CN203593996U - Structural body for preventing and controlling starting of trench debris flows - Google Patents
Structural body for preventing and controlling starting of trench debris flows Download PDFInfo
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- CN203593996U CN203593996U CN201320739660.2U CN201320739660U CN203593996U CN 203593996 U CN203593996 U CN 203593996U CN 201320739660 U CN201320739660 U CN 201320739660U CN 203593996 U CN203593996 U CN 203593996U
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Abstract
The utility model discloses a structural body for preventing and controlling starting of trench debris flows. According to the technical defects that an existing technical scheme about initiatively treating the debris flows only can be implemented on the basis of a great deal of field measurement and mapping, the structural body which is arranged in a debris flow trench and used for preventing and controlling starting of the debris flows is provided. The structural body is composed of at least one preventing and controlling structure single body, the preventing and controlling structure single body comprises a frame beam, steel pipe piles and gabions, wherein the frame beam is arranged on a debris flow gully bed and is a frame composed of longitudinal beams and beams, and the longitudinal beams and the beams are located in the same plane and perpendicular mutually; the steel pipe piles are in static linkage with the longitudinal beams and the beams, arrayed in the axial direction of the longitudinal beams and the axial direction of the beams, located below the frame beam and buried in the debris flow gully bed; the plane space of the frame beam is filled with the gabions. The structural body can effectively weaken on-way erosion destructive force and impact destructive force on a hazard-affected body of the debris flows, a composed preventing and controlling structure body system is high in elasticity and impact-resisting capacity, and the structural body is high in construction speed, low in labor intensity and convenient to use for rescue and disaster relief.
Description
Technical field
The utility model relates to a kind of structure, particularly relates to a kind of structure of preventing and treating Mud-stone Flow of Gullies starting, belongs to hydraulic engineering field and debris flow control works field.
Background technology
Mud-rock flow is mostly from raceway groove upstream initial start, when starting, small, and destructive power is not strong yet, corrodes, sweeps along the loose solid matter in raceway groove on the way to develop into disastrous mud-rock flow in its flow process.Debris flow initiation is the key link in mud-rock flow overall process, as long as inoperative, also just can not form mud-rock flow.Carry out debris flow by the measure regulating or control Debris flow initiation condition and can reach the object preventing trouble before it happens.Such technological thought is called as " Initiative defence " in debris flow control works field.In debris flow control works, existing Mud-stone Flow of Gullies disaster engineering prevention and control mainly comprises overhead crossing engineering, leads engineering and several classes such as engineering of blocking through engineering, preventive works, row, and the engineering of particularly blocking is the most general because directly reliably using.But these prevention and cure projects directly, for " passive " measure of protection object, can not be prevented and treated in " initiatively " starting and development to mud-rock flow, cause engineering to drop into huge, prevention effect is limited.
" debris flow prevention in national parks and technology " (Cui Peng etc., leading edge, the 14th the 6th phase of volume in 2007 are learned in ground) disclose a set of technical scheme that debris flow formation region is initiatively administered, comprise water guide dam, block the soil body, destroy three kinds of technological means of starting face.The main technological deficiency of this technical scheme is: the design of a whole set of prevention and cure project needs strictly to carry out in conjunction with the concrete landform geological conditions of set mud-rock flow raceway groove, construct the design scheme of body own or constructure scheme all need to carry out on the basis of a large amount of field survey mappings, therefore, the overall prevention and cure project design and construction cycle is long, expense is high, engineering quantity is large.The remote districts of, infrastructure insufficiency low for most of economic levels, can not adopt such technical scheme to carry out " Initiative defence " that mud-rock flow is occurred.And the starting district of most of mud-rock flows is positioned at such remote districts just.
Utility model content
The purpose of this utility model is exactly for the deficiencies in the prior art, provides a kind of and is arranged in mud-rock flow raceway groove for preventing and treating the structure of Debris flow initiation, and this structure can be constructed at the construction field (site) fast, from starting source, state of debris flow disasters is prevented and treated.
For achieving the above object, the technical solution of the utility model is as follows:
A structure of preventing and treating Mud-stone Flow of Gullies starting, is arranged on debris flow gully bed, it is characterized in that: be made up of at least one control structure monomer; Described control structure monomer comprises Vierendeel girder, steel pipe pile, gabion; Described Vierendeel girder is arranged on debris flow gully bed, is the framework forming by being positioned at same plane, orthogonal longeron and crossbeam; Described steel pipe pile with described longeron, crossbeam is quiet connects, and along the axially-aligned of longeron, crossbeam, is positioned at Vierendeel girder below, be embedded in debris flow gully bed; Described gabion is filled in Vierendeel girder plane space.
Above-mentioned mud-rock flow gabion control structure body is arranged on the loose depos-its body ditch bed that forms district and/or Circulation Area in mud-rock flow raceway groove, by one or several structure monomer composition.Structure monomer utilizes bottom steel pipe pile group to be fixed in mud-rock flow raceway groove, as " foundation " of structure monomer, steel pipe pile group not only provides sufficient anti-skid force by uplift resistance for structure monomer upper frame beam, also ditch bed " reinforcement " is reinforced simultaneously, strengthened resistance to overturning and the resistance to corrosion of ditch bed.Structure monomer upper frame beam is laid on ditch bed bottom surface, quiet connection between Vierendeel girder and steel pipe pile, and normally non-disconnectable quiet connection.Gabion is arranged in enclosing in entire space of the longeron of Vierendeel girder and crossbeam.Vierendeel girder coordinates with gabion, plays the effect of smooth ditch bed bottom surface, reinforcing loose depos-its particle, mitigation flow-shape, reduction mixed flow erosiveness.
The know-why of control structure body of the present invention is: on the one hand, under Basin Rainfall condition, in the time that the extensive water in upstream is flowed through control district raceway groove, in cause, cover the protection of Vierendeel girder and gabion, ditch bed surface has obtained smooth sclerosis, raceway groove accumulation body can be avoided the direct erosion of raceway groove current, has blocked the thing source supply of debris flow formation.Meanwhile, lose the increase-volume of thing source and expand and can act on, the erosion damage power of raceway groove current declines greatly, and the impact failure power of downstream hazard-affected body is effectively weakened, and the possibility that further formation develops into mud-stone flow disaster is also effectively contained.On the other hand, control structure body has not only blocked the Material Source of debris flow formation, reduce the agent of erosion of mud-rock flow, also globality and the stability of loose depos-its body ditch bed have been increased simultaneously, stablize groove channel erosion datum, relax lateral erosion and retrogressive erosion intensity, guarantee the stable of raceway groove both sides side slope and loose depos-its body ditch bed.Can realize thus " watershed management " control mud-rock flow
The structure of above-mentioned control Mud-stone Flow of Gullies starting, for single steel pipe pile, steel pipe pile outside is geological tube, and geological tube center has arranges three reinforcing bars isometric with geological tube vertically, and reinforcing bar is equilateral triangle and arranges; Cement injection mortar between geological tube inside pipe wall and reinforcing bar.The pile body floral tube slip casting of steel pipe pile bottom.Steel pipe pile pile body is embedded in ditch bed, and ditch bed bottom surface is exposed on stake top in top.Generally speaking, the height that top stake ejects dew should be not less than framework depth of beam, to guarantee that it firmly connects with Vierendeel girder.
Said structure body, Vierendeel girder framework is rectangle framework and/or intersecting parallels framework and/or grid framework, has and enclose entire space for laying gabion between longeron and crossbeam.In actual use, Vierendeel girder is that steel concrete waters building body, and steel pipe pile connects through concreting with longeron, crossbeam.
Under optimal design, the gabion of said structure body is multiple cubes, and gabion and Vierendeel girder are contour, are filled in Vierendeel girder plane space, be closely adjacent to each other and connect by connector between gabion.Gabion is processed into cube conventionally, and gabion and framework are contour, makes gabion lay end face on rear gabion and substantially flushes with plane on Vierendeel girder, and the power that pulls producing on structure to reduce effect raceway groove current, guarantees that structural entity is stable.
Under optimal design, 30 ° of said structure body steel pipe pile and ditch bed normal direction angles.
The ability of reinforcing loose depos-its particle, relaxing flow-shape in order to increase structure top gabion, the optimal design of control structure body of the present invention is that gabion is decomposed into multiple gabions to be connected and composed, specifically: gabion specification is dwindled, be processed into small-sized cube, multiple gabions are filled in Vierendeel girder plane space, and are close to the medial surface gabion face of longeron, crossbeam.Gabion in each Vierendeel girder framework is closely adjacent to each other, and adopts connector to connect.Gabion adopts antirust iron wire establishment, and dysgeogenous block of stone of large density is filled.The structure of optimal design has 3 technique effects, one, adopt small-sized gabion connected to one another to lay Vierendeel girder, make to lay layer and become the flexible structure body of site type of attachment, can be by system variant and the mud-rock flow boulder impact of blocking of consuming energy under the condition that guarantees structural safety operation, can effectively improve structure impact resistance, reduce by the probability of impact injury; Two, adopt small-sized gabion, can in factory, complete the specifications design in early stage of small-sized gabion, and be processed in advance standard component, directly use at the construction field (site), can show and improve debris flow structure build site operation progress; Three, the gabion structure of " modularization " is conducive to local maintenance and reparation, can greatly reduce the operation expense of control structure body.
In actual applications, the structure that the present invention prevents and treats Mud-stone Flow of Gullies starting generally includes at least two control structure monomers, each control structure monomer immediately arranged on debris flow gully bed, the each control structure monomer longeron longitudinal along raceway groove is parallel to each other, and Heterogeneous Permutation, extends along straight line mutually along each control structure monomer crossbeam of channel laterally; Gabion is latticed alignment and arranges in the plane space that is filled in Vierendeel girder and adjacent frame is set a roof beam in place in the plane space of composition.
Above-mentioned control structure body, is processed into standard component, and general processing specification is:
Vierendeel girder is by 4 longerons and 3 grid frameworks that crossbeam forms, longeron length × wide × height=900cm × 80cm × 80cm; Crossbeam length × wide × height=1600cm × 80cm × 80cm, Vierendeel girder is built by C25 steel concrete.Steel pipe pile buried depth H is not less than 5m, is upward through longeron and/or crossbeam, connects through concreting with Vierendeel girder; Geological tube diameter 146mm, bar diameter 32mm, strength of cement mortar is not less than M30, and grouting pressure is not less than 0.3Mpa.Gabion is cuboid, length × wide × height=55cm × 80cm × 80cm.
The basic process that the present invention prevents and treats the site operation of the structure of Mud-stone Flow of Gullies starting is: in selected debris flow gully bed position, steel pipe pile equidistantly arranges along the design attitude center line of the Vierendeel girder each row longeron of each row and crossbeam in the plane, and steel pipe pile pile body is imbedded ditch bed.Stake ejects reveals ditch bed bottom surface, and proud exposure is not less than Vierendeel girder design height.Steel pipe pile adopts rig pore-forming, and geological tube enters with pipe bit, the moulding of M30 cement mortar pressure injection; Pile body anchoring section steel pipe is made floral tube, so that slip casing by pressure forms tube wall lumarith, establishes three reinforcing bars of colligation triangular in shape to improve the anti-impact force of steel pipe pile in steel pipe simultaneously.Vierendeel girder is made up of cast-in-situ steel reinforced concrete crossbeam and longeron, inside establishes the bending resistance shear resistance of vertical muscle strengthened beam.The steel pipe pile stake of exposure is pushed up through longeron and crossbeam, Vierendeel girder is connected with steel pipe pile build-in and with ditch bed accumulation body form Unified Global.Gabion adopts antirust iron wire braiding, and packing density is easy-weathering piece stone very much not.The neat close-packed arrays of gabion, gabion is connected and fixed with iron wire each other.
Compared with prior art, the invention has the beneficial effects as follows: (1) product of the present invention is arranged on the loose depos-its body ditch bed that forms district and/or Circulation Area in mud-rock flow raceway groove can block mud-rock flow down-cutting, stablize groove channel erosion datum, relax lateral erosion and retrogressive erosion intensity, guarantee the stable of raceway groove both sides side slope and loose depos-its body ditch bed, and can block materials of debris flow supply, control Debris flow initiation and development, reduce Debris Flow At The Lower Reaches solid matter content simultaneously, weaken mud-rock flow along journey erosion damage power and the impact failure power to hazard-affected body; (2) control structure monomer is only fixed on loose accumulation ditch bed by steel pipe pile, and this makes control structure have very strong system flexibility, has improved the durable reliability of structure; (3) multiple control structure body interleaved order are arranged, without connecting, have improved system resilience and the impact resistance of the system of preventing and treating being made up of multiple control structure bodies each other; (4) gabion is factory normalization customized production, and filling building stones are gathered materials on the spot, and steel pipe pile and Vierendeel girder adopt do mechanization operation, and speed of application is fast, and labour intensity is low, is convenient to rescue and relief work application.
Accompanying drawing explanation
Fig. 1 is control structure monomer plane structure schematic diagram.
Fig. 2 is control structure monomer cross-sectional configuration schematic diagram.
Fig. 3 is the longitudinal plan that engineering is arranged.
Fig. 4 is single steel tube pile structure schematic diagram.
Fig. 5 is K-K ' generalized section of Fig. 4.
Fig. 6 is gabion structure schematic diagram.
Fig. 7 is the structure plane of arrangement schematic diagram of control Mud-stone Flow of Gullies starting.
Fig. 8 is that control structure monomer is along the longitudinal Heterogeneous Permutation schematic diagram of raceway groove (the local enlarged diagram of Fig. 7).
Fig. 9 is that control structure monomer is along the longitudinal Heterogeneous Permutation schematic diagram of raceway groove.
Figure 10 is embodiment bis-gabions and Vierendeel girder fit structure schematic diagram.
Figure notation in accompanying drawing is respectively:
1 control structure monomer 11 Vierendeel girder 111 longeron 112 crossbeam 12 steel pipe piles
121 geological tube 122 reinforcing bar 13 gabions
The specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are further described.
Embodiment mono-
As shown in Fig. 1～Fig. 9, build the structure of control Mud-stone Flow of Gullies starting.
Fig. 1 is control structure monomer plane structure schematic diagram.The structure of control Mud-stone Flow of Gullies starting, is arranged on debris flow gully bed, is made up of at least one control structure monomer 1.
Fig. 2 is control structure monomer cross-sectional configuration schematic diagram; The longitudinal plan that Fig. 3 engineering is arranged.The structure of control Mud-stone Flow of Gullies starting, is arranged on debris flow gully bed, is made up of at least one control structure monomer 1.Control structure monomer 1 comprises Vierendeel girder 11, steel pipe pile 12, gabion 13; Vierendeel girder 11 is arranged on debris flow gully bed, is the framework forming by being positioned at same plane, orthogonal longeron 111 and crossbeam 112; Steel pipe pile 12 with longeron 111, crossbeam 112 is quiet connects, and along the axially-aligned of longeron 111, crossbeam 112, is positioned at Vierendeel girder 11 belows, be embedded in debris flow gully bed; Gabion 13 is filled in Vierendeel girder 11 plane spaces.
Vierendeel girder 11 frameworks are rectangle framework and/or intersecting parallels framework and/or grid framework.Vierendeel girder 11 is that steel concrete waters building body.Steel pipe pile 12 connects through concreting with longeron 111, crossbeam 112.
In present embodiment, steel pipe pile 12 and 30 ° of ditch bed normal direction angles.Vierendeel girder 11 is the grid frameworks that are made up of 111 and 3 crossbeams 112 of 4 longerons, longeron 111 length × wide × height=900cm × 80cm × 80cm, and crossbeam 112 length × wide × height=1600cm × 80cm × 80cm, beam section is 80cm × 80cm.Vierendeel girder 11 is built by C25 steel concrete;
The single steel tube pile structure schematic diagram of Fig. 4; Fig. 5 is K-K ' generalized section of Fig. 4.Steel pipe pile 12 outsides are geological tube 121, and geological tube 121 centers have arranges three reinforcing bars 122 isometric with geological tube 121 vertically, and reinforcing bar 122 is equilateral triangle and arranges; Cement injection mortar between geological tube 121 inside pipe walls and reinforcing bar 122.Steel pipe pile 12 bottom pile body floral tube slip castings.Steel pipe pile 12 buried depth H are not less than 5m, are upward through longeron 111 and/or crossbeam 112, connect through concreting with Vierendeel girder 11.Geological tube 121 diameter 146mm, reinforcing bar 122 diameter 32mm, strength of cement mortar is not less than M30, and grouting pressure is not less than 0.3Mpa.
Fig. 6 is gabion structure schematic diagram.Gabion 13 is multiple cubes, and gabion 13 is contour with Vierendeel girder 11, is filled in Vierendeel girder 11 plane spaces, and 13 of gabions are closely adjacent to each other and connect by connector 31.In present embodiment, gabion 13 is cuboids, length × wide × height=55cm × 80cm × 80cm., it is limit silk that gabion 13 adopts 5cm iron wire, 4cm iron wire is twine, the inner laid dry flag of loading.
Fig. 7 prevents and treats the structure plane of arrangement schematic diagram of Mud-stone Flow of Gullies starting; Fig. 8 is that control structure monomer is along the longitudinal Heterogeneous Permutation schematic diagram of raceway groove (the local enlarged diagram of Fig. 7); Fig. 9 is that control structure monomer is along the longitudinal Heterogeneous Permutation schematic diagram of raceway groove.The structure of control Mud-stone Flow of Gullies starting comprises at least two control structure monomers 1, each control structure monomer 1 immediately arranged on debris flow gully bed, each control structure monomer 1 longeron 111 longitudinal along raceway groove is parallel to each other, and Heterogeneous Permutation, extends along straight line mutually along each control structure monomer 1 crossbeam 112 of channel laterally; Gabion 3 is latticed alignment and arranges in the plane space that is filled in Vierendeel girder 11 and adjacent frame is set a roof beam in place in the plane space of 11 compositions.
Embodiment bis-
As shown in figure 10, design the structure of control Mud-stone Flow of Gullies starting, itself and embodiment mono-something in common no longer repeat, and its difference is gabion structure.
Figure 10 is gabion and Vierendeel girder fit structure schematic diagram.Control structure monomer 1 comprises Vierendeel girder 11, steel pipe pile 12, gabion 13; Vierendeel girder 11 is arranged on debris flow gully bed, is the framework forming by being positioned at same plane, orthogonal longeron 111 and crossbeam 112; Steel pipe pile 12 with longeron 111, crossbeam 112 is quiet connects, and along the axially-aligned of longeron 111, crossbeam 112, is positioned at Vierendeel girder 11 belows, be embedded in debris flow gully bed; Gabion 13 is filled in Vierendeel girder 11 plane spaces.
Claims (10)
1. a structure of preventing and treating Mud-stone Flow of Gullies starting, is arranged on debris flow gully bed, it is characterized in that: be made up of at least one control structure monomer (1); Described control structure monomer (1) comprises Vierendeel girder (11), steel pipe pile (12), gabion (13); Described Vierendeel girder (11) is arranged on debris flow gully bed, is the framework forming by being positioned at same plane, orthogonal longeron (111) and crossbeam (112); Described steel pipe pile (12) and described longeron (111), quiet connection of crossbeam (112), along the axially-aligned of longeron (111), crossbeam (112), be positioned at Vierendeel girder (11) below, is embedded in debris flow gully bed; Described gabion (13) is filled in Vierendeel girder (11) plane space.
2. structure according to claim 1, is characterized in that: described Vierendeel girder (11) framework is rectangle framework and/or intersecting parallels framework and/or grid framework.
3. structure according to claim 1, is characterized in that: described steel pipe pile (12) and 30 ° of ditch bed normal direction angles.
4. structure according to claim 1 and 2, is characterized in that: described Vierendeel girder (11) is that steel concrete waters building body; Described steel pipe pile (12) connects through concreting with longeron (111), crossbeam (112).
5. according to the structure described in claim 1 or 2 or 3, it is characterized in that: described gabion (13) is multiple cubes, gabion (13) is contour with Vierendeel girder (11), is filled in Vierendeel girder (11) plane space, and gabion is closely adjacent to each other and connects by connector between (13).
6. according to the structure described in claim 1 or 2 or 3, it is characterized in that: described steel pipe pile (12) is outside is geological tube (121), described geological tube (121) center has arranges three reinforcing bars (122) isometric with geological tube (121) vertically, and described reinforcing bar (122) is equilateral triangle and arranges; Cement injection mortar between described geological tube (121) inside pipe wall and reinforcing bar (122).
7. structure according to claim 6, is characterized in that: the pile body floral tube slip casting of described steel pipe pile (12) bottom.
8. structure according to claim 6, is characterized in that:
Described Vierendeel girder (11) is the grid framework being made up of 4 longerons (111) and 3 crossbeams (112), described longeron (111) length × wide × height=900cm × 80cm × 80cm; Described crossbeam (112) length × wide × height=1600cm × 80cm × 80cm; Vierendeel girder (11) is built by C25 steel concrete;
Described steel pipe pile (12) buried depth H is not less than 5m, is upward through longeron (111) and/or crossbeam (112), connects through concreting with Vierendeel girder (11); Described geological tube (121) diameter 146mm, reinforcing bar (122) diameter 32mm, strength of cement mortar is not less than M30, and grouting pressure is not less than 0.3Mpa;
Described gabion (13) is cuboid, length × wide × height=55cm × 80cm × 80cm.
9. according to the structure described in claim 1 or 2 or 3 or 7 or 8, it is characterized in that: comprise at least two control structure monomers (1), each control structure monomer (1) immediately arranged on debris flow gully bed, each control structure monomer (1) longeron (111) longitudinal along raceway groove is parallel to each other, and Heterogeneous Permutation, extends along straight line mutually along each control structure monomer (1) crossbeam (112) of channel laterally; Gabion (3) is latticed alignment and arranges in the plane space that is filled in Vierendeel girder (11) and adjacent frame is set a roof beam in place in the plane space of (11) composition.
10. structure according to claim 9, is characterized in that: be arranged in mud-rock flow raceway groove and form on the loose depos-its ditch bed in district and/or Circulation Area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320739660.2U CN203593996U (en) | 2013-11-21 | 2013-11-21 | Structural body for preventing and controlling starting of trench debris flows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320739660.2U CN203593996U (en) | 2013-11-21 | 2013-11-21 | Structural body for preventing and controlling starting of trench debris flows |
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| CN203593996U true CN203593996U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320739660.2U Withdrawn - After Issue CN203593996U (en) | 2013-11-21 | 2013-11-21 | Structural body for preventing and controlling starting of trench debris flows |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556602A (en) * | 2013-11-21 | 2014-02-05 | 中国科学院、水利部成都山地灾害与环境研究所 | Structural body for preventing starting of gully debris flows and design method of structural body |
| CN104314045A (en) * | 2014-09-17 | 2015-01-28 | 中国地质环境监测院 | Pile-beam combined structure for controlling super-large high-position mud-rock flow and control method thereof |
| CN104314084A (en) * | 2014-09-17 | 2015-01-28 | 中国地质环境监测院 | Small-caliber combined rib bottom pile rapid protection technology for super-large high-position mud-rock flow |
| CN115907574A (en) * | 2023-01-10 | 2023-04-04 | 中国水利水电科学研究院 | Drainage basin type rainstorm flood disaster-bearing body resetting cost remote sensing simulation method |
-
2013
- 2013-11-21 CN CN201320739660.2U patent/CN203593996U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556602A (en) * | 2013-11-21 | 2014-02-05 | 中国科学院、水利部成都山地灾害与环境研究所 | Structural body for preventing starting of gully debris flows and design method of structural body |
| CN103556602B (en) * | 2013-11-21 | 2015-06-10 | 中国科学院、水利部成都山地灾害与环境研究所 | Structural body for preventing starting of gully debris flows and design method of structural body |
| CN104314045A (en) * | 2014-09-17 | 2015-01-28 | 中国地质环境监测院 | Pile-beam combined structure for controlling super-large high-position mud-rock flow and control method thereof |
| CN104314084A (en) * | 2014-09-17 | 2015-01-28 | 中国地质环境监测院 | Small-caliber combined rib bottom pile rapid protection technology for super-large high-position mud-rock flow |
| CN115907574A (en) * | 2023-01-10 | 2023-04-04 | 中国水利水电科学研究院 | Drainage basin type rainstorm flood disaster-bearing body resetting cost remote sensing simulation method |
| CN115907574B (en) * | 2023-01-10 | 2023-08-15 | 中国水利水电科学研究院 | Remote sensing simulation method for heavy construction cost of flood peak flood disaster bearing machine |
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