CN101899824A - Method for building harbor wharf based on soft soil - Google Patents
Method for building harbor wharf based on soft soil Download PDFInfo
- Publication number
- CN101899824A CN101899824A CN2009100690684A CN200910069068A CN101899824A CN 101899824 A CN101899824 A CN 101899824A CN 2009100690684 A CN2009100690684 A CN 2009100690684A CN 200910069068 A CN200910069068 A CN 200910069068A CN 101899824 A CN101899824 A CN 101899824A
- Authority
- CN
- China
- Prior art keywords
- hollow thin
- caisson
- platform
- sea
- wall stake
- 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
- Revetment (AREA)
Abstract
The invention provides a method for building a harbor wharf based on soft soil, which comprises the following steps of: building a plurality of caisson platforms on the ground; floating the plurality of caisson platforms and hauling to a preset position, sinking the caisson platforms, and leading the caisson platforms to be connected with each other so as to be formed into a pile platform on the sea of the harbor wharf; inserting a hollow thin-wall pile with overlarge cross section into the bottom of the sea; building a concrete platform of the harbor wharf at the tope of each caisson platform; loading heavy materials to the concrete platform of the harbor wharf; and filling the ground in a blowing way to reinforce the ground and deeply dig a harbor basin. The step of inserting the hollow thin-wall pile with the overlarge cross section into the bottom of the sea comprises the steps of filling silts and stones at the upper part of the hollow thin-wall pile or loading the heavy materials to downward sink the pile; inserting the hollow thin-wall pile into the bottom of the sea with a pile compressing device; digging the silts in the hollow thin-wall pile to downward sink the pile; and vacuumizing the upper part of the hollow thin-wall pile to downward sink the pile. The method for building the harbor wharf has high construction efficiency, low cost and good economic benefit.
Description
Technical field
The present invention relates to build the hydraulic structure field of sea port dock.
Background technology
The harbour is national marine door, is the center of shipping and trade, builds the harbour and has very big meaning and economic benefit.
Sea port dock is the main hydraulic structure that the harbour is built, on the weak soil basis, build sea port dock, because the water content on weak soil basis is big, form very thick mud, the bearing capacity of mud is very low, generally adopts the high-pile beam structural shape, harbour stake platform supports with large diameter steel pipe pile or prestressing concrete hollow pile, the degree of depth of pile tube surpasses the weak soil layer, reaches the high soil layer of bearing capacity, and the weight of sea port dock is supported on the pile tube.The top of pile tube is precast prestressed crossbeam, linking beam, panel and concrete berthing member etc., and it is whole all to adopt the cast-in-situ steel reinforced concrete joint to connect after each member installs.Build and mainly at sea carry out, it is big to be subjected to stormy waves to influence the offshore construction difficulty.Because the supporting capacity on weak soil basis is extremely low, on the weak soil basis, build the sea port dock difficulty a lot, the cost height, investment is big, and the construction period is long.
On some sandy soil bases, build sea port dock,, can adopt caisset to build sea port dock because the bearing capacity on sandy soil basis is higher than the weak soil basis.It at first excavates basin to projected depth on the sandy soil basis, and carries out the consolidation process on bases such as jackstone.Caisson is the casing of reinforced concrete structure, places caisson on the sea port dock basis, and connects into sea port dock.The projected depth of basin is pressed the Ship Design that harbour is stopped.For example, the design head of stopping 200,000 tons of Steam Ship Wharfs of displacement should be less than-18 meters, the elevation of harbour is+6 meters, the height of caisson is greater than 24 meters, and its length and width are also very big, so volume weight is big, all cause very big difficulty for processing and manufacturing, transportation, location and installation, adopt caisset to build sea port dock cost height, investment is big, and the construction period is long.
Summary of the invention
Technical problem to be solved by this invention is, a kind of method of building sea port dock on the weak soil basis is provided, and makes the efficiency of construction height, and cost is low, and is good in economic efficiency.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is that the method step of building sea port dock comprises:
(1). build the caisson platform by land;
The caisson platform is the rectangular bar of steel reinforced concrete casing that the bottom surface by the side of four vertical direction and horizontal direction surrounds, the two sides of caisson land lengths direction are the connection end face of caisson platform, the two sides of caisson berm width direction, one side is the side of bordering on the sea, one side is to face the side, land; A plurality of gussets that the vertical direction that increases caisson platform intensity is arranged in the caisson platform; Gusset is divided into a plurality of rectangles or square vertical space with the caisson platform; There is the stanchion hole of a plurality of vertical direction of the hollow thin-wall stake of laying the column large section inboard that the caisson platform borders on the sea the side and faces the side, land; The caisson platform is produced with the method for flowing water production in enormous quantities by land or on the floating dock box;
(2). the floating at sea precalculated position of hauling of caisson platform, sink and connect into the platform that borders on the sea of sea port dock;
With the caisson platform by land down water and the floating at sea precalculated position of hauling, in the caisson platform, pack into then silt stone or support reinforcing piece, the weight of silt stone or support reinforcing piece makes the caisson platform sink to the seabed and connects into a platform that borders on the sea of sea port dock;
(3). on the caisson platform, insert the hollow thin-wall stake of large section;
The hollow thin-wall stake of large section is a thin-walled hollow long column body, the reinforcement gusset that vertical direction is arranged in the hollow thin-wall stake, the profile of hollow thin-wall stake is consistent with the shape in caisson platform stanchion hole, the hollow thin-wall stake is inserted the seabed by caisson platform stanchion hole, make the hollow thin-wall stake reach projected depth, fill with concrete in gap between hollow thin-wall stake and the caisson platform stanchion hole vertical wall, makes hollow thin-wall stake and caisson platform form integral body;
(4). the caisson table top is built the sea port dock concrete platform;
Build the sea port dock concrete platform in the caisson table top, the sea port dock concrete platform also makes sea port dock smooth in the stake of top seal hollow thin-wall, and the weight of sea port dock concrete platform is further sunk caisson platform and hollow thin-wall stake;
(5). sea port dock concrete platform loading weight;
Loading weight on the sea port dock concrete platform makes the caisson platform further drop to design height, and the load weight of heavy should surpass the ultimate load of sea port dock and at double insurance amount is arranged, and behind the loading weight load weight is removed;
(6). the land consolidation process is also carried out in hydraulic reclamation land, digs the pond, Shenzhen and Hong Kong;
On the hydraulic reclamation land in the side, land of facing of sea port dock, form the land-based area innerland of sea port dock, carry out the land consolidation process.Outside the side of bordering on the sea of sea port dock, dig the pond, Shenzhen and Hong Kong, reach the basin projected depth, finish and build the port.
The described distinct methods that inserts the hollow thin-wall stake of large section to the seabed in the stanchion hole at the caisson platform is;
(1). the top filling silt stone or the loading weight of hollow thin-wall stake, the weight of silt stone load weight and hollow thin-wall stake sink the hollow thin-wall stake, and the hollow thin-wall stake is inserted into the shallow-layer on weak soil basis, seabed; This method is applicable to the harbour that harbour depth is more shallow;
(2). with pile press the seabed is inserted in the hollow thin-wall stake;
Apply load with pile press to the hollow thin-wall stake, the hollow thin-wall stake is pressed into the seabed, make the hollow thin-wall stake reach projected depth; Pile press can be positioned on the caisson platform or on the floating piler presser;
(3). in the hollow thin-wall stake, dig out the downward pile sinking of silt;
Seabed silt in the hollow thin-wall stake is dug out, make the downward sedimentation of hollow thin-wall stake, the hollow thin-wall stake sinks to reaching projected depth;
(4). the top in the hollow thin-wall stake vacuumizes, and makes the hollow thin-wall stake sink down into projected depth;
Top in the hollow thin-wall stake vacuumizes, and forms negative pressure, makes the hollow thin-wall stake sink down into projected depth;
(5). with general pile driver the seabed is squeezed in the hollow thin-wall stake, made the hollow thin-wall stake reach projected depth, be used for the less hollow thin-wall stake of section.
Describedly make a plurality of annular grooves in the outside on hollow thin-wall stake top and the inboard in caisson platform stanchion hole, during with the gap between the concrete filling hollow thin-wall stake outside and the inboard, caisson platform stanchion hole, the concrete in groove makes hollow thin-wall stake and caisson form firmer integral body.
Described support reinforcing piece is a thin-walled hollow short column body, be positioned in a plurality of rectangles that the caisson platform is divided into or the square vertical space, a plurality of rectangles that are divided in the profile of support reinforcing piece and the caisson platform of packing into or the shape of square space are consistent; Fill with concrete in gap between support reinforcing piece and the caisson platform vertical wall, makes support reinforcing piece and caisson platform form integral body, the wall thickness addition of support reinforcing piece and caisson platform, the bulk strength of increase caisson platform; The support reinforcing piece is formed by stacking by plural piece, and the gusset of vertical direction is arranged in the support reinforcing piece.
The two sides of described caisson land lengths direction are the connection end face of caisson platform, an end that connects end face is the protrusion connecting portion that outwards protrudes, the other end is the recessed connecting portion that inwardly concaves, protrude connecting portion when the caisson platform connects and insert recessed connecting portion, the connected mode of inserting makes the caisson platform connect closely the impact that can better resist wave mutually.
The invention has the beneficial effects as follows: this method is applicable on the weak soil basis builds sea port dock, invests for a short time, and cost is low, and is good in economic efficiency, construction safety efficient height, and the construction period is short.
Description of drawings
1. Fig. 1 is a front view of building sea port dock caisson platform on the weak soil basis.
2. Fig. 2 is a vertical view of building sea port dock caisson platform on the weak soil basis.
3. Fig. 3 is the A-A sectional view of Fig. 1.
4. Fig. 4 builds the caisson platform side sectional view that encloses sea dykes on the weak soil basis.
In the drawings:
1. caisson platform 2. gussets
3. hollow thin-wall stake 4. support reinforcing pieces
5. harbour concrete platform 6. hydraulic reclamation land
7. 8. sea level, basin bottom surface
9. protrude connecting portion 10. recessed connecting portions
11. dividing plate 12. filling stone silts
13. air vent 14. retaining Chao Qiang
15. close extra large platform 16. railings
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: Fig. 1, Fig. 2, Fig. 3 are first kind embodiment of the present invention, and first kind embodiment is used to build sea port dock.
Fig. 1 is a front view of building sea port dock caisson platform on the weak soil basis.Fig. 2 is a vertical view of building sea port dock caisson platform on the weak soil basis.Fig. 3 is the A-A sectional view of Fig. 1.
By among Fig. 1, Fig. 2, Fig. 3 as can be seen, caisson platform 1 is the rectangular bar of steel reinforced concrete casing that the bottom surface by the side of four vertical direction and horizontal direction surrounds, the two sides of caisson land lengths direction are the connection end face of caisson platform, the two sides of caisson berm width direction, one side is the side of bordering on the sea, and one side is to face the side, land; A plurality of gussets 2 that the vertical direction that increases caisson platform intensity is arranged in the caisson platform; Gusset is divided into a plurality of rectangles or square vertical space with the caisson platform.There is the stanchion hole of a plurality of vertical direction of the hollow thin-wall stake of laying the column large section inboard of bordering on the sea the side and facing the side, land of caisson platform.
The caisson platform is produced with the method for flowing water production in enormous quantities by land or on the floating dock box, and manufacturing engineering is carried out as far as possible by land, reduces offshore construction as far as possible, can enhance productivity, reduce cost, produce safer.
The Modern Shipbuilding technology is used for the caisson platform of similar boats and ships, designs and manufactures massive as far as possible caisson platform, the caisson platform is big more heavy more, and is fixing at sea stable more, and caisson platform production efficiency height.The caisson platform can descend water and the floating precalculated position of hauling at sea, the filling silt or the support reinforcing piece 4 of packing in the caisson platform then, and the weight of caisson platform filling silt or support reinforcing piece makes the caisson platform sink to the seabed and connects into harbour stake platform.The caisson platform is not handled original seabed before sinking, and has removed jackstone and has filled out based process work such as sand, and saving time, it is laborsaving to save money.
The caisson platform that is supported by the seabed can be used as the operation platform use, places construction machinery by land job practices construction, reduces the boats and ships offshore construction as far as possible, reduces the influence of marine stormy waves, reduces construction cost.
For supporting the caisson platform, in the stanchion hole of caisson platform, insert the hollow thin-wall stake 3 of large section, the hollow thin-wall stake of large section is a thin-walled hollow long column body, the size of section is very big, the reinforcement gusset that vertical direction is arranged in the hollow thin-wall stake, the profile of hollow thin-wall stake is consistent with the shape in caisson platform stanchion hole, and the hollow thin-wall stake is inserted the seabed by the stanchion hole of caisson platform and reached projected depth.
Fill with cast-in-situ concrete in gap between hollow thin-wall stake and the caisson platform stanchion hole vertical wall, makes hollow thin-wall stake and caisson platform form integral body, and the hollow thin-wall pile is carried the weight of caisson platform.
Make a plurality of annular grooves in the outside on hollow thin-wall stake top and the inboard in caisson platform stanchion hole, when filling in the hollow thin-wall stake outside and the caisson platform stanchion hole side clearance with concrete, groove makes hollow thin-wall stake and the firmer integral body of caisson formation.
The hollow thin-wall stake insertion seabed of large section is dark and section is big, big with the contact area of foundation soil on every side, the barrel of hollow thin-wall stake and the side skin friction of the soil body and bigger first moment of area have improved the supporting capacity and the stability of hollow thin-wall stake, have also just improved the supporting capacity and the stability of sea port dock.
The method of inserting the hollow thin-wall stake of large section to the seabed in the stanchion hole of caisson platform has:
(1). the top filling silt stone or the loading weight of hollow thin-wall stake, the weight of silt stone load weight and hollow thin-wall stake makes the hollow thin-wall stake sink to the shallow-layer on weak soil basis, seabed; This method is applicable to the harbour that harbour depth is more shallow.
(2). with pile press the seabed is inserted in the hollow thin-wall stake.
Apply load with pile press to the hollow thin-wall stake, the hollow thin-wall stake is pressed into the seabed, make the hollow thin-wall stake reach projected depth; Pile press can be positioned on caisson platform or the ship.
(3). in the hollow thin-wall stake, dig out the downward pile sinking of silt.
Seabed silt in the hollow thin-wall stake is dug out, make the downward sedimentation of hollow thin-wall stake, make the hollow thin-wall stake reach projected depth.
(4). the top in the hollow thin-wall stake vacuumizes, and sinks down into projected depth.
Top in the hollow thin-wall stake vacuumizes, and forms negative pressure, sinks down into projected depth.More than can select diverse ways on demand for use.
The stanchion hole of caisson platform is positioned at the side and face the side, land of bordering on the sea of caisson platform, after the stanchion hole of caisson platform is inserted in the hollow thin-wall stake of large section, the reinforced concrete soil thickness that borders on the sea the side and face the side, land is stanchion hole wall, hollow thin-wall pile lining sum, intensity is multiplied, and is enough to tolerate the impact of maximum storm tide.Like this, can when manufacturing and designing the caisson platform, reduce the thickness and the weight of caisson platform wall, under the situation that does not increase caisson platform gross weight, increase the volume of caisson platform as far as possible, can also keep the requirement of strength of caisson platform self.
Build harbour concrete platform 5 in the caisson table top, make it become smooth sea port dock.The harbour concrete platform is in the stake of top seal hollow thin-wall, and the weight of silt and sea port dock concrete platform is further sunk caisson platform and hollow thin-wall stake.
Loading weight on the sea port dock concrete platform, the loading weight is that the caisson platform is carried out preload, the load weight of heavy should surpass the ultimate load of sea port dock and at double insurance amount is arranged, the hollow thin-wall stake also reaches ultimate load, make the caisson platform further drop to design height, behind the loading weight load weight is removed.
On the hydraulic reclamation land in the side, land of facing of sea port dock, form the land-based area innerland of sea port dock.The ground in harbour should carry out reinforcing soft foundation to be handled, and sets plastic draining board.Outside the side of bordering on the sea of sea port dock, dig the pond, Shenzhen and Hong Kong, reach the basin projected depth, finish and build the port.
The characteristics of this method are:
1. sea port dock is not supported on the sea bottom surface, but is supported in the hollow thin-wall stake, fills out based process such as sand so needn't carry out a large amount of jackstones to sea bottom surface, save time, material-saving, saving of labor.
2. insert the hollow thin-wall stake of large section in the caisson platform stanchion hole thereon, and with hollow thin-wall stake and caisson platform easily casting concrete connect into integral body, support the caisson platform with the hollow thin-wall stake, make the good stability of sea port dock.Different with general caisson wharf structure, the caisson platform is not done to support and used, and is different with the sea port dock construction method of high-pile beam structural shape yet.
3. the caisson platform can be used as the operation platform use, can arrange construction operation, can reduce operation on the sea as far as possible, and promptly cost is low again for safety.
4. the caisson platform is the frivolous housing member of the super-big and overweight of steel concrete, can use similar shipbuilding technology and make, descends water, haul, adopts the batch production flowing water mode of production to produce.
5. after the caisson platform sank to the seabed, the internal supports such as support reinforcing piece, hollow thin-wall stake of packing in the frivolous housing of caisson platform made it become integral body with the concrete spouting gap, and the wall thickness of caisson platform and intensity are multiplied.
6. directly build sea port dock, needn't build earlier and enclose sth. made by twisting, save and build the cost that encloses sth. made by twisting in the shallow sea.
The hollow thin-wall stake of inserting large section to the seabed in the stanchion hole of caisson platform is the committed step that makes the caisson platform fixing at sea, must preferably under the situation, finish the hollow thin-wall stake of inserting large section as early as possible in sea situation.
By among the embodiment of Fig. 1, Fig. 2, Fig. 3 as can be seen, at the middle part of hollow thin-wall stake dividing plate 11 is arranged, at dividing plate top filling silt stone 12 or loading weight, the weight of silt stone, load weight and hollow thin-wall stake makes the hollow thin-wall stake sink to the shallow-layer on weak soil basis, seabed; When the hollow thin-wall stake was sunk, seabed silt entered the hollow parts of hollow thin-wall stake, and the air of hollow parts, water, sposh are discharged by the air vent 13 at hollow thin-wall stake dividing plate place.The sinking of this method hollow thin-wall stake is more shallow, is applicable to the harbour that harbour depth is more shallow.
The two sides of caisson land lengths direction are the connection end face of caisson platform, an end that connects end face is the protrusion connecting portion 9 that outwards protrudes, the other end is the recessed connecting portion 10 that inwardly concaves, protrude connecting portion when the caisson platform connects and insert recessed connecting portion, the connected mode of inserting makes the caisson platform connect closely the impact that can better resist wave mutually.
Fig. 4 is the second class embodiment of the present invention, and the second class embodiment is used for construction and encloses sea dykes.Fig. 4 is illustrated in and builds the caisson platform side sectional view that encloses sea dykes on the weak soil basis.
When sea dykes is enclosed in construction, also adopt the caisson platform and the hollow thin-wall stake of same configuration, only be used to block seawater because of enclosing sea dykes, do not excavate basin in the outside of bordering on the sea of caisson platform, so the stability of caisson platform is better.For stopping the impact of storm tide, highly higher retaining tide wall 14 is set up on the top of caisson platform, keeps off damp wall 14 height and should surpass a-hundred-year storm tide.At the place of bordering on the sea on caisson platform top highly lower close extra large platform 15 is arranged, close extra large platform 15 makes things convenient for the visitor to go sight-seeing, and close extra large platform 15 has the railing 16 of protection visitor safety, and close extra large platform can also be done road and use.The height of the extra large platform of parent is higher than the annual mean high water mark, for example the annual mean high water mark in the Bohai Sea be+3.74 meters, the height of close extra large platform can be set at+4 meters.
The 3rd class embodiment of the present invention is used to build mole.The structure of construction sea port dock of the present invention can be directly used in the construction mole, needn't excavate basin, needn't carry out a large amount of jackstones to sea bottom surface and fill out based process such as sand, also needn't separate the seawater both sides with the caisson platform in the opposite side sea reclamation, promptly is mole.
Piece number 8 expression sea level among the figure.
On the caisson platform, insert the hollow thin-wall stake of large section to the seabed, hollow thin-wall stake insertion seabed is dark and section is big, big with the contact area of foundation soil on every side, the barrel of the hollow thin-wall stake of large section and the side skin friction of the soil body and bigger first moment of area have improved supporting capacity and stability, support caisson platform that can be fabulous has also just improved the supporting capacity and the stability of sea port dock.
This method is applicable on the weak soil basis builds sea port dock, invests for a short time, and cost is low, and is good in economic efficiency, construction safety efficient height, and the construction period is short, also is applicable to the construction of enclosing sea dykes, mole simultaneously.
Claims (5)
1. method of building sea port dock on the weak soil basis is characterized in that:
The method step of building sea port dock comprises:
(1). build the caisson platform by land;
The caisson platform is the rectangular bar of steel reinforced concrete casing that the bottom surface by the side of four vertical direction and horizontal direction surrounds, the two sides of caisson land lengths direction are the connection end face of caisson platform, the two sides of caisson berm width direction, one side is the side of bordering on the sea, one side is to face the side, land; A plurality of gussets that the vertical direction that increases caisson platform intensity is arranged in the caisson platform; Gusset is divided into a plurality of rectangles or square vertical space with the caisson platform; There is the stanchion hole of a plurality of vertical direction of the hollow thin-wall stake of laying the column large section inboard that the caisson platform borders on the sea the side and faces the side, land; The caisson platform is produced with the method for flowing water production in enormous quantities by land or on the floating dock box;
(2). the floating at sea precalculated position of hauling of caisson platform, sink and connect into the platform that borders on the sea of sea port dock;
After the caisson platform is made by land, with water under the caisson platform and the floating at sea precalculated position of hauling, in the caisson platform, pack into then silt stone or support reinforcing piece, the weight of silt stone or support reinforcing piece makes the caisson platform sink to the seabed and connects into a platform that borders on the sea of sea port dock;
(3). on the caisson platform, insert the hollow thin-wall stake of large section;
The hollow thin-wall stake of large section is a thin-walled hollow long column body, the reinforcement gusset that vertical direction is arranged in the hollow thin-wall stake, the profile of hollow thin-wall stake is consistent with the shape in caisson platform stanchion hole, the hollow thin-wall stake is inserted the seabed by caisson platform stanchion hole, make the hollow thin-wall stake reach projected depth, fill with concrete in gap between hollow thin-wall stake and the caisson platform stanchion hole vertical wall, makes hollow thin-wall stake and caisson platform form integral body;
(4). the caisson table top is built the sea port dock concrete platform;
Build the sea port dock concrete platform in the caisson table top, the sea port dock concrete platform also makes sea port dock smooth in the stake of top seal hollow thin-wall, and the weight of sea port dock concrete platform is further sunk caisson platform and hollow thin-wall stake;
(5). sea port dock concrete platform loading weight;
Loading weight on the sea port dock concrete platform makes the caisson platform further drop to design height, and the load weight of heavy should surpass the ultimate load of sea port dock and at double insurance amount is arranged, and behind the loading weight load weight is removed;
(6). the land consolidation process is also carried out in hydraulic reclamation land, digs the pond, Shenzhen and Hong Kong;
On the hydraulic reclamation land in the side, land of facing of sea port dock, form the land-based area innerland of sea port dock, carry out the land consolidation process.Outside the side of bordering on the sea of sea port dock, dig the pond, Shenzhen and Hong Kong, reach the basin projected depth, finish and build the port.
2. method of building sea port dock on the weak soil basis according to claim 1 is characterized in that: the distinct methods that inserts the hollow thin-wall stake of large section to the seabed in the stanchion hole of caisson platform is;
(1). the top filling silt stone or the loading weight of hollow thin-wall stake, the weight of silt stone load weight and hollow thin-wall stake sink the hollow thin-wall stake, and the hollow thin-wall stake is inserted into the shallow-layer on weak soil basis, seabed; This method is applicable to the harbour that harbour depth is more shallow;
(2). with pile press the seabed is inserted in the hollow thin-wall stake;
Apply load with pile press to the hollow thin-wall stake, the hollow thin-wall stake is pressed into the seabed, make the hollow thin-wall stake reach projected depth; Pile press can be positioned on the caisson platform or on the floating piler presser;
(3). in the hollow thin-wall stake, dig out the downward pile sinking of silt;
Seabed silt in the hollow thin-wall stake is dug out, make the downward sedimentation of hollow thin-wall stake, the hollow thin-wall stake sinks to reaching projected depth;
(4). the top in the hollow thin-wall stake vacuumizes, and makes the hollow thin-wall stake sink down into projected depth;
Top in the hollow thin-wall stake vacuumizes, and forms negative pressure, makes the hollow thin-wall stake sink down into projected depth;
(5). with general pile driver the seabed is squeezed in the hollow thin-wall stake, made the hollow thin-wall stake reach projected depth, be used for the less hollow thin-wall stake of section.
3. method of on the weak soil basis, building sea port dock according to claim 1, it is characterized in that: make a plurality of annular grooves in the outside on hollow thin-wall stake top and the inboard in caisson platform stanchion hole, during with the gap between the concrete filling hollow thin-wall stake outside and the inboard, caisson platform stanchion hole, the concrete in groove makes hollow thin-wall stake and caisson form firmer integral body.
4. method of on the weak soil basis, building sea port dock according to claim 1, it is characterized in that: the support reinforcing piece is a thin-walled hollow short column body, be positioned in a plurality of rectangles that the caisson platform is divided into or the square vertical space, a plurality of rectangles that are divided in the profile of support reinforcing piece and the caisson platform of packing into or the shape of square space are consistent; Fill with concrete in gap between support reinforcing piece and the caisson platform vertical wall, makes support reinforcing piece and caisson platform form integral body, the wall thickness addition of support reinforcing piece and caisson platform, the bulk strength of increase caisson platform; The support reinforcing piece is formed by stacking by plural piece, and the gusset of vertical direction is arranged in the support reinforcing piece.
5. method of on the weak soil basis, building sea port dock according to claim 1, it is characterized in that: the two sides of caisson land lengths direction are the connection end face of caisson platform, an end that connects end face is the protrusion connecting portion that outwards protrudes, the other end is the recessed connecting portion that inwardly concaves, protrude connecting portion when the caisson platform connects and insert recessed connecting portion, the connected mode of inserting makes the caisson platform connect closely the impact that can better resist wave mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100690684A CN101899824A (en) | 2009-06-01 | 2009-06-01 | Method for building harbor wharf based on soft soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100690684A CN101899824A (en) | 2009-06-01 | 2009-06-01 | Method for building harbor wharf based on soft soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101899824A true CN101899824A (en) | 2010-12-01 |
Family
ID=43225711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100690684A Pending CN101899824A (en) | 2009-06-01 | 2009-06-01 | Method for building harbor wharf based on soft soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101899824A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071663A (en) * | 2010-12-23 | 2011-05-25 | 中国建筑第二工程局有限公司 | Combined concrete rectangular open caisson harbor basin and construction method thereof |
| CN103321241A (en) * | 2013-06-26 | 2013-09-25 | 上海大学 | Deepwater open type wharf with combined foundation and method for constructing deepwater open type wharf |
| CN108277816A (en) * | 2018-01-04 | 2018-07-13 | 浙江大学城市学院 | A kind of digging-free construction method of well foundation |
| CN109555078A (en) * | 2018-12-25 | 2019-04-02 | 广州粤科工程技术有限公司 | A kind of Gravity Type Casisson Berth and its construction method |
| CN110607799A (en) * | 2018-06-15 | 2019-12-24 | 深圳市移动海工技术有限公司 | Multifunctional caisson foundation structure and burial depth control method thereof |
| CN111979971A (en) * | 2020-07-30 | 2020-11-24 | 杭州水利水电勘测设计院有限公司 | Sea pond structure |
| CN113330164A (en) * | 2019-02-28 | 2021-08-31 | 株式会社攸朱 | Method for constructing underwater concrete block structure |
-
2009
- 2009-06-01 CN CN2009100690684A patent/CN101899824A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071663A (en) * | 2010-12-23 | 2011-05-25 | 中国建筑第二工程局有限公司 | Combined concrete rectangular open caisson harbor basin and construction method thereof |
| CN102071663B (en) * | 2010-12-23 | 2012-01-25 | 中国建筑第二工程局有限公司 | Combined concrete rectangular open caisson harbor basin and construction method thereof |
| CN103321241A (en) * | 2013-06-26 | 2013-09-25 | 上海大学 | Deepwater open type wharf with combined foundation and method for constructing deepwater open type wharf |
| CN103321241B (en) * | 2013-06-26 | 2015-10-07 | 上海大学 | Deep water open type combination foundation harbour and construction method thereof |
| CN108277816A (en) * | 2018-01-04 | 2018-07-13 | 浙江大学城市学院 | A kind of digging-free construction method of well foundation |
| CN110607799A (en) * | 2018-06-15 | 2019-12-24 | 深圳市移动海工技术有限公司 | Multifunctional caisson foundation structure and burial depth control method thereof |
| CN110607799B (en) * | 2018-06-15 | 2024-03-22 | 深圳市移动海工技术有限公司 | Multifunctional caisson foundation structure and burial depth control method thereof |
| CN109555078A (en) * | 2018-12-25 | 2019-04-02 | 广州粤科工程技术有限公司 | A kind of Gravity Type Casisson Berth and its construction method |
| CN113330164A (en) * | 2019-02-28 | 2021-08-31 | 株式会社攸朱 | Method for constructing underwater concrete block structure |
| CN111979971A (en) * | 2020-07-30 | 2020-11-24 | 杭州水利水电勘测设计院有限公司 | Sea pond structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101899824A (en) | Method for building harbor wharf based on soft soil | |
| CN103321241B (en) | Deep water open type combination foundation harbour and construction method thereof | |
| CN103362113B (en) | Offshore wind farm, bridge and marine works local buoyancy ocean platform and construction method | |
| CN103255742B (en) | Frame wall pile type wharf | |
| CN201520954U (en) | Caisson platform for building docks | |
| KR101211811B1 (en) | Cast in concrete pile With precast type Caisson | |
| CN102080364B (en) | Pile bearing caisson seawall and construction method thereof | |
| CN210887094U (en) | Gravity wharf upgrading structure | |
| CN109736343A (en) | Offshore wind power foundation, its installation method and wind power generating set | |
| CN103374900B (en) | Build the gravity type quay on muddy foundation and construction method thereof | |
| CN201962644U (en) | Pile-supported type caisson seawall | |
| CN201649036U (en) | Pipe pile platform used for building dock | |
| CN104294749A (en) | Method for installing cylinder foundation trestle structure | |
| CN102061678A (en) | Method for building seaport wharf on soft soil base of coastal beach | |
| CN203256681U (en) | Frame-wall pile type wharf | |
| CN111155429A (en) | Construction method for bridge sand blowing island building in still water deep water area | |
| CN1382876A (en) | Gravitation-type deep-water dock structure with cylindrical base on soft foundation | |
| CN201520955U (en) | Oversized section hollow thin-wall pile used for bearing caission platform | |
| KR102078934B1 (en) | Base supporting structure for bridge type floating structure and method of constructing the same | |
| CN102587316A (en) | Caisson type high-pile seawall and construction method thereof | |
| CN215629710U (en) | Sheet pile shore-connection type high-pile wharf structure suitable for deep peat soil soft foundation | |
| CN101922148B (en) | Bridge and culvert type sheet-pile structure | |
| CN210887256U (en) | Straight combined sheet pile-ground wall-connecting type frame of water retaining cofferdam | |
| CN113585168A (en) | Sheet pile shore-connection type high-pile wharf structure suitable for deep peat soil soft foundation and construction method | |
| CN203498797U (en) | Slope type caisson breakwater with supporting piles and downward-inserted boxes |
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: 20101201 |