CN110258495A - A kind of Pile Foundations Design and construction method of karst area - Google Patents
A kind of Pile Foundations Design and construction method of karst area Download PDFInfo
- Publication number
- CN110258495A CN110258495A CN201910504810.3A CN201910504810A CN110258495A CN 110258495 A CN110258495 A CN 110258495A CN 201910504810 A CN201910504810 A CN 201910504810A CN 110258495 A CN110258495 A CN 110258495A
- Authority
- CN
- China
- Prior art keywords
- drilling
- stake
- long
- theoretical
- construction method
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/02—Investigation of foundation soil in situ before construction work
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
Abstract
The present invention provides a kind of Pile Foundations Design of karst area and construction methods, include the following steps, carry out an advance drilling in the corresponding position of frame column to be built and form the first drilling；The geology of first drilling is surveyed, the geologic column of the first drill hole is drawn, determines the depth of the stabilization rock face of the first drilling, the theoretical stake of calculating first is long, is greater than preset value when theoretical stake is long, respectively bores one second drilling in the two sides of the first drilling；The geology of second drilling is surveyed, draw the geologic column of each second drill hole, determine the depth of the stabilization rock face of the second drilling, it is long to calculate the second theoretical stake, the data long to theoretical stake are compared, and position of the long shortest drilling of Choice Theory stake as piling, piling arrange cushion cap, conversion beam and connection beam to form pile foundation in stake.Using the Pile Foundations Design and construction method of the karst area of technical solution of the present invention, it is long to shorten stake to greatest extent, reduces project cost, shortens the construction period.
Description
Technical field
The present invention relates to piling Technology fields, and in particular to a kind of Pile Foundations Design and construction party of karst area
Method.
Background technique
In engineering construction, the case where encountering karst foundation, is much, especially solution cavity is widely distributed, solution cavity scale
Biggish region, if will cause the disasters such as karst collapse without correct technical treatment.
In the prior art, the widest foundation treatment mode that karst area uses is pile foundation form, and general use is filling
Cushion cap is built in note stake and attachment beam forms the form of pile foundation.The position of the frame column corresponding position of building is required to drive piles
To the effect of fixed support, therefore the quantity of stake and the quantity of frame column corresponding position have corresponding relationship, common for a frame
One stake is set under trestle.Bored concrete pile need to pass through solution cavity when driving piles, and guarantee that an end is fallen on the stabilization rock face of not solution cavity
And deep stable rock face certain depth.But in karst area, the distribution of bead string type can be usually presented in solution cavity, stablize rock
Bury very deep in stone face.This can make stake long very long.The long difficulty for not only greatly increasing pile driving construction of too long stake, also adds engineering and makes
Valence increases the duration.
Summary of the invention
The object of the present invention is to provide a kind of Pile Foundations Design of karst area and construction method, the karsts developing areas
It is long that the Pile Foundations Design and construction method in area can shorten stake to greatest extent, and reduction project cost shortens the construction period.
Based on this, the present invention provides a kind of Pile Foundations Design of karst area and construction methods, include the following steps,
S1, first drilling of advance drilling formation is carried out in the corresponding position of frame column to be built；
S2, the geology of first drilling is surveyed, the geology column of the first drill hole is drawn according to exploration result
Figure reads the depth l of the stabilization rock face of the first drilling by geologic column1, and the first of calculation block trestle corresponding position
The theoretical long L of stake1, L1=l1+ m, wherein m > 0；
By the first long L of theoretical stake1It is compared with preset value, as the long L of theoretical stake1Greater than preset value, then S3 is entered step；
As the long L of theoretical stake1Less than or equal to preset value, S6 is otherwise entered step；
S3, one second drilling is respectively bored in the two sides of the first drilling；
S4, the geology of the second drilling is surveyed, the geologic column of the second drill hole is drawn according to exploration result, is led to
Cross the depth l that geologic column reads the stabilization rock face of the second drilling2、l3, and the second of calculation block trestle corresponding position is theoretical
Stake is long: L2=l2+ m, L3=l3+m；Wherein, m > 0；
S5, to the L in step S2 and S41、L2、L3Data be compared, and the long shortest drilling conduct of Choice Theory stake
The position of piling；
S6, it drives piles at the position that step S5 is selected；
S7, arrange cushion cap, conversion beam and connection beam to form pile foundation in stake.
Preferably, in step S3, the second drilling is equal to the original two first adjacent spacings of wells at a distance from the first drilling
From half.
Preferably, in step S1, step S2 is carried out again after first completing K advance borehole, wherein K is frame column to be built
Quantity.
Preferably, in step S6, when piling, it need to confirm and just start to construct after the intensity of a upper pile need to reach setting intensity
Next pile.
Preferably, in step S6, according to place and different zones karstic development pattern and degree, suitable stake is selected
Type.
Preferably, m is more than or equal to 0.5m.
Preferably, in step S7, conversion beam need to have enough rigidity, and conversion depth of beam is more than or equal to 1500mm, conversion
The width of beam is more than or equal to the width of frame column.
Preferably, in step S7, the width of connection beam is 300-500mm, and connection depth of beam is 900-1100mm.
The implementation of the embodiments of the present invention has the following beneficial effects:
By boring the first borehole investigations in the corresponding position of frame column, the geology of the first drill hole is drawn according to exploration result
Histogram reads the depth of the stabilization rock face of the first drilling, and the of calculation block trestle corresponding position by geologic column
One theoretical stake is long.By first it is theoretical stake is long is compared with preset value, be greater than preset value when the first theoretical stake is long, then in the first brill
One second drilling is respectively bored in the two sides in hole, surveys to the geology of the second drilling, draws the second drill hole according to exploration result
Geologic column, the depth of the stabilization rock face of the second drilling is read by geologic column, and calculation block trestle corresponds to position
The theoretical stake of second set is long；It is long to the first theoretical stake and second it is theoretical stake is long is compared, the long shortest drilling of Choice Theory stake
Position as piling；To which the stake for reducing pile foundation position to the full extent is long, the difficulty of construction is reduced, further, also
Project cost is reduced, the duration is shortened.
Detailed description of the invention
Fig. 1 is the flow chart of the Pile Foundations Design and construction method of karst area in the embodiment of the present invention.
Fig. 2 is the schematic diagram of geologic column in the embodiment of the present invention.
Fig. 3 is the operation chart of step S1 in the embodiment of the present invention.
Fig. 4 is the operation chart of step S3 in the embodiment of the present invention.
Fig. 5 is the operation chart of step S4 in the embodiment of the present invention.
Fig. 6 is the operation chart of step S5 in the embodiment of the present invention.
Fig. 7 is the operation chart of step S7 in the embodiment of the present invention.
Fig. 8 is the sectional view of A campshed base in step S7 in the embodiment of the present invention.
Fig. 9 is the sectional view of B campshed base in step S7 in the embodiment of the present invention.
In figure: 1, frame column, the 2, first drilling, the 3, second drilling, 4, the position driven piles, 5, cushion cap, 6, conversion beam, 7, connection
Binder, 8, bored concrete pile；TA, silty clay layer, TB, micro- decomposed rock interlayer, TC, solution cavity, TD, gentle breezeization stablize rock, TE, stablize rock
Stone face.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be understood that various information are described in the present invention using term " first ", " second " etc., but these information
It should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from the present invention
In the case where range, " first " information can also be referred to as " second " information, and similar, " second " information can also be referred to as
" first " information.
As shown in Figure 1, the present embodiment provides a kind of Pile Foundations Design of karst area and construction methods, including walk as follows
Suddenly,
S1, first drilling 2 of advance drilling formation is carried out in the corresponding position of frame column to be built；
S2, the geology of the first drilling 2 is surveyed, being drawn as shown in Figure 2 according to exploration result includes ground layer name
With the geologic column of thickness, the depth l of the stabilization rock face of the first drilling 2 is read by geologic column1, and Computational frame
The long L of the theoretical stake of the first of 1 corresponding position of column1, L1=l1+ m, wherein m > 0；
By the first long L of theoretical stake1It is compared with preset value, as the long L of theoretical stake1Greater than preset value, then S3 is entered step；
As the long L of theoretical stake1Less than or equal to preset value, S6 is otherwise entered step；
S3, one second drilling 3 is respectively bored in the two sides of the first drilling 2；
S4, the geology of the second drilling 3 is surveyed, being drawn as shown in Figure 2 according to exploration result includes ground layer name
With the geologic column of thickness, the depth l of the stabilization rock face of the second drilling 3 is read by geologic column2、l3, and calculation block
The theoretical stake of the second of 1 corresponding position of trestle is long: L2=l2+ m, L3=l3+m；Wherein, m > 0；
S5, to the L in step S2 and S41、L2、L3Data be compared, and the long shortest drilling conduct of Choice Theory stake
The position 4 of piling；
S6, it drives piles at the position that step S5 is selected；
S7, arrange cushion cap 5, conversion beam 6 and connection beam 7 to form pile foundation in stake.
Based on above technical scheme, by boring the first drilling 2 in the corresponding position of frame column 1；To the ground at the first drilling 2
Matter is surveyed, and draws the geologic column at the first drilling 2 according to exploration result, reads the first drilling by geologic column
The depth l of 2 stabilization rock face1, and the first long L of theoretical stake of 1 corresponding position of calculation block trestle1, L1=l1+ m, wherein m >
0.By the first long L of theoretical stake1It is compared with preset value, as the first long L of theoretical stake1Greater than preset value, then in the first drilling 2
One second drilling 3 is respectively bored in two sides, surveys to the geology of the second drilling 3, is drawn at the second drilling 3 according to exploration result
Geologic column reads the depth l of the stabilization rock face of the second drilling 3 by geologic column2、l3, and calculation block trestle is corresponding
The theoretical stake of the second of position is long: L2=l2+ m, L3=l3+m；Wherein, m > 0；To L1、L2、L3It is compared, Choice Theory stake is long
Position of the shortest drilling as piling；To which the stake for reducing pile foundation position to the full extent is long, the difficulty of construction is reduced, into
One step, project cost is also reduced, the duration is shortened.
Preferably, in step S3, the second drilling 3 is equal between original two the first adjacent drillings 2 at a distance from the first drilling 2
The half of distance.So that the arrangement of stake keeps symmetric relation as far as possible, the stability of pile foundation is improved.
Specifically, carrying out step S2 again after first completing K advance borehole, wherein K is frame column 1 to be built in step S1
Quantity.Thus it can first complete drilling to be surveyed again, frequent more exchange device be avoided, convenient for operation.
Further, in step S6, when piling, it need to confirm and just start to apply after the intensity of a upper pile need to reach setting intensity
The lower pile of work.
Preferably, in step S6, according to place and different zones karstic development pattern and degree, suitable stake is selected
Type.
Specifically, m is more than or equal to 0.5m, and when the theoretical stake of the present embodiment calculating is long, selected stabilization scar
Thickness be not less than 5m.
In the present embodiment, in step S7, conversion beam 6 need to have enough rigidity, and the height of conversion beam 6 is more than or equal to
1500mm, the width of conversion beam 6 are more than or equal to the width of frame column 1.
In addition, the width of connection beam 7 is 300-500mm in step S7, the height of connection beam 7 is 900-1100mm.
Step of the invention is specifically described for arranging better simply two rows of frame structures, as shown in figure 3, root
The quantity and initial position of stake needed for determining according to the position of the frame column 1 of building and quantity, the quantity of stake needed for A, B are two rows of are equal
It is 5, in the carry out advance drilling for needing to arrange the position of frame column 1, bores 10 first drillings 2；Using detection instrument to each
Geology at one drilling 2 is surveyed, and is drawn the geologic column at each first drilling 2 according to exploration result, is passed through geology
Histogram, which is read, is located at silty clay layer TA, and the gentle breezeization below micro- decomposed rock interlayer TB, solution cavity TC stablizes the position of rock TD, from
And determine the depth l between the upper surface and stable rock face TE of the silty clay layer TA at each first drilling 2, and calculate 10
The theoretical stake of the first of a 1 corresponding position of frame column is long, and in the present embodiment, safety value takes 5m, preset value 30m.By the first reason
It is compared by stake is long with preset value, is greater than preset value when the first theoretical stake is long, then increases the quantity of drilling.
As shown in Fig. 4 to Fig. 9, one second is respectively bored in the two sides of long the first drilling 2 greater than preset value of the first theoretical stake
Drilling 3；The geology at the second drilling 3 is surveyed using detection instrument, root draws each first drilling 2 according to exploration result
The geologic column at place, the depth l of the stabilization rock face of each second drilling 3 is read by geologic column, and calculates second
Theoretical stake is long, and data long to the theoretical stake of all calculating resulting first and that the second theoretical stake is long record, and facilitates description, such as
The shown stake by A row of Fig. 5 is long to be indicated with A1-A11, and the stake of B row is long to be indicated with B1-B11.As shown in fig. 6, A row is compared, A1,
It is A3, A5, A8, A10 long most short, select this at five drilling as the position 4 driven piles；Similarly, B row compared, select B2, B5, B7,
The position 4 of B9, B11 as piling；It drives piles in 10 selected drill holes to form bored concrete pile 8, then as shown in fig. 7, in stake
Upper arrangement cushion cap 5, conversion beam 6 and connection beam 7 are to form pile foundation.Wherein, the effect of conversion beam 6 is by the cushion cap 5 of same row
It is attached, because needing setting frame column 1 on conversion beam 6, conversion beam 6 need to have enough rigidity, and the height of conversion beam 6 is not less than
1500mm, the width of conversion beam 6 are not less than the width of frame column 1.Connection beam 5 is between the cushion cap 5 of different lines entire basis
System is linked to be entirety, and the width of connection beam 7 is 400mm, and the height of connection beam 7 is 1000mm or so, to increase entire basis
The rigidity of system.
Using the Pile Foundations Design and construction method of the karst area of the embodiment of the present invention, by corresponding in frame column 1
Position bore first drilling 2；Geology at first drilling 2 is surveyed, the ground at the first drilling 2 is drawn according to exploration result
Matter histogram reads the depth l of the stabilization rock face of the first drilling 2 by geologic column1, and the corresponding position of calculation block trestle 1
The the first long L of theoretical stake set1, L1=l1+ m, wherein m > 0.By the first long L of theoretical stake1It is compared with preset value, when first
The theoretical long L of stake1Greater than preset value, then first drilling 2 two sides respectively bore one second drilling 3, to second drilling 3 geology into
Row exploration, draws the geologic column at the second drilling 3 according to exploration result, reads the second drilling 3 by geologic column
Stablize the depth l of rock face2、l3, and the second theoretical stake of calculation block trestle corresponding position is long: L2=l2+ m, L3=l3+m；Its
In, m > 0；To L1、L2、L3It is compared, position of the long shortest drilling of Choice Theory stake as piling；To utmostly
The upper stake for reducing pile foundation position is long, reduces the difficulty of construction, further, also reduces project cost, shorten the duration.
In the description of the present invention, it is to be understood that, term " on ", "lower", "left", "right", "top", "bottom" etc. indicate
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. the Pile Foundations Design and construction method of a kind of karst area, it is characterised in that: include the following steps,
S1, first drilling of advance drilling formation is carried out in the corresponding position of frame column to be built；
S2, the geology of first drilling is surveyed, the geologic column of the first drill hole is drawn according to exploration result, is led to
Cross the depth l that geologic column reads the stabilization rock face of the first drilling1, and the first theoretical stake of calculation block trestle corresponding position
Long L1, L1=l1+ m, wherein m > 0；
By the first long L of theoretical stake1It is compared with preset value, as the long L of theoretical stake1Greater than preset value, then S3 is entered step；Work as reason
By the long L of stake1Less than or equal to preset value, S6 is otherwise entered step；
S3, one second drilling is respectively bored in the two sides of the first drilling；
S4, the geology of the second drilling is surveyed, the geologic column of the second drill hole is drawn according to exploration result, passes through ground
Matter histogram reads the depth l of the stabilization rock face of the second drilling2、l3, and the second theoretical stake of calculation block trestle corresponding position is long
L2、L3: L2=l2+ m, L3=l3+m；Wherein, m > 0；
S5, to the L in step S2 and S41、L2、L3Data be compared, and the long shortest drilling of Choice Theory stake is as piling
Position；
S6, it drives piles at the position that step S5 is selected；
S7, arrange cushion cap, conversion beam and connection beam to form pile foundation in stake.
2. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: step S3
In, second drilling with first drilling at a distance from equal to the original two first adjacent spacings of wells from half.
3. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: step S1
In, step S2 is carried out again after first completing K advance borehole, and wherein K is the quantity of frame column to be built.
4. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: step S6
In, when piling, it need to confirm and just start next pile of constructing after the intensity of a upper pile need to reach setting intensity.
5. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: step S6
In, according to place and different zones karstic development pattern and degree, select suitable pile-type.
6. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: m be greater than etc.
In 0.5m.
7. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: step S7
In, conversion depth of beam is more than or equal to 1500mm, and the width of conversion beam is more than or equal to the width of frame column.
8. the Pile Foundations Design and construction method of karst area according to claim 1, it is characterised in that: step S7
In, the width of connection beam is 300-500mm, and connection depth of beam is 900-1100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504810.3A CN110258495B (en) | 2019-06-12 | 2019-06-12 | Pile foundation design and construction method for karst development area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504810.3A CN110258495B (en) | 2019-06-12 | 2019-06-12 | Pile foundation design and construction method for karst development area |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110258495A true CN110258495A (en) | 2019-09-20 |
| CN110258495B CN110258495B (en) | 2020-12-01 |
Family
ID=67917737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910504810.3A Active CN110258495B (en) | 2019-06-12 | 2019-06-12 | Pile foundation design and construction method for karst development area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110258495B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866294A (en) * | 2019-11-20 | 2020-03-06 | 浙江省交通规划设计研究院有限公司 | Auxiliary analysis system for designing bridge pile foundation in karst area |
| CN111719412A (en) * | 2020-06-16 | 2020-09-29 | 中铁第四勘察设计院集团有限公司 | Method for adjusting abutment of bridge in karst area |
| CN114182749A (en) * | 2021-12-29 | 2022-03-15 | 中交一公局集团有限公司 | Karst complex geological pile foundation construction process and karst complex geological pile foundation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929146A (en) * | 2015-05-06 | 2015-09-23 | 中国地质大学（武汉） | Multilayer karst development zone pile foundation engineering construction method |
| JP2016199861A (en) * | 2015-04-07 | 2016-12-01 | 大成建設株式会社 | Pile foundation structure |
| CN109024569A (en) * | 2018-08-22 | 2018-12-18 | 中国建筑第四工程局有限公司 | A kind of beading solution cavity pretreatment construction method |
-
2019
- 2019-06-12 CN CN201910504810.3A patent/CN110258495B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016199861A (en) * | 2015-04-07 | 2016-12-01 | 大成建設株式会社 | Pile foundation structure |
| CN104929146A (en) * | 2015-05-06 | 2015-09-23 | 中国地质大学（武汉） | Multilayer karst development zone pile foundation engineering construction method |
| CN109024569A (en) * | 2018-08-22 | 2018-12-18 | 中国建筑第四工程局有限公司 | A kind of beading solution cavity pretreatment construction method |
Non-Patent Citations (1)
| Title |
|---|
| 黄长华等: "岩溶地区高层建筑桩基计算长度的确定", 《武汉大学学报（工学版）》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866294A (en) * | 2019-11-20 | 2020-03-06 | 浙江省交通规划设计研究院有限公司 | Auxiliary analysis system for designing bridge pile foundation in karst area |
| CN110866294B (en) * | 2019-11-20 | 2023-10-20 | 浙江数智交院科技股份有限公司 | Auxiliary analysis system for karst area bridge pile foundation design |
| CN111719412A (en) * | 2020-06-16 | 2020-09-29 | 中铁第四勘察设计院集团有限公司 | Method for adjusting abutment of bridge in karst area |
| CN114182749A (en) * | 2021-12-29 | 2022-03-15 | 中交一公局集团有限公司 | Karst complex geological pile foundation construction process and karst complex geological pile foundation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110258495B (en) | 2020-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110258495A (en) | A kind of Pile Foundations Design and construction method of karst area | |
| CN102979501B (en) | Automatically promote the method that drill bit leaves the perforate bottom surface in subsurface formations | |
| Barkved et al. | Valhall field-still on plateau after 20 years of production | |
| CN105064990B (en) | A kind of construction modeling method by horizontal well three-dimensional visualization Strata Comparison | |
| CN104854555A (en) | System, method and computer program product for a rug plot for geosteering applications | |
| DE102010006141A1 (en) | DDS for deep geothermal energy | |
| Clifford et al. | Integration of 4D seismic data into the management of oil reservoirs with horizontal wells between fluid contacts | |
| RU2303101C1 (en) | Ground consolidation method | |
| JP5250488B2 (en) | Injection method support processing apparatus, injection method support processing method, and injection method | |
| CN112854245A (en) | Classification design method for earth rock foundation pit support based on depth and medium-stroke fossil rock burial depth | |
| Aasheim | Oseberg: Increased recoverable resources by optimal reservoir management and use of new technology | |
| Rosland et al. | Collaborative Well Planning and Optimization of Well Placement: A Case Study From Mangala Field Development, Rajasthan India | |
| Burke et al. | Superjet grouting: New technology for in situ soil improvement | |
| Robertson et al. | Subzone redevelopment of the long beach unit, Wilmington oil field: a case study | |
| RU2788189C1 (en) | Method for developing oil deposits | |
| JP2004197415A (en) | Supporting device and method for injection work | |
| JPS5920822B2 (en) | Seismic reinforcement method for embankments | |
| RU2191892C2 (en) | Method of nonuniform oil deposit development | |
| RU2122107C1 (en) | Method for control of development of oil pools with the help of maps of residual oil-saturated strata | |
| JPS61296207A (en) | Method for measuring subsidence and inclination of caisson at time of construction | |
| Mulder et al. | Sole pit: Improving performance and increasing reserves by horizontal drilling | |
| Benson et al. | Assessment of potential karst conditions for a new bridge in the Florida Keys | |
| CN108931822A (en) | A kind of underground full packing solution cavity exploitation method | |
| Nguyen et al. | The effects of groundwater pumping on piled foundations | |
| Phillips et al. | 3D Modelling/Visualization Guides Horizontal Well Program In Wilmington Field |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |