CN107288156B - Construction method of underground special-shaped water pool - Google Patents
Construction method of underground special-shaped water pool Download PDFInfo
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- CN107288156B CN107288156B CN201710625733.8A CN201710625733A CN107288156B CN 107288156 B CN107288156 B CN 107288156B CN 201710625733 A CN201710625733 A CN 201710625733A CN 107288156 B CN107288156 B CN 107288156B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/02—Containers for fluids or gases; Supports therefor
- E04H7/18—Containers for fluids or gases; Supports therefor mainly of concrete, e.g. reinforced concrete, or other stone-like material
Abstract
The invention discloses a construction method of an underground special-shaped water pool, which comprises the steps of manufacturing a steel plate internal mold, marking and positioning a foundation, excavating earthwork, pretreating the bottom of a foundation pit, pouring concrete, installing and positioning the steel plate internal mold, backfilling, pouring concrete, binding steel bars and pouring concrete. The construction method of the underground special-shaped water pool is convenient and practical to operate, quick and efficient in construction, the time of underground construction can be shortened, the influence of the phenomenon of landslide and water accumulation on normal production and life in the underground construction is effectively relieved, the whole process from the manufacturing of the steel plate inner mold to the pouring of concrete in the engineering construction is only 2-3 days, the time is 12-13 days earlier than the previous process, the construction period is shortened, the working efficiency is improved, and the construction cost is saved.
Description
Technical Field
The invention belongs to the technical field of underground construction engineering, and particularly relates to a construction method of an underground special-shaped water pool.
Background
At present, the underground reservoir project is an important part of the project, the construction quality control difficulty is high, accidents such as quality defect, collapse, water accumulation and the like are easy to occur, in addition, the underground construction time of the project is long, the construction environment is poor, and the influence of weather is very easy to happen.
The Chinese patent application with publication number CN102305801A discloses a suspension semi-inverse construction method for an underground circular pool, which comprises the following steps: arranging fender posts along the circumference of the pool, excavating earthwork, manufacturing a circular pool upper structure, arranging annular hanging beams on the upper parts of the fender posts and the pool, and finishing the circular pool upper structure construction by adopting a normal method from bottom to top; backfilling the earthwork of the foundation pit to form a reverse construction working face, and performing reverse construction on the lower structure of the circular water tank layer by layer from top to bottom through the supporting action of the annular hanging beam; and sealing the bottom plate of the water tank to finish the construction of the side wall of the reinforced concrete circular water tank. The invention can improve the construction progress to a certain extent and reduce the construction cost of the enclosure structure, but generally speaking, the construction time of at least 15 days is needed in the foundation pit, and the landslide generally occurs or the landslide is serious when the earthwork is excavated for 3 to 4 days, so that a large amount of manpower and material resources are needed to carry out the safety protection measures around the foundation pit or the slope protection, time and labor are wasted, the construction environment of the project is poor, and the normal life production at the periphery is influenced to a certain extent.
Therefore, a new technical solution is needed to solve the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the construction method of the underground special-shaped water pool, which has the advantages of shortening the construction time, simplifying the construction process and saving the construction cost.
In order to achieve the purpose, the invention provides the following technical scheme: a construction method of an underground special-shaped water pool comprises the following steps,
a. manufacturing a steel plate inner die: according to construction requirements, a lap welding or full welding mode is adopted to manufacture a barrel-shaped steel plate inner die only with an opening at the upper end, a hoisting point is determined after trial hoisting by a crane, and the steel plate inner die is straightened for standby application;
b. foundation scribing and positioning and earth excavation: adopting lime to perform foundation marking treatment on a construction site, excavating earthwork through an excavator after positioning, and obtaining a foundation pit after reaching a design elevation;
c. pretreating the bottom of the foundation pit: clearing up garbage at the bottom of the foundation pit, filling and paving lime soil, tamping by a tamping machine, and continuing to fill and pave the lime soil until the designed elevation of the foundation pit is reached;
d. pouring concrete: pouring a concrete layer at the bottom of the foundation pit according to the bottom area of the foundation pit;
e. installing and positioning a steel plate internal mold: d, immediately hoisting the steel plate inner mold prepared in the step a into a foundation pit by using a crane after the concrete layer is poured in the step d, inserting the steel plate inner mold into the concrete layer poured in the step d downwards along the vertical direction after the steel plate inner mold is straightened by manual command, completely immersing the lower surface of the steel plate inner mold into the concrete layer, arranging support rods on the left side and the right side of the steel plate inner mold respectively, and pressing the steel plate inner mold from top to bottom by using a jack at the upper end of the steel plate inner mold; supporting and fixing support rods on the left side and the right side of the steel plate internal mold for 24 hours, wherein the distance between the top of the steel plate internal mold and the road surface of a construction site is required to be 30-40 cm;
f. backfilling and concrete pouring: e, backfilling the poured concrete around the steel plate internal mold fixed for 24 hours in the step e according to a small quantity of multiple times principle until the poured concrete is flush with the opening at the upper end of the steel plate internal mold;
g. and (3) binding steel bars and pouring concrete: binding a steel reinforcement cage at the edge of the top of the steel plate internal mold, erecting a concrete cover plate with a reserved hole at the upper end of the steel reinforcement cage, and then pouring concrete except for the reserved hole until the upper surface of the concrete is flush with the construction site base line;
the whole process from the manufacturing of the steel plate internal mold to the pouring of the concrete is only required to be 2-3 days;
and d, pouring a concrete layer with the height of 30-40cm at the bottom of the foundation pit by measuring the bottom area of the foundation pit and calculating the using amount of concrete required by pouring.
By adopting the technical scheme, in the step a, an operator can manufacture the barrel-shaped steel plate inner mold for containing the water body on the ground or in a factory workshop, compared with the prior art that a concrete pool structure is constructed and poured in the foundation pit, the difficulty coefficient of construction is obviously reduced, and the actual construction time in the foundation pit is greatly shortened, so that the construction efficiency is improved, meanwhile, the construction conditions are improved, and in addition, the hoisting point is determined by trial hoisting through a crane, so that the steel plate inner mold is more convenient and accurate to place in the foundation pit in the later period;
in addition, when an operator adopts an excavator to excavate the earth, the excavation is carried out vertically and downwards according to the range of the lime line, so that the position of the foundation pit obtained by excavation is accurate and the construction is convenient, in addition, the step a and the step b are simultaneously matched for construction, the construction time can be further saved, and the construction efficiency is improved;
in the step c, when the constructors at the early stage excavate the earthwork, the deficient soil at the bottom of the foundation pit is more, and the effect of concrete pouring can be influenced by directly pouring concrete in the soil, so that the density of the soil at the bottom can be improved after the foundation pit is simply pretreated, the environment of later-stage concrete pouring is improved, and the pouring quality of the concrete is improved;
in the step d, an operator can simply calculate the using amount of the concrete to be poured by calculating the area and the shape of the bottom of the foundation pit and the height of the concrete layer to be poured, so that the height of the concrete layer to be poured can be well determined;
in the step e, the underground water tank is manufactured in such a way, so that the construction time is short, the efficiency is high, the quality is good, and the phenomenon of water accumulation caused by landslide in the later period is reduced, so that an operator can construct more conveniently, quickly and safely;
in the step f, general landslide or serious landslide can appear about 3-4 days after the earth is excavated, and operators can reduce the probability of landslide by backfilling and pouring concrete, so that the construction safety of the underground pool is improved;
step g, the pressure bearing capacity of a construction site or a road section above the steel plate internal mold can be improved, and some heavy-load or ballast vehicles are allowed to normally run, so that the application range of the underground water pool is expanded;
the construction method of the special-shaped water pool has the advantages of shortening the construction time, simplifying the construction process and saving the construction cost.
The invention is further configured to: in the step a, according to different materials contained in the special-shaped water tank, performing anticorrosive treatment on the inner surface and the outer surface of the steel plate inner die.
By adopting the technical scheme, the inner surface and the outer surface of the steel plate inner die are subjected to anti-corrosion treatment, so that the service life of the special-shaped water tank is prolonged, and the application range of the special-shaped water tank is enlarged.
The invention is further configured to: in the step a, the method also comprises the following steps of performing anticorrosion treatment on the steel plate inner membrane: and (3) uniformly spraying a layer of anticorrosive composite coating on the inner surface and the outer surface of the steel plate inner die by an electric arc spraying technology through an electric arc spraying machine.
By adopting the technical scheme, the arc spraying technology is adopted for carrying out anti-corrosion treatment, wherein the arc spraying long-acting anti-corrosion composite coating is a composite coating of an arc spraying metal coating and a closed coating, the arc spraying metal coating mainly comprises an arc spraying zinc, aluminum and alloy coating, the closed coating comprises a closed bottom layer, a closed middle layer and a closed surface layer, and the anti-corrosion principle is as follows: the combined action of physical shielding and cathodic protection is called as optimum synergistic effect, in which the main action of closed coating is to physically isolate the corrosion of various corrosive media to metal spray coating and steel plate internal mould, the electric arc spray metal coating can provide cathodic protection action for protecting steel plate internal mould by itself, and the corrosion resistance of the composite coating formed by closed treatment after zinc or aluminium spray is 50-130% higher than the sum of service life values of zinc or aluminium spray coating and closed coating which are corrosion resistant separately.
The invention is further configured to: and d, pouring a concrete layer with the height of 30-40cm at the bottom of the foundation pit by measuring the bottom area of the foundation pit and calculating the using amount of concrete required by pouring.
By adopting the technical scheme, if the using amount of the concrete poured by the base is more than 40cm, the using amount of the concrete is wasted, the concrete can be extruded along the radial direction after the steel plate internal mold is inserted into the concrete layer, the concrete around the steel plate internal mold can generate buoyancy to the barrel-shaped steel plate internal mold, the steel plate internal mold moves upwards along the vertical direction at the moment, the arrangement of a connecting port for damaging the bottom concrete and the steel plate internal mold can be influenced, and the progress of the whole construction engineering can be influenced; if the poured concrete is less than 30cm, the connection strength between the steel plate internal mold and the bottom concrete is poor, and multiple measurement and calculation show that when a concrete layer of 30-40cm is poured at the bottom of the foundation pit for inserting the steel plate internal mold, the connection strength between the steel plate internal mold and the bottom concrete is good, and materials are saved the most.
The invention is further configured to: and e, respectively arranging support rods at the left side and the right side of the steel plate internal mold, and pressing the steel plate internal mold from top to bottom at the upper end of the steel plate internal mold by adopting a jack.
Through adopting above-mentioned technical scheme, can effectively reduce because of peripheral water increases to make the steel sheet centre form produce buoyancy and influence the joint strength between bottom concrete and the steel sheet centre form, further reduce the steel sheet centre form and control the probability of rocking and floating to make the steel sheet centre form more swift firm with being connected of bottom concrete.
The invention is further configured to: in step f, backfilling a sand-stone mixture around the steel plate inner mould, and backfilling the sand-stone mixture to be level with the opening of the steel plate inner mould.
Through adopting above-mentioned technical scheme, because concrete also need pour at the top edge of steel sheet centre form, consequently fill the grit mixture around this steel sheet centre form can, and need not pour the concrete, practiced thrift construction cost from this, improved the speed and the efficiency of construction.
The invention is further configured to: when the sand-stone mixture is backfilled, a layer of sand-stone is scattered around the steel plate internal mold, water in the sand-stone is drained after 7-10 days of maintenance, and meanwhile, a tamping machine is adopted to tamp the sand-stone.
By adopting the technical scheme, if the surrounding gravels are tamped due to the strength problem of the bottom concrete, the bottom concrete structure is easy to deform, and even the connection strength between the concrete and the steel plate inner die can be influenced, and in addition, a layer of gravels is lightly scattered around the steel plate inner die, so that the possibility of slope collapse after 3-4 days of earthwork excavation can be reduced, and the effect of protecting the concrete structure is achieved.
The invention is further configured to: and f, in the step g, according to the weather condition, carrying out wet maintenance measures on the concrete structure after the pouring is finished regularly.
By adopting the technical scheme, the possibility of cracking of the concrete structure due to water shortage can be reduced, so that the poured concrete structure is firmer and safer.
In conclusion, the invention has the following beneficial effects: the construction method of the underground special-shaped water pool is convenient and practical to operate, quick and efficient in construction, the time of underground construction can be shortened, the influence of the phenomenon of landslide and water accumulation on normal production and life in the underground construction is effectively relieved, the whole process from the manufacturing of the steel plate inner mold to the pouring of concrete in the engineering construction is only 2-3 days, the time is 12-13 days earlier than the previous process, the construction period is shortened, the working efficiency is improved, and the construction cost is saved.
Drawings
FIG. 1 is a process flow diagram of example 1;
FIG. 2 is a process flow diagram of this example 2.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example 1:
a construction method of an underground special-shaped water pool is shown in figure 1 and comprises the following steps:
a. manufacturing a steel plate inner die: firstly, according to construction requirements, a barrel-shaped steel plate inner die with an opening at the upper end is manufactured in a lap welding or full welding mode in a flat ground or a factory workshop, the barrel-shaped steel plate inner die can be used for containing water or other liquid, compared with the traditional method of pouring a concrete pool structure in a foundation pit, the difficulty coefficient of construction is obviously reduced, the actual construction time in the foundation pit is greatly shortened, the construction efficiency is improved, and meanwhile, the construction conditions are improved.
Then according to the difference that holds the material in the special-shaped water tank, carry out anticorrosive treatment to the interior external surface of this steel sheet centre form, its anticorrosive treatment mode is: an electric arc spraying technology is adopted, and a layer of electric arc spraying anti-corrosion composite coating is uniformly sprayed on the inner surface and the outer surface of the steel plate inner die through an electric arc spraying machine, wherein the electric arc spraying long-acting anti-corrosion composite coating is a composite coating of an electric arc spraying metal coating and a closed coating, and the electric arc spraying metal coating is mainly provided with an electric arc spraying zinc coating, an electric arc spraying aluminum coating and an alloy coating of the electric arc spraying zinc coating and the electric arc; the sealing coating also comprises a sealing bottom layer, a sealing middle layer and a sealing surface layer, the principle of corrosion prevention is the combined action of physical shielding and cathodic protection, and the effect is called as the optimal synergistic effect; the main function of the seal coating is to physically isolate the corrosion of various corrosive media to the metal spray coating and the steel plate internal mold, the electric arc spray metal coating provides the cathode protection function of sacrificing self-protection for the steel plate internal mold, and the corrosion resistance of the composite coating formed after the sealing treatment after the zinc or aluminum spraying is 50-130% higher than the sum of the service life values of the independent corrosion resistance of the zinc or aluminum spraying coating and the seal coating.
Then, the operator again adopts the hoist to try to hang the steel sheet centre form many times to further confirm the hoisting point of this hoist, can make things convenient for the later stage to place this steel sheet centre form in the foundation ditch, for use after the position and the angle of this steel sheet centre form are ajusted through artifical command mode simultaneously.
b. Foundation scribing and positioning and earth excavation: adopt traditional lime line location method to carry out the basis marking off on the construction site and handle, not only easy operation but also low cost, when the operator adopts the excavator to carry out the earthwork excavation after the location, excavate according to the vertical downward of scope of above-mentioned lime line demarcation, can obtain the foundation ditch until reaching behind the design elevation, the foundation ditch that adopts the excavation of above-mentioned method to obtain is not only accurate in position and construction convenience, in addition, the process of control construction makes step a and step b cooperate the construction simultaneously, can further practice thrift engineering time, the efficiency of construction has been improved.
c. Pretreating the bottom of the foundation pit: clear up foundation ditch bottom rubbish, because constructor can make foundation ditch bottom soil shortage more when the earthwork excavates earlier stage, can influence concrete placement's quality if direct pouring concrete this moment, consequently carry out simple preliminary treatment to the foundation ditch, fill the foundation ditch bottom and spread the lime soil and continue to fill the lime soil after rammer tamps until reaching the elevation of foundation ditch design, can improve the density of bottom soil from this, the effectual environment of later stage concrete placement that has improved, thereby help improving the pouring quality of concrete.
d. Pouring concrete: an operator can simply calculate the most economical pouring amount by measuring and calculating the area and the shape of the bottom of the foundation pit and the height of the concrete layer to be poured, and the concrete layer with the height of 30-40cm is poured at the bottom of the foundation pit.
e. Installing and positioning a steel plate internal mold: after the concrete layer is poured in the step d, the steel plate inner die manufactured in the step a is immediately hoisted into a foundation pit by a crane, and is simultaneously inserted into the concrete layer poured in the step d downwards along the vertical direction after being straightened by manual command, meanwhile, support rods are respectively arranged at the left side and the right side of the steel plate inner die, and the upper end of the steel plate inner die presses the steel plate inner die downwards from top to bottom by a jack, at the moment, the top of the steel plate inner die is required to be 30-40cm away from the road surface of a construction site, and the steel plate inner die is fixed for 24 hours according to the method, so that the underground water pool is manufactured, the construction time is short, the efficiency is high, the quality is good, and the phenomena of collapse and water accumulation of the soil in the later period are reduced, so that an operator can construct more conveniently, quickly and safely, in addition, the steel plate inner die is fixed by, therefore, the steel plate internal mold is connected with the bottom concrete more quickly and firmly.
f. Backfilling and concrete pouring: and e, backfilling the poured concrete around the steel plate internal mold fixed for 24 hours in the step e according to a small quantity of multiple times principle until the poured concrete is flush with the opening at the upper end of the steel plate internal mold.
g. And (5) maintenance: and carrying out wet curing work on the poured concrete structure for 7-10 days according to weather conditions, and putting the concrete structure into use after curing for 1-2 weeks.
Example 2:
a construction method of an underground special-shaped water pool is shown in figure 2, and is different from the embodiment 1 in that: and f, when backfilling, the general landslide or the serious landslide can appear about 3-4 days after the earthwork is excavated, an operator can slightly spread a layer of sandstone mixture around the steel plate internal mold, the probability of the landslide can be reduced, the construction safety of the underground water pool is improved, in addition, when backfilling is carried out by adopting the sandstone mixture, the operator needs to carry out maintenance for 7-10 days and then evacuate water in the sandstone, and a tamping machine is adopted to tamp the sandstone until the water is flush with the opening at the upper end of the steel plate internal mold.
When the steel bars are bound and concrete is poured in the step g, the steel bars are bound at the edge of the top of the steel plate internal mold, a concrete cover plate with a reserved hole is erected at the upper end of the steel plate internal mold, then the concrete is poured except for the reserved hole until the upper surface of the concrete is flush with the construction site base line, the pressure bearing capacity of the construction site or the road section above the steel plate internal mold can be improved, and normal running of heavy-load or ballast vehicles is allowed, so that the application range of the underground water pool is expanded; and then according to the weather condition, regularly watering, sprinkling water, spraying water and other measures are carried out on the poured concrete structure to carry out the wet curing of the concrete, and the concrete can be put into use after being cured for 1-2 weeks.
Comprehensive analysis shows that the construction method of the special-shaped water tank with the opening outside the special-shaped water tank obtained in the embodiment 1 is convenient and practical to operate, rapid and efficient in construction, can reduce the time of underground construction, effectively relieves the influence of the phenomenon of landslide and water accumulation on normal production life in the underground construction, and only needs 2-3 days from the manufacture of the steel plate inner mold to the completion of concrete pouring in the engineering construction, thereby shortening the construction period, improving the working efficiency and saving the construction cost by 12-13 days in advance compared with the prior art; the special-shaped pool manufactured in the embodiment 2 is a closed special-shaped pool, and the construction method of the special-shaped pool has all the advantages of the embodiment 1, and in addition, the construction method can improve the bearing capacity of a construction site or a road surface, allows some heavy-load or ballast vehicles to normally run, and enlarges the application range of the underground pool.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. A construction method of an underground special-shaped water pool is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a. manufacturing a steel plate inner die: according to construction requirements, a lap welding or full welding mode is adopted to manufacture a barrel-shaped steel plate inner die only with an opening at the upper end, a hoisting point is determined after trial hoisting by a crane, and the steel plate inner die is straightened for standby application;
b. foundation scribing and positioning and earth excavation: adopting lime to perform foundation marking treatment on a construction site, excavating earthwork through an excavator after positioning, and obtaining a foundation pit after reaching a design elevation;
c. pretreating the bottom of the foundation pit: clearing up garbage at the bottom of the foundation pit, filling and paving lime soil, tamping by a tamping machine, and continuing to fill and pave the lime soil until the designed elevation of the foundation pit is reached;
d. pouring concrete: pouring a concrete layer at the bottom of the foundation pit according to the bottom area of the foundation pit;
e. installing and positioning a steel plate internal mold: d, immediately hoisting the steel plate inner mold prepared in the step a into a foundation pit by using a crane after the concrete layer is poured in the step d, inserting the steel plate inner mold into the concrete layer poured in the step d downwards along the vertical direction after the steel plate inner mold is straightened by manual command, completely immersing the lower surface of the steel plate inner mold into the concrete layer, arranging support rods on the left side and the right side of the steel plate inner mold respectively, and pressing the steel plate inner mold from top to bottom by using a jack at the upper end of the steel plate inner mold; supporting and fixing support rods on the left side and the right side of the steel plate internal mold for 24 hours, wherein the distance between the top of the steel plate internal mold and the road surface of a construction site is required to be 30-40 cm;
f. backfilling and concrete pouring: e, backfilling the poured concrete around the steel plate internal mold fixed for 24 hours in the step e according to a small quantity of multiple times principle until the poured concrete is flush with the opening at the upper end of the steel plate internal mold;
g. and (3) binding steel bars and pouring concrete: binding a steel reinforcement cage at the edge of the top of the steel plate internal mold, erecting a concrete cover plate with a reserved hole at the upper end of the steel reinforcement cage, and then pouring concrete except for the reserved hole until the upper surface of the concrete is flush with the construction site base line;
the whole process from the manufacturing of the steel plate internal mold to the pouring of the concrete is only required to be 2-3 days;
and d, pouring a concrete layer with the height of 30-40cm at the bottom of the foundation pit by measuring the bottom area of the foundation pit and calculating the using amount of concrete required by pouring.
2. The construction method of the underground special-shaped water pool according to claim 1, characterized in that: in the step a, according to different materials contained in the special-shaped water tank, performing anticorrosive treatment on the inner surface and the outer surface of the steel plate inner die.
3. The construction method of the underground special-shaped water pool as claimed in claim 2, wherein: in the step a, the method also comprises the following steps of performing anticorrosion treatment on the steel plate inner membrane: and (3) uniformly spraying a layer of anticorrosive composite coating on the inner surface and the outer surface of the steel plate inner die by an electric arc spraying technology through an electric arc spraying machine.
4. The construction method of the underground special-shaped water pool as claimed in claim 3, wherein: and f, backfilling a sand-stone mixture around the steel plate inner mould, and backfilling the sand-stone mixture to be flush with the opening of the steel plate inner mould.
5. The construction method of the underground special-shaped water pool as claimed in claim 4, wherein the construction method comprises the following steps: when the sand-stone mixture is backfilled, a layer of sand-stone is scattered around the steel plate internal mold, water in the sand-stone is drained after 7-10 days of maintenance, and meanwhile, a tamping machine is adopted to tamp the sand-stone.
6. The construction method of the underground special-shaped water pool as claimed in claim 5, wherein the construction method comprises the following steps: and f, in the step g, according to the weather condition, carrying out wet maintenance measures on the concrete structure after the pouring is finished regularly.
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| CN108104562B (en) * | 2017-12-29 | 2019-09-20 | 江苏美泓环保科技有限公司 | A kind of construction of the clarifying basin bottom of pond gradient |
| CN110924478A (en) * | 2019-12-03 | 2020-03-27 | 中冶京诚工程技术有限公司 | High-level water tank, main water supply pipeline and water receiving pipe network connecting structure and construction method |
| CN113863355B (en) * | 2021-10-18 | 2023-02-24 | 中电建十一局工程有限公司 | Waterproof construction method for large-volume bearing platform in water |
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| CN205259214U (en) * | 2015-10-20 | 2016-05-25 | 刘建华 | Pin -connected panel rainwater regulation pond of method of sinking construction |
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Address after: Pinghu City, Zhejiang Province, Jiaxing City, Cao Bridge Street Bridge on the west side of town 314214 Applicant after: Pinghu Kaiyuan Concrete Co.,Ltd. Address before: Pinghu City, Zhejiang Province, Jiaxing City, Cao Bridge Street Bridge on the west side of town 314214 Applicant before: PINGHU KAIYUAN CONCRETE Co.,Ltd. |
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