KR102443450B1 - MANAGING SERVER FOR FACILITY DETERIORATION MAP BASED ON GIS(geogrphic information system) AND METHOD PREDICTING THEREOF - Google Patents

Abstract

According to an embodiment of the present invention, a system for managing a deterioration map based on spatial information, comprises: a living infrastructure database stored with basic information on a facility associated with a living infrastructure; a spatial information database stored with spatial information on the facility; a deterioration calculating unit for determining a part of the basic information as a deterioration effect factor in accordance with whether a deterioration inspection on a specific facility is the first time, with respect to the specific facility, and calculating the deterioration on the specific facility using the ratio of the remaining lifespan to durable years in accordance with the different deterioration effect factors; and a deterioration visualization unit for displaying and visualizing the deterioration calculated by the deterioration calculating unit on the spatial information for the specific facility. Therefore, an integrated maintenance plan for various facilities can be supported.

Description

Spatial information-based aging map management server and aging prediction method

The present invention relates to a spatial information-based aging map management server and an aging prediction method, and more specifically, a spatial information-based aging map management server and It is about a method of predicting old age.

The aging of domestic infrastructure is expected to increase rapidly by 2030. In fact, as of 2018, the ratio of type 1 and 2 facilities was 15.5%, but it is predicted to increase to 38.3% by `28.

In addition, if three types of facilities are included, the number and the acceleration of aging can be accelerated. Accordingly, the government implemented the "Basic Act on Sustainable Infrastructure Management (Enacted in Dec. 18, Enacted in `20.1)" and "Comprehensive Measures for Sustainable Infrastructure Safety Reinforcement (19.6, jointly with related ministries)" to preemptively maintain and manage aging infrastructure. want to switch

For such aging maintenance, it is necessary to establish a maintenance plan and budget plan by evaluating the degree of aging at an appropriate time and in an appropriate way.

In particular, in order to increase the accuracy of the aging evaluation, it varies according to the evaluation time, method, item, location, and characteristics of facilities. In fact, it can be very easy in terms of accuracy to identify the deteriorated parts by visually observing the facilities as the most reliable method of evaluating the deterioration, but this corresponds to a maintenance operation in a post-response manner.

Prior art 1 is a technology for predicting deterioration by using evaluation information such as precise safety diagnosis and detailed inspection results of bridges. Prior art 2 is a technology that provides a long-term asset management strategy and short-term asset management plan by performing a service level evaluation for a specific bridge. Prior art 3 provides a cross-asset management decision-making system for infrastructure that can determine maintenance priorities through service level evaluation. Prior Art 4 provided a system and method for evaluating the performance of infrastructure for evaluating facility performance indicators and comprehensively judging various facilities using the results of on-site investigation or inspection. Prior art 5 is a technology for setting the damage level and performing asset management based on the actual utilization of road assets.

The above prior art 1 and 2 is a technology specific to a bridge, and the prior art 5 is a technology for a road. The present invention is intended for living infrastructure facilities such as bridges, water and sewage systems, roads, and buildings. All of the prior art techniques (prior art 1 to 5) were configured based on the evaluation information performed afterwards.

The above prior art was able to know the current state (ie, the degree of deterioration) through the state inspection of the facility.

Prior Document 1: Korean Patent Registration No. 10-0547874, bridge maintenance plan establishment and aging prediction method for life cycle cost estimation Prior Document 2: Korean Patent Registration 10-1049405, Bridge Asset Management System Prior Document 3: Korean Patent Registration 10-1429219, Cross-Asset Management Decision Making System for Infrastructure Prior Document 4: 10-1705247, infrastructure performance evaluation system and method therefor Prior literature 5: 10-1698185, Priority decision support method through utilization-based road asset management

It is an object of the present invention to provide a spatial information-based aging map management server and an aging prediction method that can evaluate the deterioration of a facility by reflecting basic information and spatial information about the facility.

Another object of the present invention is to provide a spatial information-based aging map management server and an aging prediction method that can support a maintenance plan by determining a management priority according to the degree of deterioration of a facility.

In addition, the present invention utilizes the developed aging map to predict the degree of aging using limited information for each facility, quantitatively determine the degree of aging, and visually determine which area of the facility is aging. An object of the present invention is to provide a spatial information-based aging map management server and aging prediction method.

In addition, the present invention provides a spatial information-based aging map management server and aging prediction method so that the maintenance subject of each facility can be expected to be able to systematically establish a maintenance plan by utilizing visual and quantitative information on the degree of aging. aims to provide

The objects of the present invention are not limited to the above-mentioned objects, and other objects and advantages of the present invention not mentioned may be understood by the following description, and will be more clearly understood by the examples of the present invention. It will also be readily apparent that the objects and advantages of the present invention may be realized by the means and combinations thereof indicated in the appended claims.

A spatial information-based aging map management system for achieving this purpose is a living infrastructure database in which basic information on facilities related to living infrastructure is stored, a spatial information database in which spatial information about the facilities is stored, and the above information for specific facilities. Some of the basic information is determined as a factor influencing the degree of aging depending on whether the inspection of the degree of aging for a specific facility is the first, and the ratio of the remaining life to the useful life according to the different factors influencing the degree of aging is used to determine the specific facility It includes a degree of aging calculation unit for calculating the degree of aging for the facility, and a degree of aging visualization unit for visualizing the degree of aging calculated by the degree of aging calculation unit in the spatial information for the specific facility.

In addition, the spatial information-based aging map management method executed in the spatial information-based aging map management server for achieving this purpose includes the steps of checking whether the degree of aging of the specific facility is checked for a specific facility, according to the verification result Determining some of the basic information as aging factors in the living infrastructure database in which basic information about facilities related to living infrastructure is stored, remaining life compared to adjusted service life according to the different aging factors calculating the degree of deterioration for the specific facility by using the ratio of and displaying and visualizing the calculated old age.

Meanwhile, since the description of the technology disclosed in the present specification is merely an embodiment for structural or functional description, the scope of the disclosed technology should not be construed as being limited by the embodiment described in the text. That is, since the embodiment may have various changes and may have various forms, it should be understood that the scope of the disclosed technology includes equivalents capable of realizing the technical idea. In addition, since the object or effect presented in the disclosed technology does not mean that a specific embodiment should include all of them or only such effects, it should not be understood that the scope of the disclosed technology is limited thereby.

In addition, the meaning of the terms described in the present invention should be understood as follows. Terms such as “first” and “second” are for distinguishing one component from another, and the scope of rights should not be limited by these terms. For example, a first component may be termed a second component, and similarly a second component may be termed a first component.

Furthermore, when it is mentioned that a certain element is "connected" to another element, it may be directly connected to the other element, but it should be understood that another element may exist in between. On the other hand, when it is mentioned that a certain element is "directly connected" to another element, it should be understood that the other element does not exist in the middle. On the other hand, other expressions describing the relationship between elements, that is, "between" and "between" or "neighboring to" and "directly adjacent to", etc., should be interpreted similarly.

The singular expression is to be understood as including the plural expression unless the context clearly dictates otherwise, and terms such as "comprises" or "have" refer to the specified feature, number, step, action, component, part or these It is intended to indicate that a combination exists, and it should be understood that it does not preclude the possibility of the existence or addition of one or more other features or numbers, steps, operations, components, parts, or combinations thereof.

According to the present invention as described above, there is an advantage that the deterioration of the facility can be evaluated by reflecting basic information and spatial information about the facility.

In addition, according to the present invention, there is an advantage in that it is possible to support an integrated maintenance management plan for various facilities by determining the management priority according to the degree of deterioration of the facilities.

In addition, according to the present invention, by using the developed aging map, it is possible to predict the degree of aging using limited information for each facility, quantitatively determine the degree of aging, and visually determine which area of the facility is aging. There are advantages.

In addition, according to the present invention, there is an advantage that the maintenance subject of each facility can be expected to be able to systematically establish a maintenance plan by using visual and quantitative information on the degree of deterioration.

1 is a network configuration diagram illustrating a spatial information-based aging map management system according to an embodiment of the present invention.
2 is a block diagram illustrating an internal structure of a spatial information-based aging map management server according to an embodiment of the present invention.
3 is a flowchart illustrating an embodiment of a spatial information-based aging map management method according to the present invention.
FIG. 4 is an exemplary diagram for explaining the execution process of FIG. 3 .

Hereinafter, it will be described in more detail with reference to preferred embodiments to which the present invention pertains.

1 is a network configuration diagram illustrating a spatial information-based aging map management system according to an embodiment of the present invention.

Referring to FIG. 1 , the spatial information-based aging map management system includes a spatial information aging map management server 100 , an external server 200 , and user terminals 300_1 to 300_N.

The spatial information aging map management server 100 calculates and manages the aging for the specific facility using the ratio of the remaining life to the service life (Adjusted service life) according to different aging factors for the specific facility. to be.

The spatial information aging map management server 100 collects basic information and spatial information about facilities for evaluating the level of aging from the external server 200 in order to calculate the degree of aging for a specific facility, and provides a facility database 120 . to build

At this time, the facilities include bridges, water supply and sewerage systems, roads, and buildings, and basic information includes the year of construction of the facility, size (view diameter, extension, road width, etc.), location, traffic volume, period of use, etc. It may include an aerial image of a facility, a topography, a three-dimensional building, name information, administrative area information, and the like.

That is, the spatial information aging map management server 100 classifies the facilities for evaluating the level of aging by types such as bridges, tunnels, roads, water supplies, sewers, dams, retaining walls, and buildings, and then the basic information and The spatial information is stored in each of the water and sewage database 111 , the building information database 112 , and the road information database 113 by type.

At this time, some of the basic information for facilities stored in each of the water and sewage database 111, the building information database 112, and the road information database 113 may be used as different aging influencing factors, and the spatial information is the aging of each facility. It can be used to visualize the diagram.

In addition, the spatial information aging map management server 100 builds each of the water and sewage database 111 , the building information database 112 , and the road information database 113 , and then uses each facility-specific basic information and spatial information for each facility. Variable values are calculated for each period of use, current grade, completion year, and service life reflecting the environment and stored in the variable value database. In this case, the variable values for each facility use period, current grade, completion year, and environment-reflected useful life may be applied to an exponential function and used to calculate a new environment-reflected useful life.

First, the spatial information aging map management server 100 may calculate a variable value according to the usage period for each facility by reflecting the degree of association between the basic information and the spatial information.

In one embodiment, the spatial information aging map management server 100 calculates the aging weight of the construction material of the corresponding facility according to the topography and climate change and the amount of traffic, and reflects the aging weight in the use period to determine a variable according to the period of use value can be calculated.

For example, the spatial information aging map management server 100 determines the neutralization depth of concrete, which is a construction material of the facility, the surface strength of concrete, the concrete crack width, and the aging grade of the members constituting the facility according to the topography and climate change and the traffic volume. (i.e., the deflection of the member, the inclination of the member, etc.) calculates the aging weight of the building material depending on whether it corresponds to a predetermined reference value, and reflects the aging weight in the period of use to calculate the variable value according to the period of use have.

In the above example, the spatial information aging map management server 100 adds the aging weights such as the inclination of the member and the deflection of the member for each member constituting the facility, and then calculates the aging grade corresponding to the aging weight as the final facility. It is determined by the age rating of the members constituting the building. In this case, the members constituting the facility may include a floor plate, an abutment/pier, a foundation, a bridge support, an expansion joint, a bridge pavement, a drainage facility, and the like.

In another embodiment, the spatial information aging map management server 100 calculates the aging weight of the construction material of the facility according to the terrain and climate change and the traffic volume from the completion date to the current time, and adds the aging weight to the completion year. By reflecting this, it is possible to calculate the variable value according to the degree of completion.

The spatial information aging map management server 100 calculates the degree of deterioration for each facility using data stored in the facility database 120 .

First, the spatial information aging map management server 100 determines some of the basic information as aging factors influencing factors depending on whether the inspection of the degree of aging for the specific facility is the first for a specific facility, and the different degrees of aging Using the ratio of the remaining life to the service life (Adjusted service life) according to the influencing factor, the degree of deterioration of the specific facility is calculated.

In one embodiment, the spatial information aging map management server 100 determines the period of use among the basic information for a specific facility as an aging influence factor when the aging inspection is not the first for each facility, and corresponds to the aging influence factor. By applying the variable value to the exponential function, the useful life reflecting the new environment is calculated. Thereafter, the old age calculation unit 130 calculates the old age for the specific facility by using the service life reflecting the new environment and the current remaining life.

In the above embodiment, the spatial information aging map management server 100 reads a variable value corresponding to a period of use for a specific facility from the variable value database, and converts the variable value to an exponential function such as [Equation 1] below. It can be applied to calculate the useful life reflecting the new environment.

After that, the spatial information aging map management server 100 can calculate the aging by using the ratio of the current remaining life to the useful life of the new environment to which different aging influence factors are applied as shown in [Equation 2] below. have.

In another embodiment, when the spatial information aging map management server 100 is the first to check the aging level for each facility, the basic information about the specific facility, the spatial information, the completion date, and the previous environment reflection service life calculated at the time of the previous inspection The useful life reflecting the new environment is calculated by applying the corresponding variable value to the exponential function. Thereafter, the spatial information aging map management server 100 calculates the degree of deterioration of the specific facility by using the service life reflecting the new environment and the current remaining lifespan.

In the above embodiment, the spatial information aging map management server 100 calculates a variable value corresponding to the basic information about a specific facility, spatial information, the completion date, and the service life of a specific facility calculated at the time of the previous inspection in the variable value database and apply the variable value to an exponential function such as [Equation 1] to calculate the useful life reflecting the new environment.

Thereafter, the spatial information aging map management server 100 may calculate the degree of aging by using the ratio of the current remaining life to the useful life reflected in the new environment to which different aging influence factors are applied.

Finally, the spatial information aging map management server 100 adds the degree of aging calculated by the aging calculator to the spatial information on the specific facility among the spatial information stored in the spatial information database in which the spatial information on the facility is stored. can be displayed and visualized.

For example, green indicates a facility with a large remaining lifespan (close to 100%), and red indicates a facility with a short remaining lifespan, that is, a facility with a high degree of aging.

Accordingly, the spatial information aging map management server 100 may provide the aging information of the facility through the aging map according to the request of the user terminals 300_1 to 300_N so that the user can perform maintenance of the facility.

The user terminals 300_1 to 300_N are terminals owned by a user who accesses the spatial information aging map management server 100 and checks the aging map to perform maintenance of facilities. These user terminals 300_1 to 300_N may be implemented as smartphones, tablet PCs, notebook computers, desktops, and the like.

First, when the user terminals 300_1 to 300_N receive the search information input procedure from the spatial information aging map management server 100, the user terminals 300_1 to 300_N input facility information through the search information input procedure to the spatial information aging map management server 100. provided, it is possible to check the current grade, environmental grade, etc. for the facility from the spatial information aging map management server 100 .

2 is a block diagram illustrating an internal structure of a spatial information-based aging map management server according to an embodiment of the present invention.

Referring to FIG. 2 , the spatial information aging map management server 100 includes a database building unit 110 , a facility database 120 , an aging calculation unit 130 , a maintenance priority determining unit 140 , and a visualization unit ( 150) and a facility search unit 160 . In this case, the facility database 120 includes a water and sewage database 111 , a building information database 112 , and a road information database 113 .

The database building unit 110 builds the facility database 120 by collecting basic information and spatial information about facilities for evaluating the level of deterioration.

At this time, the facilities include bridges, water supply and sewerage systems, roads, and buildings, and basic information includes the year of construction of the facility, size (view diameter, extension, road width, etc.), location, traffic volume, period of use, etc. It may include an aerial image of a facility, a topography, a three-dimensional building, name information, administrative area information, and the like.

That is, the database construction unit 110 classifies the facilities for evaluating the level of deterioration by types such as bridges, tunnels, roads, water supplies, sewers, dams, retaining walls, and buildings, and then provides basic information and spatial information of the facilities classified by type. Each type is stored in the water and sewage database 111 , the building information database 112 , and the road information database 113 .

At this time, some of the basic information about the facilities stored in the water and sewage database 111, the other infrastructure information database 112, and the road information database 113 may be used as different aging influence factors, and the spatial information of each facility It can be used to visualize aging.

In addition, the database building unit 110 builds each of the water and sewage database 111 , the other infrastructure information database 112 , and the road information database 113 , and then uses each facility-specific basic information and spatial information for each facility-specific usage period. , calculate the variable values for each of the current grade, completion year, and service life reflecting the environment and store it in the variable value database.

In this case, the variable values for each facility use period, current grade, completion year, and environment-reflected useful life may be applied to an exponential function and used to calculate a new environment-reflected useful life.

First, the database building unit 110 may calculate a variable value according to the usage period for each facility by reflecting the degree of association between the basic information and the spatial information.

In one embodiment, the database building unit 110 calculates the aging weight of the building material of the corresponding building according to the topography and climate change and the amount of traffic, and calculates the variable value according to the usage period by reflecting the aging weight in the usage period can do.

For example, the database construction unit 110 determines the neutralization depth of concrete, which is a construction material of the facility, the surface strength of concrete, the concrete crack width, and the aging grade of the members constituting the building (that is, The aging weight of the construction material may be calculated depending on whether the deflection of the member, the inclination of the member, etc.) corresponds to a predetermined reference value, and a variable value according to the usage period may be calculated by reflecting the aging weight in the usage period.

In the above example, the database building unit 110 adds the aging weights such as the inclination of the member and the deflection of the member for each member constituting the corresponding facility, and then constructs the aging grade corresponding to the aging weight to form the final building. Determined by the aging grade of the member. In this case, the members constituting the facility may include a floor plate, an abutment/pier, a foundation, a bridge support, an expansion joint, a bridge pavement, a drainage facility, and the like.

In another embodiment, the database building unit 110 calculates the aging weight of the construction materials of the corresponding facility according to the topography and climate change and the traffic volume from the completion date to the present time, and reflects the aging weight in the completion date to complete the construction. Variable values can be calculated by year.

The old age calculator 130 calculates the old age for each facility by using the data stored in the facility database 120 .

First, the aging calculation unit 130 determines some of the basic information as the aging influence factor according to whether the inspection of the old age for the specific facility is the first for the specific facility, and the different aging influence factors By using the ratio of the remaining life to the service life (Adjusted service life) according to the calculation of the degree of deterioration for the specific facility.

In one embodiment, the aging calculation unit 130 determines the use period among basic information about a specific facility as an aging influence factor when the aging inspection is not the first for each facility, and a variable value corresponding to the aging influence factor is applied to the exponential function to calculate the useful life reflecting the new environment. Thereafter, the old age calculation unit 130 calculates the old age for the specific facility by using the service life reflecting the new environment and the current remaining life.

In the above embodiment, the old age calculation unit 130 reads a variable value corresponding to the period of use for a specific facility from the variable value database, and applies the variable value to an exponential function such as [Equation 1] to create a new environment Reflected useful life can be calculated.

[Equation 1]

X: current state,

Y: degradation rate according to environmental factors,

a, b: Variable values corresponding to factors affecting aging among basic information

Thereafter, the old age calculation unit 130 may calculate the old age by using the ratio of the current remaining life to the useful life reflected in the new environment to which different aging influence factors are applied as shown in [Equation 2].

[Equation 2]

In another embodiment, when the aging calculation unit 130 is the first to check the aging level for each facility, basic information about a specific facility, spatial information, completion date, and the service life corresponding to the previous environment reflection service life calculated at the time of previous inspection By applying the variable value to the exponential function, the useful life reflecting the new environment is calculated. Thereafter, the old age calculation unit 130 calculates the old age for the specific facility by using the service life reflecting the new environment and the current remaining life.

In the above embodiment, the old age calculation unit 130 reads out the variable value corresponding to the basic information, spatial information, the completion date, and the service life of a specific facility calculated at the time of the previous inspection from the variable value database, By applying the variable value to an exponential function such as [Equation 1], the useful life reflecting the new environment can be calculated.

Thereafter, the old age calculation unit 130 may calculate the old age by using the ratio of the current remaining life to the useful life reflected in the new environment to which different aging influence factors are applied.

The maintenance priority determining unit 140 determines the maintenance priority of the facility based on the calculated degree of deterioration of each facility, and performs the maintenance of the corresponding facility according to the maintenance priority.

The visualization unit 150 may display and visualize the degree of aging calculated by the degree of aging calculation unit on spatial information on the specific facility among spatial information stored in a spatial information database in which spatial information on the facility is stored. For example, it can be visualized so that green indicates a facility with a large remaining lifespan (close to 100%), and red indicates a facility with a short remaining lifespan, that is, a facility with a high degree of aging.

The facility search unit 160 provides a search information input procedure to the user terminals 300_1 to 300_N, and when receiving facility information through the search information input procedure, an aging map including the current rating for the facility, the environmental rating, etc. to provide.

3 is a flowchart illustrating an embodiment of a spatial information-based aging map management method according to the present invention. FIG. 4 is an exemplary diagram for explaining the execution process of FIG. 3 .

Referring to FIG. 3 , the spatial information-based aging map management server 100 checks whether or not to check the degree of aging of a specific facility for a specific facility (step S310 ).

The spatial information-based aging map management server 100 determines some of the basic information as aging factors in the living infrastructure database in which basic information on facilities related to living infrastructure is stored according to the confirmation result (step S320).

The spatial information-based aging map management server 100 calculates the degree of aging for the specific facility by using the ratio of the remaining life to the adjusted service life according to different aging factors (step S330).

In one embodiment for step S330, the spatial information-based aging map management server 100 exponentially functions the value of the variable corresponding to the period of use and the current grade among the basic information on the specific facility when the inspection of the specific facility is the first. can be applied to calculate the useful life reflecting the new environment, and the degree of deterioration of the specific facility can be calculated using the useful life reflecting the new environment and the current remaining life.

In one embodiment for step S340, the spatial information-based aging map management server 100 corresponds to the year of completion of the specific facility and the service life calculated at the time of previous inspection if the inspection of the specific facility is not the first time. By applying the value of the variable to the exponential function to calculate the useful life reflecting the new environment, it is possible to calculate the degree of deterioration of the specific facility by using the useful life reflecting the new environment and the previous current remaining life.

The spatial information-based aging map management server 100 displays the degree of aging on the spatial information on the specific facility among the spatial information stored in the spatial information database in which the spatial information on the facility is stored and visualizes it as shown in FIG. 4 (step S340). ).

Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art can variously modify and change the present invention within the scope without departing from the spirit and scope of the present invention as set forth in the claims below. You can do what you can do.

100: spatial information aging map management server;
110: database building unit;
111: sewer database,
112: building information database;
113: road information database
120: facility database;
130: old age calculation unit,
140: maintenance prioritization unit;
150: visualization unit,

Claims (8)

Database construction unit ( 110); and
Depending on whether the aging check for each facility is the first, in the variable value database, certain information among the basic information about a specific facility is determined as a factor affecting the aging, and after deriving the variable value corresponding to the factor influencing the aging, [Equation 1] applied to the exponential function to calculate the useful life reflecting the new environment to which different factors influencing the aging are applied, and the aging calculation unit ( 130); including;
[Equation 1]

Spatial information-based aging map management, characterized in that y means a deterioration rate according to environmental factors, a and b each mean a variable value corresponding to an aging influence factor among basic information, and X means a current state server.
According to claim 1,
The database building unit 110 is
Depending on the topography, traffic volume, and environmental factors, the aging weight is calculated according to whether the concrete neutralization depth of the facility, the concrete surface strength, the concrete crack width, and the aging grade of the members constituting the facility correspond to the predetermined reference values, and Spatial information-based aging map management server, characterized in that by reflecting the aging weight to calculate a variable value according to the period of use.
3. The method of claim 2,
The database building unit 110 is
It is characterized by summing each aging weight according to defects including deflection, cracking, and slope of each member constituting the facility, and then determining the aging grade corresponding to the aging weight as the aging grade of the member constituting the final facility Geospatial information-based aging map management server.
According to claim 1,
The database building unit 110 is
Classify facilities including bridges, tunnels, roads, water supply, sewerage, dams, retaining walls, and buildings by type, and collect basic information and spatial information of the classified facilities by type in the water and sewage database 111, building information database 112 and Stored in each of the road information database 113,
Some of the basic information of the stored facilities are used as factors affecting different aging, and spatial information is used to visualize the aging of each facility.
Calculate the aging weight for the members of the facility according to the period of use from the completion date to the present time, topography and traffic volume, current grade, service life reflecting the environment, and environmental factors, and reflect the aging weight in the completion year Spatial information-based aging map management server, characterized in that it calculates variable values according to
According to claim 1,
The old age calculator 130 is
Derive the variable values corresponding to the useful life of the previous environment reflected during the basic information, spatial information, completion date, and previous inspection, and apply the variable value to the exponential function of [Equation 1] to obtain the useful life reflecting the new environment Spatial information-based aging map management server, characterized in that for calculating.
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