CN112942238B - Novel stepped type off-shore slope wharf and construction method thereof - Google Patents
Novel stepped type off-shore slope wharf and construction method thereof Download PDFInfo
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- CN112942238B CN112942238B CN202110120417.1A CN202110120417A CN112942238B CN 112942238 B CN112942238 B CN 112942238B CN 202110120417 A CN202110120417 A CN 202110120417A CN 112942238 B CN112942238 B CN 112942238B
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000010410 layer Substances 0.000 claims description 20
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000004570 mortar (masonry) Substances 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 6
- 238000011161 development Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/068—Landing stages for vessels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The invention discloses a novel stepped revetment slope wharf and a construction method thereof, wherein a plurality of stages of stepped revetment slope wharfs with different elevations are arranged along a shoreline in a wide water level range, and a plurality of berths can be arranged along the shore by fully utilizing a plurality of water surface intersecting lines formed by a water surface and a multi-stage stepped ramp way under the same water level through reasonable slope arrangement, so that the utilization rate of the shoreline is improved, the defect of low utilization rate of the shoreline of the traditional revetment slope wharf is overcome, and the novel stepped revetment slope wharf has good applicability in reservoirs and rivers with large water level change and steep bank slopes, meets the era requirement that great protection is not realized and development is not realized.
Description
Technical Field
The invention relates to the field of design of slope wharfs. More particularly, the invention relates to a novel stepped type off-shore slope wharf and a construction method thereof.
Background
The slope wharf has the advantages of simple process, strong adaptability to water level change and low manufacturing cost, and is widely applied. The slope wharf is divided into a slope wharf which is arranged in a vertical bank slope and a slope wharf which is arranged along the bank according to the slope direction, the slope wharf is usually arranged along the bank slope, the wharf front edge is far away from a main channel, navigation is facilitated, the flood is influenced a little, and meanwhile, the slope wharf has the defects that the length of a bank line is too long, and the utilization rate of the bank line is low. With the rapid development of wharf construction, the available shoreline resources are less and less, the shoreline resources become more valuable, and the characteristic of low utilization rate of the shoreline of the quayside slope wharf causes general attention. Under the background, in order to fully exert the advantages of the off-shore slope wharf and overcome the defect of low utilization rate of the shore line of the off-shore slope wharf, innovative design needs to be carried out on the existing off-shore slope wharf.
Disclosure of Invention
The invention aims to provide a novel stepped type off-shore slope wharf and a construction method thereof, and aims to overcome the defect that the existing off-shore slope wharf is low in shoreline utilization rate.
To achieve these objects and other advantages and in accordance with the purpose of the invention, as embodied and broadly described herein, there is provided a novel stepped ashore ramp wharf, wherein the ramp is stepped in multiple steps and extends along a shoreline, an upper surface of each step of the ramp is inclined downward toward a downstream direction of the shoreline and forms an acute angle with a horizontal plane, and a berth is provided on the ramp.
Preferably, the slope of each grade of the ramp is uniform.
Preferably, the ramp is built as an organic whole from bottom to top by multilayer retaining wall, and the elevation of each layer of retaining wall in the direction perpendicular to the shoreline rises from the waters to the land area in proper order and retreats from bottom to top step by step, thereby makes the ramp form multistage echelonment in the one side that is located the waters.
Preferably, every layer of retaining wall is connected as an organic wholely by the extending direction in bank line of a plurality of vertical type retaining wall in rows, all is provided with the outlet on every vertical type retaining wall.
Preferably, the upper surface of the ramp at the end near the upstream of the shoreline of each stage extends horizontally to form land-contacting portions, and all the land-contacting portions are located in the same horizontal plane.
Preferably, the device further comprises a mooring auxiliary mechanism, wherein the mooring auxiliary mechanism comprises:
the lifting upright columns are fixedly arranged at one end of the shore connecting part, which is positioned at the downstream of the water flow direction, at least one shore connecting part is provided with a lifting upright column, each lifting upright column is provided with a fixed end and a lifting end, and the axis of each lifting end is downwards provided with a cylindrical groove;
the moving block is of a trapezoidal structure and is arranged corresponding to each grade of ramp, the lower surface of the moving block is an inclined surface and is consistent with the gradient of the upper surface of the corresponding ramp, the lower surface of the moving block is connected with the upper surface of the ramp in a sliding manner, the upper surface of the moving block is a horizontal plane and is provided with a groove downwards, and a cable is connected between the moving block and the fixed end of the lifting upright post;
positioning mechanism, it includes the L type sleeve pipe that the level set up, L type sheathed tube vertical portion stretch into downwards cylindrical inslot and with the lift end between rotatable coupling of lift stand, sliding connection has the slide bar in the sheathed tube horizontal part of L type, L type sheathed tube outer wall is improved level and is provided with the top and pushes away the cylinder, the cylinder body that pushes away the cylinder is fixed with the horizontal part of L type sleeve pipe, flexible end is fixed with the slide bar, the free end of slide bar stretches out to L type sleeve pipe outside and downward articulated be fixed with the joint piece, the shape of joint piece and recess matches.
The invention also provides a construction method of the novel stepped type off-shore slope wharf, which comprises the following steps:
s1, after the foundation trench is excavated and accepted, constructing the riprap foundation bed;
s2, after acceptance of the riprap foundation bed, constructing the ramp, dividing the ramp into a multilayer structure from bottom to top, and then constructing layer by layer from bottom to top, so that the elevation of each layer of retaining wall in the direction vertical to the shoreline is sequentially raised from a water area to a land area and gradually retreats from bottom to top, thereby forming the multistage stepped ramp;
and S3, after the construction of the slope ramp is finished, performing surface layer construction, and finally installing wharf accessories and protection facilities.
Preferably, when the slope of the slope way and the height difference between slope ways of different levels are set, the horizontal distance between the water surface and the intersection line of the two water surfaces respectively formed between the two slope ways of the water surface and the two slope ways of the water surface under the same water level is more than or equal to 1 berth length, and the berth length is determined by a formula
And calculating and rounding the value of n, wherein d is the height difference between two adjacent grades, a is the gradient of the grade, and L is the length of a single berth, and 1 berth is arranged on each adjacent grade n of grade according to the rounding result.
Preferably, when each layer of the slope is constructed, a retaining wall is built along a bank line by a mortar-masonry method, and the retaining wall is provided with a drain hole.
The invention at least comprises the following beneficial effects: the invention sets up multistage step type embankment slope wharfs with different elevations along the bank line in a very wide water level range, fully utilizes a plurality of water surface intersecting lines formed by a water surface under the same water level and a multistage step slope way through reasonable slope setting, can set up a plurality of berths along the bank, improves the utilization rate of the bank line, overcomes the defect of low utilization rate of the bank line of the traditional embankment slope wharf, has good applicability in reservoirs and rivers with larger water level change and steeper bank slopes, and meets the times of only making great protection and not making great development.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a top view structural view of a conventional ashore slope dock;
fig. 2 is a schematic structural view of the novel stepped ashore ramp wharf of the present invention;
fig. 3 is a top view structural diagram of the novel stepped quay slope wharf of the present invention;
fig. 4 is a side view structural diagram of the novel stepped off-shore ramp wharf of the present invention;
fig. 5 is a side view structural view of a mooring assist mechanism according to an embodiment of the present invention.
The specification reference numbers indicate: 1. ramp, 2, vertical retaining wall, 3, outlet, 4, meet bank portion, 5, riprap foundation bed, 6, surface of water intersection line, 7, cargo ship, 8, lift stand, 9, stiff end, 10, lift end, 11, cylindrical groove, 12, movable block, 13, recess, 14, hawser, 15, L type sleeve pipe, 16, top push cylinder, 17, slide bar, 18, joint piece, 19, grooving, 20, the surface of water, 101, first grade ramp, 102, second grade ramp, 103, third grade ramp.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The conventional quay structure with the slope along the shore is shown in fig. 1, and has low utilization rate on the shore line, so that only one ship can be moored.
As shown in fig. 2-4, the present invention provides a novel stepped type off-shore slope wharf, which comprises a slope ramp 1, wherein the slope ramp 1 is in a multi-stage step shape and extends along a shore line, the upper surface of each stage of slope ramp 1 is inclined downwards towards the downstream direction of the shore line, an included angle formed between the upper surface of each stage of slope ramp 1 and a horizontal plane is an acute angle, and a berth is arranged on the slope ramp 1.
When the position of the ramp 1 and the number of the steps are designed, the water surface 20 where the water level is located can submerge the bottom end of the ramp 1 with more than two steps, the ramp 1 is inclined towards the shore line and is arranged into a multi-step shape relative to the downstream direction of water flow, a water surface intersection line 6 can be generated between the water surface 20 and the upper surface of each step of the ramp 1, so that a plurality of water surface intersection lines 6 are generated between the multi-step ramp 1 and the water surface 20, the ramp 1 is named as a first-stage ramp 101, a first-stage ramp 102 and an Nth-stage ramp 1 from the top to the bottom, a first water surface intersection line 6 is formed between the water surface 20 and the first-stage ramp 101 closest to the land area from the downstream end, a second water surface intersection line 6 is formed between the water surface 20 and the first-stage ramp 102, and the Nth-stage ramp 1 is sequentially descended, and an Nth water surface intersection line 6 is formed between the water surface 20 and the Nth-stage ramp 1, therefore, a first berth is arranged in a space between the first water surface intersection line 6 and the second water surface intersection line 6 on the first-stage ramp 101, a second berth is arranged in a space between the second water surface intersection line 6 and the third water surface intersection line 6 on the first-stage ramp 102, and the like, and the last berth is the Nth berth arranged at the upstream of the Nth-stage ramp 1 of the Nth water surface intersection line 6.
Therefore, the invention sets up the multistage step-type embankment slope wharf with different elevations along the bank line in a very wide water level range, fully utilizes the intersection line of the water surface under the same water level and the multiple water surfaces formed by the multistage step slope ramp through reasonable slope setting, can set up a plurality of berths along the bank, improves the utilization rate of the bank line, overcomes the defect of low utilization rate of the bank line of the traditional embankment slope wharf, has good applicability in reservoirs and rivers with larger water level change and steeper bank slopes, and meets the times of only making great protection and not making great development.
For example, a dock is built on a shore line which is about 328 meters long and runs nearly straight, one cargo ship body of 1000t is about 65 meters long, only one cargo ship body can be moored on a traditional shore-following type slope dock, but by using the technical scheme of the invention, the slope of the inclined ramp is set to be 1:20, 3 grades of inclined ramps are arranged, each grade of inclined ramp is 8 meters wide, the first grade of inclined ramp 101 is 4 meters higher than the second grade of inclined ramp 102, the second grade of inclined ramp 102 is 4 meters higher than the third grade of inclined ramp 103, and the first grade of inclined ramp 101 is 10 meters higher, so that under the condition that the water surface can reach the upper surfaces of at least two grades of inclined ramps, namely the second grade of inclined ramp 102 and the third grade of inclined ramp 103, the water surface at least respectively forms a water surface intersection with the second grade of inclined ramp 102 and the third grade of inclined ramp 103, and a water surface intersection may be formed downstream of the first grade of inclined ramp 101, which is positioned at the water surface intersection of the second grade of ramp 102, the length between the adjacent water surface intersecting lines in the shoreline direction is 80 meters, the position between the water surface intersecting line of the second-stage slope ramp 102 and the water surface intersecting line of the third-stage slope ramp 103 is used as a central berth, and berths are respectively generated between the upstream and the downstream of the central berth and the corresponding first-stage slope ramp, namely 3 berths are generated by the 3-stage slope ramps, so that 3 cargo ships with 1000t can be berthed at the same time.
In another solution, as shown in fig. 2-4, the slope of the ramp 1 is uniform at each stage.
The slope of each grade of slope ramp 1 is set to be consistent, so that the length of each berth is conveniently controlled, construction is convenient, and the construction cost is reduced.
In another technical solution, as shown in fig. 2 to 4, the ramp 1 is built by multiple layers of retaining walls from bottom to top, all the retaining walls are located on one side of the water area, and the elevation of each retaining wall in the direction perpendicular to the shoreline is sequentially raised from the water area to the land area and gradually retreats from bottom to top, so that the ramp 1 forms a multi-step shape on one side of the water area.
In the technical field, the slope ramp 1 is generally set to be a multi-layer retaining wall structure by approaching to a water area direction, namely advancing and retreating to a land area direction, the slope ramp 1 can form a step-shaped slope ramp 1 by setting elevations and horizontal directions of the retaining wall at different layers vertical to a shoreline direction, different sizes of the retaining wall can be set according to design requirements, construction is facilitated, and the applicability to different geological environments and different mooring requirements is improved.
In another technical scheme, as shown in fig. 2-4, each layer of retaining wall is formed by connecting a plurality of vertical retaining walls 2 in rows along the extending direction of the shoreline, and each vertical retaining wall 2 is provided with a drain hole 3.
Vertical type retaining wall 2 is one kind of gravity type retaining wall, selects vertical type retaining wall 2 to conveniently fill out soil and easily tamps and adapts to the steeper condition of topography easily, sets up outlet 3 and gets rid of the moisture that the soil body contains to reduce the effect of the horizontal thrust of the soil body to the retaining wall.
In another technical solution, as shown in fig. 5, the device further includes a mooring auxiliary mechanism, and the mooring auxiliary mechanism includes:
the lifting upright columns 8 are fixedly arranged at one ends of the land receiving parts 4 at the downstream in the water flow direction, at least one of the land receiving parts 4 is provided with the lifting upright column 8, each lifting upright column 8 is provided with a fixed end 9 and a lifting end 10, and the axis of each lifting end 10 is downwards provided with a cylindrical groove 11;
the moving block 12 is of a trapezoidal structure and is arranged corresponding to each grade of the ramp 1, the lower surface of the moving block 12 is an inclined surface and is consistent with the gradient of the upper surface of the corresponding ramp 1, the lower surface of the moving block 12 is connected with the upper surface of the ramp 1 in a sliding manner, the upper surface of the moving block 12 is a horizontal plane and is provided with a groove 13 downwards, and a cable 14 is connected between the moving block 12 and the fixed end 9 of the lifting upright post 8;
the positioning mechanism comprises an L-shaped sleeve 15 which is horizontally arranged, a vertical part of the L-shaped sleeve 15 extends downwards into the cylindrical groove 11 and is rotatably connected with the lifting end 10 of the lifting upright post 8, a sliding rod 17 is connected in the horizontal part of the L-shaped sleeve 15 in a sliding manner, a pushing cylinder 16 is horizontally arranged on the outer wall of the L-shaped sleeve 15, a cylinder body of the pushing cylinder 16 is fixed with the horizontal part of the L-shaped sleeve 15, a telescopic end of the pushing cylinder is fixed with the sliding rod 17, a free end of the sliding rod 17 extends out of the L-shaped sleeve 15 and is hinged downwards to be fixed with a clamping block 18, and the clamping block 18 is matched with the groove 13 in shape.
Before use, the mooring rope 14 is wound on the lifting upright post 8, the moving block 12 can be accommodated on the shore connecting part 4, relevant auxiliary mooring equipment is installed on the moving block 12, when the device is used, the mooring rope 14 is released according to the water level change of the water surface 20, the moving block 12 is moved to the upper surface of the corresponding primary ramp 1, because the moving block 12 is of a trapezoidal structure, the upper surface of the moving block 12 is a horizontal plane, when the device is moved to be close to the water surface 20, the mooring rope 14 is stopped to be released, the mooring rope 14 is locked, then the positioning rod is rotated according to the position of the moving block 12, meanwhile, the lifting upright post 8 can be started according to the water level height of the water surface 20, the height of the lifting end 10 is adjusted, the pushing cylinder 16 is started, the length of the sliding rod 17 extending out of the L-shaped sleeve 15 is adjusted, the clamping block 18 is positioned above the groove 13 of the moving block 12, the lifting upright post 8 is driven to descend, and the clamping block 18 extends downwards into the groove 13, the movable block 12 is positioned and fixed, then when the cargo ship 7 is moored, the operation can be carried out through the related auxiliary mooring equipment on the movable block 12, after the use, the lifting upright post 8 is driven to ascend, so that the clamping block 18 leaves the groove 13, the pushing cylinder 16 is retracted, the withdrawing cable 14 is wound on the fixed end 9 of the lifting upright post 8 again, and the movable block 12 returns to the shore connection part 4. By arranging the auxiliary mooring mechanism, relevant facilities are arranged on the moving block 12 to match the mooring work of the ship, and the pushing cylinder 16 and the cable 14 are adjusted to change the position of the moving block 12 according to different water level changes so as to match the change of the horizontal position of the cargo ship 7 under the water level change, so that the adaptability is high. Preferably, a rope groove 19 is circumferentially arranged on the fixed end 9, and one end of the cable 14 is wound on the fixed end 9 of the lifting upright post 8 along the rope groove 19, so that the cable 14 can be conveniently stored.
The invention also provides a construction method of the novel stepped type off-shore slope wharf, which comprises the following steps:
s1, after the foundation trench is excavated and accepted, constructing the riprap foundation bed 5;
s2, after acceptance of the riprap foundation bed 5, constructing the ramp 1, dividing the ramp 1 into a multilayer structure from bottom to top, and then constructing layer by layer from bottom to top, so that the elevation of each layer of retaining wall in the direction vertical to the shoreline is sequentially raised from a water area to a land area and gradually retreats from bottom to top, thereby forming the multistage stepped ramp 1;
specifically, when the gradient of the ramp 1 and the height difference between the ramps 1 of different levels are set, the horizontal distance between the water surface 20 and the water surface intersection line 6 formed between two levels of the ramps 1 is more than or equal to 1 berth length under the same water level, and the berth length is determined according to a formula
And calculating and rounding the value of n, wherein d is the height difference between the adjacent two stages of the ramp 1, a is the gradient of the ramp 1, L is the single berth length, and 1 berth is arranged in each adjacent n stages of the ramp 1 according to the rounding result. When constructing each layer of the slope 1, a retaining wall is built along a shore line by a mortar-masonry method, and a drain hole 3 is arranged on the retaining wall.
And S3, after the construction of the slope 1 is finished, performing surface layer construction, and finally installing wharf accessories and protection facilities.
While embodiments of the invention have been described above, it is not intended to be limited to the details shown, described and illustrated herein, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed, and to such extent that such modifications are readily available to those skilled in the art, and it is not intended to be limited to the details shown and described herein without departing from the general concept as defined by the appended claims and their equivalents.
Claims (3)
1. The novel stepped type off-shore slope wharf is characterized by comprising slope ramps, wherein the slope ramps are in a multi-stage step shape and extend along a shore line, the upper surface of each stage of slope ramp slopes downwards towards the downstream direction of the shore line, an included angle formed between the upper surface of each stage of slope ramp and a horizontal plane is an acute angle, and the slope ramps are provided with berths; the slope grade of each grade of slope way is consistent;
the slope ramp is built into a whole from bottom to top by a plurality of layers of retaining walls, and the elevation of each layer of retaining wall in the direction vertical to the shoreline is sequentially raised from a water area to a land area and gradually retreated from bottom to top, so that the slope ramp forms a multi-stage ladder shape on one side of the water area;
each layer of retaining wall is formed by connecting a plurality of vertical retaining walls into a whole in a row along the extending direction of a shoreline, and each vertical retaining wall is provided with a water drainage hole;
the upper surface of one end of each grade of ramp close to the upstream of the shoreline extends horizontally to form a land connecting part, and all the land connecting parts are positioned in the same horizontal plane;
still include the auxiliary mechanism that moors, the auxiliary mechanism that moors includes:
the lifting upright columns are fixedly arranged at one end of the shore connecting part, which is positioned at the downstream of the water flow direction, at least one shore connecting part is provided with a lifting upright column, each lifting upright column is provided with a fixed end and a lifting end, and the axis of each lifting end is downwards provided with a cylindrical groove;
the moving block is of a trapezoidal structure and is arranged corresponding to each grade of ramp, the lower surface of the moving block is an inclined surface and is consistent with the gradient of the upper surface of the corresponding ramp, the lower surface of the moving block is connected with the upper surface of the ramp in a sliding manner, the upper surface of the moving block is a horizontal plane and is provided with a groove downwards, and a cable is connected between the moving block and the fixed end of the lifting upright post;
positioning mechanism, its L type sleeve pipe that includes the level setting, but L type sheathed tube vertical portion stretch into downwards cylindrical inslot and with the lift end of lift stand between rotatable coupling, sliding connection has the slide bar in L type sheathed tube horizontal part, the level is provided with the top and pushes away the cylinder on the sheathed tube outer wall of L type, the cylinder body that pushes away the cylinder is fixed with the horizontal part of L type sleeve pipe, flexible end is fixed with the slide bar, the free end of slide bar stretches out to L type sleeve pipe outside and articulated downwards is fixed with the joint piece, the shape matching of joint piece and recess.
2. The construction method of the novel stepped ashore ramp wharf as claimed in claim 1, characterized by comprising the following steps:
s1, after the foundation trench is excavated and accepted, carrying out construction of the riprap foundation bed;
s2, after acceptance of the riprap foundation bed, constructing the ramp, dividing the ramp into a multilayer structure from bottom to top, and then constructing layer by layer from bottom to top, so that the elevation of each layer of retaining wall in the direction vertical to the shoreline is sequentially raised from a water area to a land area and gradually retreats from bottom to top, thereby forming the multistage stepped ramp;
s3, after the construction of the slope ramp is finished, performing surface layer construction, and finally installing wharf accessories and protection facilities;
when the gradient of the slope ramp and the height difference between slope ramps of different levels are set, the horizontal distance between the water surface and the intersection line of two water surfaces respectively formed between two slope ramps under the same water level is more than or equal to 1 berth length, and the berth length is determined by a formula
And calculating and rounding the value of n, wherein d is the height difference between two adjacent grades, a is the gradient of the grade, and L is the length of a single berth, and 1 berth is arranged on each adjacent grade n of grade according to the rounding result.
3. The method as claimed in claim 2, wherein a retaining wall is built along the bank line by a mortar method and drain holes are formed in the retaining wall when each layer of the ramp is constructed.
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| CN202110120417.1A CN112942238B (en) | 2021-01-28 | 2021-01-28 | Novel stepped type off-shore slope wharf and construction method thereof |
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| CN202110120417.1A CN112942238B (en) | 2021-01-28 | 2021-01-28 | Novel stepped type off-shore slope wharf and construction method thereof |
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| US6082931A (en) * | 1998-04-20 | 2000-07-04 | Valuequest, Inc. | Modular maritime dock design |
| CN103821106A (en) * | 2014-02-17 | 2014-05-28 | 广州市市政工程设计研究院 | Small-scale fishing port and riverway revetment structure |
| CN207015190U (en) * | 2017-07-25 | 2018-02-16 | 无锡同春新能源科技有限公司 | A kind of charging device of swimming to be met water installed in river levee on slope |
| CN214530489U (en) * | 2021-01-28 | 2021-10-29 | 中交武汉港湾工程设计研究院有限公司 | Novel step type off-shore slope wharf |
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2021
- 2021-01-28 CN CN202110120417.1A patent/CN112942238B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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