CN106401082B - A kind of planted roof discharge structure and construction method based on siphonic system - Google Patents

Abstract

A kind of planted roof discharge structure and construction method based on siphonic system; discharge structure includes roofing top plate, waterproof roll, non-woven polyester fabric cloth filter layer, pea gravel concreten protective layer, siphon drainage slot, stores row's protection board, geotextiles, sandstone drainage layer, horizontal bamboo raft, planting soil, vertical circle moso bamboo and plantation layer; waterproof roll is laid on roofing top plate; on waterproof roll surface, siphon drainage slot is provided with multiple tracks, is evenly arranged in non-woven polyester fabric cloth filtering layer surface non-woven polyester fabric cloth filter layer dry-laid；Pea gravel concreten protective layer is cast in non-woven polyester fabric cloth filtering layer surface, and along siphon drainage slot to two sides slope；It stores row's protection board and is close to the laying of pea gravel concreten protective layer, the layering of sandstone drainage layer is laid on storage row's protection plate surface；Horizontal bamboo raft is laid in sandstone drainage layer surface；Planting soil layering is laid on horizontal bamboo raft surface.The active draining of the present invention keeps roofing water level to be in reduced levels, and drainage effect is good, the service life is long.

Description

A kind of planted roof discharge structure and construction method based on siphonic system

Technical field

The invention belongs to planted roof drainage construction fields, and in particular to a kind of planted roof draining based on siphonic system Structure and construction method are particularly suitable for large-scale square greening planted roof.

Background technique

With the fast development of urban construction, urban ground space growing tension, demand of the people to plantation soil also day Benefit highlights, and monomer area 1~100,000 ㎡ underground engineering top plate square greening is more and more common.Planted roof is to build Object top planes are built to rely on, waterproof, greenery patches, heat-insulated triplicity is needed to form a rounded system together, it is desirable that full On the basis of foot is non-leakage, also to guarantee that plant has good growing environment.But it is at present for various reasons, existing both at home and abroad to build The planted roof made also produce such as waterproof material decompose, aging cause roof leakage water, waterproof layer occur layering, rise drum and The buildings such as channeling water denounce, to cause deck service life short, plant growth is bad, can not meet actual needs.When How the present takes effective working measure to guarantee that planted roof smoothly drains, and then guarantees the quality of planted roof and use the longevity Life, has become the project that engineers and technicians constantly inquire into research.

The patent application document of CN201210298735.8 discloses a kind of planted roof waterproof construction method, planted roof Mainly using green plants as covering, it is aided with planting soil, aquifer, root resistance layer, draining room and waterproof layer etc..The program solves The waterproof problem of planted roof, but root-resistant puncturing layer only is served as by waterproof roll, the effect is unsatisfactory, it is easy to quilt Root system of plant is worn out, to destroy the waterproof construction of roofing.

The patent of CN201310154779.8 discloses a kind of planted roof discharge structure, including roof construction layer, plantation Soil layer, discharge outlet, roof drain, drainpipe and the borehole wall surround.The discharge structure can not only reduce the quantity of rain water on roof bucket, Reduce the risk of project cost and roof leakage.But the draining of the structure gradient is relied solely on, it be easy to cause the structure sheaf gradient inadequate Rainwater accumulation, cannot effectively drain so as to cause roofing, destroy roofing overall structure.

The patent of CN201420609725.6 discloses a kind of planted roof, including the roofing knot being sequentially distributed from bottom to top Structure layer, cement mortar screeding layer, insulating layer, loose type antiseepage layer of sand, root-resistant puncturing waterproof layer, drainage blanket, filter layer, planting soil Layer and vegetable layer integrate waterproof, greening, heat-insulated.But the technique, which relies solely on drain bar, to be drained, by geotechnique Cloth is filtered, therefore be easy to cause planting soil that seepage flow occurs, to block drain bar, eventually leading to roofing can not effectively be drained Effect.

Summary of the invention

The technical problem to be solved by the present invention is to provide for the above problem existing for existing planted roof water discharge technology A kind of planted roof discharge structure and construction method based on siphonic system, active draining keep roofing water level to be in lower water It is flat, the construction quality of planted roof is effectively ensured, drainage effect is good, the service life is long, economic benefit is big.

Used technical solution is the present invention to solve above-mentioned technical problem:

A kind of planted roof discharge structure based on siphonic system, including roofing top plate, modified pitch SBS waterproof roll, Non-woven polyester fabric cloth filter layer, siphon drainage slot, stores row protection board, geotextiles, sandstone drainage at pea gravel concreten protective layer Layer, horizontal bamboo raft, planting soil, vertical circle moso bamboo and plantation layer, modified pitch SBS waterproof roll are laid on table on roofing top plate Face, on modified pitch SBS waterproof roll surface, (non-woven polyester fabric cloth filter layer is laid with non-woven polyester fabric cloth filter layer dry-laid Uniformly and without hole), siphon drainage slot is provided with multiple tracks, is evenly arranged in non-woven polyester fabric cloth filtering layer surface, and siphon Rhone connect to form complete siphon drainge system with the siphon drainage device outside planted roof；Pea gravel concreten protective layer pours It builds and filters layer surface in non-woven polyester fabric cloth, and put to two sides 0.5%~1% slope (microlith coagulation along siphon drainage slot Sloping layer is arranged in protective soil layer piecemeal)；Storage row's protection board that upper and lower surface completely glues geotextiles simultaneously is close to pea gravel concreten protection Layer surface is laid with and (guarantees to store the gradient that row's protection board also has 0.5%~1%), and the layering of sandstone drainage layer is laid on storage row's protection Plate surface；Horizontal bamboo raft is laid in sandstone drainage layer surface；Planting soil layering is laid on horizontal bamboo raft surface, the every spacing of planting soil 2~3m is inserted perpendicularly into a vertical circle moso bamboo；Plantation layer is planted in planting soil surface.

According to the above scheme, the modified pitch SBS waterproof roll is arranged two layers, wherein first layer modified pitch SBS waterproof Coiled material is one of 3mm thickness SBS modified bituminous polyester fiber waterproof sheet material, and second layer modified pitch SBS waterproof roll is one of 4mm The thick anti-root water-proof coiled material of SBS modified pitch；With layer coiled material long side lap width be 45~55mm, short side lap width be 90~ 110mm, the long side seam of upper layer and lower layer coiled material are staggered 1/3~1/2 breadth, and short side seam is staggered 450~550mm.

According to the above scheme, along non-woven polyester fabric cloth filtering layer surface at interval of 8~10m bullet, one of line of ink marker, along inking Line direction builds brick slot, and siphon drainage slot is fixed in brick slot.

According to the above scheme, the non-woven polyester fabric cloth filtering layer surface is laid with two-way concrete slab mesh sheet, and arranges along siphon Sink puts 0.5%~1% slope to two sides, and pea gravel concreten protective layer is cast on reinforced mesh, pea gravel concreten protective layer Thick 100mm strength grade C20, while dividing joint, 20~25mm of slit width, seam is arranged by < 4m in length and breadth in pea gravel concreten protective layer Middle reinforcing bar disconnects, and stays 30~35mm to stitch with wall, stitches interior filled high polymer sealing compound.

According to the above scheme, round moso bamboo of the horizontal bamboo raft by diameter in 4-5cm is tightly in juxtaposition, and then uses iron Silk binds round moso bamboo.

According to the above scheme, every layer of laying depth of the planting soil is 20~30cm.

According to the above scheme, 3~5cm of the vertical round moso bamboo diameter, length are identical as the depth of planting soil.

The present invention also provides a kind of construction methods of above-mentioned planted roof discharge structure based on siphonic system, including such as Lower step:

1. being laid with two layers of modified pitch SBS waterproof roll on roofing top plate: being reached to planted roof concrete roof intensity To design strength, two layers of modified pitch SBS waterproof roll is successively laid in planted roof cover top surface；

2. being laid with non-woven polyester fabric cloth filter layer: in modified pitch SBS waterproof roll surface one layer of nonwoven polyester of dry-laid Fiber cloth filter layer (filter layer as modified pitch SBS waterproof roll), it is ensured that non-woven polyester fabric cloth filter layer is laid with equal It is even and without hole；

3. arranging siphon drainage slot: first along non-woven polyester fabric cloth filtering layer surface at interval of 8~10m bullet together ink Line builds brick slot along line of ink marker direction, then siphon drainage slot is fixed in brick slot, and by siphon drainage slot and plants The outer siphon drainage device of roofing links together, and forms complete siphon drainge system；

4. pouring pea gravel concreten protective layer: it is laid with two-way concrete slab mesh sheet in non-woven polyester fabric cloth filtering layer surface, and The slope that 0.5%~1% is put to two sides along siphon drainage slot, then pours pea gravel concreten protective layer, while by microlith coagulation Dividing joint is arranged by < 4m in length and breadth in protective soil layer, 20~25mm of slit width, and reinforcing bar disconnects in seam, stays 30~35mm to stitch with wall, in seam Equal filled high polymer sealing compound；

5. being laid with sandstone drainage layer: row's protection board upper and lower surface completely viscous geotextiles simultaneously will be first stored, it then will full clay work Storage row's protection board of cloth is laid on pea gravel concreten protective layer, guarantees that storing row's protection board is close to pea gravel concreten protective layer table Face is laid with, it is ensured that stores the gradient that row's protection board also has 0.5%~1%；And then row's protection board skin lamination laying sandstone is being stored Drainage layer；

6. being laid with horizontal bamboo raft: the round moso bamboo by diameter in 4-5cm is tightly in juxtaposition, then will be round with iron wire At bamboo raft, the lap of splice between round moso bamboo is 1~1.2m for moso bamboo binding, and then the round moso bamboo bamboo raft after binding tiles In sandstone drainage layer surface, horizontal bamboo raft is formed；

7. being laid with planting soil: and then planting soil is laid in horizontal bamboo raft skin lamination, every layer of laying depth be 20~ 30cm, and manually treaded in every layer of process of deployment；Meanwhile every 2~3m of spacing be inserted perpendicularly into planting soil a diameter 3~ 5cm vertically justifies moso bamboo, and vertical circle moso bamboo length is identical as the depth of planting soil；

8. plantation greening: carrying out piecemeal planting technique on planting soil surface, ultimately form roof planting layer.

Compared with prior art, the beneficial effects of the present invention are:

1) it looks for slope to drain with common planted roof surface building and planted roof surface is laid with drain bar or draining is more Pipe seepage flow draining in hole is compared, and using the planted roof water discharge method based on siphonic system, has broken traditional rain water collecting system It can only look for slope is self-draining to denounce by structure, thus be transformed to present active draining from previous passive draining； It can not only cross and completely collect surface water, water leaking-in, make full use of precious the Nature resource, while being able to maintain roofing water level In reduced levels, the gas permeability and water penetration of soil are kept, guarantees the normal growth of root system of plant；

2) roofing top plate, waterproof roll and pea gravel concreten protective layer piecemeal local finding slope are utilized, not only makes to arrange in this way Water effect is more preferable, and waterproof roll can be avoided completely to be punctured by kind of a plant；

3) it is laid with horizontal bamboo raft together using in planting soil layer, 2~3m of spacing is inserted perpendicularly into 3~5cm of diameter circle hair Bamboo not only increases the drainage effect of planting soil, decreases the differential settlement of planting soil, and play resistance to plantation layer and wear The effect of thorn, while moso bamboo is renewable resource, and cheap, to realize environmental protection, energy conservation and reduce construction cost Purpose；

4) water of roofing top plate can be made using storage row's protection board of double-sided self-adhesive geotextiles and cooperation sandstone drainage layer Fully effective filtering, so that planting soil layer be avoided the phenomenon that seeping blocking drain bar under soil occur；

5) use the planted roof construction technology, can not only be effectively ensured the construction quality of planted roof, and the service life it is long, Social and economic effects are huge.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of planted roof discharge structure of the present invention；

Fig. 2 is the arragement construction schematic diagram of siphon drainage slot of the present invention；

In figure, 1- roofing top plate, 2- modified pitch SBS waterproof roll, 3- non-woven polyester fabric cloth filter layer, 4- microlith is mixed Solidifying protective soil layer, 5- brick slot, 6- siphon drainage slot, 7- store row's protection board, 8- geotextiles, 9- sandstone drainage layer, the horizontal bamboo of 10- Row, 11- planting soil, 12- vertically justify moso bamboo, and 13- kind plants layer.

Specific embodiment

Technical solution of the present invention is described in detail with example with reference to the accompanying drawing.

Shown in referring to Fig.1, the planted roof discharge structure described in the embodiment of the present invention based on siphonic system, including roofing Top plate 1, modified pitch SBS waterproof roll 2, non-woven polyester fabric cloth filter layer 3, pea gravel concreten protective layer 4, siphon drainage Slot 6 stores row's protection board 7, geotextiles 8, sandstone drainage layer 9, horizontal bamboo raft 10, planting soil 11, vertical circle moso bamboo 12 and plantation layer 13, modified pitch SBS waterproof roll 2 is laid on 1 upper surface of roofing top plate, and 3 dry-laid of non-woven polyester fabric cloth filter layer is in modification 2 surface of pitch SBS waterproof roll (non-woven polyester fabric cloth filter layer 3 is laid with uniformly and without hole), siphon drainage slot 6 is provided with Multiple tracks is evenly arranged in 3 surface of non-woven polyester fabric cloth filter layer, and the siphon drainage outside siphon drainage slot 6 and planted roof Device connects to form complete siphon drainge system；Pea gravel concreten protective layer 4 is cast in 3 table of non-woven polyester fabric cloth filter layer Face, and put to two sides along siphon drainage slot 6 0.5%~1% slope；The storage that upper and lower surface completely glues geotextiles 8 simultaneously arranges protection Plate 7 is close to 4 surface of pea gravel concreten protective layer and is laid with and (guarantees to store the gradient that row's protection board 7 also has 0.5%~1%), sandstone filter The layering of water layer 9 is laid on storage row 7 surface of protection board；Horizontal bamboo raft 10 is laid in 9 surface of sandstone drainage layer；11 place Min layers of planting soil It is located at horizontal 10 surface of bamboo raft, the every 2~3m of spacing of planting soil 11 is inserted perpendicularly into a vertical circle moso bamboo 12；Plantation layer 13 is planted in 11 surface of planting soil.

The present invention is based on the construction methods of the planted roof discharge structure of siphonic system, include the following steps:

1. being laid with two layers of modified pitch SBS waterproof roll 2 on roofing top plate: to 1 concrete strength of planted roof top plate Reach design strength, is successively laid with two layers of modified pitch SBS waterproof roll 2 in 1 upper surface of planted roof top plate, wherein first layer Modified pitch SBS waterproof roll 2 is one of 3mm thickness SBS modified bituminous polyester fiber waterproof sheet material, and second layer modified pitch SBS is anti- Water coiled material 2 is one of anti-root water-proof coiled material of 4mm thickness SBS modified pitch；It is 50mm, short side overlap joint with layer coiled material long side lap width Width is 100mm, and the long side seam of upper layer and lower layer coiled material is staggered 1/3~1/2 breadth, and short side seam is staggered 500mm.

2. being laid with non-woven polyester fabric cloth filter layer 3: poly- in modified pitch SBS waterproof roll 2 surface dry-laid, one layer of nonwoven Ester fiber cloth filter layer 3 (filter layer as modified pitch SBS waterproof roll 2), since non-woven polyester fabric cloth filter layer 3 has There is the lower-layer modified pitch SBS waterproof roll 2 of filtering to permeate up and increase pea gravel concreten protective layer 4 and modified pitch SBS The effect of 2 frictional force of waterproof roll, therefore to ensure that non-woven polyester fabric cloth filter layer 3 is laid with uniformly and without hole；

3. arranging siphon drainage slot 6: arranging one of siphon at interval of 8~10m on 3 surface of non-woven polyester fabric cloth filter layer Rhone 6, as shown in Fig. 2, when construction, first along 3 surface of non-woven polyester fabric cloth filter layer at interval of 8~10m bullet together ink Line builds brick slot 5 along line of ink marker direction, then pacifies siphon drainage slot 6 according to the height of siphon drainage slot 6, width equidimension Dress is fixed in brick slot 5, and siphon drainage slot 6 and siphon drainage device outside planted roof are linked together, and is formed complete Siphon drainge system.Just the rainwater in planted roof soil is drained into outside planted roof by siphon drainge system in this way and is set The rain water collecting system set, when fine day needs to pour roofing vegetation, can by the rainwater in rain water collecting system into Row recycles, to achieve the purpose that rainwater recycles；It will be also transformed to simultaneously from previous passive draining present Active draining, to be truly realized functional in organized water drainage；

4. pouring pea gravel concreten protective layer 4: being laid with two-way 4@'s 170 of Φ on 3 surface of non-woven polyester fabric cloth filter layer Reinforced mesh, and 0.5%~1% slope is put to two sides along siphon drainage slot 6, then pour 100mm thickness C20 pea gravel concreten Protective layer 4, while dividing joint is arranged by < 4m in length and breadth in pea gravel concreten protective layer 4, slit width 20mm, reinforcing bar disconnects in seam, with Wall stays 30mm to stitch, and stitches interior filled high polymer sealing compound；

5. being laid with sandstone drainage layer 9: before being laid with sandstone drainage layer 9, first storing row's 7 upper and lower surface of protection board simultaneously completely Storage row's protection board 7 of completely viscous geotextiles 8 is then laid on 4 surface of pea gravel concreten protective layer by viscous geotextiles 8, pays attention to guarantee It stores row's protection board 7 and is close to the laying of 4 surface of pea gravel concreten protective layer, so that it is guaranteed that storing row's protection board 7 also has 0.5%~1% The gradient；And then, row's 7 skin lamination of protection board laying sandstone drainage layer 9 is being stored, and is noticing that sandstone is light in process of deployment , sandstone is avoided to puncture geotextiles 8, to destroy storage row's protection board 7；

6. being laid with horizontal bamboo raft 10: the round moso bamboo by diameter in 4-5cm is tightly in juxtaposition one by one, then uses It is 1m that round moso bamboo is bound the lap of splice at bamboo raft, between round moso bamboo is single by iron wire, then by the round hair after binding Bamboo bamboo raft is laid in 9 surface of sandstone drainage layer, forms horizontal bamboo raft 10；

7. being laid with planting soil 11: being and then laid with planting soil 11 in horizontal 10 skin lamination of bamboo raft, every layer of laying depth is 20~30cm, and manually to be treaded in every layer of process of deployment；Meanwhile every 2~3m of spacing is inserted perpendicularly into one in planting soil 11 3~5cm of root diameter vertically justifies moso bamboo 12, and vertical circle 12 length of moso bamboo is the depth of planting soil 11；

8. plantation greening: carrying out piecemeal planting technique on 11 surface of planting soil, ultimately form roof planting layer 13.

It should be understood that for those of ordinary skills, it can be modified or changed according to the above description, And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.

Claims (7)

1. a kind of planted roof discharge structure based on siphonic system, which is characterized in that including roofing top plate, modified pitch SBS Waterproof roll, non-woven polyester fabric cloth filter layer, pea gravel concreten protective layer, siphon drainage slot, store row protection board, geotextiles, Sandstone drainage layer, horizontal bamboo raft, planting soil, vertical circle moso bamboo and plantation layer, modified pitch SBS waterproof roll are laid on roofing top Plate upper surface, on modified pitch SBS waterproof roll surface, siphon drainage slot is provided with more non-woven polyester fabric cloth filter layer dry-laid Road is evenly arranged in non-woven polyester fabric cloth filtering layer surface, and the siphon drainage device outside siphon drainage slot and planted roof Connection forms complete siphon drainge system；Pea gravel concreten protective layer is cast in non-woven polyester fabric cloth filtering layer surface, and 0.5%~1% slope is put to two sides along siphon drainage slot；Storage row's protection board that upper and lower surface completely glues geotextiles simultaneously is close to thin Stone concrete protective layer is laid with, and the layering of sandstone drainage layer is laid on storage row's protection plate surface；Horizontal bamboo raft is laid in sandstone Drainage layer surface；Planting soil layering is laid on horizontal bamboo raft surface, and the every 2 ~ 3m of spacing of planting soil is inserted perpendicularly into a vertical circle hair Bamboo；Plantation layer is planted in planting soil surface；The modified pitch SBS waterproof roll is arranged two layers, wherein first layer modified pitch SBS waterproof roll is one of 3mm thickness SBS modified bituminous polyester fiber waterproof sheet material, and second layer modified pitch SBS waterproof roll is one The anti-root water-proof coiled material of road 4mm thickness SBS modified pitch；It is 45 ~ 55mm with layer coiled material long side lap width, short side lap width is 90 ~ 110mm, the long side seam of upper layer and lower layer coiled material are staggered 1/3~1/2 breadth, and short side seam is staggered 450 ~ 550mm.

2. the planted roof discharge structure according to claim 1 based on siphonic system, which is characterized in that poly- along nonwoven Ester fiber cloth filters layer surface at interval of 8 ~ 10m bullet, one of line of ink marker, builds brick slot along line of ink marker direction, the installation of siphon drainage slot is solid It is scheduled in brick slot.

3. the planted roof discharge structure according to claim 1 based on siphonic system, which is characterized in that the nonwoven is poly- Ester fiber cloth filters layer surface and is laid with two-way concrete slab mesh sheet, and 0.5%~1% slope is put to two sides along siphon drainage slot, carefully Stone concrete protective layer is cast on reinforced mesh, and pea gravel concreten protects thickness 100mm strength grade C20, while microlith is mixed Dividing joint is arranged by < 4m in length and breadth in solidifying protective soil layer, 20 ~ 25mm of slit width, and reinforcing bar disconnects in seam, stays 30 ~ 35mm to stitch with wall, in seam Equal filled high polymer sealing compound.

4. the planted roof discharge structure according to claim 1 based on siphonic system, which is characterized in that the horizontal bamboo It arranges the round moso bamboo by diameter in 4-5cm to be tightly in juxtaposition, is then bound round moso bamboo with iron wire.

5. the planted roof discharge structure according to claim 1 based on siphonic system, which is characterized in that the planting soil Every layer of laying depth is 20 ~ 30cm.

6. the planted roof discharge structure according to claim 1 based on siphonic system, which is characterized in that the vertical circle Moso bamboo 3 ~ 5cm of diameter, length are identical as the depth of planting soil.

7. a kind of construction party of the planted roof discharge structures based on siphonic system described in any item according to claim 1 ~ 6 Method, which comprises the steps of:

1. being laid with two layers of modified pitch SBS waterproof roll on roofing top plate: reaching to planted roof concrete roof intensity and set Intensity is counted, is successively laid with two layers of modified pitch SBS waterproof roll in planted roof cover top surface；

2. being laid with non-woven polyester fabric cloth filter layer: in modified pitch SBS waterproof roll surface one layer of non-woven polyester fabric of dry-laid Cloth filter layer, it is ensured that non-woven polyester fabric cloth filter layer is laid with uniformly and without hole；

3. arranging siphon drainage slot: first along non-woven polyester fabric cloth filtering layer surface at interval of 8 ~ 10m bullet, one of line of ink marker, along Line of ink marker direction builds brick slot, and then siphon drainage slot is fixed in brick slot, and will be outside siphon drainage slot and planted roof Siphon drainage device links together, and forms complete siphon drainge system；

4. pouring pea gravel concreten protective layer: in non-woven polyester fabric cloth filtering layer surface laying two-way concrete slab mesh sheet, and along Siphon drainage slot puts 0.5%~1% slope to two sides, then pours pea gravel concreten protective layer, while pea gravel concreten being protected Dividing joint is arranged by < 4m in length and breadth in sheath, 20 ~ 25mm of slit width, and reinforcing bar disconnects in seam, stays 30 ~ 35mm to stitch with wall, fills in seam Polymeric seal cream；

5. being laid with sandstone drainage layer: row's protection board upper and lower surface completely viscous geotextiles simultaneously will be first stored, then by completely viscous geotextiles It stores row's protection board and is laid on pea gravel concreten protective layer, guarantee that storing row's protection board is close to pea gravel concreten protective layer paving If, it is ensured that store the gradient that row's protection board also has 0.5%~1%；And then row's protection board skin lamination laying sandstone drainage is being stored Layer；

6. being laid with horizontal bamboo raft: the round moso bamboo by diameter in 4-5cm is tightly in juxtaposition, then with iron wire by round moso bamboo Bamboo raft is bound into, the lap of splice between round moso bamboo is 1 ~ 1.2m, and the round moso bamboo bamboo raft after binding is then laid in sand Stone drainage layer surface, forms horizontal bamboo raft；

7. being laid with planting soil: it and then is laid with planting soil in horizontal bamboo raft skin lamination, every layer of laying depth is 20 ~ 30cm, and It is manually treaded in every layer of process of deployment；Meanwhile every 2 ~ 3m of spacing is inserted perpendicularly into a 3 ~ 5cm of diameter in planting soil and vertically justifies hair Bamboo, vertical circle moso bamboo length are identical as the depth of planting soil；

8. plantation greening: carrying out piecemeal planting technique on planting soil surface, ultimately form roof planting layer.