CN111236169A - Earth and rockfill dam reinforced anti-seismic structure and construction method thereof - Google Patents
Earth and rockfill dam reinforced anti-seismic structure and construction method thereof Download PDFInfo
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- CN111236169A CN111236169A CN202010028725.7A CN202010028725A CN111236169A CN 111236169 A CN111236169 A CN 111236169A CN 202010028725 A CN202010028725 A CN 202010028725A CN 111236169 A CN111236169 A CN 111236169A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/02—Fixed barrages
- E02B7/04—Dams across valleys
- E02B7/06—Earth-fill dams; Rock-fill dams
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
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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
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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Abstract
The invention relates to an earth and rockfill dam reinforced anti-seismic structure and a construction method thereof, belonging to the technical field of earth and rockfill dams, wherein the earth and rockfill dam comprises a dam body, wherein horizontal berms are arranged on two sides of the dam body facing to a water retaining direction, a plurality of vertical reinforcing holes are vertically and downwards formed in the surface of the berms, a plurality of horizontally arranged transverse reinforcing holes are formed in the part of the dam body below the berms, the vertical reinforcing holes are communicated with the transverse reinforcing holes one by one, vertical reinforcing columns are filled in the vertical reinforcing holes, transverse reinforcing columns are filled in the transverse reinforcing holes, the vertical reinforcing columns and the transverse reinforcing columns are formed by pouring concrete in a reinforcement cage, and the transverse reinforcing columns and the longitudinal reinforcing columns are fixed one by one.
Description
Technical Field
The invention relates to the technical field of earth and rockfill dams, in particular to an earth and rockfill dam reinforcing anti-seismic structure and a construction method thereof.
Background
The earth and rockfill dam is a water retaining dam built by earth materials, stone materials or earth and rockfill mixture by adopting methods of throwing, filling, rolling and the like. Because of the characteristics of simple structure, convenient construction, local material availability, low investment and the like, the earth-rock dam is the dam type which has the most extensive application and the fastest development and is also the dam type with the longest history.
The existing Chinese patent with reference to publication number CN206570771U discloses an impermeable earth-rock dam, which comprises an earth-rock layer dam body arranged on a ground line and a riverbed line, wherein a riprap protection slope is arranged outside the earth-rock layer dam body, a concrete core wall is arranged in the middle of the earth-rock layer dam body, a concrete core wall base is embedded below the ground line at the bottom of the concrete core wall, the bottom of the concrete core wall is arranged on the concrete core wall base, a curtain grouting layer is arranged right below the concrete core wall base, the concrete core wall comprises a concrete layer, two layers of reinforced steel plates are uniformly embedded in the concrete layer, the first reinforced steel plate and the second reinforced steel plate divide the concrete layer into a first protective layer, a second protective layer and a third protective layer, the concrete layer between the first reinforced steel plate and the second reinforced steel plate forms the second protective layer, the reinforced steel plate comprises a plurality of steel plates, the two ends of the steel plate are provided with the turned edges, and the directions of the turned edges at the two ends are opposite, so that the steel plates are sequentially clamped end to form the reinforced steel plate.
The above prior art solutions have the following drawbacks: when the earth-rock dam encounters earthquake impact or water flow high-speed impact, the dam body is easily damaged by impact due to the fact that the anti-seismic structure is not arranged, and water retaining capacity is affected.
Disclosure of Invention
One of the purposes of the invention is to provide an earth and rockfill dam reinforced anti-seismic structure with improved anti-seismic and anti-impact capabilities.
One of the technical purposes of the invention is realized by the following technical scheme:
the utility model provides an earth and rockfill dam reinforcement antidetonation structure, includes the dam body, and the dam body is provided with the horizontally packway towards the both sides of manger plate direction, a plurality of vertical reinforcement holes have been seted up downwards to the vertical surface of packway, and the horizontal reinforcement hole that a plurality of levels set up is seted up to the part of dam body below the packway, and a plurality of vertical reinforcement holes and a plurality of horizontal reinforcement hole communicate one by one, and vertical reinforcement hole is downthehole to be filled with vertical reinforcement post, and horizontal reinforcement post is downthehole to be filled with horizontal reinforcement post, and vertical reinforcement post and horizontal reinforcement post are steel reinforcement cage concreting and form, and a plurality of horizontal reinforcement posts and a plurality of vertical reinforcement post are fixed one.
Through the technical scheme, a plurality of vertical reinforcement holes are formed in the surface of the berm, a plurality of transverse reinforcement holes are formed in the inclined plane of the part, located below the berm, of the dam body, the transverse reinforcement holes are communicated with the vertical reinforcement holes, then the reinforcement cages are placed in the vertical reinforcement holes and the transverse reinforcement holes, concrete is poured to form the vertical reinforcement columns and the transverse reinforcement columns, the dam body can be reinforced by the transverse reinforcement columns and the longitudinal reinforcement columns, the integrity of the dam body is stronger, when the dam body is impacted, looseness and even dam break caused by overlarge earthquake or water flow impact can be avoided, and the strength, the shock resistance and the impact resistance of the dam body are greatly improved.
The present invention in a preferred example may be further configured to: every vertical reinforcement hole corresponds the intercommunication along vertical direction and has a plurality of horizontal reinforcement holes, and every vertical reinforcement post has a plurality of horizontal reinforcement posts along vertical direction fixedly connected with.
Through above-mentioned technical scheme, every vertical reinforcement hole is along a plurality of horizontal reinforcement holes of vertical direction intercommunication, consequently when concreting, can fix a plurality of horizontal reinforcement posts simultaneously with same vertical reinforcement post to can carry out the multilayer level to the dam body and consolidate in vertical direction, further improve the reinforcement degree of dam body, make the wholeness of dam body stronger, shock resistance are better.
The present invention in a preferred example may be further configured to: and a horizontal reinforcing layer is poured on the surface of the street.
Through above-mentioned technical scheme, pour horizontal back up coat at the surface of packway, can consolidate the dam body on the one hand for the intensity of dam body is higher, and antidetonation, shock resistance are stronger, and on the other hand also can level and smooth the processing to the packway surface, and the pedestrian of being convenient for walks.
The present invention in a preferred example may be further configured to: and a filling and leveling layer is laid on the slope of the dam body at the part below the packway, the filling and leveling layer is formed by laying a steel reinforcement cage on the slope of the dam body and pouring concrete, and a planting layer for planting plants is arranged on the surface of one side of the filling and leveling layer, which is far away from the dam body.
According to the technical scheme, the filling and leveling layer is laid on the slope of the dam body below the berm and is formed by pouring concrete after a reinforcement cage is laid, so that the filling and leveling layer can be fixedly connected with the horizontal reinforcing column after being solidified, the reinforcing capacity of the dam body is further improved, meanwhile, when the dam body is impacted by high-speed or large-flow water flow, most impact force can be borne, the impact resistance of the dam body is further improved, when the dam body vibrates, the filling and leveling layer can support the dam body, the dam break phenomenon is further prevented, and the safety of the dam body is further improved.
The present invention in a preferred example may be further configured to: and the reinforcement cage corresponding to the filling and leveling layer is welded and fixed with the reinforcement cage in the transverse reinforcing hole.
Through above-mentioned technical scheme, fill reinforcement cage that the tie-up layer corresponds and the reinforcement cage welded fastening in the horizontal strengthening hole, consequently before concreting, need set up the reinforcement cage in advance, and will set up the reinforcement cage and transversely consolidate downthehole reinforcement cage welded fastening, the skeleton that each reinforcement cage formed at this moment can link as an organic whole, can form integral cladding protection to the dam body after concreting, further improve the intensity of dam body, and then improve the antidetonation of dam body, shock resistance.
The present invention in a preferred example may be further configured to: and a planting groove is formed in the surface of one side, which is far away from the dam body, of the planting layer.
Through above-mentioned technical scheme, can plant some plants that prevent soil erosion and water loss in planting the inslot to the plant of planting can further improve the firm degree on the inclined plane of dam body, makes the dam body can remain stable when receiving water impact, and then improves the shock resistance of dam body, and plants the inslot and plant the back, can improve the aesthetic measure of dam body, makes the dam body no longer single in visual effect.
The present invention in a preferred example may be further configured to: and a root penetration resistant layer is laid between the planting layer and the filling layer.
Through above-mentioned technical scheme, owing to plant the inslot and have the plant, along with the growth of plant, the root system of plant can stretch, consequently lays the root resistance layer of puncturing between planting layer and the fill and level layer, can prevent effectively that plant roots from penetrating, and then effectively avoids plant roots to penetrate the dam body and cause the influence to dam body intensity, has indirectly improved dam body intensity.
The present invention in a preferred example may be further configured to: and a railing is fixedly arranged at the edge of one side of the horizontal reinforcing layer, which deviates from the center of the dam body.
Through above-mentioned technical scheme, set up the railing at a horizontal back up coat and deviate from a side edge at dam body center, consequently when the pedestrian walks on the packway, can improve the safety protection effect to the pedestrian.
The second technical purpose of the invention is to provide a construction method for reinforcing the anti-seismic structure of the earth-rock dam, which can improve the anti-seismic and anti-impact capabilities.
The second technical purpose of the invention is realized by the following technical scheme:
a construction method for an earth and rockfill dam reinforced anti-seismic structure comprises the following steps:
s1, building a dam body according to the specification;
s2, drilling a plurality of vertical reinforcing holes on a berm of the dam body, and drilling a plurality of transverse reinforcing holes communicated with the vertical reinforcing holes on the dam body part below the berm;
s3, placing reinforcement cages in the vertical reinforcing holes and the transverse reinforcing holes, wherein the horizontal reinforcement cage penetrates into the vertical reinforcement cage;
s4, paving a reinforcement cage on the inclined surface of the part below the berm of the dam body, and welding and fixing the reinforcement cage paved on the inclined surface of the dam body and the horizontal reinforcement cage;
s5, pouring concrete into the vertical reinforcing holes until the vertical reinforcing holes and the transverse reinforcing holes are completely filled with the concrete to form fixedly connected vertical reinforcing columns and transverse reinforcing columns;
s6, paving a filling and leveling layer, a root penetration resistant layer and a planting layer on the inclined plane of the part below the berm of the dam body in sequence, and planting plants on the surface of the planting layer;
and S7, paving a steel reinforcement cage on the surface of the pavement and pouring concrete to form a horizontal reinforcing layer, and pouring a railing on one side of the horizontal reinforcing layer, which is far away from the center of the dam body.
Through the technical scheme, after the dam body is built according to the specification, the vertical reinforcing holes and the transverse reinforcing holes are drilled in sequence, then the reinforcement cages are placed in the vertical reinforcing holes and the transverse reinforcing holes, the reinforcement cages are paved on the part of inclined plane below the berm of the dam body, then the concrete is poured, so that the concrete in the vertical reinforcing holes is solidified into the vertical reinforcing columns, the concrete in the transverse reinforcing holes is solidified into the transverse reinforcing columns, the concrete on the part of inclined plane below the berm is solidified into the filling layer, the transverse reinforcing columns are connected with the vertical reinforcing columns into a whole, the filling layer is connected with the transverse reinforcing columns into a whole, so that the dam body is supported and protected in all directions, the anti-vibration and anti-impact capability of the dam body can be improved, the horizontal reinforcing layer can reinforce the surface of the berm, and the root-piercing resistant layer can prevent plants from penetrating through the dam body to damage the dam body after the plants are planted, the strength of the dam body is indirectly improved.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the vertical reinforcing columns and the transverse reinforcing columns are arranged, so that the dam body is well reinforced and protected, and the shock resistance and the impact resistance of the dam body are improved;
2. the filling leveling layer is laid on the inclined plane of the part below the berm, so that the dam body is further reinforced, and the dam body can keep a stable state when being impacted by water flow, and the impact resistance of the dam body is indirectly improved;
3. through planting the layer and fill and level up and set up root resistance layer between the layer for after planting the plant in planting the inslot, can prevent effectively that plant roots from piercing the dam body, further improve the intensity and the anti bad ability of dam body.
Drawings
Fig. 1 is a schematic view of the overall structure of the dam body in this embodiment;
FIG. 2 is a schematic structural view of a dam body provided with vertical reinforcing holes, horizontal reinforcing holes and a steel reinforcement cage;
FIG. 3 is a schematic structural view of a reinforcement cage corresponding to a paved leveling course;
FIG. 4 is a schematic illustration of a partial explosion of poured concrete to form vertical reinforcement columns, transverse reinforcement columns, and a fill level;
fig. 5 is a structural schematic diagram of the dam body after being completely finished.
Reference numerals: 1. a dam body; 11. a horse way; 111. a horizontal reinforcement layer; 2. vertical reinforcement holes; 21. a vertical reinforcement column; 3. transverse reinforcing holes; 31. a transverse reinforcement column; 4. filling and leveling the layer; 5. planting a layer; 51. planting grooves; 6. a root-resistant layer; 7. a railing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
An earth and rockfill dam reinforced anti-seismic structure is shown in figure 1, and comprises a dam body 1, wherein a horizontal berm 11 is arranged at the middle height position of the dam body 1 in the vertical direction, a plurality of vertical reinforcing holes 2 are formed in the surface of the berm 11, transverse reinforcing holes 3 communicated with the vertical reinforcing holes 2 are formed in the inclined plane of the dam body 1 below the berm 11, each vertical reinforcing hole 2 is provided with a plurality of transverse reinforcing holes 3 in the vertical direction in a communication manner, steel reinforcement cages are arranged in the vertical reinforcing holes 2 and the transverse reinforcing holes 3, concrete is poured in the steel reinforcement cages to form fixedly connected vertical reinforcing columns 21 and transverse reinforcing columns 31 (see figure 4) after the concrete is solidified, the integrity of the dam body 1 is stronger under the reinforcing action of the vertical reinforcing columns 21 and the transverse reinforcing columns 31 on the dam body 1, and therefore when the dam body 1 is impacted by water flow, the transverse reinforcing columns 31 and the vertical reinforcing columns 21 can reduce impact shock of the dam body 1, so that the impact resistance and the shock resistance of the dam body 1 are greatly improved.
As shown in fig. 5, horizontal reinforcing layers 111 are laid on the surfaces of the berms 11, the horizontal reinforcing layers 111 are horizontal reinforcing layers 111 formed by pouring concrete, the horizontal reinforcing layers 111 can level the surfaces of the berms 11, so that pedestrians can walk on the surfaces of the berms 11 more conveniently, and the horizontal reinforcing layers 111 indirectly improve the overall strength of the dam 1, so that the impact resistance and the shock resistance of the dam 1 are further improved.
With reference to fig. 3 and 4, a leveling layer 4 is laid on the inclined plane of the part of the dam body 1 below the berm 11, the leveling layer 4 is formed by laying a reinforcement cage, and then pouring concrete is formed, wherein the reinforcement cage laid by the leveling layer 4 is welded and fixed with the reinforcement cage placed in the transverse reinforcing hole 3, so that the leveling layer 4 and the transverse reinforcing column 31 can be connected into a whole after the concrete is poured, so that the dam body 1 keeps better strength when being impacted by water flow, the impact resistance of the dam body 1 is greatly improved, and the leveling layer 4 can prevent the water flow from directly contacting the surface of the dam body 1, and the surface damage of the dam body 1 and even dam break caused by the water flow scouring are avoided.
As shown in fig. 5, the surface of the filling layer 4 is sequentially provided with a root penetration resistant layer 6 and a planting layer 5, the root penetration resistant layer 6 is made of a copper foil material, the root penetration resistant layer 6 is bonded and fixed with the surface of the filling layer 4, the planting layer 5 is formed by pouring concrete on the root penetration resistant layer 6, a plurality of planting grooves 51 are formed in the planting layer 5, soil can be filled in the planting grooves 51, then plants can be planted, the dam body 1 can be further strengthened after the plants are planted, the dam body 1 can keep good impact resistance when being impacted by water flow, and water and soil loss is reduced. And, the copper foil has characteristics such as density is big, intensity height, make the root of plant can't pierce through, do not influence the normal growth of plant simultaneously again, when the root of plant meets the copper foil basic unit, the root of plant will produce the phenomenon of reverse growth, play and effectively hinder the root effect, consequently, adopt the root puncture resistant layer 6 of copper foil material, can prevent that the root system of plant from piercing through inside getting into dam 1, make dam 1 obtain decomposing and damaging, the further intensity that has improved dam 1, and then make the antidetonation and the shock resistance of dam 1 improve greatly.
As shown in fig. 5, a rail 7 is fixedly arranged on the surface of the horizontal reinforcing layer 111 on the side away from the horizontal center of the dam 1, and the arrangement of the rail 7 can play a role in safety protection for pedestrians walking on the surface of the packway 11.
The implementation principle of the embodiment is as follows: after the dam body 1 is constructed, the integrity of the dam body 1 is improved through the vertical reinforcing columns 21 and the transverse reinforcing columns 31 communicated with the vertical reinforcing columns 21, so that when the dam body 1 is subjected to earthquake vibration or high-speed impact of water flow, the stress condition of the dam body 1 is effectively improved, the earthquake resistance and the impact resistance of the dam body 1 are improved, the vertical reinforcing columns 21 and the transverse reinforcing columns 31 are formed by pouring concrete once, the vertical reinforcing columns 21 and the transverse reinforcing columns 31 form a framework inside the dam body 1, the integrity is further strengthened, the slope below the berm 11 of the dam body 1 is filled with the leveling layer 4, the root penetration resistant layer 6 and the planting layer 5 once, the water loss of planted plants can be reduced, the situation that the plant root system enters the interior of the dam body 1 to cause overlarge stress and pore water leakage can be avoided, and the water blocking capability of the dam body 1 is improved, and the planting layer 5 planted with plants, the root penetration resistant layer 6 preventing the plant roots from penetrating and the filling layer 4 directly connected with the inclined plane of the dam body 1 in a pouring manner can improve the strength of the dam body 1, so that the shock resistance and the impact resistance of the dam body 1 are greatly improved.
Example 2
A construction method for an earth and rockfill dam reinforced anti-seismic structure comprises the following steps:
s1, building a dam body 1 according to the specification;
s2, drilling a plurality of vertical reinforcing holes 2 on a packway 11 of a dam body 1, and drilling a plurality of transverse reinforcing holes 3 communicated with the vertical reinforcing holes 2 at the part of the dam body 1 below the packway 11, as shown in figure 2;
s3, placing reinforcement cages in the vertical reinforcement holes 2 and the transverse reinforcement holes 3, and enabling the horizontal reinforcement cages to penetrate into the vertical reinforcement cages, as shown in FIG. 2;
s4, paving a reinforcement cage on the inclined surface of the part below the berm 11 of the dam body 1, and welding and fixing the reinforcement cage paved on the inclined surface of the dam body 1 and the horizontal reinforcement cage, as shown in FIG. 3;
s5, injecting concrete into the vertical reinforcing holes 2 until the vertical reinforcing holes 2 and the transverse reinforcing holes 3 are completely filled with the concrete, so as to form the fixedly connected vertical reinforcing columns 21 and transverse reinforcing columns 31, as shown in fig. 4;
s6, paving a filling and leveling layer 4, a root penetration resistant layer 6 and a planting layer 5 on the inclined plane of the part below the berm 11 of the dam body 1 in sequence, and planting plants on the surface of the planting layer 5, as shown in figure 5;
and S7, laying a steel reinforcement cage on the surface of the packway 11, pouring concrete to form a horizontal reinforcing layer 111, and pouring a railing 7 on the side, facing away from the center of the dam body 1, of the horizontal reinforcing layer 111, as shown in figure 5.
After the dam body 1 is built according to the specification, vertical reinforcing holes 2 and transverse reinforcing holes 3 are drilled in sequence, then reinforcement cages are placed in the vertical reinforcing holes 2 and the transverse reinforcing holes 3, the reinforcement cages are paved on the part of inclined planes below a berm 11 of the dam body 1, concrete is poured, the concrete in the vertical reinforcing holes 2 is solidified into vertical reinforcing columns 21, the concrete in the transverse reinforcing holes 3 is solidified into transverse reinforcing columns 31, the concrete on the part of inclined planes below the berm 11 is solidified into a filling layer 4, the transverse reinforcing columns 31 and the vertical reinforcing columns are connected into a whole, the filling layer 4 and the transverse reinforcing columns 31 are connected into a whole, the dam body 1 is supported and protected in an omnibearing manner, the anti-vibration and anti-impact capability of the dam body 1 can be improved, the horizontal reinforcing layer 111 can reinforce the surface of the berm 11, and the root-piercing resistant layer 6 can prevent the plant from penetrating through the dam body 1 to damage the dam body 1 after the plant is planted, indirectly improving the strength of the dam body 1.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides an earth and rockfill dam reinforcement earthquake-resistant structure, includes dam (1), and dam (1) are provided with horizontally packway (11), its characterized in that towards the both sides of manger plate direction: a plurality of vertical reinforcement holes (2) have been seted up to vertical the downwards in packway (11) surface, horizontal reinforcement hole (3) that a plurality of levels set up are seted up to dam body (1) part below packway (11), a plurality of vertical reinforcement holes (2) and a plurality of horizontal reinforcement hole (3) communicate one by one, and vertical reinforcement hole (2) intussuseption are filled with vertical reinforcement post (21), horizontal reinforcement hole (3) intussuseption are filled with horizontal reinforcement post (31), and vertical reinforcement post (21) and horizontal reinforcement post (31) are the reinforcing cage concreting formation, a plurality of horizontal reinforcement posts (31) and a plurality of vertical reinforcement post one by one.
2. An earth and rockfill dam reinforced anti-seismic structure according to claim 1, wherein: each vertical reinforcing hole (2) is correspondingly communicated with a plurality of transverse reinforcing holes (3) along the vertical direction, and each vertical reinforcing column (21) is fixedly connected with a plurality of transverse reinforcing columns (31) along the vertical direction.
3. An earth and rockfill dam reinforced anti-seismic structure according to claim 1, wherein: and a horizontal reinforcing layer (111) is poured on the surface of the pavement (11).
4. An earth and rockfill dam reinforced anti-seismic structure according to claim 1, wherein: the dam body (1) inclined plane of the part below the packway (11) is paved with a filling and leveling layer (4), the filling and leveling layer (4) is formed by paving a steel reinforcement cage on the dam body (1) inclined plane and pouring concrete, and a planting layer (5) for planting plants is arranged on the surface of one side, deviating from the dam body (1), of the filling and leveling layer (4).
5. An earth and rockfill dam reinforced anti-seismic structure according to claim 4, wherein: and a reinforcement cage corresponding to the filling and leveling layer (4) is welded and fixed with the reinforcement cage in the transverse reinforcing hole (3).
6. An earth and rockfill dam reinforced anti-seismic structure according to claim 4, wherein: and a planting groove (51) is formed in the surface of one side, away from the dam body (1), of the planting layer (5).
7. An earth and rockfill dam reinforced anti-seismic structure according to claim 4, wherein: a root-resistant layer (6) is laid between the planting layer (5) and the filling and leveling layer (4).
8. An earth and rockfill dam reinforced anti-seismic structure according to claim 3, wherein: and a railing (7) is fixedly arranged at the edge of one side of the horizontal reinforcing layer (111) departing from the center of the dam body (1).
9. The construction method of an earth and rockfill dam reinforced earthquake-proof structure according to any one of claims 1 to 8, wherein: the method comprises the following steps:
s1, building a dam body (1) according to the specification;
s2, drilling a plurality of vertical reinforcing holes (2) on a packway (11) of the dam body (1), and drilling a plurality of transverse reinforcing holes (3) communicated with the vertical reinforcing holes (2) at the part of the dam body (1) below the packway (11);
s3, placing reinforcement cages in the vertical reinforcement holes (2) and the transverse reinforcement holes (3), and enabling the horizontal reinforcement cage to penetrate into the vertical reinforcement cage;
s4, paving a reinforcement cage on the inclined surface of the part below the berm (11) of the dam body (1), and welding and fixing the reinforcement cage paved on the inclined surface of the dam body (1) and the horizontal reinforcement cage;
s5, injecting concrete into the vertical reinforcing holes (2) until the vertical reinforcing holes (2) and the transverse reinforcing holes (3) are completely filled with the concrete, so as to form fixedly connected vertical reinforcing columns (21) and transverse reinforcing columns (31);
s6, paving a filling and leveling layer (4), a root penetration resistant layer (6) and a planting layer (5) on the inclined plane of the part below a berm (11) of the dam body (1) in sequence, and planting plants on the surface of the planting layer (5);
s7, laying a reinforcement cage on the surface of the packway (11) and pouring concrete to form a horizontal reinforcing layer (111), and pouring a railing (7) on one side of the horizontal reinforcing layer (111) away from the center of the dam body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010028725.7A CN111236169A (en) | 2020-01-11 | 2020-01-11 | Earth and rockfill dam reinforced anti-seismic structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010028725.7A CN111236169A (en) | 2020-01-11 | 2020-01-11 | Earth and rockfill dam reinforced anti-seismic structure and construction method thereof |
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| CN111236169A true CN111236169A (en) | 2020-06-05 |
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Application publication date: 20200605 |