CN112733247A - Large project field planning method - Google Patents
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Abstract
The invention discloses a method for planning large projects on site, which comprises the following steps: establishing a preliminary terrain model by using ' B I M + G I S ', and establishing various field arrangement schemes on the basis of combining the preliminary terrain model and a high-definition satellite mixed graph ' and on-site survey; by utilizing an unmanned aerial vehicle oblique photography technology, a real scene model is used as basic data of project planning, accurate digital terrain is provided for three-dimensional design, the temporary construction scheme design is carried out, and the whole temporary construction function partition of the project is planned; and (3) performing choose ratio from the aspects of technology, organization and traffic demand by taking three-dimensional visualization as a means and cost control as a main line, and determining a final planning scheme. The invention solves the problems of more temporary buildings, large site construction area, short construction period, high environmental protection requirement and the like of large projects, particularly mountain projects in the background art, and solves the problems that the traditional mode of combining site exploration with a plane layout chart is difficult to distinguish the advantages and disadvantages of the scheme and the arrangement scheme is more difficult to discover in the early stage.
Description
Technical Field
The invention relates to the technical field of project planning methods, in particular to a method for planning large projects on the scene.
Background
The planning and design of the construction project is the foundation and the premise of the construction on site, and is different from the construction industry, large-scale comprehensive projects, particularly mountain areas, have complicated topography and gully clusters. The tunnel engineering has the unique characteristics of strip distribution, greater limitation by natural factors and the like, and meanwhile, the construction environment of the mountain project is increasingly complex, and the problems of multiple points, long lines, high requirements on safe and civilized construction and environmental protection, laggard fine management level and the like exist. The traditional large-scale mountain project planning on site, simultaneous design, simultaneous modification and simultaneous construction are limited to a two-dimensional and static mode, and the problems of temporary land occupation, low space utilization rate, disjointed field implementation and scheme and the like often occur. In particular to the situation that the modification is difficult frequently in the design stage of the construction drawing. The method is mainly characterized in that the traditional two-dimensional planning and designing means is backward, various drawing, reporting and calculating functions need to be realized on different software and platforms, and some functions are even realized manually, so that the design contents are mutually independent, and the work results of terrain, roads, buildings, landscapes, calculation and the like are not related to each other to a certain extent. If the correction is carried out in one place, subsequent professionals need to adjust the correction, and the correction cannot be carried out synchronously. Each adjustment is basically 'pulling and moving the whole body', and comprises various statistical calculations, construction charts, effect charts and the like, so that the workload is huge, and the cost is difficult to gather.
In the prior patent CN110489896A, a method for site selection and design of temporary building engineering based on multi-source data fusion technology is provided, which develops three-dimensional design for the planning of temporary building engineering based on the geometric analysis function of three-dimensional real terrain, and fuses them together to improve the site selection and design efficiency of temporary building engineering. The method aims to overcome the defects of long time consumption, large field work load, low design efficiency and the like in the traditional site selection and design of the construction project, and belongs to the field of building engineering. However, the invention can only realize the preliminary design of the construction project by using the BIM + GIS technology, has no accurate coordinate positioning, can not realize the comprehensive expression and transmission of the overall planning information on the project site, and does not reach the construction depth guidance level.
For the above reasons, it is necessary to design a method for planning on a large project.
Disclosure of Invention
The invention aims to provide a large project on-site planning method, which solves the problems of more temporary buildings, large site construction area, short construction period, high environmental protection requirement and the like of large projects, particularly mountain projects in the background art, and solves the problems that the traditional mode of combining site exploration with a plane layout is difficult to distinguish the advantages and disadvantages of a scheme and find the problems existing in the layout scheme at the early stage.
In order to achieve the above object, the present invention provides a method for planning a large project on the field, comprising the following steps:
(1) a decision stage: building a preliminary terrain model by using BIM + GIS, and building a plurality of field arrangement schemes on the basis of combining the preliminary terrain model and a high-definition satellite mixed map and on-site survey;
(2) a design stage: an unmanned aerial vehicle oblique photography technology is utilized, a real scene model is used as basic data of project planning, accurate digital terrain is provided for three-dimensional design, a temporary construction scheme design is carried out on the basis, BIM road and site design software is utilized to synchronously modify roads and terrain terraces, the project quantity of the terraces and construction sidewalks is output, BIM building design software is utilized to carry out fine modeling of project departments and stations, the whole temporary construction function subarea of the project is planned, the building project quantity and various office supplies lists are output, and the design flow of the project on-site planning is redefined;
(3) and (3) deepening: and (3) carrying out choose ratio from the aspects of technology, organization and traffic requirements by taking three-dimensional visualization as a means and cost control as a main line, determining a final planning scheme, and carrying out the three-dimensional planning roaming display of the temporary building model by adopting BIM rendering and animation software.
Preferably, the method for site planning on the large project is coupled with the BIM model data through a central processing system in a central server and visually displayed in the BIM model, wherein the central processing system comprises a preliminary terrain creating module, a virtual site selection module, a site surveying module, a preliminary planning module, a real-scene modeling module, a template management module, a site design module, a sidewalk design module, a temporary facility module, a cost measuring module, a final assembly module and an effect display module.
Preferably, the preliminary terrain creating module is specifically used for a construction stage project on-site early stage, a line coordinate control point is led in three-dimensional map software, a line trend, a terrain and geological modeling range is determined, original surveying and mapping data of the location of the project are obtained, elevation information is extracted from BIM software to generate a preliminary three-dimensional digital terrain file DTM, a high-definition satellite mixed map and a terrain model are attached in a map attaching mode, coordinate fitting is carried out, the overall natural situation of the project is checked through a preliminary large terrain model and a high-definition satellite mixed map, the original field is analyzed and researched, the overall situation of the location of the project is intuitively displayed, the elevation, gradient and position data information of the field is roughly obtained, and model data are transmitted to the virtual site selecting unit and the preliminary planning module;
the virtual site selection module is specifically used for preliminarily determining an on-site construction plan in a virtual site selection unit by designers on the basis of a preliminary terrain model, pre-arranging large and small on-site construction facilities and transmitting data to an on-site exploration unit.
Preferably, the site surveying module is characterized in that after the site surveying unit receives data, a driving route and unmanned aerial vehicle aerial photography planning are carried out, an instruction is sent to a site host computer, the site host computer controls the data acquisition vehicle to drive to a primary planning point, an RTK unmanned aerial vehicle starts aerial photography operation, data acquisition is carried out on a planned lawn area and along a construction temporary path, data information on aerial photographs is fed back to the site host computer, and the site host computer transmits the data information to the primary planning module;
the preliminary planning module is used for analyzing the actual situation of a site according to aerial photos, selecting a specific planning area according to the position of a work point, the terrain and the traffic situation, establishing a building line specification requirement according to a project, combining the resource allocation condition of project construction organization, planning the whole temporary construction function partition of a project on the basis of a preliminary three-dimensional digital terrain model, quickly establishing various site arrangement schemes, mainly comprising preliminary designs of a construction region, a large temporary construction occupied area, a large temporary construction position and a large temporary construction temporary road, comparing and selecting the preliminary schemes, re-planning if the preliminary design schemes do not meet the requirement, carrying out the preliminary planning again, carrying out the aerial photo again until the optimal preliminary design scheme is determined, and transmitting data to the live.
Preferably, the live-action modeling module receives data of the preliminary planning module, generates a live-action model which is used as basic data for project planning three-dimensional depth planning, performs ground extraction on an original live-action model, provides a three-dimensional digital terrain for the design of a field and a sidewalk, and enables the design to meet field conditions, the main modeling range of the live-action three-dimensional model comprises key projects, a tunnel entrance and exit, and a dangerous rock falling stone key area, the ground resolution of oblique photography is better than 0.05 m, the precision of the live-action three-dimensional model meets the precision of 1:500, and the data are transmitted to the field design module;
the module management module specifically sets a line selection principle and construction standard requirements for a construction sidewalk in site standardized management, defines a standardized cross section meeting project requirements, creates a sidewalk cross section template and a site construction standardized template, and performs engineering quantity statistics and summarization according to characteristic definitions of components in the template;
the field design module is used for drawing a field station occupation area on the basis of a live-action three-dimensional digital terrain, performing height analysis, giving a field elevation by combining with the actual situation on the site, determining the field elevation, performing waterproof drainage slope placing and slope filling and digging treatment by applying a linear template and a surface template in the template management module, performing field hardening design, outputting filling and digging engineering quantity, performing regional block design after the large field is designed, outputting field construction engineering quantity, and performing pavement design after the field design is finished.
Preferably, the sidewalk design module defines linear parameters meeting the standard requirements according to the standardized design specifications, fully utilizes the original road, performs plane and vertical section linear design on the basis of the standardized requirements, determines the actual ground elevation corresponding to the determined plane key control points and the plane lines in the real-scene terrain as the original reference content of the line design, performs the sidewalk filling and excavating control by referring to the elevation of the ground line in the vertical section design process, determines the earthwork filling and excavating amount through the intersection with the original terrain according to the principle of 'filling and balancing', finally determines the reasonable vertical section, outputs a plane and vertical curve element table, demonstrates the rationality of the sidewalk design, determines the optimal sidewalk design scheme through the comparison of the engineering amount of the filling and the carrying distance, performs road intersection treatment, and completes the sidewalk design, and outputting the pavement engineering quantity, and transmitting the data to the temporary facility module.
Preferably, the temporary facility module is used for receiving data of the pavement design module, carrying out fine modeling on project departments and stations by using BIM (building information modeling) building design software, and planning the whole temporary building function partition of the project;
and (4) project barracks construction: according to the standardized temporary building requirement of a building line of an owner, dividing office areas of each part of a project department, carrying out standardized arrangement and civilized construction display on a worker living area, outputting various types of office supply lists and assisting a logistics department in purchasing;
station construction: according to the resource allocation requirements of construction organization, creating corresponding production temporary building components, planning mixing station subareas, and providing convenience and logistics guarantee for construction and production;
after the temporary facilities are finished, the data are transmitted to the cost measuring and calculating module
Preferably, the cost calculation module receives temporary facility module data, performs cost calculation by taking three-dimensional visualization as a means and cost control as a main line through the engineering quantity statistical data of each professional module, performs choose ratios from various aspects of the requirements of different stages of technology, economy, traffic and construction, performs depth design again if the requirements are not met, until a final planning scheme is determined, and transmits the final planning scheme to the overall planning and effect display module.
Preferably, the final assembly and effect display module specifically performs three-dimensional planning roaming display of the temporary building model by adopting BIM rendering and animation software, and the roaming display is used as the overall planning effect on the scene of the project and the standardized construction display of the temporary building project.
Therefore, the method for planning the large project on the spot by adopting the structure has the following beneficial effects:
(1) the BIM-based three-dimensional digital design redefines the design flow of project on-site planning, takes the construction standard of the construction project as the main basis, deeply studies the BIM design standard, method and flow of the construction project, and realizes the visualization of the whole process of scheme formulation, comparison and selection, audit adjustment by using the BIM +;
(2) by adopting technical means such as live-action modeling and virtual reality, and utilizing the advantages of the BIM three-dimensional digital technology, the project on-site planning design is quickly and efficiently completed, the engineering quantity of design modification and various repeated calculations is reduced, and the aims of one-time modeling, multiple modification and quick refined design are fulfilled;
(3) by taking three-dimensional visualization as a means and cost control as a main line, on the basis of comprehensively improving the visual information transfer capability, the project field planning effect, the enterprise temporary construction project planning level and the fine management level are improved, and the purposes of cost reduction and efficiency improvement are achieved through the BIM +' technology application.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a flowchart illustrating a method for planning a large project on the field according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further illustrated by the accompanying drawings and examples.
The invention provides a method for planning a large project on site, which comprises the following steps:
(1) a decision stage: the BIM and the GIS are utilized to create a preliminary terrain model, and various field arrangement schemes are built on the basis of combining the preliminary terrain model and the high-definition satellite mixed map and on the basis of field survey, so that the planning effect is improved.
(2) A design stage: by utilizing an unmanned aerial vehicle oblique photography technology, a real scene model is used as basic data of project planning, real and accurate three-dimensional topographic data are provided for three-dimensional design, and the temporary construction scheme design is carried out on the basis, so that the accurate design is realized; the technical advantages that BIM road and site design software (such as OpenRoads design) can be used for synchronously modifying roads and landforms, the problem of integrated design of the landforms, three-dimensional roads and three-dimensional landforms of the whole project is solved, and the project quantities of the landforms and construction sidewalks are output; BIM building design software (such as Openbuilding designs, Revit and the like) is used for carrying out fine modeling of project departments and stations, planning the whole temporary building function partition of the project, outputting and outputting the building project amount and various types of office supplies lists, and redefining the design flow of the project on-site planning.
(3) And (3) deepening: the method is characterized in that choose ratios are carried out from multiple aspects such as technology, organization and traffic requirements by taking three-dimensional visualization as a means and cost control as a main line, a final planning scheme is determined, the fine management level of a project is improved, the purposes of cost reduction and efficiency improvement are achieved, and BIM rendering and animation production software (such as LumenRT, Lumion and the like) is adopted for carrying out the three-dimensional planning roaming display of the temporary-built model.
Compared with the traditional mode, the invention has the following advantages:
the temporary building arrangement function aspect: compared with the traditional design in which the field natural condition is acquired through field exploration and aerial photo, the famous three-dimensional digital design realizes the accurate acquisition of BIM + GIS and oblique photography live-action digital terrain, provides real and accurate three-dimensional terrain data for the design, and makes the design completely accord with the field condition. Compared with the traditional design in which the construction plan layout is limited in a two-dimensional and static mode, the three-dimensional digital design can visually and vividly show the whole three-dimensional design effect of the field, and the project on-site planning design can be quickly and efficiently completed on the basis of comprehensively improving the visual information transfer capability.
Modifying the adjustment function aspect: compared with the traditional design in which the landform, the road, the building and other multi-professional adjustments are 'pulled one by one to move the whole body', and the modification workload is large, the three-dimensional digital design has the technical advantage that the road and the landform terrace can be synchronously modified, solves the integrated design problem of planning and planning the three-dimensional landform, the three-dimensional road and the three-dimensional terrace on the scene, realizes three-dimensional linkage design and adjustment, and can realize 'one-time modeling, multiple modifications and rapid fine design'.
Computational analysis class functional aspects: compared with the traditional design that the filling direction mainly depends on the mode of experience prejudgment and field measurement, the engineering quantity calculation is complicated, complex and long in time consumption, and if the engineering quantity is adjusted, the engineering quantity needs to be recalculated, so that time and labor are wasted. The three-dimensional digital design of the invention can realize the real-time calculation of three-dimensional parametric excavation and filling quantity, sunlight analysis, and automatic calculation of engineering quantities such as sidewalks, terraces and the like.
Drawing and report function: compared with the traditional design, the functions of drawing, reporting and the like need to be realized by different software, and some functions even need to be realized manually. The three-dimensional digital design of the invention can automatically generate and update reports, related sectioning construction drawings, pavement flat curve elements and the like.
Examples
Fig. 1 is a flowchart of an embodiment of a method for site planning on a large project according to the present invention, and as shown in the figure, the method for site planning on a large project is coupled with BIM model data through a central processing system in a central server, and is visually displayed in the BIM model, wherein the central processing system includes a preliminary terrain creation module, a virtual site selection module, a site survey module, a preliminary planning module, a real-scene modeling module, a template management module, a site design module, a sidewalk design module, a temporary facility module, a cost measurement module, a final assembly module, and an effect display module.
(1) A preliminary terrain creation module: in the early stage of project on site of a construction stage, a line coordinate control point is led in three-dimensional map software (such as an Otto map, a Bigemap, ArcGis and the like), the line trend, the terrain and geological modeling range are determined, original surveying and mapping data of the site of the project are obtained, elevation information is extracted in BIM software (such as OpenRoads Designer) and a preliminary three-dimensional digital terrain file DTM is rapidly generated, and construction coordinate fitting is carried out after a high-definition satellite mixed map is attached to a terrain model in a map attaching mode. The overall natural situation of the project is checked through the 'preliminary large terrain model + high-definition satellite mixed graph', the original field is analyzed and researched, the overall situation of the location of the project is visually displayed, data information such as the elevation, the gradient and the position of the field is rapidly and roughly acquired, and model data are transmitted to the virtual site selection unit and the preliminary planning module.
(2) A virtual address selection module: on the basis of the preliminary terrain model, designers preliminarily determine temporary construction plans in the virtual site selection unit, pre-arrange temporary facilities with different sizes and the like, and transmit data to the on-site exploration unit.
(3) The field reconnaissance module: after the data are received by the site surveying unit, a driving route and unmanned aerial vehicle aerial photography planning are carried out, instructions are sent to a site host, the site host controls the data acquisition vehicle to drive to a primary planning point, the RTK unmanned vehicle starts aerial photography operation, data acquisition is carried out along a planned site area and a construction temporary road, data information such as aerial photographs and the like is fed back to the site host, and the site host transmits the data information to the primary planning module. If the field condition is more complex or the flight forbidden area is encountered, the field survey needs to be carried out manually.
(4) A preliminary planning module: and analyzing the actual situation of the site according to the aerial photo, and verifying the position of a work point, the terrain and the traffic situation to select a specific planning area. According to the project construction line specification requirements, project construction organization resource allocation conditions are combined, the whole temporary construction function partition of the planning project is carried out on the basis of a primary three-dimensional digital terrain model, various site arrangement schemes are rapidly built, the preliminary design mainly comprises a construction region, a large temporary construction occupied area, a large temporary construction occupied position and a construction access road, and the preliminary schemes are compared and selected. And if the preliminary design scheme does not meet the requirements, performing the preliminary planning again, performing the on-site aerial photography again until the optimal preliminary design scheme is determined, and transmitting the data to the live-action modeling module.
(5) A live-action modeling module: the acquisition and the creation of the original ground model are important for the field depth design on the project, and the data of the preliminary planning module are received to generate a real scene model which is used as the basic data of the three-dimensional depth planning of the project planning. The original live-action model is subjected to ground extraction, so that real and accurate three-dimensional terrain data are provided for the design of the field level and the sidewalk, and the design is more in line with field conditions. The live-action three-dimensional model meets the precision requirement, the main modeling range comprises key projects, tunnel entrances and exits and dangerous rock falling stone key areas, the ground resolution of oblique photography is superior to 0.05 m, the precision of the live-action three-dimensional model meets the precision of 1:500, and data are transmitted to the field level design module.
(6) A template management module: and defining a standardized cross section meeting the project requirements by referring to a line selection principle and construction standard requirements of construction pavement arrangement in on-site standardized management. And creating a crosssection template of the sidewalk and a station construction standardized template. The engineering quantity statistics and summarization can be carried out according to the characteristic definition of the components in the template, and a foundation is laid for the standardized pavement construction and the station construction design.
(7) A field design module: on the basis of the live-action three-dimensional digital terrain, the occupied area of the station is drawn, the height analysis is carried out, and the elevation of the station is given by combining the actual situation of the station, so that the elevation of the station is determined. And (4) performing water-proof drainage slope-releasing and side-up slope filling and digging treatment by applying the linear template and the surface template in the template management module, performing field hardening design, and outputting filling and digging engineering quantity. And after the large field is designed, the regional plot design is carried out. And outputting the construction engineering quantity of the field level, and designing the access road after the field level is designed.
(8) The access way design module: and according to the standardized design specification, quickly defining the linear parameters meeting the specification requirement. The original road is fully utilized by combining the on-site landform and the existing temporary living and production facilities. And (3) carrying out plane and vertical section linear design on the basis of standardization requirements. And the actual ground elevation corresponding to the determined plane key control points and the plane lines in the real-scene terrain is used as the original reference content of the line design. And in the design process of the vertical section, the control of the pavement filling and excavating is carried out by referring to the elevation of the ground line, the earthwork filling and excavating amount is determined by the intersection of the vertical section and the original terrain according to the principle of 'filling and excavating balance', a reasonable vertical section is finally determined, a horizontal and vertical curve element table is output, and the rationality of the pavement design is demonstrated. And determining an optimal pavement design scheme by comparing the excavation and filling engineering quantity and the transport distance, then performing road intersection processing, finishing pavement design, outputting the pavement engineering quantity, and transmitting data to the temporary facility module.
(9) A temporary facility module: receiving the data of the sidewalk design module, carrying out fine modeling of a project department and a site by using BIM (building information modeling) design software (such as Openbuildings design, Revit and the like), and planning the whole temporary building function partition of the project.
And (4) project barracks construction: according to the standardized temporary construction requirement of the building line of the owner, each office area of the project department is divided, the worker living areas and the like are arranged in a standardized way, civilized construction display is carried out, various office supply lists are output, and the purchasing is assisted by a logistics department.
Station construction: and (4) establishing a corresponding production temporary building component according to the resource configuration requirement of the construction organization, and planning a mixing station partition. The normal operation that construction production is influenced because of the indiscriminate stacking of materials and the placement position of mechanical equipment is avoided, and convenience and logistics guarantee are provided for construction production.
And after the temporary facilities are finished, transmitting the data to the cost measuring and calculating module.
(10) The cost measuring and calculating module comprises: and receiving temporary facility module data, taking three-dimensional visualization as a means and cost control as a main line, and carrying out cost measurement and calculation through the project amount statistical data of each professional module. Meanwhile, choose ratios are carried out from the aspects of technology, economy, traffic, requirements of different stages of construction and the like, and if the requirements are not met, deep design is carried out again until a final planning scheme is determined. And the fine management level of the project is improved, the purposes of reducing cost and improving efficiency are achieved, and the final planning scheme is transmitted to the overall planning and effect display module.
(11) Assembly and effect display module: BIM rendering and animation software (such as LumenRT, Lumion and the like) is adopted to carry out the three-dimensional planning roaming display of the temporary building model, and the three-dimensional planning roaming display is used as the overall planning effect on the project and the standardized construction display of the temporary building engineering.
Therefore, the method for planning the large project on the spot with the structure solves the problems of more temporary buildings, large site construction area, short construction period, high environmental protection requirement and the like of the large project, particularly a mountain project in the background art, and solves the problems that the scheme is difficult to distinguish and the arrangement scheme is more difficult to find in the early stage by adopting the traditional mode of combining site exploration and a plane layout.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the invention without departing from the spirit and scope of the invention.
Claims (9)
1. A method for planning a large project on site is characterized by comprising the following steps:
(1) a decision stage: building a preliminary terrain model by using BIM + GIS, and building a plurality of field arrangement schemes on the basis of combining the preliminary terrain model and a high-definition satellite mixed map and on-site survey;
(2) a design stage: an unmanned aerial vehicle oblique photography technology is utilized, a real scene model is used as basic data of project planning, accurate digital terrain is provided for three-dimensional design, a temporary construction scheme design is carried out on the basis, BIM road and site design software is utilized to synchronously modify roads and terrain terraces, the project quantity of the terraces and construction sidewalks is output, BIM building design software is utilized to carry out fine modeling of project departments and stations, the whole temporary construction function subarea of the project is planned, the building project quantity and various office supplies lists are output, and the design flow of the project on-site planning is redefined;
(3) and (3) deepening: and (3) carrying out choose ratio from the aspects of technology, organization and traffic requirements by taking three-dimensional visualization as a means and cost control as a main line, determining a final planning scheme, and carrying out the three-dimensional planning roaming display of the temporary building model by adopting BIM rendering and animation software.
2. A method for marketing a large project according to claim 1, wherein: the method for on-site planning of the large project is coupled with BIM model data through a central processing system in a central server and visually displayed in the BIM model, wherein the central processing system comprises a preliminary terrain creating module, a virtual site selection module, an on-site surveying module, a preliminary planning module, a real-scene modeling module, a template management module, a lawn design module, a sidewalk design module, a temporary facility module, a cost measuring and calculating module, a final assembly module and an effect display module.
3. A method for marketing a large project according to claim 2, wherein:
the preliminary terrain creating module is specifically used for leading in line coordinate control points in three-dimensional map software in the early stage of project on-site in a construction stage, determining line trend, terrain and geological modeling range, acquiring original surveying and mapping data of the location of the project, extracting elevation information in BIM software and generating a preliminary three-dimensional digital terrain file DTM, attaching a high-definition satellite mixed map to a terrain model in a map attaching mode, carrying out coordinate fitting, checking the integral natural condition of the project through a preliminary large terrain model and a high-definition satellite mixed map, analyzing and researching the original field, visually displaying the integral condition of the location of the project, roughly acquiring elevation, gradient and position data information of the field, and transmitting model data to a virtual site selecting unit and a preliminary planning module;
the virtual site selection module is specifically used for preliminarily determining an on-site construction plan in a virtual site selection unit by designers on the basis of a preliminary terrain model, pre-arranging large and small on-site construction facilities and transmitting data to an on-site exploration unit.
4. A method for marketing a large project according to claim 2, wherein:
the site surveying module is characterized in that after the site surveying unit receives data, a driving route and unmanned aerial vehicle aerial photography planning are carried out, an instruction is sent to a site host computer, the site host computer controls a data acquisition vehicle to drive to a primary planning point, an RTK unmanned aerial vehicle starts aerial photography operation, data acquisition is carried out on a planned terrace area and a construction sidewalk, data information on aerial photographs is fed back to the site host computer, and the site host computer transmits the data information to the primary planning module;
the preliminary planning module is used for analyzing the actual situation of a site according to aerial photos, selecting a specific planning area according to the position of a work point, the terrain and the traffic situation, establishing a building line specification requirement according to a project, combining the resource allocation condition of project construction organization, planning the whole temporary construction function partition of a project on the basis of a preliminary three-dimensional digital terrain model, quickly establishing various site arrangement schemes, mainly comprising preliminary designs of a construction region, a large temporary construction occupied area, a large temporary construction position and a large temporary construction temporary road, comparing and selecting the preliminary schemes, re-planning if the preliminary design schemes do not meet the requirement, carrying out the preliminary planning again, carrying out the aerial photo again until the optimal preliminary design scheme is determined, and transmitting data to the live.
5. A method for marketing a large project according to claim 2, wherein:
the live-action modeling module is used for receiving data of the preliminary planning module, generating a live-action model which is used as basic data of project planning three-dimensional depth planning, carrying out ground extraction on an original live-action model, providing a three-dimensional digital terrain for a field and a sidewalk design, enabling the design to meet field conditions, enabling the main modeling range of the live-action three-dimensional model to comprise key projects, tunnel inlets and outlets and critical rock rockfall key areas, enabling the ground resolution of oblique photography to be better than 0.05 m, enabling the precision of the live-action three-dimensional model to meet the precision of 1:500 and transmitting the data to the field design module;
the module management module specifically sets a line selection principle and construction standard requirements for a construction sidewalk in site standardized management, defines a standardized cross section meeting project requirements, creates a sidewalk cross section template and a site construction standardized template, and performs engineering quantity statistics and summarization according to characteristic definitions of components in the template;
the field design module is used for drawing a field station occupation area on the basis of a live-action three-dimensional digital terrain, performing height analysis, giving a field elevation by combining with the actual situation on the site, determining the field elevation, performing waterproof drainage slope placing and slope filling and digging treatment by applying a linear template and a surface template in the template management module, performing field hardening design, outputting filling and digging engineering quantity, performing regional block design after the large field is designed, outputting field construction engineering quantity, and performing pavement design after the field design is finished.
6. A method for marketing a large project according to claim 2, wherein:
the sidewalk design module defines linear parameters meeting the standard requirements according to the standardized design specifications, fully utilizes the original road, carries out plane and vertical section linear design on the basis of the standardized requirements, takes the actual ground elevation corresponding to the determined plane key control point and the determined plane line in the real-scene terrain as the original reference content of line design, carries out sidewalk filling and excavating control by referring to the elevation of the ground line in the vertical section design process, follows the principle of 'filling and excavating balance', determines the earthwork filling and excavating amount through the intersection with the original terrain, finally determines a reasonable vertical section, outputs a plane and vertical curve element table, demonstrates the rationality of the sidewalk design, determines an optimal sidewalk design scheme through the comparison of the engineering amount of the filling and the transportation distance, then carries out road intersection treatment, and completes the sidewalk design, and outputting the pavement engineering quantity, and transmitting the data to the temporary facility module.
7. A method for marketing a large project according to claim 2, wherein:
the temporary facility module is used for receiving the data of the pavement design module, carrying out fine modeling on project departments and stations by utilizing BIM (building information modeling) building design software and planning the whole temporary building function partition of the project;
and (4) project barracks construction: according to the standardized temporary building requirement of a building line of an owner, dividing office areas of each part of a project department, carrying out standardized arrangement and civilized construction display on a worker living area, outputting various types of office supply lists and assisting a logistics department in purchasing;
station construction: according to the resource allocation requirements of construction organization, creating corresponding production temporary building components, planning mixing station subareas, and providing convenience and logistics guarantee for construction and production;
and after the temporary facilities are finished, transmitting the data to the cost measuring and calculating module.
8. A method for marketing a large project according to claim 2, wherein:
the cost measurement module is specifically used for receiving temporary facility module data, taking three-dimensional visualization as a means and cost control as a main line, carrying out cost measurement through project quantity statistical data of each professional module, carrying out choose ratio from multiple aspects of requirements of different stages of technology, economy, traffic and construction, carrying out depth design again if the requirements are not met, until a final planning scheme is determined, and transmitting the final planning scheme to the overall planning and effect display module.
9. A method for marketing a large project according to claim 2, wherein:
the final assembly and effect display module specifically adopts BIM rendering and animation software to carry out three-dimensional planning roaming display on the temporary construction model, and the roaming display is used as the overall planning effect on the scene of the project and the standardized construction display of the temporary construction project.
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| CN113763289B (en) * | 2021-11-08 | 2022-01-25 | 四川省交通勘察设计研究院有限公司 | Original terrain correction method and system based on BIM (building information modeling) model and computer terminal |
| CN114329732A (en) * | 2022-01-06 | 2022-04-12 | 中建海峡建设发展有限公司 | Method for realizing construction visualization in mountain environment |
| CN114528621A (en) * | 2022-01-29 | 2022-05-24 | 福建景尚建筑环境设计工程有限公司 | Landscape garden design method |
| CN114782005A (en) * | 2022-04-15 | 2022-07-22 | 厦门东翔工程设计有限公司 | BIM planning and construction management method combined with oblique photography |
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