CN114232406A - Ecological pedestrian mud road and construction method thereof - Google Patents
Ecological pedestrian mud road and construction method thereof Download PDFInfo
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- CN114232406A CN114232406A CN202111277378.2A CN202111277378A CN114232406A CN 114232406 A CN114232406 A CN 114232406A CN 202111277378 A CN202111277378 A CN 202111277378A CN 114232406 A CN114232406 A CN 114232406A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/32—Coherent pavings made in situ made of road-metal and binders of courses of different kind made in situ
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/227—Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses an ecological pedestrian mud road and a construction method thereof, belongs to the technical field of traffic construction, and solves the problems that in the prior art, the road is easy to be muddy in rainy days, easy to raise dust in sunny days, and the road surface is not wear-resistant. The garden road comprises a road surface, wherein the road surface comprises a road groove and a graded broken stone base layer, a sand surface layer, a supporting pore layer and a coarse sand layer which are sequentially paved in the road groove, and liquid curing agents are sprayed in the graded broken stone base layer, the sand surface layer, the supporting pore layer and the coarse sand layer. The construction method comprises the following steps: constructing to form a road groove; and paving a graded broken stone base layer, a sand and soil surface layer, a support pore layer and a coarse sand layer in the road groove in sequence to obtain the ecological pedestrian cement road. The garden road and the construction method thereof can be used for road engineering.
Description
Technical Field
The invention belongs to the technical field of traffic construction, and particularly relates to an ecological pedestrian mud road and a construction method thereof.
Background
The conventional method of the existing mud-bonded gravel road is that the gravel road surface is rolled and then is filled with slurry, and the mud-bonded gravel road is formed by means of interlocking of the gravel and the bonding action of clay.
Because the mud-broken stone road surface contains a large amount of clay, although the mud-broken stone road surface has the advantages of easily available materials, simple and convenient construction, low manufacturing cost and the like, the water stability is poor, the mud is easily generated in rainy days, dust is easily raised in sunny days, and the road surface is not wear-resistant.
Disclosure of Invention
In view of the above analysis, the present invention aims to provide an ecological pedestrian mud road and a construction method thereof, which solve the problems of easy mud in rainy days, easy dust emission in sunny days, and non-wear-resistant road surface in the prior art.
The purpose of the invention is mainly realized by the following technical scheme:
the invention provides an ecological pedestrian mud road, which comprises a road surface, wherein the road surface comprises a road groove, and a graded broken stone base layer, a sandy soil surface layer, a supporting pore layer and a coarse sand layer which are sequentially paved in the road groove, wherein liquid curing agents are sprayed in the graded broken stone base layer, the sandy soil surface layer, the supporting pore layer and the coarse sand layer.
Further, the graded broken stone base comprises the following raw materials in percentage by mass: 60 parts of graded sand gravel, 25-30 parts of stone powder and 10-15 parts of clay.
Further, the sand surface layer comprises the following raw materials in percentage by mass: 5-40 parts of cement, 30-80 parts of clay and 19.5-40 parts of sand or stone powder.
Further, the thickness ratio of the graded broken stone base course to the sand surface course is 12-15: 6-9.
Furthermore, the raw material of the supporting pore layer can be pebbles or melon and rice stones; or the supporting pore layer comprises 32-37% of sand and 60-70% of clay by mass.
Furthermore, the particle size of the pebbles is 5-10 mm.
Furthermore, the ecological pedestrian mud road also comprises a plurality of arc-shaped supporting pieces, the central angle of each supporting piece is 90 degrees, and the plurality of supporting pieces have a guardrail state, a corridor state and a guardrail corridor state; the supporting pieces are in a guardrail state, two supporting pieces form one group, a plurality of groups of supporting pieces are respectively arranged on two sides of a road surface in two rows, and one end of one group of supporting pieces is superposed with the circle center of the other group of supporting pieces in two adjacent groups of supporting pieces, namely, the circle center distance of the two adjacent groups of supporting pieces is equal to the radius of each group of supporting pieces; the supporting pieces are in a long corridor state, four supporting pieces form a group, a plurality of groups of supporting pieces are arranged along the axial direction, two ends of each group of supporting pieces are positioned on two sides of a road surface, and the plurality of groups of supporting pieces cover the road surface; the supporting pieces are in a guardrail gallery composite state, the supporting pieces can be divided into a plurality of guardrail supporting pieces and a plurality of gallery supporting pieces, two guardrail supporting pieces form one group, a plurality of groups of guardrail supporting pieces are arranged on two sides of a road surface in two rows respectively, and one end of one group of guardrail supporting pieces is superposed with the circle center of the other group of guardrail supporting pieces, namely, the circle center distance of the two adjacent groups of guardrail supporting pieces is equal to the radius of each group of guardrail supporting pieces; four gallery support members constitute a set of, and multiunit gallery support member arranges along the axial, and every gallery support member's of group both ends divide into the both sides that are located the road surface for multiunit gallery support member can form gallery shape, and multiunit gallery support member covers in the top on road surface.
Further, be the connection of dismantling between support piece and the ground and between the adjacent two support pieces in adjacent every group for a plurality of support pieces can freely switch between guardrail state, gallery state and the compound state of guardrail gallery.
Further, the cross-sectional shape of the road surface is an arch.
Further, above-mentioned ecological pedestrian's mud knot still includes water guide assembly, open-top's side ditch and bottom open-ended plant and plants the container, and the both sides on road surface are located to the side ditch, and the opening part of side ditch is located to the water guide assembly, and the plant is planted the container and is placed in on the water guide assembly, and the lateral wall and the water guide assembly of plant planting container constitute the cavity that holds the plant.
Further, the water guide assembly comprises a plurality of layers of support nets and a water guide layer (for example, a sponge layer) arranged between two adjacent layers of support nets.
The invention also provides a construction method of the ecological pedestrian mud joint, which is used for paving the ecological pedestrian mud joint and comprises the following steps:
constructing to form a road groove;
and paving a graded broken stone base layer, a sand and soil surface layer, a support pore layer and a coarse sand layer in the road groove in sequence to obtain the ecological pedestrian cement road.
Further, the construction of the road groove comprises the following steps:
lofting is carried out at the position where the road groove is to be formed;
and excavating, ramming and compacting the position of the road groove to be formed according to the lofting to form the road groove.
Further, the paving method of the graded broken stone base layer comprises the following steps:
uniformly paving graded broken stones in the road groove;
carrying out rolling compaction on graded broken stones in the road groove;
and spraying the diluted liquid curing agent on the surface of the rolled graded broken stone for multiple times, wherein the use amount is preferably that the surface of the graded broken stone is wet, and the moisture in the liquid curing agent on the surface of the graded broken stone is fully infiltrated to obtain the graded broken stone base layer.
Further, the paving method of the sand surface layer comprises the following steps:
uniformly mixing the raw materials of the sandy soil surface layer, and spraying the diluted liquid curing agent in the mixing process to obtain a mixture;
paving a part of mixture on the surface of the graded broken stone base layer, and rolling and forming the part of mixture to obtain a first surface layer, wherein the thickness of the first surface layer is 6-8 mm;
spraying the diluted liquid curing agent on the surface of the first surface for multiple times, wherein the dosage is preferably that the surface of the soil layer is wet;
after the moisture in the liquid curing agent on the surface of the first surface is fully infiltrated, laying a residual mixture on the surface of the first surface, and performing rolling forming on the residual mixture to obtain a second surface, wherein the thickness of the second surface is 2-3 mm;
spraying the diluted liquid curing agent on the surface of the second surface for multiple times, wherein the dosage is preferably that the surface of the soil layer is wet;
and fully infiltrating the water in the liquid curing agent on the surface of the second surface layer to obtain the sandy soil surface layer.
Further, the laying method of the support pore layer comprises the following steps:
and paving the raw materials of the supporting pore layer on the surface of the sandy soil surface layer, and rolling and forming the paved raw materials of the supporting pore layer to obtain the supporting pore layer.
Further, the laying method of the coarse sand layer comprises the following steps:
laying coarse sand on the surface of the support pore layer;
spraying the diluted liquid curing agent on the surface of the coarse sand for multiple times, wherein the usage amount is preferably surface wetting;
and (3) fully permeating water in the liquid curing agent on the surface of the coarse sand, and carrying out rolling forming on the coarse sand to obtain a coarse sand layer.
Further, in the above method for laying each layer, the liquid curing agent is diluted with water, and the amount of water added is determined by the degree of dryness of the raw materials of each layer, so that the raw materials can be held into a group by hand after being added to the diluted liquid curing agent, and the group is divided into two halves by lightly pinching the two fingers, but is not crushed.
Compared with the prior art, the invention can realize at least one of the following beneficial effects:
a) according to the ecological pedestrian mud road provided by the invention, the supporting pore layer and the coarse sand layer are sequentially laid on the upper surface of the sand surface layer, on one hand, the coarse sand layer is positioned on the outermost layer of the garden road, compared with the supporting pore layer, the concave-convex feeling of walking on the coarse sand layer is smaller, the comfort level of a user can be improved, the coarse sand layer has certain porosity, rainwater can quickly permeate downwards after being sprayed on the coarse sand layer in rainy days, and water accumulation on the road surface cannot be caused, so that the problem of mud on the garden road can be avoided; on the other hand, the porosity of the supporting pore layer is larger than that of the coarse sand layer, when rainwater permeates from the coarse sand layer to the supporting pore layer, the pores of the supporting pore layer can guide the rainwater properly, so that the rainwater can flow outwards to the side face of the garden path along the pores of the supporting pore layer, the water seepage capability of the garden path can be improved, and the ponding of the pavement of the garden path is further reduced.
b) According to the ecological pedestrian mud road provided by the invention, due to the arrangement of the coarse sand layer and the support pore layer, the oxygen content in the garden road is increased, the germination of plant seeds (such as grass seeds) and the growth of root systems in the garden road surface are facilitated, the growth of the root systems can further reinforce the garden road surface, and the structural strength of the garden road in the use process can be ensured.
c) According to the ecological artificial mud road provided by the invention, the graded broken stone base layer, the sandy soil surface layer, the supporting pore layer and the coarse sand layer are sprayed with the liquid curing agent in the construction process, the spraying of the liquid curing agent realizes the improvement of the water stability, hardness, compressive strength and wear resistance of each layer, and the problem of dust caused by loose particles of each layer in the use process is reduced.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout.
FIG. 1 is a schematic structural diagram of an ecological pedestrian mud road provided by the present invention;
FIG. 2 is a schematic structural view of a support member in a guardrail state in an ecological pedestrian cement road provided by the invention;
fig. 3 is a schematic structural view of a support member in a long corridor state in the ecological pedestrian cement road provided by the invention.
Reference numerals:
1-graded broken stone base; 2-sand surface layer; 3-supporting the void layer; 4-coarse sand layer; 5-a support member; 6-a water guide assembly; 7-side ditch; 8-plant planting container.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which form a part hereof, and which together with the embodiments of the invention serve to explain the principles of the invention.
The invention provides an ecological pedestrian mud road, which is shown in figures 1 to 3 and comprises a road surface, wherein the road surface comprises a road groove, and a graded broken stone base layer 1, a sand soil surface layer 2, a support pore layer 3 and a coarse sand layer 4 (the fineness modulus is 3.7-3.1, and the average particle size is more than 0.5 mm) which are sequentially laid in the road groove, wherein liquid curing agents are sprayed in the graded broken stone base layer 1, the sand soil surface layer 2, the support pore layer 3 and the coarse sand layer 4, and exemplarily, the liquid curing agents can be ZL-1 liquid curing agents or EN-1 liquid curing agents.
It should be noted that the liquid curing agent is selected to meet the criteria of "loam curing additive" (CJ/T486-2015).
Compared with the prior art, the ecological pedestrian mud road provided by the invention has the advantages that the supporting pore layer 3 and the coarse sand layer 4 are sequentially paved on the upper surface of the sand surface layer 2, on one hand, the coarse sand layer 4 is positioned on the outermost layer of the garden road, compared with the supporting pore layer 3, the walking on the coarse sand layer 4 has smaller concave-convex feeling, the comfort level of a user can be improved, the coarse sand layer 4 has certain porosity, rainwater is sprayed on the coarse sand layer 4 and can quickly permeate downwards in rainy days, the water accumulation on the road surface can not be caused, and the muddy problem of the garden road can be avoided; on the other hand, the porosity of the supporting pore layer 3 is greater than that of the coarse sand layer 4, when rainwater permeates from the coarse sand layer 4 to the supporting pore layer 3, the pores of the supporting pore layer 3 can guide the rainwater properly, so that the rainwater can flow to the side of the garden road along the pores of the supporting pore layer 3, the water seepage capability of the garden road can be improved, and the water accumulation on the road surface of the garden road can be further reduced.
Simultaneously, because coarse sand layer 4 and support aperture layer 3's setting for the oxygen content increase in the garden way, more be favorable to in the garden way road surface plant seed (for example, the grass seed) to sprout and the root system is grown, the root system is grown and can be further consolidated garden way road surface, thereby can guarantee the structural strength of garden way in the use.
In addition, the graded broken stone base layer 1, the sandy soil surface layer 2, the supporting pore layer 3 and the coarse sand layer 4 are all sprayed with the liquid curing agent in the construction process, the spraying of the liquid curing agent realizes the improvement of the water stability, the hardness, the compressive strength and the wear resistance of each layer, and the dust problem caused by the loose particles of each layer in the use process is reduced.
In order to improve the overall strength of the graded broken stone base course 1 and the sand surface course 2, the graded broken stone base course 1 comprises the following raw materials in percentage by mass: 60 parts of graded sand gravel, 25-30 parts of stone powder and 10-15 parts of clay. The sandy soil surface layer 2 comprises the following raw materials in percentage by mass: 5-40 parts of cement, 30-80 parts of clay and 19.5-40 parts of sand or stone powder.
In order to improve the overall structure intensity of above-mentioned ecological pedestrian's mud knot, to the thickness of each layer, the thickness ratio of graded broken stone basic unit 1 and sand surface course 2 is 12 ~ 15: 6-9.
Considering that the particle size of the particles in the support pore layer 3 affects the water permeability and oxygen content of the garden, the raw material of the support pore layer 3 may be pebbles or melon and rice stones, for example, wherein the particle size of the pebbles is 5-10 mm; or the supporting pore layer 3 comprises 32-37% of sand and 60-70% of clay by mass.
It will be appreciated that in order to improve the aesthetic appearance of the ecological pedestrian concrete structure, it further comprises a plurality of circular arc-shaped supports 5, illustratively, the central angle of the supports 5 is 90 °, and the plurality of supports 5 have a guardrail state, a gallery state and a guardrail gallery complex state.
The support members 5 are in a guardrail state, two support members 5 form a group, the support members 5 are divided into two rows and arranged on two sides of a road surface respectively, and in two adjacent groups of support members 5, one end of one group of support members 5 is overlapped with the circle center of the other group of support members 5, namely, the circle center distance of the two adjacent groups of support members 5 is equal to the radius of each group of support members 5.
The support pieces 5 are in a long corridor state, the four support pieces 5 form a group, the support pieces 5 are arranged along the axial direction, two ends of each support piece 5 are located on two sides of the road surface, the support pieces 5 can form a long corridor shape, the support pieces 5 cover the road surface, the shape can be used for supporting growth of vines, landscape long corridors are formed, and attractiveness of the ecological pedestrian mud road is improved.
A plurality of support members 5 are in the compound state of the guardrail gallery, then a plurality of support members 5 can be divided into a plurality of guardrail support members and a plurality of gallery support members. The two guardrail supporting pieces form a group, a plurality of groups of guardrail supporting pieces are respectively arranged on two sides of a road surface in two rows, and one end of one group of guardrail supporting pieces is superposed with the circle center of the other group of guardrail supporting pieces in two adjacent groups of guardrail supporting pieces, namely, the circle center distance of the two adjacent groups of guardrail supporting pieces is equal to the radius of each group of guardrail supporting pieces; four gallery support members constitute a set of, and multiunit gallery support member arranges along the axial, and every gallery support member's of group both ends divide into the both sides that are located the road surface for multiunit gallery support member can form gallery shape, and multiunit gallery support member covers in the top on road surface.
It should be noted that, the support members 5 are detachably connected to the ground and the adjacent two support members 5 in each adjacent group, so that the plurality of support members 5 can be freely switched among the guardrail state, the corridor state and the guardrail corridor composite state.
Illustratively, when the supporting member 5 is switched from the guardrail state to the corridor state, taking two sets of supporting members 5 opposite to each other on both sides of the road surface as an example, namely the first set of supporting member 5 and the second set of supporting member 5, respectively, one end of the first set of supporting member 5 corresponding to one end of the second set of supporting member 5 may be separated from the ground surface, and then the ends of the first set of supporting member 5 separated from the ground surface are connected, so that the first set of supporting member 5 and the second set of supporting member 5 form one set of four supporting members 5 in total in the set 5 to cover the road surface, thereby completing the switching of the supporting member 5 from the guardrail state to the corridor state.
When the support 5 is switched from the guardrail state to the guardrail gallery state, taking four sets of supports 5 opposite in position on two sides of a road surface as an example, a first set of supports 5, a second set of supports 5, a third set of supports 5 and a fourth set of supports 5, the first set of supports 5 and the third set of supports 5 are positioned on one side of the road surface, the second set of supports 5 and the fourth set of supports 5 are positioned on the other side of the road surface, one corresponding ends of the first set of supports 5 and the second set of supports 5 can be separated from the ground surface, then, the first set of supports 5 and the second set of supports 5 are connected with the separated ends of the ground surface, so that the first set of supports 5 and the second set of supports 5 form one set, cover the road surface, the first set of supports 5 and the second set of supports 5 are used as gallery supports, and the third set of supports 5 and the fourth set of supports 5 are unchanged in structure, as a guardrail support, the switching of the support 5 from the guardrail state to the guardrail gallery state is thus accomplished. It should be noted that, when the support members 5 are in the guardrail state, the circle center distance between two adjacent sets of support members 5 is equal to the radius of each set of support members 5, and when the guardrail state is switched to the guardrail gallery state, the circle center distance between two adjacent sets of support members is equal to the radius of each set of support members, that is, the distance between each set of support members 5 is increased, but the formed guardrail is still the guardrail in the continuous state.
In order to avoid the road surface from being heavily watered in rainy days, for the cross-sectional shape of the road surface, for example, an arch shape may be adopted. Like this, adopt the arch road surface, can be convenient for the rainwater from road surface central authorities flow to road surface both sides to can avoid rainy day road surface ponding serious.
Consider that the rainwater is abundant water resource, in order to effectively utilize the rainwater, above-mentioned ecological pedestrian mud knot still includes water guide subassembly 6, open-top's side ditch 7 and bottom open-ended plant planting container 8, and the both sides on road surface are located to side ditch 7, and water guide subassembly 6 locates the opening part of side ditch 7, and water guide subassembly 6 is arranged in to plant planting container 8 on, and the lateral wall of plant planting container 8 and water guide subassembly 6 constitute the cavity that holds the plant. In rainy days, rainwater on the road surface flows into the side ditch 7 and is stored in the side ditch 7, and at the moment, the moisture in the plant planting container 8 is sufficient, so that the rainwater in the side ditch 7 is basically not diffused into the plant planting container 8 through the water guide assembly 6, and on the contrary, the redundant rainwater in the plant planting container 8 can also flow into the side ditch 7 through the water guide assembly 6 and is stored; in sunny days, moisture in the plant planting container 8 is lack, and rainwater in the side ditch 7 can be diffused into the plant planting container 8 through the water guide assembly 6, so that the humidity in the plant planting container 8 can be improved.
As for the structure of the water guide assembly 6, specifically, it includes a plurality of layers of support nets and a water guide layer (for example, a sponge layer) provided between the adjacent two layers of support nets. On the one hand, the setting of supporting network can improve the overall structure intensity of water guide subassembly 6, and on the other hand, the rainwater circulation between gutter 7 and the plant planting container 8 can be realized on the water guide layer of locating between the adjacent two-layer supporting network.
The invention provides a construction method of an ecological pedestrian mud joint, which is used for paving the ecological pedestrian mud joint and comprises the following steps:
constructing to form a road groove;
and paving a graded broken stone base layer, a sand and soil surface layer, a support pore layer and a coarse sand layer in the road groove in sequence to obtain the ecological pedestrian cement road.
Compared with the prior art, the beneficial effects of the construction method of the ecological pedestrian mud joint provided by the invention are basically the same as those of the ecological pedestrian mud joint, and are not repeated herein.
Specifically, in the above construction method of the ecological pedestrian cement road, the step of constructing the road groove includes the following steps:
lofting is carried out at the position where the road groove is to be formed;
and excavating, ramming and compacting the position of the road groove to be formed according to the lofting to form the road groove.
The method for paving the graded broken stone base layer comprises the following steps:
uniformly paving graded broken stones in the road groove;
carrying out rolling compaction on graded broken stones in the road groove;
and spraying the diluted liquid curing agent on the surface of the rolled graded broken stone for multiple times, wherein the use amount is preferably that the surface of the graded broken stone is wet, and the moisture in the liquid curing agent on the surface of the graded broken stone is fully infiltrated (preferably that the liquid curing agent is not sticky to feet), so as to obtain the graded broken stone base layer.
The paving method of the sand surface layer comprises the following steps:
uniformly mixing the raw materials of the sandy soil surface layer, and spraying the diluted liquid curing agent in the mixing process to obtain a mixture;
paving a part of mixture on the surface of the graded broken stone base layer, and rolling and forming the part of mixture to obtain a first surface layer, wherein the thickness of the first surface layer is 6-8 mm;
spraying the diluted liquid curing agent on the surface of the first surface for multiple times, wherein the dosage is preferably that the surface of the soil layer is wet;
after the moisture in the liquid curing agent on the surface of the first surface is fully infiltrated, laying a residual mixture on the surface of the first surface, and performing rolling forming on the residual mixture to obtain a second surface, wherein the thickness of the second surface is 2-3 mm;
spraying the diluted liquid curing agent on the surface of the second surface for multiple times, wherein the dosage is preferably that the surface of the soil layer is wet;
and fully infiltrating the water in the liquid curing agent on the surface of the second surface layer to obtain the sandy soil surface layer.
The laying method of the support pore layer comprises the following steps:
the supporting pore layer is obtained by laying a raw material (for example, pebbles or melon and rice stones) for supporting the pore layer on the surface of the sandy soil surface layer, and performing rolling forming on the laid raw material for supporting the pore layer.
The laying method of the coarse sand layer comprises the following steps:
laying coarse sand on the surface of the support pore layer;
spraying the diluted liquid curing agent on the surface of the coarse sand for multiple times, wherein the usage amount is preferably surface wetting;
and (3) fully permeating water in the liquid curing agent on the surface of the coarse sand (preferably not sticking feet), and rolling and forming the coarse sand to obtain a coarse sand layer.
In the above method for laying each layer, the liquid curing agent is diluted with water, and the amount of water added is determined by the degree of dryness of the raw materials of each layer, so that the diluted liquid curing agent can be kneaded into a dough by hand, and the dough can be divided into two halves by lightly kneading the two fingers, but not crushed.
Example one
The embodiment is already applied to ecological restoration project engineering in the island of the Guangyang island, and the construction method of the provided ecological pedestrian cement road comprises the following steps:
step a: lofting is carried out at the position where the road groove is to be formed; excavating, tamping and compacting the position of the road groove to be formed according to lofting to form the road groove;
step b: uniformly paving graded broken stones in the road groove; carrying out rolling compaction on graded broken stones in the road groove; spraying the diluted liquid curing agent on the surface of the rolled graded broken stone for multiple times, wherein the use amount is preferably that the surface of the graded broken stone is wet, and the moisture in the liquid curing agent on the surface of the graded broken stone is fully infiltrated (preferably that the liquid curing agent is not sticky to feet), so as to obtain a graded broken stone base layer;
step c: the raw materials misce bene of sand surface course, in mixing process, spray the liquid curing agent after diluting, obtain the mixture, wherein, the raw materials per square meter mix proportion on sand surface course includes: sandy loam 0.1092m3Or 38.8kg of superfine sand and 0.0815m of clay315kg of Portland cement and 0.4kg of curing agent (before dilution);
step d: paving a part of mixture on the surface of the graded macadam base layer, and performing rolling forming on the part of mixture to obtain a first surface layer, wherein the thickness of the first surface layer is 5 mm; spraying the diluted liquid curing agent on the surface of the first surface for multiple times, wherein the dosage is preferably that the surface of the soil layer is wet;
step e: after the water in the liquid curing agent on the surface of the first surface is fully infiltrated, laying the residual mixture on the surface of the first surface, and performing rolling forming on the residual mixture to obtain a second surface, wherein the thickness of the second surface is 3 mm; spraying the diluted liquid curing agent on the surface of the second surface for multiple times, wherein the dosage is preferably that the surface of the soil layer is wet;
step f: fully infiltrating moisture in the liquid curing agent on the surface of the second surface layer to obtain a sandy soil surface layer;
step g: paving pebbles or melon and rice stones for supporting the pore layer on the surface of the sandy soil surface layer, and performing rolling forming on the raw materials of the paved supporting pore layer to obtain the supporting pore layer;
step h: laying coarse sand on the surface of the support pore layer; spraying the diluted liquid curing agent on the surface of the coarse sand for multiple times, wherein the usage amount is preferably surface wetting; and (3) fully permeating water in the liquid curing agent on the surface of the coarse sand (preferably not sticking feet), and rolling and forming the coarse sand to obtain a coarse sand layer, thereby finishing the construction of the ecological artificial mud road.
The raw materials and thickness parameters of each layer of the first to third examples of the present invention are shown in table 3.
Table 3 materials and thickness parameters for each layer of examples one through three
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides an ecological pedestrian mud road, its characterized in that, includes the road surface, the road surface includes the kerve and lays graded rubble basic unit, sand soil surface course, support aperture layer and the coarse sand layer in the kerve in proper order, all spray liquid curing agent in graded rubble basic unit, sand soil surface course, the support aperture layer and the coarse sand layer.
2. The ecological pedestrian mud knot of claim 1, wherein the graded macadam base comprises, in mass percent: 60 parts of graded sand gravel, 25-30 parts of stone powder and 10-15 parts of clay.
3. The ecologized cement road as recited in claim 1, wherein the sand surface layer comprises the following raw materials in percentage by mass: 5-40 parts of cement, 30-80 parts of clay and 19.5-40 parts of sand or stone powder.
4. The ecological pedestrian mud knot of claim 1, wherein the thickness ratio of the graded broken stone base course to the sand surface course is 12-15: 6-9.
5. The ecologized cement knot as recited in claim 1, wherein the support pore layer is made of pebbles or melon-rice stones;
or the support pore layer comprises 32-37% of sand and 60-70% of clay by mass.
6. A construction method of an ecological pedestrian cement road, for laying an ecological pedestrian cement road according to claims 1 to 5, comprising the steps of:
constructing to form a road groove;
and paving a graded broken stone base layer, a sand and soil surface layer, a support pore layer and a coarse sand layer in the road groove in sequence to obtain the ecological pedestrian cement road.
7. The construction method of the ecological pedestrian mud joint as claimed in claim 6, wherein the method for laying the graded broken stone base course comprises the following steps:
uniformly paving graded broken stones in the road groove;
carrying out rolling compaction on graded broken stones in the road groove;
and spraying the diluted liquid curing agent on the surface of the rolled graded broken stone for multiple times, and fully infiltrating the water in the liquid curing agent on the surface of the graded broken stone to obtain the graded broken stone base layer.
8. The construction method of the ecological cement road as claimed in claim 6, wherein the method for laying the sand surface course comprises the following steps:
uniformly mixing the raw materials of the sandy soil surface layer, and spraying the diluted liquid curing agent in the mixing process to obtain a mixture;
paving a part of mixture on the surface of the graded broken stone base layer, and performing rolling forming on the part of mixture to obtain a first surface layer;
spraying the diluted liquid curing agent on the surface of the first surface for multiple times;
after the water in the liquid curing agent on the surface of the first surface is fully infiltrated, laying the residual mixture on the surface of the first surface, and carrying out rolling forming on the residual mixture to obtain a second surface;
spraying the diluted liquid curing agent on the surface of the second surface for multiple times;
and fully infiltrating the water in the liquid curing agent on the surface of the second surface layer to obtain the sandy soil surface layer.
9. The construction method of an ecological pedestrian mud joint according to claim 6, wherein the laying method of the support pore layer comprises the steps of:
and paving the raw materials of the supporting pore layer on the surface of the sandy soil surface layer, and rolling and forming the paved raw materials of the supporting pore layer to obtain the supporting pore layer.
10. The construction method of an ecological pedestrian mud joint according to claim 6, wherein the method for laying the coarse sand layer comprises the following steps:
laying coarse sand on the surface of the support pore layer;
spraying the diluted liquid curing agent on the surface of the coarse sand for multiple times;
and (3) fully permeating water in the liquid curing agent on the surface of the coarse sand, and carrying out rolling forming on the coarse sand to obtain a coarse sand layer.
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