arranged at intervals of 15 degrees, small wooden piles are nailed on each corner, and the elevation of the position where the small wooden pile is located is marked;
s3, slope adjustment: as shown in fig. 1, checking and adjusting the gradient of the site according to the stay wires of the square grid, and tamping by using a rolling machine or manpower to achieve the compactness of more than 90 percent to form a first base layer 1;
s4, laying a polystyrene foam board 12 with the thickness of 5mm on the first base layer 1;
s5, mounting the vibration power generation board 13 on the polystyrene foam board 12, and connecting the vibration power generation board 13 with the charging end of the storage battery;
s6, mounting the heating electric plate 14 on the vibration power generation plate 13, connecting the heating electric plate 14 with the discharge end of the storage battery, and controlling the football field temperature to be 10-15 ℃ through the heating electric plate 14 in cold seasons;
s7, covering the bearing plate 17 on the heating electric plate 14, stirring a plant growth inhibitor in the backfill soil, wrapping the plant growth inhibitor with a slow release film, wherein the thickness of the slow release film is 0.002mm or 0.004mm or 0.008mm, the dosage of the plant growth inhibitor in each slow release film is equal, and backfilling the backfill soil on the bearing plate 17 and tamping to form a third base layer; the slow release film is made of degradable starch material;
s8, paving a sodium bentonite waterproof blanket: the sodium bentonite waterproof blanket is laid from top to bottom and fixed by steel nails and gaskets, and the lap joint part and the nail hole are sealed by sealing paste, so as to form a waterproof layer 15;
s9, tamping backfill soil: backfilling the excavated soil to form a second base layer 2, wherein the compactness of the second base layer 2 is greater than 90%;
s10, excavating blind ditches 3 and installing a spraying water collecting system: the method comprises the following steps of excavating a blind ditch 3 on a second base layer 2, installing a pipe network 4 provided with a spray head in the blind ditch 3, communicating the pipe network 4 with a main spray pipe 5, arranging a water inlet hole on the pipe network 4, arranging a one-way membrane for one-way water flow on the water inlet hole, enabling water to enter the pipe network 4 through the water inlet hole, installing a two-way water pump 6 at one end of the main spray pipe 5, communicating the main spray pipe 5 with a water storage tank 7 through the two-way water pump 6, and installing a fertilizer applicator, a pressure release valve and a pressure gauge on;
s11, paving a gravel layer 8: the diameter of the broken stone particles of the broken stone layer 8 is 30-50 mm;
s12, paving a loess coarse sand layer 9: adding 30-40% of medium sand and 5% of peat soil into loess;
s13, paving a planting soil coarse sand layer 10:
mixing 6-7 kg of lime powder into planting soil per 100 square meters for disinfection, crushing the lime powder, medium sand, peat soil and planting soil together, sieving, removing small stone impurities and weed roots, spraying a certain amount of herbicide, turning over and drying in the sun, and stacking the treated planting soil according to a pile of 3m x 3 m;
laying the loess coarse sand layer after stacking for 4-5 days;
after paving, rolling by using a road roller for 2-3 times of transverse rolling and 2 times of longitudinal rolling, wherein the rolling must be regularly performed from one side to the other side, and the next rolling must be overlapped with the previous rolling by 1/3 until the compactness is 70% -80%;
raking 2cm of the ground surface by using an iron rake with the width of 60cm, the tooth length of 2cm and the space between the teeth of 2cm for sowing;
s14, planting a natural grass layer 11: mixing the grassland annual bluegrass and perennial ryegrass seeds in a weight ratio of 7: 3; before the grass seeds are sprayed, soaking the grass seeds into water for one to two days in advance, and adding 2-3% of paper pulp and 3-5% of pigment into the water; spraying grass seeds on the ground surface; and (3) completely covering the football field with non-woven fabrics, nailing with bamboo sticks, and immediately fertilizing and insecticide after 7-10 days of emergence.
Finally, it should be noted that the unidirectional membrane is a prior art, as disclosed in the patent with the publication number CN102691175A, and no matter how the components of the unidirectional membrane are arranged, the unidirectional membrane can achieve the minimum requirement of unidirectional water flow, so that the specific formula is not disclosed.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (7)
1. A construction process of a football field is characterized in that: comprises the following steps of (a) carrying out,
s1, tamping the excavated earthwork original soil: excavating earthwork by using an excavator, carrying out layered rolling by using a rolling machine after the earthwork is transported out, and rolling while wetting to achieve the compactness of more than 90%;
s2, establishing a square grid: in the football court area, a rectangular square grid is established by taking the distance between high lines in an elevation map as the side length, a radial square grid is arranged at intervals of 15 degrees, small wooden piles are nailed on each corner, and the elevation of the position where the small wooden pile is located is marked;
s3, slope adjustment: checking and adjusting the gradient of the site according to the stay wires of the square grid, and tamping by using a rolling machine or manpower to achieve the compactness of more than 90 percent to form a first base layer (1); laying a polystyrene foam board (12) with the thickness of 5mm on the first base layer (1);
a vibration power generation plate (13) is arranged on the polystyrene foam plate (12), and the vibration power generation plate (13) is connected with a charging end of a storage battery; the heating electric plate (14) is installed on the vibration power generation plate (13), the heating electric plate (14) is connected with the discharge end of the storage battery, and the football field temperature is controlled to be 10-15 ℃ through the heating electric plate (14);
s4, paving a sodium bentonite waterproof blanket: the sodium bentonite waterproof blanket is laid from top to bottom and is fixed by a steel nail and a gasket, and the lap joint part and the nail hole are sealed by sealing paste, so that a waterproof layer (15) is formed;
s5, tamping backfill soil: backfilling the excavated soil to form a second base layer (2), wherein the compactness of the second base layer (2) is more than 90%;
s6, excavating a blind ditch (3) and installing a spraying water collecting system: the method comprises the following steps of excavating a blind ditch (3) on a second base layer (2), installing a pipe network (4) with a spray head in the blind ditch (3), communicating the pipe network (4) with a main spray pipe (5), arranging a water inlet hole on the pipe network (4), arranging a one-way membrane for one-way water flow on the water inlet hole, enabling water to enter the pipe network (4) through the water inlet hole, installing a two-way water pump (6) at one end of the main spray pipe (5), communicating the main spray pipe (5) with a water storage pool (7) through the two-way water pump (6), and installing a fertilizer applicator, a pressure release valve and a pressure gauge on the main spray pipe (5);
s7, paving a gravel layer (8): the diameter of the broken stone particles of the broken stone layer (8) is 30-50 mm;
s8, paving a loess coarse sand layer (9): adding 30-40% of medium sand and 5% of peat soil into loess;
s9, paving a planting soil coarse sand layer (10): after paving, rolling by using a road roller for 2-3 times of transverse rolling and 2 times of longitudinal rolling, wherein the rolling must be regularly performed from one side to the other side, and the next rolling must be overlapped with the previous rolling by 1/3 until the compactness is 70% -80%; raking 2cm of the ground surface by using an iron rake with the width of 60cm, the tooth length of 2cm and the space between the teeth of 2cm for sowing;
s10, planting a natural grass layer (11): the grass seeds are sprayed on the ground surface.
2. The construction process of a soccer field according to claim 1, wherein: after the vibration power generation plate (13) is installed on the first base layer (1), a bearing plate (17) is covered on the vibration power generation plate (13), a plant growth inhibitor is stirred into backfill soil, the backfill soil is backfilled onto the bearing plate (17) and tamped to form a third base layer, and the waterproof layer (15) is located above the third base layer (16).
3. The construction process of a soccer field according to claim 2, wherein: the plant growth inhibitor is wrapped by a slow release film, the thickness of the slow release film is 0.002mm or 0.004mm or 0.008mm, and the dose of the plant growth inhibitor in each slow release film is equal.
4. The construction process of a soccer field according to claim 1, wherein: in step S9, 6-7 kg of lime powder is mixed into planting soil of every 100 square meters for disinfection, and the mixture is crushed together with medium sand, peat soil and planting soil, sieved to remove small stone sundries and weed roots, sprayed with a certain amount of herbicide and turned over and dried, and the treated planting soil is piled up in stacks of 3m by 3 m.
5. The construction process of a soccer field according to claim 1, wherein: the grass seeds are mixed seeding of the meadow bluegrass and perennial ryegrass, and the weight ratio of the meadow bluegrass to the perennial ryegrass is 7: 3.
6. The construction process of a soccer field according to claim 1, wherein: before step S10, i.e. before the grass seeds are sprayed, the grass seeds are immersed into water for one to two days in advance, and 2 to 3 percent of paper pulp and 3 to 5 percent of pigment are added into the water.
7. The construction process of a soccer field according to claim 1, wherein: and (7) after the step S10, completely covering the football field with non-woven fabrics, nailing the football field with bamboo sticks, and fertilizing and insecticide immediately after emergence of seedlings for 7-10 days.
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| CN112942017B (en) * | 2021-03-03 | 2022-05-27 | 浙江省一建建设集团有限公司 | Football field anchoring type mixed lawn and construction method thereof |
| CN113605173B (en) * | 2021-08-09 | 2022-04-15 | 广东亚设体育产业有限公司 | Sponge football field integral solution method |
| CN114145188B (en) * | 2021-11-17 | 2023-10-13 | 广州星卫草业股份有限公司 | Construction method for reforming common green land into natural lawn football field |
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| CN103031795A (en) * | 2011-09-30 | 2013-04-10 | 泛华建设集团有限公司 | Golf course putting green construction method |
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| CN205617192U (en) * | 2016-04-20 | 2016-10-05 | 北京泛华新兴体育产业股份有限公司 | Pipe drainage system is used in football court |
| CN205884241U (en) * | 2016-06-21 | 2017-01-18 | 钟高明 | Artificial grass and natural careless sprinkler irrigation system |
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