CN102011390B - Method for transforming waste landfill into construction land - Google Patents
Method for transforming waste landfill into construction land Download PDFInfo
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- CN102011390B CN102011390B CN2010105339112A CN201010533911A CN102011390B CN 102011390 B CN102011390 B CN 102011390B CN 2010105339112 A CN2010105339112 A CN 2010105339112A CN 201010533911 A CN201010533911 A CN 201010533911A CN 102011390 B CN102011390 B CN 102011390B
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Abstract
The invention provides a method for transforming a waste landfill into a construction land, which can guarantee that the on-site reuse of wastes and the recovery and use of the waste landfill can be realized harmoniously and simultaneously. The method comprises the following steps of: 1) taking garbage out from the waste landfill to form a pit for the construction land; 2) classifying the garbage into a plurality of types including inorganic solid garbage; 3) refilling the processed inorganic solid garbage into the pit to form the construction land meeting environmental quality standard requirements, wherein the inorganic solid garbage, which is taken out on site, meets the environmental quality standard requirements and is subjected to corresponding treatment, directly forms the component materials of foundation of the construction land; and 4) after the refilling process, performing pile construction in the foundation of the construction land by using the processed inorganic solid garbage as pile filling materials, wherein the inorganic solid garbage, which is taken out on site, meets the environmental quality standard requirements and is subjected to corresponding treatment, directly forms the pile materials of the construction land.
Description
Technical field
The present invention relates to garbage loading embeading fallen into disuse with the soil and carry out technique of improvement.
Background technology
At present, throughout the country, particularly around the city, have many garbage loading embeadings and fall into disuse land used; These garbage loading embeadings fall into disuse land used and on the one hand surrounding environment are polluted, such as, emit bad smell; To underground water, the soil body pollutes, and is taking a large amount of land resources on the other hand; And can't use, its reason is if directly fall into disuse with building constructure on the ground at these garbage loading embeadings, because of the reason of the pollution of distributing foreign matter etc.; Do not meet environmental requirement, do not have enterprise, individual to be ready to use such building yet.That is to say; For original soot; Let a piece of farmland go to waste, or do not carry out innoxious radical cure, just simply garbage loading embeading the earth's surface is carried out earthing and deal with the greening processing; The stratum that warp covers the underground garbage loading embeading below the top layer of handling or afforest processing still produces a large amount of effusions and various pernicious gas, and water source, air and soil and underground water that people are depended on for existence still cause serious pollution.In addition, the soil is the non-renewable uncommon resource that lacks, and follows expanding economy, and the price in soil goes up fast, and how using these garbage loading embeadings to fall into disuse land used becomes important problem.So, fall into disuse land used to garbage loading embeading, people's expectation can either effectively utilize the uncommon land resources that lacks, and can when utilizing the uncommon land resources that lacks, eliminate recrementitious environment pollution again.In the past, revert to construction land, then must all rubbish be gone out clearly,, can cause the secondary pollution in soil so again, and this mode cost is very high the place of waste transportation to other if plan will be placed the place of rubbish.
The content of invention
The object of the present invention is to provide and a kind ofly garbage loading embeading is fallen into disuse land used change the method for building with the soil into, it can guarantee that rubbish falls into disuse waste material in the land used and effectively uses again at the scene and fall into disuse the recovery of land used with rubbish and use and coordinate and take into account ground realization simultaneously each other.
To achieve these goals, of the present inventionly garbage loading embeading is fallen into disuse land used change the method for building into and comprise the steps: with the soil
1) rubbish is fallen into disuse the land used from garbage loading embeading takes out, be formed for the hole of construction land;
2) then; Rubbish to having taken out is classified; Be divided into the multiple rubbish that comprises inoganic solids rubbish; Meet the handled that environmental quality standards require, this inoganic solids rubbish is to classify with the mode of the pile body packing material of the stake that is used for the ground processing according to the composition material of the ground of the construction land that can be used for backfill;
3) afterwards; According to this step after the inoganic solids rubbish of the corresponding mode of construction requirement after of stake with above-mentioned processing be backfilling in the above-mentioned hole; Formation meets the construction land that environmental quality standards require; Thereby will take out at the scene and directly constitute composition material, realize the on-site elimination of inoganic solids rubbish as the ground of construction land through the inoganic solids rubbish that meets the handled that environmental quality standards require;
4) then; With the pile body packing material of the inoganic solids rubbish after the above-mentioned processing as above-mentioned stake; In the ground of the construction land of above-mentioned backfill; Carry out the construction of above-mentioned stake, thereby will take out at the scene and directly constitute the material of body of a pile of construction land, realize the on-site elimination of inoganic solids rubbish through the inoganic solids rubbish that meets the handled that environmental quality standards require.
According to such scheme, can and use in the lump and consider the transformation in the processing of rubbish and wasteland, garbage loading embeading is being fallen into disuse when rubbish in the land used handles, obtain available soil and set about using.Specifically, the isolated waste material in scene is effectively utilized, its part is as the material of the transformation in wasteland; Consequently; The part waste material being changed into useful material simultaneously, garbage loading embeading is fallen into disuse land used change the land resources that to utilize again into, promptly useful nontoxic soil; Combine simultaneously the construction of construction work again, finally can on this soil, carry out infrastructure.Like this, the transformation that garbage loading embeading falls into disuse land used need not to adopt the earthwork material in a large amount of strange lands, and adopts the inoganic solids rubbish that separates on the spot, has saved material cost and the cost of transportation that transform in the wasteland; Meanwhile, the inoganic solids rubbish that separates on the spot also need not to be transported to other place, causes new occupation of land; Save land resources, saved the freight of waste material outward transport, the processing cost of having saved these waste materials; The construction of building also can be gathered materials on the spot, and has saved the cost of building operations, simultaneously because the part rubbish that goes out clearly changes useful ground after treatment into; Material of body of a pile, and do not transport outward, significantly reduced the secondary pollution in soil.According to the present invention, with the processing of rubbish, the transformation in soil and the construction of building are considered as a whole; The part waste material of the rubbish that takes out not only falls into disuse the transformation material of land used after treatment as garbage loading embeading, more as the structural meterials of construction work, promptly be used as the aggregate of the bearing peg of foundation; Make the link of the recycling of rubbish like this, coordinate each other between the link of the transformation in soil and the construction link of building, saved the time; Material cost, conflict and waste of time between the material of having avoided when only considering each link itself, producing, here; When the processing of rubbish, considered the taking into account of materials of transformation and the construction work in follow-up soil simultaneously.
In addition; Owing to adopt the construction that rammer expands, mode compacted, compacting is carried out stake; This construction technology can be utilized the waste material of firm taking-up fully; Both this construction technology particularly was suitable for effective use of inoganic solids rubbish, like this rubbish elimination at the scene was connected with the engineering that will build well.
What here should explain is; The above-mentioned land used that falls into disuse only both can refer to carry out earthing on the surface in the place of landfill waste and to afforest; Form the land used in greenery patches; Can refer to also not afforest that the land used of the landfill waste that does not have fully to use also can refer to the simple garbage loading embeading land used that temporarily is provided with building or facility it on.In addition, above-mentioned inoganic solids rubbish refers to the cinder, slag, industrial solid wastes, building waste, dregs in the rubbish, useless brick, useless watt, cement block or their compound etc., is suitable for improving the suitable material of bearing capacity of foundation soil and intensity.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; Above-mentioned handled that environmental quality standards require and the environmental quality standards of meeting require correspondingly, and it is relevant with the result of the environmental evaluation of the environment pollution degree in the project of consideration construction land and soil or assessment that these environmental quality standards require.
According to such scheme, make the dissimilar demand of transformation reply construction land of falling into disuse land used.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 2) in, for above-mentioned the rubbish that takes out to be classified, the mode of classification is mechanical classification, manual sort and mechanical manual sort.
According to such scheme, can rubbish be handled targetedly.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in, the above-mentioned inoganic solids rubbish that is divided into comprises cinder, slag, industrial solid wastes, building waste, dregs, useless brick, useless watt, cement block or their compound.
According to such scheme, can the material that certain intensity is arranged in original rubbish be turned waste into wealth at the scene, as the material or the material of body of a pile that improve bearing capacity of foundation soil.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2), the above-mentioned multiple rubbish that is divided into comprises household garbage, recyclable rubbish, poisonous and harmful rubbish, not recyclable rubbish, contaminated soil and rubbish effusion.
According to such scheme, can be with the rubbish sophisticated category, thus realize effectively and accurately handling.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in, when the rubbish that has taken out is poisonous and hazardous rubbish, the rubbish of sorted respective type is met the nontoxicization processing of environmental quality standards requirement.
According to this scheme, can make the rubbish of sorted treated mistake nontoxic, the waste material that will use in follow-up step does not produce the murder by poisoning pollution to the soil.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in, the inoganic solids rubbish that in the following manner poisonous and harmful substance is contained on its surface carries out nontoxicization processing, this mode is: to its clean, separation, airing, air-dry; Be backfilling into then in the hole, the muddy water after cleaning, separating is met the handled that environmental quality standards require.
According to this scheme, contaminated inoganic solids rubbish is effectively handled at the scene, turn waste into wealth, as ground or material of body of a pile.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best, in above-mentioned steps 2) in, the inoganic solids rubbish that in the following manner poisonous and harmful substance is contained on its surface carries out nontoxicization processing; This mode is: to its clean, separation, airing, air-dry; Add lime or the lime and the soil body, be backfilling into then in the hole, the muddy water after cleaning, separating is met the handled that environmental quality standards require.
According to this scheme; Contaminated inoganic solids rubbish is effectively handled at the scene; Turn waste into wealth, as ground or material of body of a pile, and owing to add lime; Lime mixes with the dregs and the soil body in the inoganic solids rubbish; Lime is brought into play the physical effect of the connection between bulky grain material and the small-particulate materials and the effect of the pollution abatement of chemistry simultaneously, thereby when can improve at the bearing capacity of the bearing capacity of foundation soil of taking into account the material formation that makes on-the-spot backfill or the stake that is formed by on-the-spot material, further eliminates the recrementitious pollution of inoganic solids.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 2) in, the household garbage in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: compost, fermentation, biogas utilization, generating.
According to this scheme, can effectively household garbage be utilized again.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in; Recyclable rubbish in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: adopt manual type to the recyclable rubbish of being classified out in the scene recovery and reuse of classifying.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in; Poisonous and harmful rubbish and not recyclable rubbish in the above-mentioned multiple rubbish that is divided into are handled in the following manner, and this mode is: the poisonous and harmful rubbish that will classify out from the scene and not recyclable rubbish are delivered to professional treatment factory and are handled.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in, the contaminated soil in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: Chemical Inhibition, heating, electrification, soil removal and replacement, cleaning, plant absorption.
According to this scheme, can adopt multiple mode neatly contaminated soil to be carried out handled.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in; Rubbish effusion in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: processing, soil processing, processing on the spot, chemical method, physics method are handled, are merged in biological treatment, materialization.
According to this scheme, can adopt multiple mode neatly the rubbish effusion to be carried out handled.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 3) in; In the hole of above-mentioned construction land, the backfill of the inoganic solids rubbish after the above-mentioned processing is carried out according to the mode of back-filling in layers, local backfill, local delamination backfill and all backfills, so that corresponding with the construction requirement of the stake carried out in the step 4).
According to this scheme, each construction sequence is connected effectively, to guarantee construction land on schedule, pay by the pre-determined characteristics requirement.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 3) in, the inoganic solids rubbish after the above-mentioned processing with other material mixing after backfill.
According to this scheme, can satisfy of the requirement of various buildings to ground.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 3) in, in above-mentioned hole, all backfill is inoganic solids rubbish or inoganic solids rubbish after the above-mentioned processing and other the material mixing material after the above-mentioned processing.
According to such scheme, whole backfills be the occasion of inoganic solids rubbish, can farthest gather materials on the spot, the rubbish of both having dissolved effectively is again with its composition material as the ground of construction land.And whole backfills be the occasion of inoganic solids rubbish and other material mixing material, can in inoganic solids rubbish, add effective composition, can satisfy various performance requirements like this to ground, such as, the adding lime obtains bigger foundation strength.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 3) in, in above-mentioned hole, above-mentioned backfill is carried out in the following manner: the material of backfill all is the inoganic solids rubbish after above-mentioned processing at the scene; The material of backfill is inoganic solids rubbish after above-mentioned processing and other the compound of material at the scene; The material part of backfill is the inoganic solids rubbish after above-mentioned processing at the scene, another part be the material that is transported into beyond from the scene or from the scene beyond be transported into through meeting the inoganic solids rubbish of the handled that environmental quality standards require.
According to this scheme, when inoganic solids rubbish at the scene is not enough, can partly utilize the material that is transported into, carry out the construction of foundation construction, ground processing and stake, to remedy the deficiency of on-the-spot material.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, above-mentioned other material refers at least a in lime, rubble, sand, the soil still, be not limited to the material of listing at this.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in, inoganic solids rubbish also according to the mode of the composition material of the ground of the construction land that can be used for backfill and the pile body packing material that is used for the stake that ground handles respectively to carry out fragmentation in various degree and/or screening is handled.
According to such scheme, can make inoganic solids rubbish satisfy the different needs of ground and stake.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in, inoganic solids rubbish also carries out fragmentation with same degree respectively according to the composition material of the ground of the construction land that can be used for backfill and the mode of the pile body packing material that is used for the stake that ground handles and/or screening is handled.
According to such scheme, can make inoganic solids rubbish satisfy the conforming needs of ground and stake.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 4) in, the construction of above-mentioned stake is carried out according to deep layer dynamic compaction tecnical regulations CECS197:2006 in the hole of China Engineering Construction Standardization Association's standard.
According to this scheme, owing to adopt by deep layer dynamic compaction in the hole of stipulating among the tecnical regulations CECS197:2006, the deep layer dynamic compaction is very suitable for a large amount of dregs in this hole; Building waste is as the pile body packing material of the stake of ground processing; So can farthest fall into disuse a large amount of inoganic solids rubbish in the land used, promptly the returning to normal condition immediately of refuse the time, the bearing capacity of foundation soil and the bearing capacity of stake are significantly improved at the garbage loading embeading of dissolving; Consequently; Both farthest eliminated refuse, the soil that can not use is returned to normal condition, the while farthest gathers materials on the spot and the cost of stake is reduced greatly.Farthest wasteland is become the effect in valuable soil in addition, and this effect only is to accomplish through the transformation process of a wasteland, technology is simple, kills two birds with one stone.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 4) in, the construction of above-mentioned stake expands according to ramming, at least a mode in compacted, the compacting is carried out.
According to this scheme, because the construction of above-mentioned stake is expanded according to ramming, at least a mode in compacted, the compacting is carried out, so the construction of the stake in the method for the present invention is applicable to multiple job practices.In addition according to this scheme, can fall into disuse the inoganic solids garbage waste that land used is told can effectively utilizing from garbage loading embeading, carry out the construction of stake; When improving the bearing capacity of ground; Acquisition becomes the structural useful materials of holding capacity with waste material, wasteland is become the effect in valuable soil, and this effect only is to accomplish through the transformation process of a wasteland; Technology is simple, kills two birds with one stone.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, above-mentioned environmental quality standards comprise groundwater environment quality specifications, soil environment quality standard.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; Above-mentioned inoganic solids rubbish belongs to promulgation on December 29th, 2004; Solid waste of regulation in the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005 the 88 () is though promptly in the original value of forfeiture of producing, producing in life and other activities or do not lose solid-state, semi-solid article, material and the law that value is abandoned or abandons, article, the material that the administrative regulation regulation is included solid waste management in.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in; Above-mentioned inoganic solids rubbish belongs to promulgation on December 29th, 2004, the industrial solid wastes of the 88 (two) middle regulation of the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005, the i.e. solid waste that produces in the commercial production activity.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in; Above-mentioned inoganic solids rubbish belongs to promulgation on December 29th, 2004; Household garbage of regulation in the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005 the 88 (three) promptly is regarded as the solid waste of household garbage in daily life or for daily life provides the solid waste that produces in the activity of service and law, administrative France regulation.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 2) in; Above-mentioned multiple rubbish comprises that belonging on December 29th, 2004 issues, hazardous waste of the 88 (four) middle regulation of the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005 is promptly listed national hazardous waste register in perhaps according to the hazardous waste judging standard of national regulation and the solid waste with hazard property of discrimination method identification; This hazardous waste is transported from the scene, handled to professional treatment factory.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, the above-mentioned land used that falls into disuse only refers to carry out earthing on the surface in the place of landfill waste and to afforest, and forms the land used in greenery patches; Do not afforest, do not have the land used of the landfill waste of use fully; Simply be provided with any one in the garbage loading embeading land used of building or facility on it temporarily.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; In above-mentioned steps 3) in, the inoganic solids rubbish after above-mentioned processing is backfilling into the process and/or afterwards in the above-mentioned hole, the above-mentioned inoganic solids rubbish of institute's backfill is improved the handled of its compactness.
According to such scheme, can the acquisition of the transformation of falling into disuse land used with the ground of construction land effectively and well be connected, when accomplishing transformation, the bearing capacity of ground is improved greatly through construction.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, in above-mentioned steps 3) in, the inoganic solids rubbish after the above-mentioned processing is only carried out the backfill construction in above-mentioned hole.
According to such scheme, owing to only carry out backfill construction, and need not other construction, so construction is simplified, satisfy requirement of special occasion.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best; To in above-mentioned steps 1) described in; Rubbish fallen into disuse in the land used from garbage loading embeading all take out the back and at the residual effusion of the bottom in hole and periphery or comprise the mud of this effusion, carry out harmless treatment.
According to such scheme, effusion of cheating the bottom or the mud that comprises this effusion are carried out on-the-spot harmless treatment, eliminated the pollution in the soil body on every side of cheating, satisfy the requirement of various occasions.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned; Best, at the residual effusion in bottom and the periphery place in hole or to comprise mode that the mud of this effusion handles be mode that isolation layer is set, add any one in mode of effectively mode, placement pipe network pump drainage gas and/or the liquid of improvement material or their combination.
According to such scheme, when adopting isolation layer, can residual effusion or the mud that comprises this effusion completely cut off; Do not pollute;, can handle at the scene when pump drainage gas and/or liquid placing pipe network, saved above-mentioned effusion or the mud that comprises this effusion are taken out the expense that causes fully; And this pipe network also can be used as long-term buried blow-off line, is beneficial to get rid of underground effusion.
Garbage loading embeading is fallen into disuse the method that land used changes construction land into to above-mentioned, best, above-mentioned harmless treatment is only carried out in step 1), or only in step 2) in carry out, perhaps at the process neutralization procedure 2 of step 1)) process in all carry out.
According to such scheme, can be as required neatly residual effusion or the processing that comprises the mud of this effusion be arranged in the different stages, to be adapted to different construction environment conditions.
Description of drawings:
Fig. 1 falls into disuse the flow chart of embodiment that land used changes the method in soil for building into for of the present invention with garbage loading embeading.
The specific embodiment
As shown in Figure 1, of the present inventionly garbage loading embeading is fallen into disuse the method that land used changes soil for building into comprise the steps:
At first,, rubbish fallen into disuse the land used from garbage loading embeading take out, be formed for the hole of construction land at step S1, here, can be as required, carry out harmless treatment to the soil body in hole;
Then, at step S2, the rubbish that has taken out is classified; Be divided into the multiple rubbish that comprises inoganic solids rubbish; Then, at step S2A, this inoganic solids rubbish is met the handled that environmental quality standards require; Here, this inoganic solids rubbish is to classify according to the composition material of the ground of the construction land that can be used for backfill and the mode of the pile body packing material that is used for the stake that ground handles;
Afterwards,, whether need pulverize inoganic solids rubbish and to judge, when needs are pulverized, carry out step S3A at step S3.Certainly, this pulverization process also can be carried out in the handled that meets the environmental quality standards requirement before.
Then; At step S4; According to this step after the inoganic solids rubbish of the corresponding mode of construction requirement after of stake with above-mentioned processing be backfilling in the above-mentioned hole; Formation meets the construction land that environmental quality standards require, thereby will take out at the scene and directly constitute the composition material as the ground of construction land through the inoganic solids rubbish that meets the handled that environmental quality standards require, and realizes the on-site elimination of inoganic solids rubbish;
At last; At step S5; With the pile body packing material of the inoganic solids rubbish after the above-mentioned processing, in the ground of the construction land of above-mentioned backfill, carry out the construction of above-mentioned stake as above-mentioned stake; Thereby will take out at the scene and directly constitute the material of body of a pile of construction land, realize the on-site elimination of inoganic solids rubbish through the inoganic solids rubbish that meets the handled that environmental quality standards require.
Claims (34)
1. one kind falls into disuse the method that land used changes construction land into garbage loading embeading, and this method comprises the steps:
1) rubbish is fallen into disuse the land used from garbage loading embeading takes out, be formed for the hole of construction land;
2) then; Rubbish to having taken out is classified; Be divided into the multiple rubbish that comprises inoganic solids rubbish; Meet the handled that environmental quality standards require, this inoganic solids rubbish is to classify with the mode of the pile body packing material of the stake that is used for the ground processing according to the composition material of the ground of the construction land that can be used for backfill;
3) afterwards; According to this step after the inoganic solids rubbish of the corresponding mode of construction requirement after of stake with above-mentioned processing be backfilling in the above-mentioned hole; Formation meets the construction land that environmental quality standards require; Thereby will take out at the scene and directly constitute composition material, realize the on-site elimination of inoganic solids rubbish as the ground of construction land through the inoganic solids rubbish that meets the handled that environmental quality standards require;
4) then; With the pile body packing material of the inoganic solids rubbish after the above-mentioned processing as above-mentioned stake; In the ground of the construction land of above-mentioned backfill; Carry out the construction of above-mentioned stake, thereby will take out at the scene and directly constitute the material of body of a pile of construction land, realize the on-site elimination of inoganic solids rubbish through the inoganic solids rubbish that meets the handled that environmental quality standards require.
2. method according to claim 1; It is characterized in that above-mentioned handled that environmental quality standards require and the environmental quality standards of meeting require correspondingly, it is relevant with the result of the environmental evaluation of the environment pollution degree in the project of consideration construction land and soil or assessment that these environmental quality standards require.
3. method according to claim 1 is characterized in that in above-mentioned steps 2) in, for above-mentioned the rubbish that takes out to be classified, the mode of classification is mechanical classification, manual sort and mechanical manual sort.
4. method according to claim 1 is characterized in that in above-mentioned steps 2) in, the above-mentioned inoganic solids rubbish that is divided into comprises industrial solid wastes, building waste or their compound.
5. method according to claim 1 is characterized in that in above-mentioned steps 2) in, the above-mentioned multiple rubbish that is divided into comprises household garbage, recyclable rubbish, poisonous and harmful rubbish, not recyclable rubbish, contaminated soil and rubbish effusion.
6. method according to claim 1 is characterized in that in above-mentioned steps 2) in, when the rubbish that has taken out is poisonous and hazardous rubbish, the rubbish of sorted respective type is met the nontoxicization processing of environmental quality standards requirement.
7. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; The inoganic solids rubbish that in the following manner poisonous and harmful substance is contained on its surface carries out nontoxicization processing; This mode is: to its clean, separation, airing, air-dry, be backfilling into then in the hole, the muddy water after cleaning, separating is met the handled that environmental quality standards require.
8. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; The inoganic solids rubbish that in the following manner poisonous and harmful substance is contained on its surface carries out nontoxicization processing, and this mode is: to its clean, separation, airing, air-dry, add lime or the lime and the soil body; Be backfilling into then in the hole, the muddy water after cleaning, separating is met the handled that environmental quality standards require.
9. method according to claim 1 is characterized in that in above-mentioned steps 2) in, the household garbage in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: compost, fermentation, biogas utilization, generating.
10. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; Recyclable rubbish in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: the recyclable rubbish that adopts manual type to be classified out in the scene recovery and reuse of classifying.
11. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; Poisonous and harmful rubbish and not recyclable rubbish in the above-mentioned multiple rubbish that is divided into are handled in the following manner, and this mode is: the poisonous and harmful rubbish that will classify out from the scene and not recyclable rubbish are delivered to professional treatment factory and are handled.
12. method according to claim 1 is characterized in that in above-mentioned steps 2) in, the contaminated soil in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: Chemical Inhibition, heating, electrification, soil removal and replacement, cleaning or plant absorption.
13. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; Rubbish effusion in the above-mentioned multiple rubbish that is divided into is handled in the following manner, and this mode is: processing, soil processing, processing on the spot, chemical method or physics method are handled, are merged in biological treatment, materialization.
14. method according to claim 1; It is characterized in that in above-mentioned steps 3) in; In the hole of above-mentioned construction land; The backfill of the inoganic solids rubbish after the above-mentioned processing is carried out according to the mode of back-filling in layers, local backfill, local delamination backfill and all backfills, so that corresponding with the construction requirement of the stake carried out in the step 4).
15. method according to claim 1 is characterized in that in above-mentioned steps 3) in, the inoganic solids rubbish after the above-mentioned processing with other material mixing after backfill.
16. method according to claim 1 is characterized in that in above-mentioned steps 3) in, in above-mentioned hole, all backfill is inoganic solids rubbish or inoganic solids rubbish after the above-mentioned processing and other the material mixing material after the above-mentioned processing.
17. method according to claim 1 is characterized in that in above-mentioned steps 3) in, in above-mentioned hole, above-mentioned backfill is carried out in the following manner: the material of backfill all is the inoganic solids rubbish after above-mentioned processing at the scene; The material of backfill is inoganic solids rubbish after above-mentioned processing and other the compound of material at the scene; The material part of backfill is on-the-spot inoganic solids rubbish after above-mentioned processing, another part be the material that is transported into beyond from the scene or from the scene beyond be transported into through meeting the inoganic solids rubbish of the handled that environmental quality standards require.
18., it is characterized in that above-mentioned other material refers at least a in lime, rubble, sand, the soil according to any one the described method in the claim 15～17.
19. method according to claim 1; It is characterized in that in above-mentioned steps 2) in, inoganic solids rubbish also according to the mode of the composition material of the ground of the construction land that can be used for backfill and the pile body packing material that is used for the stake that ground handles respectively to carry out fragmentation in various degree and/or screening is handled.
20. method according to claim 1; It is characterized in that in above-mentioned steps 2) in, inoganic solids rubbish also carries out fragmentation with same degree respectively according to the composition material of the ground of the construction land that can be used for backfill and the mode of the pile body packing material that is used for the stake that ground handles and/or screening is handled.
21. method according to claim 1 is characterized in that in above-mentioned steps 4) in, the construction of above-mentioned stake is carried out according to deep layer dynamic compaction tecnical regulations CECS197:2006 in the hole of China Engineering Construction Standardization Association's standard.
22. method according to claim 1 is characterized in that in above-mentioned steps 4) in, the construction of above-mentioned stake expands according to ramming, at least a mode in compacted, the compacting is carried out.
23. method according to claim 1 is characterized in that above-mentioned environmental quality standards comprise groundwater environment quality specifications, soil environment quality standard.
24. method according to claim 1; It is characterized in that above-mentioned inoganic solids rubbish belongs to promulgation on December 29th, 2004; Solid waste of regulation in the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005 the 88 () is though promptly in the original value of forfeiture of producing, producing in life and other activities or do not lose solid-state, semi-solid article, material and the law that value is abandoned or abandons, article, the material that the administrative regulation regulation is included solid waste management in.
25. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; Above-mentioned inoganic solids rubbish belongs to promulgation on December 29th, 2004; The industrial solid wastes of the 88 (two) middle regulation of the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005, i.e. the solid waste that produces in the commercial production activity.
26. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; Above-mentioned inoganic solids rubbish belongs to promulgation on December 29th, 2004; Household garbage of regulation in the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005 the 88 (three) promptly is regarded as the solid waste of household garbage in daily life or for daily life provides the solid waste that produces in the activity of service and law, administrative regulation regulation.
27. method according to claim 1; It is characterized in that in above-mentioned steps 2) in; Above-mentioned multiple rubbish comprises that belonging on December 29th, 2004 issues; The hazardous waste of the 88 (four) middle regulation of the chapter 6 supplemental provisions in " People's Republic of China's prevention and control of environmental pollution by solid wastes method " carried out on April 1st, 2005; Promptly list national hazardous waste register or in, this hazardous waste is transported from the scene, transport to professional treatment factory and handle according to the hazardous waste judging standard of national regulation and the solid waste with hazard property of discrimination method identification.
28. method according to claim 1 is characterized in that the above-mentioned land used that falls into disuse only refers to carry out earthing on the surface in the place of landfill waste and to afforest, and forms the land used in greenery patches; Do not afforest, do not have the land used of the landfill waste of use fully; Simply be provided with any one in the garbage loading embeading land used of building or facility on it temporarily.
29. method according to claim 1; It is characterized in that in above-mentioned steps 3) in; Inoganic solids rubbish after above-mentioned processing is backfilling into the process and/or afterwards in the above-mentioned hole, the above-mentioned inoganic solids rubbish of institute's backfill is improved the handled of its compactness.
30. method according to claim 1 is characterized in that in above-mentioned steps 3) in, the inoganic solids rubbish after the above-mentioned processing is only carried out the backfill construction in above-mentioned hole.
31. method according to claim 1; It is characterized in that being directed against in above-mentioned steps 1) described in; Rubbish fallen into disuse in the land used from garbage loading embeading all take out the back and at the residual effusion of the bottom in hole and periphery or comprise the mud of this effusion, carry out harmless treatment.
32. method according to claim 31 is characterized in that at the residual effusion in bottom and the periphery place in hole or to comprise mode that the mud of this effusion handles be mode that isolation layer is set, add any one in mode of effectively mode, placement pipe network pump drainage gas and/or the liquid of improvement material or their combination.
33. method according to claim 31 is characterized in that above-mentioned harmless treatment only carries out in step 1), or only in step 2) in carry out, perhaps at the process neutralization procedure 2 of step 1)) process in all carry out.
34. method according to claim 1 is characterized in that in above-mentioned steps 2) in, the above-mentioned inoganic solids rubbish that is divided into comprises cinder, slag, dregs, useless brick, useless watt, cement block or their compound.
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| CN1187136C (en) * | 2002-08-28 | 2005-02-02 | 中国科学院武汉岩土力学研究所 | Method of refill spent mining field using city solid garbage |
| CN101099974B (en) * | 2007-05-22 | 2011-04-06 | 华南理工大学 | Method for treating and regenerating reuse building waste |
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| JP特开2003-285018A 2003.10.07 |
| JP特开平9-187747A 1997.07.22 |
| 李海坤等.北京单店康居小区垃圾回填场地环境岩土工程勘察简介.《工程勘察》.2008, * |
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