Ecological greening landscape heap slope and construction method
Technical field
The present invention relates to a kind of Afforestation Landscape heap slope and construction method, more particularly to a kind of ecological greening landscape heap slope and
Construction method belongs to afforestation field.
Background technology
Landform is the skeleton of landscape construction, and skeleton function, the compartment, control sight, shadow are played in landscape design
It rings travelling route and speed, improve miniclimate and Aesthetic Function.Landform is factor the most basic in landscape design and scape
It sees and is formed as the basic framework of one " scape ", the construction for affecting other factors in landscape is perfect.Design of land is entire scape
An important subsystem in design system is seen, a good landform landscape is the basis for creating harmonious landscape ecological body.
It creates one with ambient enviroment mutually to coordinate, meets the various functions requirement needed for landscape, meet people's psychological needs, meet society
The landscape ecological body of meeting aesthetic requirement is the target of designers.
The common form of construction work of the artificial heap hillside fields shape of shed deckhead makes heap slope limited height at present, is generally not more than 1.5m,
Landscape landform is caused to lack variation, vegetation level difference unobvious, designer is difficult to plan garden landscape landform beautiful and generous.
Existing heap slope frame sky form of construction work cost is relatively high at present simultaneously, and the scope of application has larger limitation.
In consideration of it, cause to improve immature Traditional Landscape heap slope construction technology, limited height, vegetation level unobvious
The problems such as poor visual effect, it would be highly desirable to invent a kind of simple and effective ecological greening landscape heap slope and construction method, improve
The plasticity of landscape landform and the good visual effect of creation.
Invention content
The purpose of the present invention is overcoming deficiency of the prior art, Traditional Landscape heap slope technology can be improved not by providing one kind
Maturation, limited height, vegetation level unobvious lead to the ecological greening landscape heap slope of the technical problems such as poor visual effect
And construction method.
It is a further object to provide a kind of ecological greening landscape heap slopes.The purpose of the present invention is by following
What technical solution was realized:
This ecological greening landscape heap slope, shed deckhead top are equipped with aerial system, and system of making somebody a mere figurehead is box frame hollow body
System or arched frame hollow body system, aerial system top are equipped with the landscape heap slope that backfill piles, landscape heap slope bottom of slope setting flush type
Precast and assembled reinforced concrete ecology ditch.
The box frame hollow body system includes landscape heap slope, backfill, aerial cavity, shed deckhead, slightly expanded concrete, item
Shape pressing waterproof steel plate, expands strip footing, concrete cushion slope surface, horizontal prefabricated board and vertical prefabricated board at peg;The frame
Absolutely empty chamber is made of horizontal prefabricated board and vertical prefabricated board, and the vertical prefabricated board bottom, which is equipped with, expands strip footing, the expansion
Rim of a cup and screw rod through hole are reserved in big strip footing both sides setting, and it is pre-buried using the first top plate with shed deckhead to expand strip footing
Screw rod connects;Vertical prefabricated board unilateral side setting bracket shelves horizontal prefabricated board, if screw pre-buried length is more than bracket thickness at this
It then needs to bend;Vertical prefabricated board connect to form inverted L-shaped post-cast strip with horizontal prefabricated board, and central region setting in inverted L-shaped post-cast strip stops
Water steel plate, entire inverted L-shaped post-cast strip set slightly expanded concrete;Shed deckhead setting concrete cushion slope in the aerial cavity
Face, the bottom of slope of concrete cushion slope surface are equipped with the drainpipe of outsourcing anti-filter geotextiles with holes or gutter access municipal drain
Net.
The reserved rim of a cup bottom is provided with monoblock type bar shaped pressing waterproof steel plate with holes, and bar shaped pressing waterproof steel plate is every
One piece is placed every 4~6 bolts, an entirety is connected in the pre-buried connecting screw of the first top plate, is set on bar shaped pressing waterproof steel plate
Peg reserves setting slightly expanded concrete in rim of a cup.
The arched frame hollow body system includes prefabricated arch bar, prefabricated arch and flush type arch springing, is set at the top of the prefabricated arch bar
It puts screw rod embedded hole and arc band is poured with after, the prefabricated arch is in hollow square, and the setting of Prefabricated arch top of the trellis is with screw rod built-in end, band
The second pre embedded bolt of setting in screw rod built-in end is embedded in the screw rod embedded hole of prefabricated arch bar, the second pre-buried spiral shell with screw rod built-in end
Setting monoblock type arc pressing waterproof steel plate at the top of bar, after pour arc band setting slightly expanded concrete;The prefabricated arch bar bottom
Setting chimeric tooth insertion shed deckhead in arch springing level board bottom is closed with the next slightly expanded concrete that pours of shed deckhead bolt, is buried
Enter formula arch springing side setting guncreting prefabricated board, guncreting prefabricated board is set to shed deckhead or arch springing level board
On;Backfill layering adds TGXG or geotextiles.
The prefabricated arch bottom setting expands bottom plate, expands bottom plate setting pre embedded bolt hole, and bottom plate setting in garage is reserved
Rim of a cup reserves setting third top plate pre embedded bolt in rim of a cup, needs to bend if screw pre-buried length is more than shed deckhead thickness, the
Three top plate pre embedded bolts pass through the pre embedded bolt hole for expanding bottom plate, and set slightly expanded concrete in reserved rim of a cup.
Splicing between the prefabricated arch bar reserves arch bar post-cast strip using tongue and groove, and prefabricated arch bar both ends setting monoblock type is pre-buried
Horizontal U-shaped muscle lap welding, arch bar post-cast strip setting slightly expanded concrete.
The flush type precast and assembled reinforced concrete ecology ditch includes ecological ditch, wing plate, band capping pvc pipe, greening grass
Skin and openable cover having holes, ecological ditch both sides set wing plate, and the wing plate equipped with wing plate preformed hole is fixed on backfill by soil nailing
In soil, ecological ditch inner wall sets cover board laying end;Openable cover having holes, openable cover having holes are set on cover board laying end
Top setting greening turf, the setting of openable cover having holes sunk type, openable cover having holes are pre- using pervious concrete
System, openable cover having holes setting preformed hole, preformed hole bottom setting leakproof separation net, and pre-buried pvc pipe connector, pvc pipe connect
Head top setting band capping pvc pipe spreading is to backfill surface, with capping pvc pipe top setting leakproof separation net.
The construction method on this ecological greening landscape heap slope, includes the following steps:
Step 1, aerial Cavity structural member make:The suitably aerial cavity format of selection, and make respective members in factory;
Step 2, aerial cavity construction
Step 2.1, the construction of landscape heap slope prefabricated assembling type reinforced concrete box frame hollow body system
Shed deckhead pre embedded bolt:The pre-buried first top plate pre embedded bolt in top when shed deckhead pours, if screw pre-buried is long
Degree, which is more than shed deckhead thickness, then to be needed to bend;
Vertical prefabricated board installation:First top plate pre embedded bolt stretches into the screw rod of the expansion strip footing of vertical prefabricated board bottom
In through hole;Setting monoblock type bar shaped pressing waterproof steel plate with holes in reserved rim of a cup, bar shaped pressing waterproof steel plate is every 4~6
Bolt places one piece, is connected in an entirety with the pre-buried connecting screw of the first top plate, slightly expanded concrete is poured in reserved rim of a cup;
Horizontal prefabricated board installation:In be placed on the bracket of vertical prefabricated board across horizontal prefabricated board one end, the other end, which is placed in, to be put
It puts on platform, the two is connected by the first pre embedded bolt, inverted L shape post-cast strip both sides setting steel plate for sealing water after-pouring microdilatancy coagulation
Soil;
Concrete cushion slope surface is constructed:0.3%-2% concrete cushion slope surfaces are poured in shed deckhead, bottom of slope setting is with holes
The drainpipe of outsourcing anti-filter geotextiles or gutter access municipal drainage pipe network;
Step 2.2, the construction of landscape heap slope prefabricated assembling type reinforced concrete arched frame hollow body system
Shed deckhead is constructed:Rim of a cup is reserved in the position that shed deckhead need to place prefabricated arch, reserves setting third in rim of a cup
Top plate pre embedded bolt needs to bend if screw pre-buried length is more than shed deckhead thickness;Place the position of flush type arch springing level board
Reserved tongue and groove is put, arch springing position is arranged on basement roof beam body position;Guncreting prefabricated board is set, if pressure fills mixed
Solidifying soil prefabricated board makes simultaneously when arch springing is prefabricated not to be needed to then stay to set;
Prefabricated arch installation:Prefabricated arch is lifted by crane, third top plate pre embedded bolt passes through the pre embedded bolt hole for expanding bottom plate to twist
Tightly, it and is set in reserved rim of a cup and pours slightly expanded concrete;
Arch springing level board is installed:In the chimeric tooth insertion shed deckhead of arch springing level board, and shed deckhead bolt is next pours
Slightly expanded concrete is closed, and slightly expanded concrete is poured to guncreting prefabricated board and flushed;
Prefabricated arch bar splices with prefabricated arch:The band screw rod built-in end insertion arch bar screw rod embedded hole on prefabricated arch top,
Then setting monoblock type arc pressing waterproof steel plate, then pours in arc band after and pours slightly expanded concrete;
It is assembled between prefabricated arch bar:Prefabricated arch bar reserves arch bar post-cast strip using tongue and groove, and the monoblock type at prefabricated arch bar both ends is pre-
After burying horizontal U-shaped muscle lap welding, slightly expanded concrete is poured in arch bar post-cast strip;
Step 3, the backfill of landscape heap slope:Backfill using mima type microrelief landscape heap slope absolute altitude accuracy-control system, according to design and
Topographic contour defines boundaries, and sets grid, grid intersection point setting control point, control point position setting mark on the ground
Height control stake, absolute altitude control stake is assembled section by section, starts backfill construction after bracing wire in bellend, bankets to top plasticity and modify
Shi Caiyong accurately controls slopes elevation and linear according to the reinforcing bar of the linear digital control processing of slopes;
Step 4, ecological ditch construction:In the ecological ditch position grooving of setting, it is placed in prefabricated assembled ecological ditch, wing plates on two sides afterwards
It is fixed with soil nailing;It is after band capping pvc pipe is screwed on openable cover having holes top pvc pipe connector top, openable is with holes
Cover board is lifted to cover board laying end, subsequent earthing;
Step 5, later stage ecology ditch Dredging Construction:Openable cover having holes both ends turf is cut open, is stretched after 1 meter of setting
Exhibition formula lifting tool stretches into band capping pvc pipe, then rear extended position lifting tool is connected using steel wire rope, by openable band
Blind patch lifts, and subsequently completes construction.
Setting bracing wire in the bellend on the absolute altitude control stake top in the step 3, bellend are divided into absolute altitude expansion of loosening the soil
End and compacting absolute altitude bellend, and pass through bracing wire control area absolute altitude, height are gradually connect with the placement in layers of mound, in bracing wire successively
It rises, sectional dimension is reduced in absolute altitude control stake section by section, and the absolute altitude control line after control line and compacting that bankets in absolute altitude control stake top uses
Different colours mark;Sectional dimension is reduced in absolute altitude control stake section by section, absolute altitude control stake bottom setting connecting plate, absolute altitude control stake with
Upper feast-brand mark height control stake is connected using steel nail, and absolute altitude controls stake to be connect at the top of aerial system using steel nail;If connecting plate bottom
It is connect with the aerial system of arch, then absolute altitude control stake bottom saw plane camber bottom;Landscape heap slope, which is banketed to top plasticity, repaiies
When whole slopes elevation and linear is accurately controlled using according to the reinforcing bar of the linear digital control processing of slopes.
The beneficial effects of the invention are as follows:
(1) present invention sets top plate pre embedded bolt in shed deckhead, is set on the bar shaped Extended chemotherapy of vertical prefabricated board bottom
It puts reserved rim of a cup and screw rod through hole, bar shaped pressing waterproof steel plate is placed in after the two connection, solve the secured of prefabricated board and bottom plate
Connectivity problem.Steel plate for sealing water is set in horizontal prefabricated board and the inverted L shape post-cast strip of vertical prefabricated board intersection, solves prefabricated board
Connect antiseep problem.The concrete cushion slope surface of shed deckhead setting concrete cushion 0.3%-2%, bottom of slope setting are with holes outer
The drainpipe of packet anti-filter geotextiles or gutter access municipal drainage pipe network, solve the problems, such as the discharge of percolating water.
(2) the prefabricated arch top setting of the present invention is embedded in screw rod built-in end in the screw rod embedded hole of prefabricated arch bar, simultaneously
Setting monoblock type arc pressing waterproof steel plate in screw tip and pour arc band with slightly expanded concrete realizes arch bar and arch
The embedded secured connection of frame.It is set in arch springing level board bottom in chimeric tooth insertion shed deckhead, and shed deckhead bolt is next pours
Slightly expanded concrete closing is built, arch springing side sets guncreting prefabricated board and ensure that the closing connection of arch springing flush type.Prefabricated arch
The pre-buried horizontal U-shaped muscle lap welding of plate both ends setting monoblock type, and slightly expanded concrete is poured in arch bar post-cast strip, it ensure that
Prefabricated arch bar tongue and groove reserves the horizontal U-shaped muscle lap bonding strength in post-cast strip.
(3) present invention covers the structure of planting soil synchronization greening using sunk type cover board top, smooth can be carried out in guarantee draining
In the case of, realize the globality of elements of landscape.Structure set forth in the present invention band grass after the space of both sides in gutter dredging
Skin opens openable cover having holes ditch cleaning, which embodies the characteristic of sustainable development simultaneously.Pass through
The lifting of extended position lifting tool, installation openable cover having holes, can improve construction efficiency after regularization.
(4) absolute altitude described in the invention control stake bottom is fixed with aerial system using steel nail, ensures absolute altitude control stake
Stability.Bellend arrangement bracing wire in absolute altitude control stake controls the absolute altitude that bankets, and bracing wire uses different colours, convenient for constructing
It is differentiated in journey, prevents confusion phenomena.Absolute altitude control stake reduces the size connection section by section, after the completion of absolute altitude control pile driving construction
Dismounting storage is, it can be achieved that repeatedly utilize.
Description of the drawings
Fig. 1 is ecological greening landscape heap slope of the present invention structure diagram;
Fig. 2 is prefabricated assembling type reinforced concrete box frame sky architectural schematic in landscape heap slope of the present invention;
Fig. 3 is that the present invention expands strip footing and shed deckhead connected mode schematic diagram;
Fig. 4 is the inverted L shape late poured band structure detail view of vertical prefabricated board of the invention and horizontal prefabricated board intersection;
Fig. 5 is prefabricated assembling type reinforced concrete arched frame sky architectural schematic in landscape heap slope of the present invention;
Fig. 6 is prefabricated arch structure diagram;
Fig. 7 is prefabricated arch bar and prefabricated arch tie point detail structure figure;
Fig. 8 is prefabricated arch and shed deckhead connecting structure figure;
Fig. 9 is the corner of arch schematic diagram that guncreting prefabricated board is arranged in shed deckhead;
Figure 10 is the corner of arch schematic diagram that guncreting prefabricated board is arranged in arch springing level board;
Figure 11 is prefabricated arch bar connecting node sectional view;
Figure 12 is mima type microrelief landscape heap slope absolute altitude accuracy-control system structure diagram of the present invention;
Figure 13 is absolute altitude control stake connection diagram;
Figure 14 is absolute altitude control stake arc frame hollow body system attachment structure schematic diagram;
Figure 15 is flush type precast and assembled reinforced concrete ecology ditch structure diagram of the present invention;
Figure 16 is extended position lifting tool structure diagram after regularization.
Reference sign:1. 2. backfill 3. of landscape heap slope makes somebody a mere figurehead 4. shed deckhead of cavity, 5. placement table, 6. steel plate for sealing water
7. 10. inverted L shape post-cast strip of slightly expanded concrete 8. first pre embedded bolt, 9. bracket, 11. bar shaped pressing waterproof steel plate 12. first pushes up
13. peg 14. of plate pre embedded bolt reserves rim of a cup 15. and expands 16. concrete cushion slope surface of strip footing, 17. gutter, 18. level
19. drainpipe of prefabricated board, 20. screw rod through hole, 21. vertical 22. TGXG of prefabricated board or 23. screw rod embedded hole 24. of geotextiles
25. arc pressing waterproof steel plate of connecting plate, 26. arch bar post-cast strip, 27. horizontal 28. guncreting prefabricated board 29. of U-shaped muscle is chimeric
30. prefabricated arch bar 31. of tooth is pre-buried with 35. second top plate of arc band is poured after the expansion 33. prefabricated arch 34. of bottom plate of screw rod built-in end 32.
36. 41. grid of arch springing level board 38. second pre embedded bolt, 39. bracing wire, 40. grid intersection point of screw rod, 42. absolute altitude controls 44. frame of stake
Hollow body is that feast-brand mark height control stake 48. is compacted 50. curved bottom 51. of absolute altitude of loosening the soil of absolute altitude 49. and gives birth on 45. bellend, 46. steel nail 47.
52. soil nailing of state ditch, 53. wing plate, 54. wing plate preformed hole 55. with capping pvc pipe 56. afforest 58. leakproof of turf 57.PVC pipe fittings every
On 59. openable cover having holes of off-network, 60. cover board laying end 61. steel plate is stretched after 62. montants 63. of the rod end chain of rings hinged 64.
65. 67. third top plate pre embedded bolt of extended position lifting tool after the lower rod end chain of rings 66..
Specific embodiment
The present invention is described further with reference to embodiment.The explanation of following embodiments is merely used to help understand this
Invention.It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, also
Can to the present invention some improvement and modification can also be carried out, these improvement and modification also fall into the protection domain of the claims in the present invention
It is interior.
As shown in Figure 1, the 4 plate thickness 150mm of shed deckhead, 4 top of shed deckhead is equipped with aerial system 44, makes somebody a mere figurehead system
44 be box frame hollow body system or arched frame hollow body system, and aerial 44 top of system is equipped with the landscape heap slope 1 that backfill 2 piles, landscape
1 high 4m of heap slope, 1 bottom of slope of landscape heap slope setting flush type precast and assembled reinforced concrete ecology ditch.
Landscape heap slope prefabricated assembling type reinforced concrete box frame hollow body system is illustrated in figure 2, box frame hollow body system includes
Landscape heap slope 1, backfill 2, aerial cavity 3, shed deckhead 4, slightly expanded concrete 7, bar shaped pressing waterproof steel plate 11, peg
13rd, expand strip footing 15, concrete cushion slope surface 16, horizontal prefabricated board 18 and vertical prefabricated board 21.The aerial cavity 3 by
Horizontal prefabricated board 18 is formed with vertical prefabricated board 21, and horizontal 18 sectional dimension of prefabricated board is 400mm*400mm, plate thickness 200mm, is erected
It is 400mm*400mm, plate thickness 200mm to 21 sectional dimension of prefabricated board.Shed deckhead 4 sets concrete cushion in aerial cavity 3
Slope surface 16, the gradient of concrete cushion slope surface 16 is 1.0%.Bottom of slope is equipped with the drainpipe of outsourcing anti-filter geotextiles with holes on bed course
19,19 caliber 60mm of drainpipe access municipal drainage pipe network.
As shown in figure 3, the pre-buried first top plate pre embedded bolt 12 in 4 top of shed deckhead, 12 diameter of the first top plate pre embedded bolt
20mm, screw pre-buried length are 200mm, more than 4 thickness of shed deckhead, then need to bend.Vertical 21 bottom of prefabricated board, which is equipped with, to be expanded
Strip footing 15 expands strip footing 15 width 800mm, thickness 300mm, expands the reserved rim of a cup 14 of 15 both sides of strip footing setting
With screw rod through hole 20,14 depth 10mm of rim of a cup is reserved, section is trapezoidal, 20 diameter 22mm of screw rod through hole.Expand bar shaped base
Plinth 15 is connect by the first top plate pre embedded bolt 12 with shed deckhead 4.Reserved 14 bottom of rim of a cup setting monoblock type bar shaped pressure with holes
Gu waterproof steel plate 11, plate thickness 3mm, bar shaped pressing waterproof steel plate 11 places one piece every 5 bolts, with the pre-buried connection of the first top plate
Screw rod 12 is connected in an entirety, and peg 13 is set on bar shaped pressing waterproof steel plate 11, and 13 length of peg is 30mm, is reserved in rim of a cup 14
Slightly expanded concrete 7 is set.
As shown in figure 4, the vertical unilateral setting bracket 9 of prefabricated board 21, bracket section is trapezoidal, the trapezoidal upper bottom in maximum cross-section
400mm high 500mm bottoms 250mm.Vertical 21 top setting placement table 5 of prefabricated board, indent 300mm are horizontal prefabricated for shelving
Plate 21.First pre embedded bolt 8,8 diameter 20mm of pre embedded bolt, for connecting horizontal prefabricated board 18, screw pre-buried are set on bracket 9
Length is 20mm, more than the thickness at this of bracket 9, then needs to bend.After vertical prefabricated board 21 is connect with horizontal prefabricated board 18, formation is fallen
L-shaped post-cast strip 10,10 width 100mm of inverted L-shaped post-cast strip, height 150mm, 10 central region of inverted L-shaped post-cast strip setting water-stopping steel
Plate 6, entire inverted L-shaped post-cast strip 10 set slightly expanded concrete 7.
It is illustrated in figure 5 landscape heap slope prefabricated assembling type reinforced concrete arched frame hollow body system, the arched frame hollow body system
Including prefabricated arch bar 30, prefabricated arch 33 and flush type arch springing, prefabricated 30 plate thickness 200mm of arch bar, prefabricated 33 sectional dimension of arch
400mm*400mm, maximum height 2.5m.Backfill 2 adds TGXG or geotextiles 22 according to design layering.
As shown in fig. 6, prefabricated arch 33 is in hollow square, sectional dimension 400mm*400mm, prefabricated 33 top of arch is set
Band screw rod built-in end 31 is put, with 38 a diameter of 16mm of the second pre embedded bolt in screw rod built-in end 31, band screw rod built-in end 31 is cut
Face is 40mm*40mm.
As shown in fig. 7, prefabricated 30 top setting screw rod embedded hole 23 of arch bar pours arc band 34,23 aperture of screw rod embedded hole with after
22mm, band screw rod built-in end 31 are embedded in screw rod embedded hole 23,38 top setting monoblock type arc pressing waterproof of the second pre embedded bolt
Steel plate 25,25 plate thickness 3mm of arc pressing waterproof steel plate, width are less than 23 size of screw rod embedded hole.The arc length for pouring arc band 34 afterwards is
300mm, after pour arc band 34 set slightly expanded concrete 7.
As shown in figure 8, the setting of prefabricated 33 bottom of arch top expands bottom plate 32, expand 32 cross-sectional width 800mm of bottom plate, plate thickness
100mm.The reserved rim of a cup 14 of the setting of garage bottom plate 4, reserves 14 section 900mm*100mm of rim of a cup, reserves setting third in rim of a cup 14
Top plate pre embedded bolt 67,67 diameter 20mm of third top plate pre embedded bolt are needed if screw pre-buried length is more than 4 thickness of shed deckhead
Bending, third top plate pre embedded bolt 67 passes through the pre embedded bolt hole for expanding bottom plate 32, and slightly expanded concrete is set in rim of a cup
7。
As shown in figure 9, the 36 plate thickness 300mm of arch springing level board of prefabricated 30 bottom of arch bar, the setting of 36 bottom of arch springing level board
Chimeric tooth 29 is embedded in shed deckhead 4, is closed with the next slightly expanded concrete 7 that pours of 4 bolt of shed deckhead, and arch springing side sets pressure and fills mixed
Solidifying soil prefabricated board 28, guncreting prefabricated board 28 plate thickness 200mm, height 400mm, guncreting prefabricated board 28 are set to vehicle
On library top plate 4.Guncreting prefabricated board 28 may also set up on arch springing level board 36, as shown in Figure 10.
As shown in figure 11, prefabricated arch bar 30 reserves arch bar post-cast strip 26 using tongue and groove, and prefabricated 30 both ends of arch bar setting is whole
Pre-buried horizontal 27 lap of the U-shaped muscle welding of formula, extension elongation 200mm, 26 arc length 300mm of arch bar post-cast strip, arch bar post-cast strip 26 is set
Put slightly expanded concrete 7.
As shown in figure 12 for mima type microrelief landscape heap slope absolute altitude accuracy-control system, using theodolite or total powerstation, according to setting
Meter and topographic contour, define boundaries, 1 absolute altitude 4m of landscape heap slope, make somebody a mere figurehead 44 height 2m of system, need to banket maximum height
1.5m.Grid 41,41 length of side 1.5m of grid are set on the ground, and grid intersection point 40 sets control point, and control point position is set
Absolute altitude control stake 42, the high 2.1m of highest pile beacon are put, point three sections often save 70cm, most timber pile bottom 300mm*300mm.Absolute altitude controls stake
Setting bracing wire 39 in the bellend 45 on 42 tops, by 39 control area absolute altitude of bracing wire between absolute altitude control stake 42, bracing wire 39 is applies
Work nylon wire, using different colours control area absolute altitude.
As shown in figure 13, absolute altitude control stake 42 is equipped with bellend 45, and bellend 45 sets the absolute altitude 49 that loosens the soil by design of banketing
Bellend and compacting 48 bellend of absolute altitude.Absolute altitude control stake 42 bottom setting connecting plate 24,24 section 400mm* of connecting plate
400mm is connect with the control stake 47 of upper feast-brand mark height using steel nail 46, and absolute altitude control stake 42 is connect with aerial system using steel nail 46.
Absolute altitude control stake 42 gradually connects height with the placement in layers of mound, and bracing wire 39 successively rises, and section is reduced in absolute altitude control stake 42 section by section
Size.If 24 bottom of connecting plate is connect with the aerial system 44 of arch, 42 bottom of absolute altitude control stake saw plane camber bottom 50,
As shown in figure 14.
It is as shown in figure 15 flush type precast and assembled reinforced concrete ecology ditch, ecological 51 cross section of ditch takes the shape of the letter U or rectangle
It is placed in backfill 2, ecological 51 both sides of ditch set wing plate 53 with holes, 53 plate thickness 100mm of wing plate, the wing plate equipped with wing plate preformed hole 54
53 are fixed on by soil nailing 52 in backfill 2.Ecological 51 inner wall of ditch sets cover board laying end 60,60 sectional dimension of cover board laying end
70mm*100mm sets openable cover having holes 59,59 plate thickness 80mm of openable cover having holes on cover board laying end 60, can
59 top of open-type cover having holes setting greening turf 56.59 sunk type of openable cover having holes is set, and openable is with holes
Cover board 59 is prefabricated using pervious concrete.Openable cover having holes 59 be equipped with preformed hole, aperture 90mm, bottom hole set leakproof every
Off-network 58 and pre- buried strap pvc pipe connector 57, caliber 85mm, 57 top of pvc pipe connector setting band capping pvc pipe 55 to backfill 2
Surface, 55 caliber 80mm of band capping pvc pipe.Facilitate the installation and unlatching of ecological ditch 51 by rear extended position lifting tool 66, connect
Gutter 17 introduces city planting ductwork drainage system, while can also be used as water storage ditch.
As shown in figure 16, after regularization extended position lifting tool 66 by montant 62, hinged 63, rear stretching, extension steel plate 64, lower beam
62 length 600mm of the composition such as the end chain of rings 65, upper rod end chain of rings 61 montants, using band steel piece, thickness 10mm.Steel plate 64 is stretched afterwards
Section 20mm*150mm, thickness 3mm, the lower rod end chain of rings 65 are 100mm with a chain of 61 diameters of upper rod end, are made of reinforcing bar.
When 59 later stage of openable cover having holes opens, 59 both ends turf of openable cover having holes is cut open, is set every 1 meter
Extended position lifting tool 66 stretches into band capping pvc pipe 55 after putting regularization, then uses steel wire rope by rear extended position lifting tool
66 series connection, openable cover having holes 59 are lifted.It is plumbness before stretching, extension steel plate 64 stretches into band capping pvc pipe 55 afterwards, stretches
After entering band capping pvc pipe 55, rear stretching, extension steel plate 64 is parallel with openable cover having holes 59 and position is fixed, and past will not have a down dip
Tiltedly.
The construction method on the ecological greening landscape heap slope, includes the following steps:
Step 1, aerial Cavity structural member make:According to the suitably aerial cavity format of design requirement selection, and in factory's system
Make respective members;
Step 2, aerial cavity construction
Step 2.1, the construction of landscape heap slope prefabricated assembling type reinforced concrete box frame hollow body system
Shed deckhead pre embedded bolt:The pre-buried first top plate pre embedded bolt 12 in top when shed deckhead 4 pours, if screw pre-buried
Length, which is more than 4 thickness of shed deckhead, then to be needed to bend;
Vertical prefabricated board installation:First top plate pre embedded bolt 12 stretches into the expansion strip footing 15 of vertical 21 bottom of prefabricated board
Screw rod through hole 20 in;Setting monoblock type bar shaped pressing waterproof steel plate 11 with holes, bar shaped pressing waterproof steel in reserved rim of a cup 14
Plate 11 places one piece every 4~6 bolts, is connected in an entirety with the pre-buried connecting screw 12 of the first top plate, is poured in reserved rim of a cup 14
Build slightly expanded concrete 7;
Horizontal prefabricated board installation:In be placed on the bracket 9 of vertical prefabricated board 21 across horizontal 18 one end of prefabricated board, the other end is put
In on placement table 5, the two is connected by the first pre embedded bolt 8, and 10 both sides of inverted L shape post-cast strip setting 6 after-pouring of steel plate for sealing water is micro-
Expansive concrete 7;
Concrete cushion slope surface is constructed:0.3%-2% concrete cushions slope surface 16, bottom of slope setting are poured in shed deckhead 4
Municipal drainage pipe network is accessed in the drainpipe 19 of outsourcing anti-filter geotextiles with holes or gutter 17;
Step 2.2, the construction of landscape heap slope prefabricated assembling type reinforced concrete arched frame hollow body system
Shed deckhead is constructed:Rim of a cup 14 is reserved in the position that shed deckhead 4 need to place prefabricated arch 33, is set in reserved rim of a cup 14
Third top plate pre embedded bolt 67 is put, needs to bend if screw pre-buried length is more than 4 thickness of shed deckhead;Place flush type arch springing water
Tongue and groove is reserved in the position of tablet 36, and arch springing position is preferably arranged on basement roof beam body position;Set guncreting pre-
Making sheet 28 is not needed to stay and is set if guncreting prefabricated board 28 makes simultaneously when arch springing is prefabricated;
Prefabricated arch installation:Prefabricated arch 33 is lifted by crane, third top plate pre embedded bolt 67 passes through the pre-buried spiral shell for expanding bottom plate 32
Rod aperture is tightened, and is set in reserved rim of a cup 14 and poured slightly expanded concrete 7;
Arch springing level board is installed:The chimeric tooth 29 of arch springing level board 36 is embedded in shed deckhead 4, tight with 4 bolt of shed deckhead
After-pouring slightly expanded concrete 7 is closed, and slightly expanded concrete 7 is poured to guncreting prefabricated board 28 and flushed;
Prefabricated arch bar splices with prefabricated arch:The band screw rod built-in end 31 on prefabricated 33 top of arch is embedded in the insertion of arch bar screw rod
Hole 23 then sets monoblock type arc pressing waterproof steel plate 25, is then poured after and slightly expanded concrete 7 is poured in arc band 34;
It is assembled between prefabricated arch bar:Prefabricated arch bar 30 reserves arch bar post-cast strip 26 using tongue and groove, prefabricated 30 both ends of arch bar it is whole
After pre-buried horizontal 27 lap of the U-shaped muscle welding of body formula, slightly expanded concrete 7 is poured in arch bar post-cast strip 26;
Step 3, the backfill of landscape heap slope:Backfill using mima type microrelief landscape heap slope absolute altitude accuracy-control system, according to design and
Topographic contour defines boundaries, and sets grid 41 on the ground, and grid intersection point 40 sets control point, and control point position is set
Absolute altitude control stake 42 is put, bracing wire 39 is set in the bellend 45 on 42 top of absolute altitude control stake, bellend 45 is divided for the absolute altitude 49 that loosens the soil
Bellend and compacting 48 bellend of absolute altitude, and pass through 39 control area absolute altitude of bracing wire, height is gradually connect with the placement in layers of mound, is marked
Height control stake 42 is assembled section by section, and bracing wire 39 successively rises, and sectional dimension is reduced in absolute altitude control stake 42 section by section, and absolute altitude is controlled in stake 42
Portion's absolute altitude banket control line and compacting after control line using different colours mark;Sectional dimension is reduced in absolute altitude control stake 42 section by section,
Absolute altitude control stake 42 bottom setting connecting plate 24, absolute altitude are controlled stake 42 to be connect with the control stake 47 of upper feast-brand mark height using steel nail 46, marked
Height control stake 42 is connect with aerial 44 top of system using steel nail 46;If 24 bottom of connecting plate and the aerial system 44 of arch connect
It connects, then 42 bottom of absolute altitude control stake saw plane camber bottom 50;Start backfill 2 after bracing wire in bellend 45 to construct, landscape
It bankets to top plasticity and using according to the reinforcing bar of the linear digital control processing of slopes accurately controls slopes height when modifying in heap slope 1;
Step 4, ecological ditch construction:Ecological 51 position grooving of ditch need to be set, be placed in prefabricated assembled ecological ditch 51 afterwards, two
Side wing 53 is fixed with soil nailing 52;Screw on band capping pvc pipe 55 in 59 top pvc pipe connector of openable cover having holes, 57 top
Afterwards, openable cover having holes 59 are lifted to cover board laying end 60, subsequent earthing;
Step 5,51 Dredging Construction of later stage ecology ditch:59 both ends turf of openable cover having holes is cut open, every 1 meter of setting
Extended position lifting tool 66 stretches into band capping pvc pipe 55 afterwards, and then rear extended position lifting tool 66 is connected using steel wire rope, will
Openable cover having holes 59 lift, and subsequently complete construction.