CN103031795A - Golf course putting green construction method - Google Patents
Golf course putting green construction method Download PDFInfo
- Publication number
- CN103031795A CN103031795A CN 201110292494 CN201110292494A CN103031795A CN 103031795 A CN103031795 A CN 103031795A CN 201110292494 CN201110292494 CN 201110292494 CN 201110292494 A CN201110292494 A CN 201110292494A CN 103031795 A CN103031795 A CN 103031795A
- Authority
- CN
- China
- Prior art keywords
- total amount
- job practices
- putting green
- surpass
- sand
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Road Paving Structures (AREA)
Abstract
The invention relates to a golf course putting green construction method, and is especially suitable for geological climate condition construction in our country. The invention relates to a golf course putting green construction method which accords with China's national situation, and provides the specification of material, process flow, process flow, and quality standard and the like. The construction method comprises the main steps: measuring a contour point of putting green according to a detail drawing of the putting green, an elevation and a filling depth control identification, digging a putting green foundation, and synchronously compacting the foundation and retesting a modeling. The method is characterized in that the drainage pipeline trenches are excavated, the bottom can be cleaned, the broken stones are laid at the bottom of the trenches, the drain pipes are arranged, a main pipe and a branch pipe are connected by a t-branch pipe, a joint position is connected by employing a bell and spigot, a sealing ring is arranged in the bell and spigot, and the pipe trenches are backfilled with broken stones. a marker post is vertically placed, a separator plate is vertically placed, a crushed rock layer and a coarse sand transition layer are laid, a root layer mixture is stirred, and is laid and flattened, and compacted to form a lawn growth environment with characteristics of optimum water and fertilizer retention, permeable performance, ventilation, loosened structure and no soil hardening, thereby the usage and growth requirements of the golf course putting green lawn can be satisfied.
Description
Technical field
The present invention relates to a kind of Golf green job practices, especially be applicable to China's geological and climate conditions construction.
Background technology
The fruit mountain range is as the soul part of whole golf course, the core link that build in the court, and technology content is higher, relatively meticulous of routine servicing, the quality of its construction technology quality becomes the key factor that affects that operation is used in the court.At China over-borrowing mirror American-European countries construction reference, the court that builds is not suitable for China's landform, climatic characteristic, increases later maintenance cost, has also brought certain difficulty to operation simultaneously.
My company has proposed to meet material specification, technological process, the quality specifications of China's landform, climatic characteristic after the multinomial golf course engineering of construction, formed the Golf green job practices, and this method is implemented in a plurality of projects at present.The aspects such as court use, operation, later maintenance have all obtained good effect, have produced certain economic and social benefit.
?
Summary of the invention
For overcome that the mountain range construction of existing fruit exists inadaptable, later maintenance cost is high, affect the problem such as court operation, the present invention proposes the Golf green job practices that tallies with the national condition, control from the source, satisfy match request, reduce the golf course operation cost.
The present invention solves the technical scheme that its technical disadvantages adopts: a kind of Golf green job practices, the main construction equipment that this job practices adopts are crowd shovel loader, dump truck, excavator, tractor (band is hung flat device), rake sand machine, timber, total powerstation, drill rod.
Main construction sequence:
1, measures unwrapping wire
Determine the isohypse control point according to each contour map of moulding, go out fruit mountain range profile point, absolute altitude and control according to fruit mountain range detail drawing measuring and fill out deep identification, dig out fruit mountain range substrate, finishing Guo Ling limit.Because in construction fruit mountain range substrate process, machinery damages easily measures mark rod, therefore in work progress, control should be in time followed the tracks of in measurement.
2, excavate substrate
Basis poses should be consistent with the shape of final fruit mountain range design model face.Height behind the substrate the final shaping will be lower than the about 43～44cm of fruit mountain range moulding face, and substrate is to fruit mountain range moulding face 45 ㎝ after the assurance compacting.
3, compacting substrate
Ground should completely densified, to prevent in the future earth's surface depression, should avoid the phenomenon of ground ponding sedimentation to occur.The substrate compaction Control is more than 85%.Carry out synchronously with the moulding repetition measurement on the compacting basis, the elevation after the survey crew repetition measurement moulding compacting, and the constructor in time adjusts the foundation bed height, to reach the requirement of shape-designing.
4, drainage system unwrapping wire
The fruit mountain range is built and need to internal drainage system be installed in substrate, the water that surface, fruit mountain range is infiltrated is discharged by drainage system rapidly, for lawn growth is created good environment.
Survey engineer is emitted first Trunk Line according to the flowing line plan, puts by-pass line again.The layout of drainage pipe is laid in principle with trunk line along maximum fall line, and branch pipe(tube) runs through the ground inclined-plane at a certain angle, has the drop of a nature between itself and the trunk line.If necessary, cause easily that at low-lying ponding the zone of sedimentation should lay branch pipe(tube).Lowermost end on the inclined plane, namely trunk line is discharged the really place in mountain range with water, should lay drainage pipe one along Edge, and extend to the end of first group of branch pipe(tube) always.This will be conducive to, and those water that may accumulate in the drainage least significant end are easier is drained.
5, fix a drainpipe
(1) drainage pipe channel excavation
According to according to the circuit of having checked, adopt mode artificial or the artificial cooperation of mini-excavator to excavate pipeline, labor cleaning's bottom of trench behind the mechanical equivalent of light excavation requires tube wall neatly vertical, and bottom of trench has the gradient gently, and pipeline is straight, wide dark unification.The remaining soil of excavating is all transported fruit do not stay residue outside the mountain range.After pipe trench had dug, the bottom was cleaned out.
(2) bottom of trench is laid rubble
1) surveys the gutter gradient
After smooth compacting has been dug in all gutters, again detect the gradient in gutter with corresponding survey tool, make it satisfy the drainage grade that requires of design.
2) lay gravel
Manually lay layer of gravel at bottom of trench, in the fruit mountain range, can use the transported in hand truck fashion gravel, can not use large-scale wheel machine to enter bottom, fruit mountain range.Lay the material requirements of gravel in the ditch with fruit mountain range layer of gravel, layer of gravel thickness is 5cm.
3) fix a drainpipe
Artificial porose gutter is installed, gutter adopts DN110 ㎜ PE pipe, and pipe is placed on the central authorities of ditch, can not contact with furrow bank.All gutters all should be laid on the layer of gravel in the pipe trench, the hole of pipeline is faced down be laid in the gutter.Supervisor is connected the junction and is connected with threeway with arm, pipeline adopts bell and spigot to connect, and the bellmouth upstream batter is placed, and the placement of socket downstream slope arranges sealing ring in the bell and spigot.
4) trench backfill
After completing gutter, continue with gravel backfill pipe trench, with gravel wrapped row water pipe, attention can not make the position of gutter that any movement occurs.
6, marker post is set
After the drainage system installation, keep at a certain distance away in substrate stake is set, the position stake larger in slope change should be encrypted, and sets the mark line of layer of gravel, coarse sand transition zone (laying if need), each level of root layer mixture at stake.
7, stand up division board
At Edge one circle division board is set, really various materials separate with extraneous in the mountain range.Division board uses PVC or PE film usually, height 45cm, and thickness 1-2mm vertical is installed in sub-green.Division board adopts timber vertically fixing, until gravel and root layer mixed layer install.The surface shaping of fruit mountain range finishes, and the division board that will expose is cut.
8, lay macadam and coarse sand transition zone
(1) lays macadam
Lay one deck rubble that washed, clean or peastone in the substrate of whole fruit mountain range, this one deck laying depth is the 15cm(compacting), require its shape and last moulding towards consistent.The error range that allows is ± 0.5cm.Macadam gradating requires: the particle diameter greater than 12mm can not surpass 10% of total amount (by weight), will reach more than 65% of total amount at least at the particle diameter between the 6-9mm, can not be above 10% of total amount less than the particle diameter of 2mm.
(2) lay the coarse sand transition zone
When needs are laid the coarse sand transition zone, should on gravel or peastone basis, evenly lay one deck coarse sands layer, thickness is 5cm after the coarse sands layer compacting.Excessively the surface of layer should be consistent with the last moulding face in fruit mountain range to have laid coarse sand.At least 90% particle diameter distributes will be between 1-4mm.
9, the mix of root layer mixture, laying, smooth, compacting
(1) root layer mixture mixed system
Root layer mixture must re-use after even mix is concentrated in the fixed location, can not carry out the mixing of material in inside, fruit mountain range.Root layer mixture is generally sand, the peat composed of rotten mosses of test passes.Select enough large, clean water mud ground face, use small sized loader in the ratio that experiment records sand, the peat composed of rotten mosses fully to be mixed.Mixture gradation composition (by weight): coarse sand 1.0～2.0 ㎜ can not surpass 10% of total amount; Medium coarse sand 0.25～1.0 ㎜ reaches more than 60% of total amount at least; Fine sand 0.15-0.25 ㎜ can not surpass 20% of total amount; Flour sand 0.05～0.15 ㎜ can not surpass 5% of total amount; Powder 0.002～0.05 ㎜ can not surpass 5% of total amount; Clay＜0.002 ㎝ can not surpass 3% of total amount; Fine grained total amount (flour sand+powder+clay three sum) can not surpass 10% of total amount.
(2) laying, smooth
The root layer mixture that will mix fully with pickup truck is transported to Edge, uses calfdozer that root layer mixture covered the chipping area territory by the mark of stake, and soil-shifting chain rail must clean, not have dirt or soil block.Use soil-shifting chain rail to roll, and it is real to water depositing in water, will guarantee consistency of thickness after the compacting, is 30cm, the error range of permission is ± 2.5cm.Arrange the special messenger to detect at any time the thickness of mixed layer with drill rod.During laying, root layer mixture should be moistening, can stop on the one hand to be moved down into layer of gravel, also helps on the other hand compacting.
(3) compacting
Using bulldozer to roll back and forth on the surface wants water to water the surface.In the process of backfill and compacting, be careful and do not change the isohypse of design, the hairstylist that arrangement is skilled in technique uses baby tractor band strickle to scrape plane surface, perhaps the rake sand machine with belt scraping plate strikes off along surface, fruit mountain range, and will around small hill, sand pit, collecting well and road well combine, and guarantee normal top drainage.
Beneficial effect of the present invention: proposed the golf course job practices that a cover can adapt to China's geological environment, climatic characteristic, this job practices reliable in quality, economical rationality, technique be simple, save cost, construction environmental protection.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples:
Fig. 1 is invention form of structure generalized section;
Reference numeral: 1-fruit mountain range ground, 2-DN110 ㎜ gutter, wide 25 ㎝ of 3-, dark 30 ㎝ drainage grooves, 4-cleans rubble, 5-5 ㎝ coarse sand transition zone, 6-30 ㎝ fruit mountain range root layer mixture, the high plastic septum of 7-45 ㎝.
The specific embodiment
Implement legend referring to Fig. 1.
Its step is as follows:
1, measures unwrapping wire, go out fruit mountain range profile point, absolute altitude and control according to fruit mountain range detail drawing measuring and fill out deep identification, dig out fruit mountain range ground 1, finishing Guo Ling limit.
Height behind fruit mountain range ground 1 the final shaping will be lower than the about 45cm of fruit mountain range moulding face, and fruit mountain range ground 1 should completely densified, to prevent in the future earth's surface depression.
Fruit mountain range ground 1 should completely densified, and compaction Control is more than 85%.Carry out synchronously with the moulding repetition measurement on the compacting basis, the elevation after the survey crew repetition measurement moulding compacting, and the constructor in time adjusts the foundation bed height, to reach the requirement of shape-designing.
2, drainage system construction
Survey engineer is emitted first Trunk Line according to gutter 2 plans, puts by-pass line again, and flowing line is herring-bone form.
Drainage pipe groove 3 excavation according to according to the circuit of having checked, adopts artificial or mini-excavator, the artificial mode that cooperates excavate groove 3, labor cleaning's bottom of trench behind the mechanical equivalent of light excavation requires trenched side-wall neatly vertical, and bottom of trench has the gradient gently, pipeline is straight, wide dark unification.The remaining soil of excavating is all transported fruit do not stay residue outside the mountain range.After pipe trench had dug, the bottom was cleaned out.
3, bottom of trench is laid rubble
Lay rubble, lay the material requirements of rubble in the ditch with fruit mountain range macadam 4, thickness is 5cm after the gutter 2 bottom rubble compactings.
4, fix a drainpipe
The porose gutter 2 of artificial installation.Gutter 2 is placed on the central authorities of groove, can not contacts with furrow bank.All gutters all are laid on the macadam in the groove, the hole of pipeline is faced down be laid in the drainage groove.Supervisor is connected the junction and is connected with tee piece with arm, drainage pipe 2 joints adopt bell and spigot to connect, and the bellmouth upstream batter is placed, and the placement of socket downstream slope arranges sealing ring in the bell and spigot.
6, trench backfill
After completing gutter, continue to use the gravel backfill pipe trench, with rubble wrapped row water pipe, attention can not make the position of gutter 2 that any movement occurs.
7, cube marker post
After the drainage system installation, keeping at a certain distance away in substrate arranges stake, and the position stake larger in slope change is encrypted, and sets the mark line of macadam, coarse sand transition zone, each level of root layer mixture at stake.
8, stand up dividing plate 7
At Edge one circle dividing plate 7 is set, really various materials separate with extraneous in the mountain range, stop the inner and outside water circuit in fruit mountain range.Dividing plate uses PVC or PE film usually, and thickness 1～2mm vertical is installed in sub-green.Dividing plate adopts timber vertically fixing, until rubble and root layer mixed layer install, takes out plank.The surface shaping of fruit mountain range finishes, and the dividing plate 7 that will expose is cut.
9, lay macadam 4 and coarse sand transition zone 5
1 lays one deck rubble 4 that wash, clean on basis, whole fruit mountain range, strictly controls the rubble laying depth, requires its shape and last moulding towards consistent, the densification reality.The error range that absolute altitude allows is ± 0.5cm.
Lay coarse sand transition zone 5, should on the rubble basis, evenly lay one deck coarse sands layer, strictly control the laying depth of coarse sands layer.The surface of having laid the coarse sand transition zone should be consistent with the last moulding face in fruit mountain range.
10, root layer mixture 6 mixed system
Root layer mixture 6 must re-use after even mix is concentrated in the fixed location, can not carry out in inside, fruit mountain range the mixing of root layer mixture and mix system.Select enough large, clean water mud ground face, use small sized loader in the ratio that experiment records sand, the peat composed of rotten mosses fully to be mixed.
11, laying, smooth layer mixture 6
The root layer mixture 6 that will mix fully with pickup truck is transported to Edge, uses calfdozer with the root layer mixture chipping area territory that paves by the mark of stake, strictly controls the thickness of mixture 6.Soil-shifting chain rail must clean, not have dirt or soil block.Arrange the special messenger to detect at any time the thickness of mixed layer with drill rod.During laying, root layer mixture should be moistening, can stop on the one hand to be moved down into layer of gravel, also helps on the other hand compacting.
12, compacting
Use soil-shifting chain rail to roll, and it is real to water depositing in water, will guarantee consistency of thickness after the compacting, the error range of permission is ± 0.5cm.Using bulldozer to roll back and forth on the surface wants water to water the surface.In the process of backfill and compacting, be careful and do not change the isohypse of design, use is scraped plane surface with the baby tractor of strickle, perhaps the rake sand machine with belt scraping plate strikes off along surface, fruit mountain range, and well combine with on every side small hill, sand pit, collecting well and road, and guarantee normal top drainage.
Claims (9)
1. Golf green job practices, it is characterized in that: proposed the Golf green job practices that tallies with the national condition, material specification, technological process, quality specifications have been proposed, the final lawn growth environment that forms best preserve moisture and fertility, permeable, ventilative, short texture, do not harden, satisfy golf and really lead the needs of lawn operation and maintenance, main construction equipment: crowd shovel loader, dump truck, excavator, tractor (band is hung flat device), rake sand machine, timber, total powerstation, drill rod.
2. a kind of Golf green job practices according to claim 1, it is characterized in that: excavating the substrate basis poses should be consistent with the shape of final fruit mountain range design model face, will be lower than the about 43～44cm of fruit mountain range moulding face according to the height behind the geological condition different base the final shaping.
3. a kind of Golf green job practices according to claim 1, it is characterized in that: the substrate compaction Control is more than 85%, carry out synchronously with the moulding repetition measurement on the compacting basis, elevation after the survey crew repetition measurement moulding compacting, the constructor in time adjusts the foundation bed height, to reach the requirement of shape-designing.
4. a kind of Golf green job practices according to claim 1, it is characterized in that: drainage pipe adopts DN110 ㎜ PE pipe, groove width 25 ㎝, the degree of depth 30 ㎝, the thick rubble of interior shop 5 ㎝, trunk line are connected three-limb tube, pipeline spreading to adopt bell and spigot to connect with branch pipe(tube), bellmouth is the slope against the current, socket is the slope downstream, and conduit slope is not less than 0.5%.
5. a kind of Golf green job practices according to claim 1, it is characterized in that: cube marker post, keep at a certain distance away in substrate stake is set, the position stake larger in slope change is encrypted, and sets the mark line of macadam, coarse sand transition zone, each level of root layer mixture at stake.
6. a kind of Golf green job practices according to claim 1, it is characterized in that: stand up dividing plate, dividing plate uses PVC or PE film usually, and thickness 1-2mm vertical is installed in sub-green, and dividing plate adopts timber vertically fixing.
7. a kind of Golf green job practices according to claim 1, it is characterized in that: thickness is 15cm after the macadam compacting, require its shape and last moulding towards consistent, the error range that allows is ± 0.5cm, macadam gradating requires: the particle diameter greater than 12mm can not surpass 10% of total amount (by weight), at least to reach more than 65% of total amount at the particle diameter between the 6-9mm, can not be above 10% of total amount less than the particle diameter of 2mm.
8. a kind of Golf green job practices according to claim 1, it is characterized in that: thickness is 5cm after the compacting of coarse sand transition zone, the surface of having laid the excessive layer of coarse sand is consistent with the last moulding face in fruit mountain range, and at least 90% particle diameter distributes will be between 1-4mm.
9. a kind of Golf green job practices according to claim 1, it is characterized in that: root layer mixture must re-use after even mix is concentrated in the fixed location, can not carry out the mixing of material in inside, fruit mountain range, select enough large, clean water mud ground face, use small sized loader in the ratio that experiment records sand, the peat composed of rotten mosses fully to be mixed, mixture gradation composition (by weight): coarse sand 1.0～2.0 ㎜ can not surpass 10% of total amount; Medium coarse sand 0.25～1.0 ㎜ reaches more than 60% of total amount at least; Fine sand 0.15-0.25 ㎜ can not surpass 20% of total amount; Flour sand 0.05～0.15 ㎜ can not surpass 5% of total amount; Powder 0.002～0.05 ㎜ can not surpass 5% of total amount; Clay＜0.002 ㎝ can not surpass 3% of total amount; Fine grained total amount (flour sand+powder+clay three sum) can not surpass 10% of total amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110292494 CN103031795A (en) | 2011-09-30 | 2011-09-30 | Golf course putting green construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110292494 CN103031795A (en) | 2011-09-30 | 2011-09-30 | Golf course putting green construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103031795A true CN103031795A (en) | 2013-04-10 |
Family
ID=48019158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110292494 Pending CN103031795A (en) | 2011-09-30 | 2011-09-30 | Golf course putting green construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103031795A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103650837A (en) * | 2013-10-18 | 2014-03-26 | 北京东方利禾景观设计有限公司 | Sand culture cool season type layered lawn |
| CN103650838A (en) * | 2013-10-18 | 2014-03-26 | 北京东方利禾景观设计有限公司 | Method for planting sand culture cool season type layered lawn |
| CN105316990A (en) * | 2014-06-28 | 2016-02-10 | 冷庆林 | Paving method of outdoor court surface |
| CN108654045A (en) * | 2017-03-30 | 2018-10-16 | 北京泛华新兴体育产业股份有限公司 | Green structure |
| CN108914744A (en) * | 2017-03-30 | 2018-11-30 | 北京泛华新兴体育产业股份有限公司 | A kind of construction technology in football pitch |
| CN109006043A (en) * | 2018-06-20 | 2018-12-18 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of the Football Field Turf level ground bed structure and its construction method of adaptation to local conditions |
| CN109197399A (en) * | 2018-07-26 | 2019-01-15 | 北京天仁科技发展有限公司 | A kind of natural grass and artificial grass filaments mixed lawn planting and establishing method and mixed lawn |
| CN111345229A (en) * | 2020-03-16 | 2020-06-30 | 广州华景建设有限公司 | Novel garden lawn green land construction method |
| CN113136755A (en) * | 2021-04-25 | 2021-07-20 | 索新科技(北京)有限公司 | Temporary parking lot laying unit and laying method thereof |
-
2011
- 2011-09-30 CN CN 201110292494 patent/CN103031795A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103650837A (en) * | 2013-10-18 | 2014-03-26 | 北京东方利禾景观设计有限公司 | Sand culture cool season type layered lawn |
| CN103650838A (en) * | 2013-10-18 | 2014-03-26 | 北京东方利禾景观设计有限公司 | Method for planting sand culture cool season type layered lawn |
| CN105316990A (en) * | 2014-06-28 | 2016-02-10 | 冷庆林 | Paving method of outdoor court surface |
| CN108654045A (en) * | 2017-03-30 | 2018-10-16 | 北京泛华新兴体育产业股份有限公司 | Green structure |
| CN108914744A (en) * | 2017-03-30 | 2018-11-30 | 北京泛华新兴体育产业股份有限公司 | A kind of construction technology in football pitch |
| CN108914744B (en) * | 2017-03-30 | 2021-07-13 | 北京泛华新兴体育产业股份有限公司 | Football field construction process |
| CN109006043A (en) * | 2018-06-20 | 2018-12-18 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of the Football Field Turf level ground bed structure and its construction method of adaptation to local conditions |
| CN109197399A (en) * | 2018-07-26 | 2019-01-15 | 北京天仁科技发展有限公司 | A kind of natural grass and artificial grass filaments mixed lawn planting and establishing method and mixed lawn |
| CN111345229A (en) * | 2020-03-16 | 2020-06-30 | 广州华景建设有限公司 | Novel garden lawn green land construction method |
| CN113136755A (en) * | 2021-04-25 | 2021-07-20 | 索新科技(北京)有限公司 | Temporary parking lot laying unit and laying method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103031795A (en) | Golf course putting green construction method | |
| CN104264557B (en) | One is partly filled out and is partly dug ecological road structure and construction method | |
| CN110306616A (en) | A kind of construction method of sewage conduct | |
| CN104264680B (en) | The method for processing foundation of Tian Wa joint portion, a kind of collapsible loess slope | |
| CN109056786A (en) | Face upward inclined road shoulder wall water drainage behind the wall system and construction method | |
| CN102747662A (en) | Construction method for sand-filling subgrade | |
| CN104452507A (en) | Construction method for filling roadbed by using wind deposited sand | |
| CN108978385A (en) | A kind of roadbed construction method on the road Tong Cun | |
| CN103669291A (en) | Method for constructing slope through connected slope bricks | |
| CN110219359A (en) | A kind of Submersed type inspection well and its construction method | |
| CN110656621A (en) | River channel closure system structure and construction method | |
| CN108517881A (en) | Cut Slopes of Expansive Soil reinforcement formula, which is changed, fills out compages and construction method | |
| CN104947651A (en) | Anti-liquefaction method applicable to sand foundation of subway station | |
| CN105064380B (en) | Harnessed the river anti-skid structure rich in diving high slope | |
| CN102383408B (en) | Greening method for high water level impermeable saline and alkaline lands and greening system | |
| CN208293588U (en) | A kind of Cut Slopes of Expansive Soil reinforcement formula, which is changed, fills out compages | |
| CN109082961B (en) | Road construction method with steep slope | |
| CN102704437A (en) | Coal mining subsidence area cultivation water source reconstruction method suitable for complex mountain area | |
| CN105002883A (en) | Indirect hierarchical relay type drainage consolidation method of soft foundation | |
| CN111080077B (en) | Method for evaluating land damage of embankment interference area based on different construction units | |
| CN108316077A (en) | One kind underlies shallow embedding cave dwelling roadbed treatment structures and method | |
| CN103774698B (en) | Soil engineering drainage-free construction method | |
| CN102733403B (en) | Method for preventing permafrost layer from feeding water to inflow in excavation pit by using waterproof film | |
| CN101864761A (en) | Construction method for ramming soft soil foundation by low energy at negative pressure | |
| CN117569342A (en) | Building construction technology for penetrating through dry ditch downwards |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130410 |