CN109783878A - Debris flow gully geological disaster data processing method and system, data processing terminal - Google Patents
Debris flow gully geological disaster data processing method and system, data processing terminal Download PDFInfo
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- CN109783878A CN109783878A CN201811566657.9A CN201811566657A CN109783878A CN 109783878 A CN109783878 A CN 109783878A CN 201811566657 A CN201811566657 A CN 201811566657A CN 109783878 A CN109783878 A CN 109783878A
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Abstract
The invention belongs to Computer-aided Design Technology fields, disclose a kind of debris flow gully geological disaster data processing method and system, information data processing terminal, including to physical geography, geological conditions reconnoitre and the signature analysis of debris flow gully, physical geography, reconnoitring for geological conditions mainly include to reconnoitring in terms of meteorological model, topography and geomorphology and native vegetation soil, formation lithology and Rock And Soil engineering characteristic, geological structure, earthquake, hydrogeological characteristics, exogenic process, proposed dam site engineering geological condition, mankind's activity in detail；The signature analysis of debris flow gully mainly includes reconnoitring for the characteristic parameter to debris flow formation condition, debris flow gully, Debris Flow Hazard Assessment, debris flow formation Analysis on Mechanism and mudstone stream calculation.The present invention provides important thinking for the prevention and control of mud-rock flow by the detailed prospecting of the signature analysis of physical geography to debris flow region, geological conditions and debris flow gully.
Description
Technical field
The invention belongs to Computer-aided Design Technology field more particularly to a kind of debris flow gully geological disaster data processings
Method and system, information data processing terminal.
Background technique
Currently, the prior art commonly used in the trade is such that due to special topography and geomorphology, weather, formation lithology, earth's surface
The factors such as water influence, and the debris flow gully development in the Kunming Dongchuan District copper work mountain area Qing Deng is obvious, sliding along debris flow gully two sides slope surface
The bad geological phenomenons such as the geological disasters such as slope, slump, the erosion caused by sloping surfaces are more developed, severe water and soil erosion, a large amount of loose material heaps
Product is in ditch bed.Under the specific conditions such as heavy rain, easily Geological Hazards of debris, the generation of Geological Hazards of debris occur for starting
Threat directly will be generated to 172 family of the copper work mountain valley with clumps of trees and bamboo, 612 people, shadow is generated to the forest land in Long Dongge Class II highway and bridge, accumulation area
It rings, economic asset loses about 21,000,000 yuan.
In order to it is timely, orderly, efficiently prevent and carry out Prevention And Treatment of Geological Hazards, to the maximum extent reduce disaster cause
Loss, safeguard the security of the lives and property and social stability of local resident, harm of the reduction mud-rock flow to the copper work mountain valley with clumps of trees and bamboo as far as possible.By elder brother
The commission of the Dongchuan District Ming Shi Bureau of Land and Resources, Yunnan geologic engineering investigation design and research institute have carried out on the spot copper work mountain valley with clumps of trees and bamboo debris flow gully
Investigation and prevention and cure project are reconnoitred and feasibility study work.Conscientiously the preventing and controlling of copper work mountain valley with clumps of trees and bamboo debris flow gully are carried out, it is ensured that the people
Masses' security of the lives and property.
In conclusion problem of the existing technology is:
(1) in the prior art along unfavorable geologies such as geological disasters, thes erosion caused by sloping surfaces such as debris flow gully two sides slope surface landslide, slump
Phenomenon is more developed, severe water and soil erosion, and a large amount of loose materials are piled up in ditch bed.
(2) under the specific conditions such as heavy rain, easily Geological Hazards of debris, the generation of Geological Hazards of debris occur for starting
Threat directly will be generated to the copper work mountain valley with clumps of trees and bamboo, the forest land in Long Dongge Class II highway and bridge, accumulation area is had an impact, economy is caused
Loss.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of debris flow gully geological disaster data processing method and
System, information data processing terminal.
The invention is realized in this way a kind of debris flow gully geological disaster data processing method, the debris flow gully geology
Disaster data processing method includes: topographic survey, engineering geological mapping, trenching, exploratory shaft sinking, mud-rock flow field test and indoor rock sample
Test, soil sample analysis, Analysis of Water Samples, combine with multiple technologies means；Comprehensive analysis reconnoitres various data obtained,
And existing data is combined, serious analysis, establishment prospecting results report are carried out to mud-rock flow.
Further, the debris flow gully geological disaster data processing method is calculated as follows according to the erosion modulus in each area
Different section can provide mud-rock flow solid loose material: W=AM every year in debris flow gully basin perimeter；
In formula: W indicates year soil erosion total amount, t/a；A indicates soil erosion area, km2；M indicates erosion modulus, t/
km2·a。
Further, debris flow gully geological disaster data processing method mud-rock flow channel cross section approximate trapezoid uses
Calculation formula is as follows:
Wa=(B+b) LH/6；
In formula: bulk solid mass reserves, m in Wa channel3；B: channel cross section mean breadth takes 10m；B: channel is horizontal
Section bottom mean breadth, takes 5.0m；L: channel loosely-packed layer length takes 32000mm；H: ditch bed deposit average thickness,
Take 3.0m.
Further, the debris flow gully geological disaster data processing method calculates mud-rock flow risk index using following formula
Zw:
Zw=a (Zl·Al+Zq·Aq)
In formula: ZlIt is expressed as the history intensity of mud-rock flow, ZqIt is expressed as the potential strength of mud-rock flow；AlIt is strong to be expressed as history
The weight of degree, takes 0.3；AqIt is expressed as the weight of potential strength, takes 0.7；А is expressed as correction factor, and mud-rock flow takes 0.46.
Further, the debris flow gully geological disaster data processing method historical disaster intensity is calculated as follows:
Zl=GP
In formula: G, P are the evaluation rank score value of historical act scale and motion frequency, according to the stacking volume of mud-rock flow and
Activity respectively takes 0~5 numerical value.
Further, the debris flow gully geological disaster data processing method mud-rock flow potential danger intensity is calculated as follows:
Zq=K (DAd+X·Ax+Q·Aq+R·AR)
In formula: D, X, Q, R are respectively geological conditions, geographic and geomorphic conditions, the weather plant for controlling debris flow formation and development
By the scale score value of condition, artificial sufficient condition degree.Ad、Ax、Aq、ARFor the weight of four class debris flow formation conditions；K is to repair
Positive coefficient takes 0.7 here.
Another object of the present invention is to provide a kind of mud for implementing the debris flow gully geological disaster data processing method
Rock glacier ditch geological disaster data processing system.
Another object of the present invention is to provide a kind of meters for realizing the debris flow gully geological disaster data processing method
Calculation machine program.
Another object of the present invention is to provide a kind of letters for realizing the debris flow gully geological disaster data processing method
Cease data processing terminal.
Another object of the present invention is to provide a kind of computer readable storage mediums, including instruction, when it is in computer
When upper operation, so that computer executes the debris flow gully geological disaster data processing method.
In conclusion advantages of the present invention and good effect are as follows: in order to it is timely, orderly, efficiently prevent and carry out geology
Diaster prevention and control work, reduces lose caused by disaster to the maximum extent, safeguard that the security of the lives and property of local resident and society are steady
It is fixed, harm of the reduction mud-rock flow to the copper work mountain valley with clumps of trees and bamboo as far as possible.It is entrusted by Kunming Dongchuan District Bureau of Land and Resources, Yunnan geologic engineering investigation
Design and research institute has carried out on-site inspection to copper work mountain valley with clumps of trees and bamboo debris flow gully and prevention and cure project is reconnoitred and feasibility study works.Conscientiously it does
The preventing and controlling of good copper work mountain valley with clumps of trees and bamboo debris flow gully, it is ensured that life and property safety of people.
Detailed description of the invention
Fig. 1 is debris flow gully geological disaster data processing method flow chart provided in an embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Application principle of the invention is explained in detail with reference to the accompanying drawing.
As shown in Figure 1, debris flow gully geological disaster data processing method provided in an embodiment of the present invention the following steps are included:
S101: topographic survey, engineering geological mapping, trenching, exploratory shaft sinking, mud-rock flow field test and indoor rock sample test, soil
Sample analysis, Analysis of Water Samples etc., combine with multiple technologies means；
S102: comprehensive analysis reconnoitres various data obtained, and combines existing data, is conscientiously divided mud-rock flow
Analysis, establishment prospecting results report.
In a preferred embodiment of the invention, according to the erosion modulus in each area, debris flow gully basin perimeter is calculated as follows
Interior different section can provide mud-rock flow solid loose material: W=AM every year；
In formula: W indicates year soil erosion total amount, t/a；A indicates soil erosion area, km2；M indicates erosion modulus, t/
km2·a。
In a preferred embodiment of the invention, status mud-rock flow channel cross section approximate trapezoid is as follows using calculation formula:
Wa=(B+b) LH/6；
In formula: bulk solid mass reserves, m in Wa channel3；B: channel cross section mean breadth takes 10m；B: channel is horizontal
Section bottom mean breadth, takes 5.0m；L: channel loosely-packed layer length takes 32000m (including Zhigou) m；H: ditch bed deposit
Average thickness takes 3.0m.
In a preferred embodiment of the invention, mud-rock flow risk index (Z is calculated using following formulaw):
Zw=a (Zl·Al+Zq·Aq)
In formula: ZlIt is expressed as the history intensity of mud-rock flow, ZqIt is expressed as the potential strength of mud-rock flow；AlIt is strong to be expressed as history
The weight of degree, takes 0.3；AqIt is expressed as the weight of potential strength, takes 0.7；А is expressed as correction factor, and mud-rock flow takes 0.46.
In a preferred embodiment of the invention, historical disaster intensity is calculated as follows:
Zl=GP
In formula: G, P are the evaluation rank score value of historical act scale and motion frequency, according to the stacking volume of mud-rock flow and
Activity respectively takes the numerical value between 0~5.The value is superimposed formation after distinguishing value by two class factors according to working experience.
In a preferred embodiment of the invention, mud-rock flow potential danger intensity is calculated as follows:
Zq=K (DAd+X·Ax+Q·Aq+R·AR)
In formula: D, X, Q, R are respectively geological conditions, geographic and geomorphic conditions, the weather plant for controlling debris flow formation and development
By the scale score value of condition, artificial sufficient condition degree.Ad、Ax、Aq、ARFor the weight of four class debris flow formation conditions.K is to repair
Positive coefficient takes 0.7 here.
Application principle of the invention is further described combined with specific embodiments below.
1, mudstone stream calculation
1.1 design clear water crest discharges
(1) Yunnan Province's hydrologic manual method
Calculation formula: Qp=1.1 × Q × K
Q=M × F2/3；
In formula: Qp- design clear water crest discharge (m3/s)；Q-- more years average flood peak discharge (m3/s)；M-- more years
Average maximum flood peak modulus, M=3.0 (hydrologic manual)；F-- catchment area (Km2)；K-multiple proportion coefficient
(2) hydrologic research institute method, calculation formula: Qp=0.278 × ψ × S/ τn×F
In formula: ψ -- crest discharge coefficient, ψ=1- μ/s τn；N-heavy rain attenuation coefficient；μ-is averaged infiltration rate, μ=6F-0.19；sp-- rain power, sp=Hr/24(1-n)；hr- effective precipitation (mm), hr=H24·α；α-runoff coefficient, looks into hydrologic manual,
Take α=0.5；τ-confluence lasts (hour), τ=0.278L/ (mQp 1/4·F1/3)；L-river is long (km)；M-confluence parameter, m
=θ0.43× 0.29, θ=L/I1/3·F1/4；I-longitudinal slope drop (‰)；F-drainage area (km2)；tc- production stream lasts, tc=
[(1-n)s/μ]1/n；tcWhen > t, ψ=1- μ/s τn；tcWhen < t, ψ=n (tc/τ)1-n。
Calculated result see the table below.
1 debris flow gully clear water crest discharge calculating achievement table of table
1.2 debris flow velocities calculate
(1) density is designed
Debris flow gully density is as shown in the table:
2 mud-rock flow of table designs bulk density statistical form
(2) debris flow velocity calculates
Debris flow gully is diluted debris flow ditch, and using diluted debris flow flow relocity calculation debris flow velocity, formula is as follows:
Vc=mc/a·Rc 2/3·Ic 1/2
In formula: Vc- mud-rock flow mean velocity in section, m/s；mc- mud-rock flow roughness coefficien；Value 15.Rc- mud-rock flow stream
Body hydraulic radius (m), Rc=F/X；Cheuch discharge section area (m when F-flood2)；A-resistance coefficient,- mud-rock flow correction factor,- mud-rock flow fluid density, t/m3；ρH- mud
Rock glacier density of solid particles, t/m3；X-wetted perimeter；Ic- mud-rock flow water surface longitudinal slope (%), calculated result see the table below.
3 copper work mountain valley with clumps of trees and bamboo gully mud-rock flow flow relocity calculation outcome table of table
1.3 debris flow and landslips, which calculate, uses rain flood revised law:
In formula: Qc-debris flow and landslips, m3/s；QW- design clear water flow, m3/s；Dc-mud-rock flow gross blockage factor, " mud
Rock glacier prevention and cure project design specification " (DT0239-2004).- mud-rock flow correction factor,- mudstone
Flow fluid density, t/m3；γh- mud-rock flow density of solid particles, t/m3；Debris flow and landslips calculated result see the table below.
4 copper work mountain valley with clumps of trees and bamboo gully mud-rock flow flow rate calculation outcome table of table
1.4 1 times mud-rock flow process total amount calculates
One time total value Q can last T (s) and maximum stream flow Qc (m according to mud-rock flow3/ s) carry out budgetary estimate, formula are as follows:
Q=KTQc, as 5 < F < 100km of drainage area2, K=0.0378, T (s) value 1 hour；What mud-rock flow was gone out consolidates
Body substance total amount QH=Q (γc-γw)/(γH-γw), γ in formulawFor the severe of clear water, γ is takenw=1t/m3。
Choose proposed 1# block dam site position (scheme one, scheme two) (2-2 ') section, proposed drainage groove outlet (scheme
One, scheme two) (28-28 '), entire basin calculated, in 50~100 years one chance peb processes, debris flow gully difference position
It is generally small-sized to set the scale of breaking out, but going out total material amount due to a mud-rock flow is dynamic change index, it and a mud
It is related that solid loose material total amount is moved when rock glacier is broken out, it is especially related with the accumulation of ditch bed deposit, it breaks out 100 years one
When meeting flood discharge, once the amount of going out is not necessarily maximum, if heavy rainfall break out the time it is longer when, even 20 years one chance are big vast
Water, it is also possible to the solid matter amount of going out be made to be greater than calculated value.Calculating structure see the table below.
5 mud-rock flow of copper work mountain valley with clumps of trees and bamboo gully mud-rock flow of table goes out object total amount
1.5 mud-rock flow Blaps femaralis calculation formula:
In formula: B --- mud-rock flow face width (m)；R --- mainstream middle line bending radius (m)；Vc-debris flow velocity
(m/s).According to above formula, calculating mud-rock flow Blaps femaralis amount, calculated result in the motion process of Circulation Area be see the table below.
6 debris flow gully Circulation Area Blaps femaralis of table calculates
1.6 impact force's calculation
(1) mud-rock flow entirety surge
Formula is used to the mud-rock flow entirety surge in Circulation Area:
In formula: F: mud-rock flow integrally impacts, kPa；γc: mud-rock flow bulk density, kN/m3；vc: debris flow velocity, m/s；G: weight
Power acceleration (9.8m/s2)；α: the angle of stress surface and impulsive force of mud flow direction takes a=66 °；λ: stress surface form factor,
Due to blocking, engineering main stress face is rectangle, takes λ=1.33.Specific calculated result see the table below.
7 debris flow gully Circulation Area entirety surge computational chart of table
(2) monolithic megalith impact force
In formula: FsThe impact force of-monolithic megalith, KN；VC- debris flow velocity；λ-kinetic energy reduction coefficient, when frontal impact
Take 0.3；α-stress surface and mud-rock flow striking face angle of impingement, take 66 °；The elastic deformation coefficient of C1, C2-megalith and building,
Hit coefficient, C1+C2=0.005；W-megalith weight, KN, W=γ V；γ-megalith density, t/m3；V-megalith volume,
m3；V=4/3 π r3；
According to above formula, concrete outcome be see the table below.
8 debris flow gully Circulation Area megalith impact force's calculation table of table
Application effect of the invention is described in detail combined with specific embodiments below.
Embodiment 1；
1 built engineering effort evaluation
Project Areas debris flow gully did not carried out extensive engineering control, only solid at mud-rock flow tap drain middle and lower reaches built 1
Bed dam, to protect backroad normal use.Gu the wide about 0.8m of bed dam crest, length about 28m, high about 3m, status, which has been become silted up, to expire, Gu
It is backroad above bed dam.
Although Project Areas debris flow gully does not carry out large-scale engineering improvement, implementation conceded the land to forestry, political affairs of closing hillsides to facilitate afforestation
Plan, so that middle and upper reaches vegetation obtains certain recovery.In the above debris flow gully heap of Project Areas debris flow gully Long Dongge engineering bridge
Product area's right bank, the afforestation of C2 and C3 coombe middle and lower reaches, status Eucalyptus Stand have begun to take shape, and see photo 1.Additionally due to C2,
C3 coombe frequent activity carries a large amount of silt particles to middle and lower reaches, has an impact to Eucalyptus Stand, surrounding village, therefore, rush in C2, C3
Ditch downstream and tap drain intersection think to accumulate earth dam in channel right bank, excavate rock and change channel, avoid C2, C3 coombe from carrying big
Amount mud-rock flow is washed away to downstream, generates harm to the Eucalyptus Stand in the deposition fan of downstream, village.Additionally due in June, 2015, outburst
Small-scale mud-rock flow is crossed, flood once covered the copper work village Qing Jin road, and therefore, local villager's self-organization is into heap by village's road
Big gauge block stone has been accumulated, has prevented mud-rock flow flood from covering pavement of road again.
2, execution conditions and construction material investigation
(1) execution conditions
Consolidating bed dam position to built 1# within the scope of the mountain valley with clumps of trees and bamboo Watershed of copper work has the country highway for meeting construction requirement and rural area
Highway.Consolidate bed dam from built 1# to block construction area to proposed 1#, 2#, need to carry out debris flow gully bottom it is smooth after reachable apply
Work area.
(2) construction water
Copper work Qing Gou belongs to seasonal flowing water, locally there is water flow, but water very little.Pond or have in construction Shi Kecong ditch
Diversion is as construction water in the region of infiltration, village.
(3) construction material
Copper work mountain valley with clumps of trees and bamboo ditch construction area position major part substrate areas is severely-weathered basalt, sandstone, siltstone, silty mud
Rock, site operation area building stones are unsatisfactory for construction intensity requirement.Sand needed for constructing, building stones are both needed to buy in big Baihe Sha Chang, haul distance
About 5km, rubble need to buy from neighbouring stone factory, long-distance about 15km.Cement need to be bought from Huaxing (Dongchuan) cement plant, haul distance
About 15m, reinforcing bar and other secondary materials can be bought from Dongchuan urban area, haul distance about 8km.
3, construction results
(1) this is reconnoitred ground observation and works in and starts on December 20th, 2016, with completion on December 28th, 2016 field
Work is transferred to indoor data to arrange and writes with what is reported.Reconnoitre process collection related data.It completes workload topographic map and surveys in field
Measure (1:500) 0.3km2, section survey (1:500) 1.0km, engineering geological mapping (1:500) 0.3km2, engineering geological mapping (1:
10000)8.68km2, 10 exploratory shaft sinking 65.7m3,22 exploratory trench 76.5m3,3 groups of point sample, 2 groups of water sample, 6 groups of rock sample.
(2) Project Areas belongs to category subtropical monsoon climate district.The hydrology belongs to the basin ChangJiang River little Jiang copper work Qing Gou.Landform
Landforms belong to the morphologic region Zhong Shan and rift rushes proluvial basin intersection；Slope vegetation development in Project Areas is general, and afforestation rate is about
15%.Project Areas exposure stratum is more, and Rock And Soil weathering is strong, and lithologic character and lithofacies variation is complicated, and engineering geological condition is complicated.Project
Geological structure belongs to Xiaojiang fault in area, two tomographies of exposure in basin perimeter, and geological structure is complicated, and seismic activity is frequent.?
Mesh area groundwater type can be divided into pore water, crevice water and karst water three categories.Project Areas slacking is mainly basalt, sand
Rock, siltstone, silty slacking physics, based on chemical weathering collective effect, part is that carbonatite chemical weathering is made
With；Project Areas exogenic process is mainly shown as: several aspects such as landslide, unstable slope, slope surface and gully erosion, this
18 landslides, 1 unstable slope, main 9 rills, the Field Geology Investigations of coombe and prospecting are completed in secondary prospecting.
(3) copper work mountain valley with clumps of trees and bamboo Watershed range 8.68km2, this prospecting adjusts copper work mountain valley with clumps of trees and bamboo Watershed, charge for remittance condition etc.
It looks into.Copper work mountain valley with clumps of trees and bamboo Watershed main material source reserves source is calculated, mainly includes landslide, unstable slope, slope surface and punching
Several aspects such as ditch erosion, ditch bed deposit, artificial waste, according to relevant calculation statistical form, solid reserves amount to 236.760 ×
104m3, moving and providing material resource amount for mud-rock flow is 103.99 × 104m3.The solid reserves that come down are maximum, and solid reserves are
72.12×104m3, landslide sliding can be participated in and provide the solid reserves of material resource for debris flow gully to be 65.3 × 104m3.Wherein C2, C3
Coombe and downstream basin landslide solid reserves are 47.8 × 104m3, account for about the 66.3% of whole landslide solid reserves, landslide can
43.0 × 104m of amount of movement3, account for the 65.8% of the whole removable momentum in landslide.C2, C3 coombe and downstream basin are debris flow gully
Main material resource amount source amount.
(4) it is accessed according to on-site inspection, extensive mud-rock flow does not occur in recent years for the copper work mountain valley with clumps of trees and bamboo, but small-scale mud-rock flow occasionally has hair
It is raw, small-scale mud-rock flow once occurs in June, 2015, flood was once covering the copper work village Qing Jin road, but did not caused big damage
It loses.Copper work Qing Gou is the dilute property low frequency debris flow of cheuch heavy rain slump mudflow type.Status debris flow gully seriously threatens the copper work mountain valley with clumps of trees and bamboo 172
Family, 612 people generate threat, have an impact to the forest land in Long Dongge Class II highway and bridge, accumulation area, and economic asset is lost about
21000000 yuan.According to related table, copper work mountain valley with clumps of trees and bamboo ditch geological disaster Severity level is large size, and potentially danger grade is large size.
(5) it is calculated according to debris flow gully domain essential characteristic and referring to related specifications table.The evaluation of debris flow gully easy-suffering level:
Copper work mountain valley with clumps of trees and bamboo debris flow gully is easily to send out；Risk index evaluation: copper work mountain valley with clumps of trees and bamboo debris flow gully is the big debris flow gully of Hazard rank；Danger
Dangerous grade evaluation: the harm of present situation grade is large size, and potentially danger grade is super-huge；Single-groove danger overall merit: copper
Factory's mountain valley with clumps of trees and bamboo debris flow gully is pole highly dangerous.
(6) this Dongchuan District copper work Qing Gou is reconnoitred met according to 30 years one, and 150 carry out calculation and check.This is reconnoitred to copper work
Qing Gou, construction project to be built position clear water crest discharge, design bulk density, debris flow velocity, debris flow and landslips, disposable mudstone flow,
Blaps femaralis, whole impact force, block stone impact force etc. are calculated, and see reconnoitre relevant calculation table in detail.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real
It is existing.When using entirely or partly realizing in the form of a computer program product, the computer program product include one or
Multiple computer instructions.When loading on computers or executing the computer program instructions, entirely or partly generate according to
Process described in the embodiment of the present invention or function.The computer can be general purpose computer, special purpose computer, computer network
Network or other programmable devices.The computer instruction may be stored in a computer readable storage medium, or from one
Computer readable storage medium is transmitted to another computer readable storage medium, for example, the computer instruction can be from one
A web-site, computer, server or data center pass through wired (such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)
Or wireless (such as infrared, wireless, microwave etc.) mode is carried out to another web-site, computer, server or data center
Transmission).The computer-readable storage medium can be any usable medium or include one that computer can access
The data storage devices such as a or multiple usable mediums integrated server, data center.The usable medium can be magnetic Jie
Matter, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or semiconductor medium (such as solid state hard disk Solid
State Disk (SSD)) etc..
Embodiment 2；
1 construction technology
The subdivisional work of the basin-wide hazard management engineering of debris flow gully mainly has basis, dam abutment earthwork evacuation, block (Gu
Bed), drainage groove, the processing of construction joint, blocking dam subsiding crack in solid bed rib concrete engineering construction and concrete engineering construction
Processing, the construction method of each subdivisional work is illustrated respectively with technical requirements below.
(1) earthwork, rock excavation
1. (Gu bed) dam of blocking, rib camphyl plinth, dam abutment earthwork evacuation:
Slope excavating sloping coefficient according to construction site soil property situation determine, if soil property is preferable, can as far as possible not slope or
Few slope；If soil property is poor, supporting measure is also taken.Crater wall after excavation of foundation pit, hole bottom are modified, excavated out
Basis, when design requirement is not achieved such as foundation bearing capacity, Ying Jinhang basement process is reinforced, and such as desilts soil removal and replacement, rockfill gravel material, disturbance
Rammed earth etc..Being excavated native stone should not arbitrarily be stacked at around foundation pit and in debris flow gully, avoid influencing construction safety even
Because construction waste causes mud-rock flow.
2. drainage groove, bank protection dam, solid bed rib earthwork evacuation
Drainage groove, solid bed rib basic earthwork excavate, and excavate sloping coefficient and are determined according to construction site soil property situation, if native
Matter is preferable, can not slope or few slope as far as possible；Crater wall after foundation excavation, hole bottom are modified.Due to drainage groove earth excavation
Work amount is larger, and site operation place is more gentle, therefore, cuts the earth and considers that 70% is carried out with excavator, 30% repairs for artificial basis
It is whole.
(2) (Gu bed) stone masonry of blocking construction:
1, the impurity such as the dirt on block stone surface, should remove before masonry clean, and keep wet.
2, masonry should be built using paving slurry processes, and palpus layering is sleeping to build, the upper and lower fissure of displacement, inside and outside overlap joint, must not phase mutual connection between stone
Touching must not fill out the building method of the heart using the edge-on intermediate stone riprap of face stone.
3, the slit width of stone masonry, more upright block stone are not greater than 3cm, and egagropilus stone is not greater than 5cm.Gap should fill in sufficient sand
Slurry, is plugged and pounded closely knit with band iron.
4, timely jointing, avoids forming interlayer between puzzle joint mortar on the day of grouting body Ying Yu.
5, the mixing of mortar should meet design and code requirement.Machinery is normally applied to mix and stir.When artificial mixing cement mortar,
Every disk mortar turns number and accomplishes dry 3 wet 4, mixes until color is uniform.Strict control amount of water, the general ratio of mud 0.5~
Between 0.6.
6, body is grouted to be conserved immediately after mortar reaches initial set.Curing period, is not less than 7 days, and maintenance process is to grout
Be laid with gunnysack on body, water after straw bag, one day 2~3 times, keep gunnysack, straw bag it is wet.
7, when drainage groove, the construction of bank protection dam stone masonry, together every 10m setting subsiding crack, slit width 2cm, centre setting is let out
Water hole.
(3) C20 concrete, the construction of C35 concrete:
Concrete construction order are as follows: setting-out → formwork erection → concrete mixes and stirs, transport → concrete placings, vibrate → concrete curing, demoulding
1. formwork erection
Template uses punching block as far as possible, and forming wood mold plate, bamboo slab rubber etc. can also be used.Template should reach: size is accurate, structure
It is firm, have enough rigidity；Firm supporting is not allow for deforming or slide；Seam needs closely, not spillage；Surfacing is bright and clean,
Release agent should be smeared, is forbidden to use used oil as release agent.
2. concrete mixes and stirs
According to live project characteristic, when C20, C35 concrete are constructed, concrete is that scene production is mixed and stirred.Interior addition when C35 concrete mixes and stirs simultaneously
The steel fibre of concrete volume ratio 0.5%.When machinery mixes and stirs, a disk batch is sequentially added into material by the sequence of sand, cement, stone
Then water and raw material are injected simultaneously and mix cylinder by bucket.It need to mix and stir until concrete composition, color, dilute thick uniformity, it is most short when mixing and stirring
Between cannot be less than 2 points of halfs.When concrete is mixed and stirred at scene, need to prepare the materials such as sufficient sand, stone, cement.The materials such as sand, stone, cement
Material heap should be stacked when putting to relative clean, dry location, and sand, building stones is avoided to be mixed into impurity；Cement is blocked with showerproof cloth,
Its dampness is prevented, cement quality is influenced.
3. pouring construction
, should be clean by eliminating impurities in template before pouring when C20 rib bank, solid bed rib, embankment body construction, concrete bed course is answered
Watering wetting, but substrate surface should not there are ponding.Forbid arbitrarily to add water to increase the slump at the scene.Root when C20 concrete is constructed
According to In Situ Concrete supply using segmentation, placement layer by layer, segmentation when pouring structure be divided into several segments along the long side direction, pour work from
Bottom starts, and after first layer one segment length of concreting, just later the second layer is poured, when the second layer pours a segment length
Afterwards, third layer is later poured, be so stepped forward propulsion.When C35 concrete is constructed, due to thinner thickness, segmentation is preferably used to pour
It builds.After C15 dam construction should be waited to finish and reach design when C35 concrete placings, C35 is poured in formwork after cleaning to its surface layer
Concrete.
4. Vibration Technology
When pouring, the mobile spacing of vibrating spear should be less than 50cm, and the perdurabgility of each vibration point is generally advisable with l0-30s,
There is laitance with surface and no longer sinks for degree.Vibrator should insert people lower-layer concrete 5cm, pay attention in entire operation of vibrating, no
The mould that shakes vibration muscle, must not collide various embedded parts, ironware, waterstop etc..
5. concrete measuring temperature conserves
The insulated curing of engineering should then be reinforced after the completion of pouring.It is measured using mercurial thermometer, certain interval of time
Thermometric record is carried out to concrete.Special temperature measurement minute book is set, thermometric work is responsible for specially by one Quality Inspector of project management department
Record and filing.The maintenance of casting of concrete in mass prevents mainly by reducing the temperature difference inside concrete with surface and avoids tying
There is craze and transfiguration in structure.When pouring, under the premise of guaranteeing concrete design strength, the slag water of preferred low hydration heat can be passed through
Mud, suitably using retardation water reducing agent, suitably reduce the ratio of mud, reduce cement consumption, reduce concrete molding temperature, reduce mix
Heshui temperature (in mixing water on the rocks bits or use underground water), aggregate be rinsed with water cool down and avoid being exposed to the sun, to be suitably added bulk thick
Manually the methods of thermally conductive cooling of aggregate, pre-buried cooling water pipe.
6. demoulding
The Side shuttering of not load-bearing, when concrete can reach its surface of guarantee and corner angle are not damaged because of form removal,
It can remove, after general 12 hours；The template of load-bearing should just can be carried out demoulding work after concrete reaches intensity.
Associated specifications are referring to " concrete structure engineering construction quality accident specification " (GB 50204-2015)
(4) subsiding crack is handled
Subsiding crack is set in 2 side of blocking dam overflow port, pitch plank is preferably used to clog thickness 2cm.After concrete sufficiently solidifies, answer
Construction joint is surface roughened using hard brush immediately, exposes large-particle-size aggregate, it must not be by aggregate brush pine.When pouring for the second time,
All discrete materials should be removed and be rinsed surface until clearing up completely with water, later, all ponding should be also removed, be used in combination
It is thick that slurry 5cm is met with grade cement mortar.
The requirement of 3 Main Construction Techniques
(1) blocking dam, solid bed dam engineering construction
1. dam abutment, foundation excavation are excavated in strict accordance with construction drawing design depth when dam construction, forbid to backbreak.
2. dam embedded depth of foundation should regard foundation soil, actual conditions adjustment, it is appropriate that dam foundation plinth can be carried out according to foundation excavation situation
Adjustment, when supporting course is closely knit ovum, gravelly soil, Ying Jinhang manual zoning's compacting processing, to guarantee that it has enough bearing capacities.Base
After hole is excavated, if base bearing capacity or geological condition are unsatisfactory for reporting the developments to design in time when design requirement, according to practically
Matter situation is adjusted on the spot.
(1) blocking dam, solid bed dam engineering construction
1. dam abutment, foundation excavation are excavated in strict accordance with construction drawing design depth when dam construction, forbid to backbreak.
2. dam embedded depth of foundation should regard foundation soil, actual conditions adjustment, it is appropriate that dam foundation plinth can be carried out according to foundation excavation situation
Adjustment, when supporting course is closely knit ovum, gravelly soil, Ying Jinhang manual zoning's compacting processing, to guarantee that it has enough bearing capacities.
3. dam body grouting engineering is constructed, Ying Caiyong " seat slurry processes " construction, it is ensured that slurries are full, mortar strength meets design
It is required that dam crest uses 1:3 cement sand plaster, thickness is not less than 2cm.
4. concrete is constructed, it should it gets out enough sand materials in advance, concrete is mixed and stirred using scene, after having propped up template,
According to scene mix and stir concrete ability be segmented, placement layer by layer, vibrated in casting process to concrete, pour and finish, concrete is carried out
Thermometric maintenance work, when reaching design strength requirement rear collapsible die.
5. the cobble stone, boulder that should not use the building stones for being easy to weathering or do not dig face builds dam, Stone Strength grade is not less than
30Mpa is unsatisfactory for building stones intensity requirement, therefore blocking dam, solid bed dam construction since building stones are mainly severely-weathered basalt in ditch
When forbid using building stones in ditch.
6. after excavation of foundation pit, if base bearing capacity or geological condition are unsatisfactory for reporting feelings to design in time when design requirement
Condition is adjusted on the spot according to practical geological condition.
(2) drainage groove, bank protection dam, solid bed rib, the construction of rib bank
1. drainage groove, bank protection dam, solid bed rib, rib bank foundation excavation are excavated in strict accordance with construction drawing design depth, sternly
Taboo is backbreak.
2. subsiding crack is arranged in drainage groove, bank protection dam interval 10m, slit width 2cm, drainage groove is interior to be arranged drain hole.
3. drainage groove, bank protection dam grouting engineering are constructed, Ying Caiyong " seat slurry processes " construction, it is ensured that slurries are full, mortar is strong
Degree meets design requirement, and dam crest uses 1:3 cement sand plaster, and thickness is not less than 2cm.
4. Gu concrete is mixed and stirred using scene, after having propped up template, is mixed and stirred according to scene when bed rib, rib bank concrete construction
Concrete ability carries out segmentation and pours, and vibrates in casting process to concrete, pours and finish, and thermometric maintenance work is carried out to concrete, when reaching
To design strength requirement rear collapsible die.
(3) engineering spoir is stacked and construction site management requires
1. blocking dam, solid bed dam Deep Foundation Pit excavate spoir and be stacked at dam body reservoir area nearby, never arbitrarily stack, is formed new
Disaster material resource.
2. the drainage groove back side can be directly backfilled to by generating waste after drainage groove, bank protection dam foundation excavation, never arbitrarily stack,
Form new disaster material resource.
3. when construction operation, construction party must be set up warning mark, and arrange special since construction site is closer apart from village
People carries out on-site coordination and management.
4 acceptance of engineering quality standards
The acceptance of engineering quality standard of construction executes " concrete structure engineering construction quality accident specification " (GB5024- in detail
2002) (2015 editions) and " code for construction and acceptance of masonry structure engineering " (GB 5023-2011).
Construction precautions
(1) construction has to construct in dry season, cannot be constructed in rainy season.
(2) unit in charge of construction should strictly write Design of Construction Organization, by the progress monitoring duration.
(3) in construction, construction material normal for Work machine is tried hard to keep in place, so as to the continuity of construction.
(4) unit in charge of construction should collect local precipitation data, and formulation construction period may break out the prevention and treatment prediction scheme of mud-rock flow.
(5) excavation of foundation pit section side slope should be observed, and make qualitative analysis, be determined deformation failure sign, it is ensured that
Safe construction.
(6) since engineering construction difficulty is larger, so needing well organized, qualification is really up to the mark there is similar geological disaster construction
The unit of experience is implemented.Simultaneously, it is ensured that integrated engineering construction is once completed in fully funded according to quantity by matter.
5 construction speeds
For the completion for making project get twice the result with half the effort, the reasonable arrangement to construction speed is reasonably necessary.This construction group
Mode is knitted using cross construction, the maximum feature of the construction organization mode is can rationally to utilize space, is raced against time, effectively
Using resource, shortens the construction period to can reach, ensure construction quality, reduce engineering cost, improve construction technology level and management
Horizontal purpose.Detailed construction scheduling see the table below.
1 Controlling Debris Flow project implementation program of table
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of debris flow gully geological disaster data processing method, which is characterized in that at the debris flow gully geological disaster data
Reason method includes: topographic survey, engineering geological mapping, trenching, exploratory shaft sinking, mud-rock flow field test and indoor rock sample test, soil sample
Analysis, Analysis of Water Samples, combine with multiple technologies means；Comprehensive analysis reconnoitres various data obtained, and combines
There is data, serious analysis, establishment prospecting results report are carried out to mud-rock flow.
2. debris flow gully geological disaster data processing method as described in claim 1, which is characterized in that the debris flow gully
It is annual that different section in debris flow gully basin perimeter is calculated as follows according to the erosion modulus in each area in matter disaster data processing method
It can provide mud-rock flow solid loose material: W=AM；
In formula: W indicates year soil erosion total amount, t/a；A indicates soil erosion area, km2；M indicates erosion modulus, t/km2·a。
3. debris flow gully geological disaster data processing method as described in claim 1, which is characterized in that the debris flow gully
Matter disaster data processing method mud-rock flow channel cross section approximate trapezoid is as follows using calculation formula:
Wa=(B+b) LH/6；
In formula: bulk solid mass reserves, m in Wa channel3；B: channel cross section mean breadth takes 10m；B: channel cross section bottom
Portion's mean breadth, takes 5.0m；L: channel loosely-packed layer length takes 32000mm；H: ditch bed deposit average thickness takes 3.0m.
4. debris flow gully geological disaster data processing method as described in claim 1, which is characterized in that the debris flow gully
Matter disaster data processing method calculates mud-rock flow risk index Z using following formulaw:
Zw=a (Zl·Al+Zq·Aq)
In formula: ZlIt is expressed as the history intensity of mud-rock flow, ZqIt is expressed as the potential strength of mud-rock flow；AlIt is expressed as history intensity
Weight takes 0.3；AqIt is expressed as the weight of potential strength, takes 0.7；А is expressed as correction factor, and mud-rock flow takes 0.46.
5. debris flow gully geological disaster data processing method as described in claim 1, which is characterized in that the debris flow gully
Matter disaster data processing method historical disaster intensity is calculated as follows:
Zl=GP
In formula: G, P are the evaluation rank score value of historical act scale and motion frequency, according to the stacking volume of mud-rock flow and activity
Property respectively takes 0~5 numerical value.
6. debris flow gully geological disaster data processing method as described in claim 1, which is characterized in that the debris flow gully
Matter disaster data processing method mud-rock flow potential danger intensity is calculated as follows:
Zq=K (DAd+X·Ax+Q·Aq+R·AR)
In formula: D, X, Q, R are respectively geological conditions, geographic and geomorphic conditions, the weather vegetation item for controlling debris flow formation and development
The scale score value of part, artificial sufficient condition degree.Ad、Ax、Aq、ARFor the weight of four class debris flow formation conditions；K is amendment system
Number, takes 0.7 here.
7. a kind of debris flow gully geological disaster data for implementing debris flow gully geological disaster data processing method described in claim 1
Processing system.
8. a kind of computer journey for realizing debris flow gully geological disaster data processing method described in claim 1~6 any one
Sequence.
9. a kind of information data for realizing debris flow gully geological disaster data processing method described in claim 1~6 any one
Processing terminal.
10. a kind of computer readable storage medium, including instruction, when run on a computer, so that computer executes such as
Debris flow gully geological disaster data processing method as claimed in any one of claims 1 to 6.
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