CN109558473B - Road traffic facility information management system based on GIS and modeling method thereof - Google Patents
Road traffic facility information management system based on GIS and modeling method thereof Download PDFInfo
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Abstract
The invention discloses a road traffic facility information management system and a modeling method based on GIS, wherein the system comprises a system operation management center, a wireless machine room, a wireless base station and a mobile OA terminal; the modeling method comprises the steps of S1, collecting traffic facility data; s2, classifying data layers; s3, modeling; s4, management. The GIS-based traffic facility information management system is used as an effective technical means for relieving the modern urban traffic problem, and can collect, store, retrieve, model, analyze and output traffic facility space data. The platform of the traffic facility information management system is constructed by utilizing the GIS technology, so that a visual effect can be provided for traffic information, various traffic information can be displayed, inquired and counted on the basis of the geographic position of the traffic information, and more importantly, the platform can also provide support on spatial attributes for deep mining and subsequent information service and auxiliary decision-making of the traffic information.
Description
Technical Field
The invention relates to the technical field of urban intelligent transportation, in particular to a road traffic facility information management system based on GIS and a modeling method thereof.
Background
With the continuous development of traffic industry in China, road mileage and road grade are continuously improved, and the types and the number of traffic facilities of urban roads are continuously increased, so that higher requirements are put on the management of the traffic facilities. At present, the management level of traffic facilities in China is relatively behind, the collection, storage and representation of the spatial position information of the traffic facilities are very difficult for facility management departments, and aiming at massive traffic facility information, the traffic facility data can not meet the requirements of information management at present by using traditional behind management modes such as graphs, tables, cards, books or simple relational databases, and the traditional management modes are low in efficiency and are often wrong, so that the data is not updated timely, a great amount of manpower and material resources are wasted, and the benefits of highways can not be fully exerted. Therefore, effective management of traffic facilities is a great importance of traffic police facility management departments.
Through investigation, the road traffic facilities have obvious spatial geographic position characteristics, have the characteristics of wide distribution range and complex road relation, are very suitable for adopting the GIS technology, and various road traffic facilities and auxiliary facilities thereof (such as traffic marks, signs, guardrails, electronic police, signal lamps, rods, green belts, parking spaces, bus stations and the like) can be represented on an electronic map in a point, line and plane mode [2] . With the rapid development of GIS technology, databases, networks and other computer technologies in recent years, the method provides possibility for the visualization, informatization and convenient management of road traffic facilities.
Disclosure of Invention
The invention aims to solve the problems, provides a road traffic facility information management system based on GIS and a modeling method thereof, and is popularization and application of a Geographic Information System (GIS) technology in the traffic field. The technology is used as an effective technical means for relieving the modern urban traffic problem, and can collect, store, retrieve, model, analyze and output the space data of traffic facilities. The platform of the traffic facility information management system is constructed by utilizing the GIS technology, so that a visual effect can be provided for traffic information, various traffic information can be displayed, inquired and counted on the basis of the geographic position of the traffic information, and more importantly, the platform can also provide support on spatial attributes for deep mining and subsequent information service and auxiliary decision-making of the traffic information.
In order to achieve the above object, the technical scheme of the present invention is as follows:
a road traffic facility information management system based on GIS comprises a system operation management center, a wireless machine room, a wireless base station and a mobile OA terminal;
the system operation management center comprises a traffic police team intelligent traffic private network, wherein the traffic police team intelligent traffic private network is connected with a command center server for managing command personnel of the command center, a plurality of equipment manager servers for managing equipment managers and a plurality of core servers, and a firewall is arranged at the outlet end of the system operation management platform; the wireless machine room comprises a router, an SMS (short message service) module, an SGSN (serving GPRS support node) module and a GGSN module;
the mobile OA terminal is in communication connection with the wireless base station through the GPRS satellite, the wireless base station is in communication connection with a wireless machine room, and the wireless machine room is in communication connection with a system operation management center through a data line.
Further, the system operation management center is in a B/S structure mode.
Further, the invention also provides a modeling method of the road traffic facility information management system, which comprises the following steps:
s1, traffic facility data acquisition:
the traffic facility data is the basis of a traffic facility information management system, and the data acquisition and modeling of the traffic facility information management system plays an important role in realizing the functions of the traffic facility information management system:
(1) Implementation of the planning scheme management function: the system automatically adds various facilities to the current map according to the traffic facility planning scheme input by the user, and the intelligent analysis planning scheme is scientific and reasonable; by being compatible with other management systems, data is imported to carry out simulation analysis and research and judgment, and traffic facilities are scientifically set; the system automatically counts the number of facilities and budget of the planning scheme;
(2) Implementation of various thematic map generation functions: the system can generate various thematic maps according to traffic facility data input by a user, distinguish statistical results of various traffic facilities on a map according to the statistical data by colors, and automatically generate statistical maps and reports;
(3) Realization of intelligent early warning function: for traffic facilities with service life, maintenance plans and other plans, the system automatically detects whether the service life or the maintenance life is reached to perform the early warning of the service life or the early warning of the maintenance; the accident information system data is imported to perform accident early warning on accident multiple road sections and accident black spots;
(4) Implementation of query statistics analysis function: various types of query statistics can be performed after the data acquisition and entry of the traffic facility information management system: selecting jurisdictions of all levels, carrying out regional statistical analysis, and inquiring and statistically analyzing the traffic facility setting conditions of jurisdictions of the levels; after the road is selected, carrying out road statistical analysis, inquiring and analyzing the road traffic facility setting condition; after drawing polygons on the map, carrying out carefully chosen statistical analysis, and inquiring and statistically analyzing the facility conditions in the area;
counting the number of types according to the types of the traffic facilities, and inquiring and counting the number of the corresponding traffic facilities; in a certain area, asset statistics can be carried out, and the total asset value of facilities in the selected area of the space or the required funds for updating and replacing can be inquired and counted; through setting the combination condition, the condition setting statistics can be carried out, and the appointed items of the statistics are inquired, such as traffic accident damage isolation bars and traffic signal lamp phase timing adjustment records in the appointed time period;
s2, classifying the traffic facility data layers:
the acquisition and updating of system data are key to the construction and effective implementation of the system, and the urban road traffic facility data are huge and complex, so the traffic facility data are classified by layer attribute before data acquisition;
(1) ROAD network layer (g_l_roadl): the attribute input and editing of the road comprises the number of the road, the road surface material, the design speed per hour, the design flow, the length width, the classification, the number of lanes, the type of lanes, the isolation mode, the road accessory facilities (bus stops, parking lots, parking spaces and details) and the live-action photo;
(2) Logo layer (g_p_sign): the attribute input and editing of the traffic sign comprises the type, specification, display position, layout content, coordinate coding, value, installation time, installation units, installation mode (one supporting structure is provided with a plurality of signs in parallel and comprises installation quantity and arrangement sequence), rod type, installation position and live-action photo of the sign;
(3) The mark pattern layer (g_l_marking): the attribute input and editing of the traffic marking comprise marking functions, classification, quantity, materials, marking time, next marking time, marking units, marking funds, service life and live-action photos;
(4) Guardrail layer (g_l_guardril): the attribute input, editing and the like of the traffic isolation guardrail comprise an installation place, an installation position, an installation time, an installation unit, a specification model, a material, a length, a value and a live-action photo of the guardrail;
(5) Signal lamp layer (g_p_ TRAFFICLINGHT): the lamp group, the rod piece, the pipeline attribute input, the editing and the like comprise the intersection type, the installation time, the installation mode, the installation quantity, the arrangement sequence, the rod piece type, the pipeline drawing, the coding and the live-action photo of the signal lamp installation;
(6) Signal layer (g_p_utc): attribute input, editing and the like of the signal controller, including brands, models, installation time, installation units, power supply access and live-action photos;
(7) Electronically monitored layer (g_p_electronically protected): attribute input, editing and the like of the electronic snapshot equipment, wherein the attribute input, editing and the like comprise brand models, installation places, installation modes, installation time, installation units, IDs, coordinate codes and live-action photos;
(8) Bayonet layer (G_P_ELECTRONCTONITONG): attribute input, editing and the like of the bayonet monitoring equipment, wherein the attribute input, editing and the like comprise brand models, installation places, installation modes, installation time, installation units, IDs, coordinate codes and live-action photos;
(9) Electron-induced screen layer (g_p_eb): attribute input, editing and the like of the electronic induction screen, including brand models, installation places, installation modes, installation time, installation units, coordinate codes and live-action photos;
s3, modeling traffic facility data:
firstly, purchasing a road network map of a city needing to collect data, and using the road network map as an input layer of system road management layer data and as a basis for collecting and modeling other facility data so as to combine a GIS electronic map and road traffic facility points; creating each layer and attribute of the traffic facilities by ArcCatalog software in ArcGisForsktop, wherein the layers of traffic signs, rods, signal lamps, annunciators, electronic guidance screens, electronic police, bus stations and the like are dot pattern layers, the layers of road networks, traffic marking lines, guardrails, green belts and the like are line pattern layers, parking spaces, lakes, reservoirs and the like are surface layers, each layer is created in the same '. Mdb' format file, different field formats are selected for different attributes, text formats can be selected for material attributes of marking lines, and Date formats can be selected for time attribute of marking; after each layer attribute is created, then an ArcMAp is used for opening the created mdb file, various symbol types of traffic signs, marks and bars are manufactured according to national standards of GB5768-2009 road traffic signs and marks and content analysis, and symbol types of other traffic facilities are manufactured according to the national standards;
the collection of the traffic facility information management system data is divided into space data collection and attribute data collection, and a WGS84 coordinate system is adopted in the GIS data electronic map.
(1) Spatial data acquisition: the collection of the space data of the traffic facility information management system mainly depends on the ArcMAP software, the subsidiary traffic facilities on the road are expanded and edited by the ArcMAP software on the basis of the existing road network map through the hundred-degree map street view, the data modeling of the traffic facilities is carried out, the installation positions, the direction angles and the quantity of the traffic facility models are the same as those in reality,
(2) And (3) collecting attribute data: the attribute data information of the traffic facility information management system is mainly provided by traffic police departments, and then attribute columns of a traffic facility data model are opened through an Arcmap to be filled in;
s4, coding management:
after the data acquisition and modeling of the traffic facility information management system are completed, unique coordinate coding management is carried out on all traffic signs, signal lamps, electronic monitoring, induction screens and the like in the whole city, and codes are sprayed on field objects. Before the code is sprayed to the traffic facilities, a coded thematic map is firstly provided, and then people are dispatched to spray on site according to the coded thematic map.
Further, the thematic map includes district thematic map, road thematic map, marking thematic map, mark thematic map, signal lamp thematic map, and guardrail thematic map.
Further, the attributes of the traffic facility data model include the material quality, the marking time, the state, the installation time of the sign and the specification model of the sign.
Further, the traffic facilities comprise traffic marking lines, signs, rods, guardrails, signal lamps and green belts on roads.
Compared with the prior art, the invention has the advantages and positive effects that:
the GIS-based traffic facility information management system is used as an effective technical means for relieving the modern urban traffic problem, and can collect, store, retrieve, model, analyze and output traffic facility space data. The platform for constructing the traffic facility information management system by using the GIS technology not only can provide a visual effect for traffic information and display, query and statistics of various traffic information based on the geographic position of the traffic information, but also can provide support on spatial attributes for deep mining and subsequent information service and auxiliary decision of the traffic information
Although the introduction of the GIS technology enables traffic facility management to develop towards more visualization, informatization and convenience, most of queries are based on two-dimensional space, only queries in individual areas are three-dimensional, and it can be expected that three-dimensional space queries will be a new trend of GIS application in traffic field, and the acquisition and modeling of data of future traffic facility information management systems should be mainly based on three-dimensional space data.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of an architecture of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, modifications, equivalents, improvements, etc., which are apparent to those skilled in the art without the benefit of this disclosure, are intended to be included within the scope of this invention.
The road traffic facility information management system based on GIS shown in figure 1 comprises a system operation management center, a wireless machine room, a wireless base station and a mobile OA terminal;
the system operation management center comprises a traffic police team intelligent traffic private network, wherein the traffic police team intelligent traffic private network is connected with a command center server for managing command personnel of the command center, a plurality of equipment manager servers for managing equipment managers and a plurality of core servers, and a firewall is arranged at the outlet end of the system operation management platform; the wireless machine room comprises a router, an SMS (short message service) module, an SGSN (serving GPRS support node) module and a GGSN module;
the mobile OA terminal is in communication connection with the wireless base station through the GPRS satellite, the wireless base station is in communication connection with a wireless machine room, and the wireless machine room is in communication connection with a system operation management center through a data line.
Further, the system operation management center is in a B/S structure mode.
Further, the invention also provides a modeling method of the road traffic facility information management system, which comprises the following steps:
s1, traffic facility data acquisition:
the traffic facility data is the basis of a traffic facility information management system, and the data acquisition and modeling of the traffic facility information management system plays an important role in realizing the functions of the traffic facility information management system:
(1) Implementation of the planning scheme management function: the system automatically adds various facilities to the current map according to the traffic facility planning scheme input by the user, and the intelligent analysis planning scheme is scientific and reasonable; by being compatible with other management systems, data is imported to carry out simulation analysis and research and judgment, and traffic facilities are scientifically set; the system automatically counts the number of facilities and budget of the planning scheme;
(2) Implementation of various thematic map generation functions: the system can generate various thematic maps according to traffic facility data input by a user, distinguish statistical results of various traffic facilities on a map according to the statistical data by colors, and automatically generate statistical maps and reports;
(3) Realization of intelligent early warning function: for traffic facilities with service life, maintenance plans and other plans, the system automatically detects whether the service life or the maintenance life is reached to perform the early warning of the service life or the early warning of the maintenance; the accident information system data is imported to perform accident early warning on accident multiple road sections and accident black spots;
(4) Implementation of query statistics analysis function: various types of query statistics can be performed after the data acquisition and entry of the traffic facility information management system: selecting jurisdictions of all levels, carrying out regional statistical analysis, and inquiring and statistically analyzing the traffic facility setting conditions of jurisdictions of the levels; after the road is selected, carrying out road statistical analysis, inquiring and analyzing the road traffic facility setting condition; after drawing polygons on the map, carrying out carefully chosen statistical analysis, and inquiring and statistically analyzing the facility conditions in the area;
counting the number of types according to the types of the traffic facilities, and inquiring and counting the number of the corresponding traffic facilities; in a certain area, asset statistics can be carried out, and the total asset value of facilities in the selected area of the space or the required funds for updating and replacing can be inquired and counted; through setting the combination condition, the condition setting statistics can be carried out, and the appointed items of the statistics are inquired, such as traffic accident damage isolation bars and traffic signal lamp phase timing adjustment records in the appointed time period;
s2, classifying the traffic facility data layers:
the acquisition and updating of system data are key to the construction and effective implementation of the system, and the urban road traffic facility data are huge and complex, so the traffic facility data are classified by layer attribute before data acquisition;
(1) ROAD network layer (g_l_roadl): the attribute input and editing of the road comprises the number of the road, the road surface material, the design speed per hour, the design flow, the length width, the classification, the number of lanes, the type of lanes, the isolation mode, the road accessory facilities (bus stops, parking lots, parking spaces and details) and the live-action photo;
(2) Logo layer (g_p_sign): the attribute input and editing of the traffic sign comprises the type, specification, display position, layout content, coordinate coding, value, installation time, installation units, installation mode (one supporting structure is provided with a plurality of signs in parallel and comprises installation quantity and arrangement sequence), rod type, installation position and live-action photo of the sign;
(3) The mark pattern layer (g_l_marking): the attribute input and editing of the traffic marking comprise marking functions, classification, quantity, materials, marking time, next marking time, marking units, marking funds, service life and live-action photos;
(4) Guardrail layer (g_l_guardril): the attribute input, editing and the like of the traffic isolation guardrail comprise an installation place, an installation position, an installation time, an installation unit, a specification model, a material, a length, a value and a live-action photo of the guardrail;
(5) Signal lamp layer (g_p_ TRAFFICLINGHT): the lamp group, the rod piece, the pipeline attribute input, the editing and the like comprise the intersection type, the installation time, the installation mode, the installation quantity, the arrangement sequence, the rod piece type, the pipeline drawing, the coding and the live-action photo of the signal lamp installation;
(6) Signal layer (g_p_utc): attribute input, editing and the like of the signal controller, including brands, models, installation time, installation units, power supply access and live-action photos;
(7) Electronically monitored layer (g_p_electronically protected): attribute input, editing and the like of the electronic snapshot equipment, wherein the attribute input, editing and the like comprise brand models, installation places, installation modes, installation time, installation units, IDs, coordinate codes and live-action photos;
(8) Bayonet layer (G_P_ELECTRONCTONITONG): attribute input, editing and the like of the bayonet monitoring equipment, wherein the attribute input, editing and the like comprise brand models, installation places, installation modes, installation time, installation units, IDs, coordinate codes and live-action photos;
(9) Electron-induced screen layer (g_p_eb): attribute input, editing and the like of the electronic induction screen, including brand models, installation places, installation modes, installation time, installation units, coordinate codes and live-action photos;
s3, modeling traffic facility data:
firstly, purchasing a road network map of a city needing to collect data, and using the road network map as an input layer of system road management layer data and as a basis for collecting and modeling other facility data so as to combine a GIS electronic map and road traffic facility points; creating each layer and attribute of the traffic facilities by ArcCatalog software in ArcGisForsktop, wherein the layers of traffic signs, rods, signal lamps, annunciators, electronic guidance screens, electronic police, bus stations and the like are dot pattern layers, the layers of road networks, traffic marking lines, guardrails, green belts and the like are line pattern layers, parking spaces, lakes, reservoirs and the like are surface layers, each layer is created in the same '. Mdb' format file, different field formats are selected for different attributes, text formats can be selected for material attributes of marking lines, and Date formats can be selected for time attribute of marking; after each layer attribute is created, then an ArcMAp is used for opening the created mdb file, various symbol types of traffic signs, marks and bars are manufactured according to national standards of GB5768-2009 road traffic signs and marks and content analysis, and symbol types of other traffic facilities are manufactured according to the national standards;
the collection of the traffic facility information management system data is divided into space data collection and attribute data collection, and a WGS84 coordinate system is adopted in the GIS data electronic map.
(1) Spatial data acquisition: the collection of the space data of the traffic facility information management system mainly depends on the ArcMAP software, the subsidiary traffic facilities on the road are expanded and edited by the ArcMAP software on the basis of the existing road network map through the hundred-degree map street view, the data modeling of the traffic facilities is carried out, the installation positions, the direction angles and the quantity of the traffic facility models are the same as those in reality,
(2) And (3) collecting attribute data: the attribute data information of the traffic facility information management system is mainly provided by traffic police departments, and then attribute columns of a traffic facility data model are opened through an Arcmap to be filled in;
s4, coding management:
after the data acquisition and modeling of the traffic facility information management system are completed, unique coordinate coding management is carried out on all traffic signs, signal lamps, electronic monitoring, induction screens and the like in the whole city, and codes are sprayed on field objects. Before the code is sprayed to the traffic facilities, a coded thematic map is firstly provided, and then people are dispatched to spray on site according to the coded thematic map.
Further, the thematic map includes district thematic map, road thematic map, marking thematic map, mark thematic map, signal lamp thematic map, and guardrail thematic map.
Further, the attributes of the traffic facility data model include the material quality, the marking time, the state, the installation time of the sign and the specification model of the sign.
Further, the traffic facilities comprise traffic marking lines, signs, rods, guardrails, signal lamps and green belts on roads.
Compared with the prior art, the invention has the advantages and positive effects that:
the GIS-based traffic facility information management system is used as an effective technical means for relieving the modern urban traffic problem, and can collect, store, retrieve, model, analyze and output traffic facility space data. The platform for constructing the traffic facility information management system by using the GIS technology not only can provide a visual effect for traffic information and display, query and statistics of various traffic information based on the geographic position of the traffic information, but also can provide support on spatial attributes for deep mining and subsequent information service and auxiliary decision of the traffic information
Although the introduction of the GIS technology enables traffic facility management to develop towards more visualization, informatization and convenience, most of queries are based on two-dimensional space, only queries in individual areas are three-dimensional, and it can be expected that three-dimensional space queries will be a new trend of GIS application in traffic field, and the acquisition and modeling of data of future traffic facility information management systems should be mainly based on three-dimensional space data.
Claims (6)
1. A modeling method of a road traffic facility information management system based on GIS is characterized by comprising the following steps: the modeling method comprises the following steps:
s1, traffic facility data acquisition:
the traffic facility data is the basis of a traffic facility information management system, and the data acquisition and modeling of the traffic facility information management system plays an important role in realizing the functions of the traffic facility information management system:
(1) Implementation of the planning scheme management function: the system automatically adds various facilities to the current map according to the traffic facility planning scheme input by the user, and the intelligent analysis planning scheme is scientific and reasonable; by being compatible with other management systems, data is imported to carry out simulation analysis and research and judgment, and traffic facilities are scientifically set; the system automatically counts the number of facilities and budget of the planning scheme;
(2) Implementation of various thematic map generation functions: the system can generate various thematic maps according to traffic facility data input by a user, distinguish statistical results of various traffic facilities on a map according to the statistical data by colors, and automatically generate statistical maps and reports;
(3) Realization of intelligent early warning function: for traffic facilities with service life, maintenance plans and other plans, the system automatically detects whether the service life or the maintenance life is reached to perform the early warning of the service life or the early warning of the maintenance; the accident information system data is imported to perform accident early warning on accident multiple road sections and accident black spots;
(4) Implementation of query statistics analysis function: various types of query statistics can be performed after the data acquisition and entry of the traffic facility information management system: selecting jurisdictions of all levels, carrying out regional statistical analysis, and inquiring and statistically analyzing the traffic facility setting conditions of jurisdictions of the levels; after the road is selected, carrying out road statistical analysis, inquiring and analyzing the road traffic facility setting condition; after drawing polygons on the map, carrying out carefully chosen statistical analysis, and inquiring and statistically analyzing the facility conditions in the area;
counting the number of types according to the types of the traffic facilities, and inquiring and counting the number of the corresponding traffic facilities; in a certain area, asset statistics can be carried out, and the total asset value of facilities in the selected area of the space or the funds required for replacement are inquired and counted; through setting the combination condition, the condition setting statistics can be carried out, and the appointed items of the statistics are inquired, such as traffic accident damage isolation bars and traffic signal lamp phase timing adjustment records in the appointed time period;
s2, classifying the traffic facility data layers:
the acquisition and updating of system data are key to the construction and effective implementation of the system, and the urban road traffic facility data are huge and complex, so the traffic facility data are classified by layer attribute before data acquisition;
(1) Road network layer: the attribute input and editing of the road comprise the number of the road, the road surface material, the design speed per hour, the design flow, the length width, the grading, the number of lanes, the type of lanes, the isolation mode, the road accessory facilities and the live-action photo;
(2) Marking a layer: the attribute input and editing of the traffic sign comprise the type, specification, display position, layout content, coordinate coding, value, installation time, installation units, installation modes, rod type, installation position and live-action photo of the sign;
(3) Marking layer: the attribute input and editing of the traffic marking comprise marking functions, classification, quantity, materials, marking time, next marking time, marking units, marking funds, service life and live-action photos;
(4) Guardrail layer: the attribute input and editing of the traffic isolation guardrail comprises the installation place, the installation position, the installation time, the installation unit, the specification model, the material, the length, the value and the live-action photo of the guardrail;
(5) Signal lamp layer: the lamp group, the rod piece and the pipeline attribute are recorded and edited, and the lamp group, the rod piece and the pipeline attribute comprise the intersection type, the installation time, the installation mode, the installation quantity, the arrangement sequence, the rod piece type, the pipeline drawing, the code and the live-action photo of the installation of the signal lamp;
(6) Signaling machine layer: the attribute input and editing of the signal controller comprise brands, models, installation time, installation units, power supply access and live-action photos;
(7) Electronic monitoring layer: attribute input and editing of electronic snapshot equipment, wherein the attribute input and editing comprises brand models, installation places, installation modes, installation time, installation units, IDs, coordinate codes and live-action photos;
(8) Bayonet pattern layer: attribute input and editing of the bayonet monitoring equipment comprise brand models, installation places, installation modes, installation time, installation units, IDs, coordinate codes and live-action photos;
(9) Electron-induced screen layer: the attribute input and editing of the electronic induction screen comprises brand type, installation place, installation mode, installation time, installation unit, coordinate code and live-action photo;
s3, modeling traffic facility data:
firstly, purchasing a road network map of a city needing to collect data, and using the road network map as an input layer of system road management layer data and as a basis for collecting and modeling other facility data so as to combine a GIS electronic map and road traffic facility points; creating a traffic facility data layer and attributes by ArcCatalog software in ArcGisForsktop, wherein traffic signs, rods, signal lamps, annunciators, electronic guidance screens, electronic police and bus station layers are dot pattern layers, road networks, traffic marking lines, guardrails and green belt layers are line pattern layers, parking spaces, lakes and reservoirs are surface layers, each layer is created in the same '. Mdb' format file, different field formats are selected for different attributes, text formats can be selected for material attributes of marking lines, and Date formats can be selected for time attribute application; after each layer attribute is created, then an ArcMAp is used for opening the created mdb file, various symbol types of traffic signs, marks and bars are manufactured according to national standards of GB5768-2009 road traffic signs and marks and content analysis, and symbol types of other traffic facilities are manufactured according to the national standards;
the acquisition of traffic facility information management system data is divided into spatial data acquisition and attribute data acquisition, and a WGS84 coordinate system is adopted in a GIS data electronic map;
(1) Spatial data acquisition: the collection of the space data of the traffic facility information management system mainly depends on the ArcMAP software, the subsidiary traffic facilities on the road are expanded and edited by the ArcMAP software on the basis of the existing road network map through the hundred-degree map street view, the data modeling of the traffic facilities is carried out, the installation positions, the direction angles and the quantity of the traffic facility models are the same as those in reality,
(2) And (3) collecting attribute data: the attribute data information of the traffic facility information management system is mainly provided by traffic police departments, and then attribute columns of a traffic facility data model are opened through an Arcmap to be filled in;
s4, coding management:
after the data acquisition and modeling of the traffic facility information management system are completed, carrying out unique coordinate coding management on all traffic signs, signal lamps, electronic monitoring and induction screens in the whole city, and spraying codes on field objects; before the code is sprayed to the traffic facilities, a coded thematic map is firstly provided, and then people are dispatched to spray on site according to the coded thematic map.
2. The modeling method of claim 1, wherein: the thematic map comprises a district thematic map, a road thematic map, a marking thematic map, a sign thematic map, a signal lamp thematic map and a guardrail thematic map.
3. The modeling method of claim 1, wherein: the attributes of the traffic facility data model comprise the material quality, the marking time, the state, the installation time of the mark and the specification model of the mark.
4. The modeling method of claim 1, wherein: the traffic facilities comprise traffic marking lines, marks, rods, guardrails, signal lamps and green belts on roads.
5. A road traffic facility information management system based on GIS, the road traffic facility information management system being based on the modeling method of any one of claims 1 to 4, characterized in that: the system comprises a system operation management center, a wireless machine room, a wireless base station and a mobile OA terminal;
the system operation management center comprises a traffic police team intelligent traffic private network, wherein the traffic police team intelligent traffic private network is connected with a command center server for command personnel to manage, a plurality of equipment manager servers for equipment manager to manage and a plurality of core servers, and a firewall is arranged at the outlet end of the system operation management platform; the wireless machine room comprises a router, an SMS (short message service) module, an SGSN (serving GPRS support node) module and a GGSN module;
the mobile OA terminal is in communication connection with the wireless base station through the GPRS satellite, the wireless base station is in communication connection with a wireless machine room, and the wireless machine room is in communication connection with a system operation management center through a data line.
6. The GIS-based road transportation facility information management system of claim 5, wherein: the system operation management center is in a B/S structure mode.
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