CN111455932A - Laying method of separated building blocks applied to reservoir protection slope - Google Patents

Laying method of separated building blocks applied to reservoir protection slope Download PDF

Info

Publication number
CN111455932A
CN111455932A CN202010289754.9A CN202010289754A CN111455932A CN 111455932 A CN111455932 A CN 111455932A CN 202010289754 A CN202010289754 A CN 202010289754A CN 111455932 A CN111455932 A CN 111455932A
Authority
CN
China
Prior art keywords
block
building
blocks
separated
laying
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
Application number
CN202010289754.9A
Other languages
Chinese (zh)
Other versions
CN111455932B (en
Inventor
李旺林
于海瑞
薛霞
普永柽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Jinan
Original Assignee
University of Jinan
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by University of Jinan filed Critical University of Jinan
Priority to CN202010289754.9A priority Critical patent/CN111455932B/en
Publication of CN111455932A publication Critical patent/CN111455932A/en
Application granted granted Critical
Publication of CN111455932B publication Critical patent/CN111455932B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E02B3/14Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof

Abstract

The invention provides a laying method of a separated building block applied to reservoir slope protection, which is used for solving the problem that the building block is inconvenient to disassemble and replace after being damaged, and achieving the beneficial effects that the damaged building block is convenient to replace and the action of the original building block is not influenced; the building block comprises a separated building block and an integral building block matched with the separated building block. The integral building blocks and the separated building blocks are mixed and paved, so that the construction is simple, the integral stability is ensured, meanwhile, the separated building blocks are easy to disassemble, and the later maintenance is easy; when building the local building block of unit and damaging, can dismantle the disconnect-type building block of adjacent region, realize local change, make the long steady operation of bank protection when the guarantee wholeness.

Description

Laying method of separated building blocks applied to reservoir protection slope
Technical Field
The invention belongs to the technical field of reservoir slope protection equipment, and particularly relates to a method for paving a separated building block applied to reservoir slope protection.
Background
At present, the common slope protection forms of reservoir dams comprise dry masonry, mortar masonry, concrete panels, concrete plates, novel vertical interlocking blocks and the like. The common dry masonry and grouted masonry revetment have uneven yield and material quality, are limited by construction period and mining conditions, and do not have widely applied conditions; although the vertical interlocking block has the advantage of good embedding effect, the traditional vertical interlocking block is influenced by the quality of the revetment, the manufacturing process and the like, and part of building blocks can generate internal quality defects and are not easy to find out, the building blocks are damaged due to the fact that the building blocks close to the water belt of the revetment are impacted by waves and washed all the year round, and the interlocking block in the northern area can be damaged by freezing and melting in winter; in addition, reservoir construction finishes the back, and slope protection subregion produces and subsides the displacement, and there is the quality defect or the comparatively concentrated building block of atress can inlay each other to consolidate the extrusion and cause destruction, leads to damaged building block to be difficult to take out the change, and these all can lead to the fact the influence to the wholeness and the protection security of bank protection.
When the traditional vertical interlocking block is damaged, the interlocking head is longitudinally and transversely interlocked, so that the damaged block can be taken out only by completely smashing the damaged block by using a handheld air pick or other special machinery. Because vertical pressure and deformation effect, the installation space of changing the building block compares and reduces occasionally in laying, the design building block of original size is difficult to install again and goes, consequently generally adopt cast-in-place cement or concrete to fill the installation space, no longer have the advantage of former interlocking piece in the form, because cast-in-place block is not as suitable with the contact surface of the undamaged piece body, make its atress not like former interlocking piece, also destroyed the wholeness and the aesthetic property of former interlocking piece in the while outward appearance, regional scour resistance effect also can receive the influence, be unfavorable for the safety maintenance of later stage bank protection.
Disclosure of Invention
The invention provides a laying method of a separated building block applied to reservoir slope protection, which is used for solving the problem that the building block is inconvenient to disassemble and replace after being damaged, and achieves the beneficial effects that the damaged building block is convenient to replace and the action of the original building block is not influenced.
The invention is realized by the following technical scheme:
the utility model provides a method for laying that disconnect-type building block was applied to reservoir bank protection, includes disconnect-type building block and with disconnect-type building block matched with integral building block, its characterized in that: also comprises
Step one, the slope toe lines and the slope top lines placed by measuring personnel are encrypted, a laying area takes 20m by 50m as a building unit, an anchoring beam is poured between adjacent building units at intervals of the width of a building block, and the anchoring beam is laid on the cushion broken stones;
secondly, laying a reverse filter material in the masonry unit, leveling the slope protection and carrying out compactness detection;
thirdly, laying integral blocks and separated blocks from bottom to top along the edge of the reservoir revetment by operators through a clamp, wherein the left and right adjacent blocks are laid in a staggered manner, and when the laying length of the integral blocks is 4-5 m, the middle position of the laid revetment is the separated blocks;
step four, the upper parts of the building block units can not be filled with the integral building blocks and are filled with partial blocks of the separated building blocks; the lower part of the masonry unit can not be filled with the integral building blocks and is filled with partial blocks of the separated building blocks; the rest vacant positions of the masonry units are filled with anchoring beams.
Furthermore, integral building block include that block, first interlocking connect, the interlocking of second connect, the ditch groove of permeating water deeply and unrestrained portion disappears, the profile of integral building block is unanimous with the profile of disconnect-type building block, is equipped with the ditch groove of permeating water deeply on the block, block both sides diagonal department is equipped with the interlocking of first interlocking and second respectively and connects, block one side is equipped with unrestrained portion that disappears.
Furthermore, the wave dissipation part is a groove or a bulge.
Further, anchor clamps include splint, screw rod, screw hole seat, connecting rod, the first pole and the second pole that the symmetry set up, first pole one end is passed through the connecting rod and is rotated the connection, is rotated through the connecting rod between the first pole other end and the second pole and is connected, second pole lower extreme and splint rotate and are connected, one of them splint bearing installation screw rod, another splint be equipped with screw rod screw-thread fit's screw hole seat.
Furthermore, the disconnect-type building block include first block and second block, first block, second block are equipped with the ditch groove that permeates water deeply respectively, first block one side is equipped with first interlocking joint, second block one side is equipped with the interlocking joint of second, first interlocking joint is diagonal distribution with the interlocking joint of second, the opposite side of first block is equipped with the shallow trench, the shallow trench middle part is equipped with rather than the vertically rectangular hole.
Further, the shallow groove of the separated building block cannot exceed one fifth of the thickness of the first block.
Furthermore, the contact surface of the connecting block and the second block body is a roughened surface.
Furthermore, the left and right symmetrical side surfaces of the block body are planes, the front and back symmetrical side surfaces are interlocking surfaces, the bottom surface is a plane, and the top surface is a plane or a plane with a roughened ridge.
The invention has the advantages that:
the integral building blocks and the separated building blocks are mixed and paved, so that the construction is simple, the integral stability is ensured, meanwhile, the separated building blocks are easy to disassemble, and the later maintenance is easy; when building the local building block of unit and damaging, can dismantle the disconnect-type building block of adjacent region, realize local change, make the long steady operation of bank protection when the guarantee wholeness.
The separated building blocks are installed in a fixture prying mode by utilizing the distance and space of slope protection slopes, so that labor is saved and convenience is realized; when the maintenance installation space is small, the building blocks are conveniently supported by using supporting tools such as jacks and the like, so that the installation space is enlarged and the building blocks are convenient to install; after the building blocks are installed, the form, the contact surface and the stress strength of the building blocks are consistent with those of the original laid building blocks, and meanwhile, the integrity and the attractiveness of the original laying scheme are not damaged.
The separated building blocks are provided with the deep water-permeable grooves and the shallow grooves, so that the wave dissipation effect is improved, the wave ceramic brushes are reduced, the thickness of the building blocks can be reduced, and the production is facilitated; the front end and the rear end interlocking joints can fix adjacent building blocks to reduce transverse displacement; the separated building blocks can be produced in a modularized and large-scale mode on site, the transportation cost is reduced, the building blocks are not influenced by stone collection, the production period and the construction period are greatly shortened, meanwhile, the building blocks are guaranteed to meet the engineering safety requirements, and the separated building blocks have the advantages of being high in construction efficiency, suitable for small-amplitude foundation deformation and good in protection performance.
The block body of the separated building block can be used as a single body flexibly, namely the block body fills the vacant part of the contact edge of the masonry unit and the anchoring beam, and the integrity of the masonry unit is guaranteed to the maximum extent; and secondary utilization can be considered according to the damage degree of the block, so that the material and maintenance cost is saved.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a first schematic structural view of a split block;
FIG. 2 is a second schematic structural view of a split block;
FIG. 3 is a schematic structural view of a one-piece block;
FIG. 4 is a schematic structural view of another one-piece block;
FIG. 5 is a first use state diagram of the building blocks after the reservoir protection slope is laid;
FIG. 6 is a second using state diagram of the building blocks after the reservoir protection slope is laid;
FIG. 7 is a schematic view of the structure of the jig;
FIG. 8 is a schematic view showing a state of use of the jig;
FIG. 9 is a first schematic view of a block being replaced;
fig. 10 is a second schematic view of block replacement.
In the drawings, 1. a first block; 2. a second block; 3. a deep water penetration groove; 4. a first interlocking joint; 5. a second interlocking joint; 6. shallow trench; 7. a rectangular hole; 8. anchoring the beam; 9. a block body; 10. a wave dissipating part; 11. a first lever; 12. a second lever; 13. a connecting rod; 14. a splint; 15. a screw; 16. a screw hole seat.
Detailed description of the invention
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A laying method of a separated building block applied to reservoir protection slope comprises the separated building block and an integral building block matched with the separated building block.
As shown in fig. 3 and 4, the integral block comprises a block body 9, a first interlocking joint 4, a second interlocking joint 5, a deep water penetration groove 3 and a wave dissipation part 10, the contour of the integral block is consistent with that of the separated block, the deep water penetration groove 3 is arranged on the block body 9, the first interlocking joint 4 and the second interlocking joint 5 are respectively arranged at the diagonal positions of two sides of the block body 9, and the wave dissipation part 10 is arranged at one side of the block body 9.
The wave dissipation part 10 is a groove or a bulge, the groove-shaped integral building block is suitable for areas greatly affected by ice thrust, and the bulge-shaped integral building block is suitable for areas less affected by ice thrust.
As shown in fig. 1-2, the separable block comprises a first block body 1 and a second block body 2, wherein the left and right symmetrical side surfaces of the block body are planes, the front and rear symmetrical side surfaces are interlocking surfaces, the bottom surface is a plane, and the top surface is a plane or a plane with a roughened ridge; first block 1, second block 2 are equipped with deep-permeable slot 3 respectively, and 1 one side of first block is equipped with first interlock joint 4, and 2 one sides of second block are equipped with the interlock joint 5 of second, and first interlock joint 4 is diagonal distribution with the interlock joint 5 of second, and first interlock joint 4 can be detained on the interlock joint 5 of second of a preceding disconnect-type building block, and the extension length of the interlock joint 4 of first interlock joint 4 and the interlock joint 5 of second that corresponds on the same horizontal thickness equals.
As shown in fig. 1-2, a shallow trench 6 is disposed on the other side of the first block 1, a rectangular hole 7 perpendicular to the shallow trench 6 is disposed in the middle of the shallow trench 6, and the contact surface between the first block 1 and the second block 2 is a roughened surface, so as to reduce the up-and-down twisting of the two parts and ensure the stable embedding of the contact surface between the first block 1 and the second block 2.
As shown in fig. 2, for reducing the wave climbing height, set up shallow trench 6 in order to reduce wave energy at the block top surface, the fluting degree of depth and the wave climbing height normal proportion of block, the wave is bigger, and the fluting is deepened more, and the maximum is no more than the fifth of block design thickness to it is stable to ensure that first block 1 and second block 2 are embedded and fixed.
The paving method comprises the following steps:
firstly, the slope toe lines and the slope top lines placed by measuring personnel are encrypted, so that longitudinal and transverse slope control lines are formed at the laying positions, the quality control is facilitated, the laying intervals are standardized, and the building blocks do not deviate from the designed laying area. The laying area takes 20m 50m as a masonry unit, and the adjacent masonry units are spaced by the width of a building block to pour the anchoring beam 8.
The periphery of the masonry unit is fixed by the anchoring beams 8, and the anchoring beams 8 are used for fixing the whole masonry unit to prevent the whole masonry unit from sliding; the anchoring beam 8 is laid on the cushion broken stones, and the concrete strength index of the anchoring beam is consistent with that of the building blocks; the elevation and the axis position of the anchoring beam 8 are strictly controlled in the construction process so as to ensure the accuracy of the building unit; and after the design strength of the anchoring beam 8 reaches 50%, constructing the building blocks.
And step two, paving a reverse filter material in the masonry unit, and leveling the slope protection to perform compaction degree detection.
Thirdly, an operator lays the integral type building blocks and the separated type building blocks from bottom to top along the edge of the reservoir slope protection through a clamp, the left and right adjacent building blocks are alternately laid, the integral type building blocks are mutually matched, the first interlocking joints 4 and the second interlocking joints 5 of the separated type building blocks are matched with the adjacent integral type building blocks, the first interlocking joints 4 and the second interlocking joints 5 on the adjacent separated type building blocks are matched, and the building blocks can be conveyed by adopting a crawler type conveying or steel pipe slideways; as shown in fig. 5 and 6, in order to ensure the integrity of the laying area and the convenience of later maintenance, the laying blocks should be mainly integral blocks, and when the laying length of the integral blocks is 4-5 m, the middle position of the slope protection laid by the integral blocks is a separate block.
As shown in fig. 7-8, the clamp includes a clamping plate 14, a screw rod 15, a screw hole seat 16, a connecting rod 13, a first rod 11 and a second rod 12 which are symmetrically arranged, one end of the first rod 11 is rotatably connected through the connecting rod 13, a hanging hole is arranged on the upper portion of the connecting rod 13, the clamp is convenient for workers to hang and take and transport, the other end of the first rod 11 is rotatably connected with the second rod 12 through the connecting rod 13, the lower end of the second rod 12 is rotatably connected with the clamping plate 14, a grinding surface layer is adopted on a clamping surface of the clamping plate 14, friction force of the clamping surface is increased, stability of the clamping surface is guaranteed, the screw rod 15 is mounted on one clamping plate 14 in a bearing mode, and the screw hole seat 16 in threaded fit with.
When in laying, the distance between the clamping plates 14 is adjusted through the screw 15 and the screw hole seat 16, the clamping plates 14 are inserted into the deep water-permeable groove 3, and the distance between the clamping plates 14 is adjusted through the screw 15 and the screw hole seat 16 again to clamp the building block; the blocks are finally lifted outwards by the connecting rods 13 on the first rods 11.
Step four, the upper parts of the building block units can not be filled with the integral building blocks, and the upper parts of the building block units are filled with partial blocks of the separated building blocks, namely the second blocks 2; the lower part of the masonry unit can not be filled with the integral building blocks, and is filled with partial blocks of the separated building blocks, namely the first blocks 1; the rest vacant positions of the masonry units are filled by the anchoring beams 8 to form a complete slope protection together.
When the building block is damaged, if the damaged building block is a separated building block, only the separated building block is taken out for replacement; if the damaged block is an integral block at other positions, the separated block adjacent to the damaged block can be taken out firstly, and when the damaged block of the separated block is taken out, as shown in fig. 9, the first interlocking joint 4 on the first block 1 is lifted up vertically by adopting a clamp, if the vertical pressure is high and difficult to lift, the clamp can be inserted into the damaged gap or the installation gap, the lever principle is adopted to pry up from the side edge, and then the second interlocking joint 5 on the second block 2 is pressed down and slides out, or vice versa.
Then, the integral blocks of the adjacent regions are sequentially taken out, in order to prevent the blocks near the detached regions from being separated dispersedly, as shown in fig. 10, when the blocks are taken out, hydraulic tools are adopted to support and then detach the blocks of the adjacent regions, and the hydraulic tools are adopted to push away the first block body 1 and the second block body 2, so that the blocks of the upper and lower undetached parts are prevented from deforming due to vertical pressure, and meanwhile, a space can be reserved for convenient installation.
Finally, after the damaged building blocks are replaced, the hydraulic tool is taken out, and the integral building blocks in the adjacent areas are installed back to the original positions; when installing the disconnect-type building block, adopt anchor clamps earlier to put in place second block 2, later put into first block 1, first block 1 closely laminates with second block 2, guarantees that the upper surface is level and smooth.
Although the present invention has been described in detail in connection with the preferred embodiments with reference to the accompanying drawings, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a method for laying that disconnect-type building block was applied to reservoir bank protection, includes disconnect-type building block and with disconnect-type building block matched with integral building block, its characterized in that: also comprises
Step one, the slope toe lines and the slope top lines placed by measuring personnel are encrypted, a laying area takes 20m by 50m as a building unit, an anchoring beam is poured between adjacent building units at intervals of the width of a building block, and the anchoring beam is laid on the cushion broken stones;
secondly, laying a reverse filter material in the masonry unit, leveling the slope protection and carrying out compactness detection;
thirdly, laying integral blocks and separated blocks from bottom to top along the edge of the reservoir revetment by operators through a clamp, wherein the left and right adjacent blocks are laid in a staggered manner, and when the laying length of the integral blocks is 4-5 m, the middle position of the laid revetment is the separated blocks;
step four, the upper parts of the building block units can not be filled with the integral building blocks and are filled with partial blocks of the separated building blocks; the lower part of the masonry unit can not be filled with the integral building blocks and is filled with partial blocks of the separated building blocks; the rest vacant positions of the masonry units are filled with anchoring beams.
2. The laying method of the separated building blocks applied to the reservoir revetment according to claim 1, wherein: the integral building block comprises a block body, a first interlocking joint, a second interlocking joint, a deep water-permeable groove and a wave dissipation part, the outline of the integral building block is consistent with that of the separated building block, the block body is provided with the deep water-permeable groove, diagonal lines on two sides of the block body are respectively provided with the first interlocking joint and the second interlocking joint, and the wave dissipation part is arranged on one side of the block body.
3. The laying method of the separated building blocks applied to the reservoir revetment according to claim 2, wherein: the wave-eliminating part is a groove or a bulge.
4. The laying method of the separated building blocks applied to the reservoir revetment according to claim 1, wherein: anchor clamps include splint, screw rod, screw hole seat, connecting rod, first pole and the second pole that the symmetry set up, first pole one end is passed through the connecting rod and is rotated the connection, rotate through the connecting rod between first pole other end and the second pole and be connected, second pole lower extreme and splint rotate and are connected, one of them splint bearing installation screw rod, another splint be equipped with screw rod screw-thread fit's screw hole seat.
5. The laying method of the separated building blocks applied to the reservoir revetment according to claim 1, wherein: the separable building block comprises a first block body and a second block body, wherein the first block body and the second block body are respectively provided with a deep water penetration groove, one side of the first block body is provided with a first interlocking joint, one side of the second block body is provided with a second interlocking joint, the first interlocking joint and the second interlocking joint are distributed in a diagonal manner, the other side of the first block body is provided with a shallow groove, and the middle part of the shallow groove is provided with a rectangular hole vertical to the shallow groove.
6. The laying method of the separated building blocks applied to the reservoir revetment according to claim 5, wherein: the shallow groove of the separated building block can not exceed one fifth of the thickness of the first block.
7. The laying method of the separated building blocks applied to the reservoir revetment according to claim 5, wherein: the contact surface of the connecting block and the second block body is a roughened surface.
8. The laying method of the separated building blocks applied to the reservoir revetment according to claim 5, wherein: the block body left and right two symmetrical side surfaces are planes, the front and back two symmetrical side surfaces are interlocking surfaces, the bottom surface is a plane, and the top surface is a plane or a plane with a roughened ridge.
CN202010289754.9A 2020-04-14 2020-04-14 Laying method of separated building blocks applied to reservoir protection slope Active CN111455932B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010289754.9A CN111455932B (en) 2020-04-14 2020-04-14 Laying method of separated building blocks applied to reservoir protection slope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010289754.9A CN111455932B (en) 2020-04-14 2020-04-14 Laying method of separated building blocks applied to reservoir protection slope

Publications (2)

Publication Number Publication Date
CN111455932A true CN111455932A (en) 2020-07-28
CN111455932B CN111455932B (en) 2021-07-16

Family

ID=71677556

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010289754.9A Active CN111455932B (en) 2020-04-14 2020-04-14 Laying method of separated building blocks applied to reservoir protection slope

Country Status (1)

Country Link
CN (1) CN111455932B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111485533A (en) * 2020-03-30 2020-08-04 浙江省海洋技术服务中心 Dam bank protection structure

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100699710B1 (en) * 2006-11-29 2007-03-26 동남이엔씨(주) Structure of shore protection block for river
CN102251500A (en) * 2011-05-26 2011-11-23 河南省水利勘测设计研究有限公司 Fence linkage block and production process thereof
CN204690689U (en) * 2015-06-09 2015-10-07 安徽普氏生态环境工程有限公司 A kind of slope protection block with the unrestrained function that disappears
CN207484401U (en) * 2017-10-31 2018-06-12 张春霞 A kind of hydraulic engineering ecological supporting structure
CN108442318A (en) * 2018-02-01 2018-08-24 浙江水利水电学院 A kind of construction method of ecological revetment for riparian protection

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100699710B1 (en) * 2006-11-29 2007-03-26 동남이엔씨(주) Structure of shore protection block for river
CN102251500A (en) * 2011-05-26 2011-11-23 河南省水利勘测设计研究有限公司 Fence linkage block and production process thereof
CN204690689U (en) * 2015-06-09 2015-10-07 安徽普氏生态环境工程有限公司 A kind of slope protection block with the unrestrained function that disappears
CN207484401U (en) * 2017-10-31 2018-06-12 张春霞 A kind of hydraulic engineering ecological supporting structure
CN108442318A (en) * 2018-02-01 2018-08-24 浙江水利水电学院 A kind of construction method of ecological revetment for riparian protection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111485533A (en) * 2020-03-30 2020-08-04 浙江省海洋技术服务中心 Dam bank protection structure
CN111485533B (en) * 2020-03-30 2021-08-24 浙江省海洋技术服务中心 Dam bank protection structure

Also Published As

Publication number Publication date
CN111455932B (en) 2021-07-16

Similar Documents

Publication Publication Date Title
CN111455932B (en) Laying method of separated building blocks applied to reservoir protection slope
CN101906768B (en) Panel construction method of concrete faced rock-fill dam
CN105463986A (en) Construction method of bridge expansion joint
KR101149362B1 (en) Retaining wall with prestressed concrete tie and method for constructing the same
CN108642992B (en) Cement pavement structure and construction method
CN108385612B (en) Construction method of concrete protective panel with good stability
CN206721920U (en) Assembly type pipe gallery
CN108265683A (en) The gallery arrangement of RCC dam
CN205062667U (en) A can dismantle concrete foundation for bridge construction support
CN205387721U (en) Highway retaining wall reinforced structure
CN210262550U (en) Asphalt pavement structure based on cement pavement
CN211816285U (en) Novel comprehensive pipe rack foundation pit support structure
CN210856883U (en) Road surface concrete panel void treatment structure
CN212358403U (en) A reinforced structure for bar brick base
CN211949204U (en) Pre-buried structure of strength nature column base
CN214328420U (en) Road bed concrete side form
CN214362655U (en) Can have enough to meet need assembled road system
CN213269029U (en) Concrete floor reinforcing structure
CN209975560U (en) Prefabricated waterproof retaining wall plate structure
CN213952253U (en) Assembled roadbed slope protection structure
CN212052852U (en) Newly-increased retaining wall structure of active large-deformation roadbed
CN212865891U (en) Reinforced structure of soft soil foundation
CN210621710U (en) Town road underground structure
CN110273339B (en) Ground sinking anti-cracking structure and construction method thereof
CN211228521U (en) Frame bridge supporting construction

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