JP2002146825A - Automatic selection system in civil engineering construction method and automatic selection method and server and data base used in method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an automatic selection system for civil engineering construction method capable of simply selecting a civil engineering construction method suitable for construction conditions at construction site in a short time. SOLUTION: A user connects a terminal unit with a server 1 for providing information through communication network to input data related to at least type of construction work, plan cross section of construction site, and plan conditions. The server 1 for providing information selects one or two or more civil engineering construction methods suitable for the input data based on civil engineering construction method selection data including data of precast concrete products stored in construction method selection database or data of a civil engineering construction method using the product and transmits the contents to the user's terminal unit.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic civil engineering method selection system and method for automatically selecting a civil engineering method suitable for construction conditions at a construction site, and a server and a database used in the method.

[0002]

2. Description of the Related Art For example, when a construction planner such as a national government or a local government plans civil engineering work for a retaining wall, a river, a culvert, a gutter, and the like, it is usual to first request a design consultant company or the like for a design. The design consultant company that received the request, together with the design drawings, selects one or more civil engineering methods that match the construction conditions at the construction site, and summarizes the details in the form of a construction method comparison table, etc. Submissions have been made.

[0003] In such a construction method comparison table, in addition to the cross-sectional view of a completed precast concrete product conforming to the construction method, the standard of the precast concrete product, and the like, the structure, workability, economy, and the like are displayed. You.

[0004]

However, there are many types of precast concrete products and civil engineering methods using the same as described above, and a design consultant company or the like grasps all products and methods. That is practically difficult. For this reason, the task of selecting an accurate civil engineering method suitable for the construction conditions at the construction target site is a little cumbersome, and the fact is that much work and time is spent on the work.

The present invention has been made in view of such circumstances, and has an automatic civil engineering method selection system capable of easily selecting a civil engineering method suitable for construction conditions at a construction site in a short time. It is another object of the present invention to provide an automatic selection method and a server and a database used in the method.

[0006]

The object of the present invention is to provide a server to which a user's terminal device is connected via a communication network, and data for selecting a civil engineering method including data of a precast concrete product or a civil engineering method using the product. And a server for storing one or more civil engineering methods adapted to data on at least the type of construction, the planned section of the construction site, and the planning conditions input by the user. The problem is solved by an automatic civil engineering method selection system, which is characterized in that a selection is made on the basis of the selection data and the contents of the selected civil engineering method are transmitted to a user terminal device.

According to this automatic selection system, when at least data relating to the type of construction, the plan section at the construction site, and the planning conditions are input by the user, the server transmits these input data based on the method selection data. Select one or more civil engineering methods that meet the requirements. Then, the contents of the selected civil engineering method are sent to the user's terminal device by the transmission means in the form of a comparison table or the like.
As described above, when the user inputs necessary data such as the type of construction, the civil engineering method is automatically selected, and the user can obtain the details.

In this civil engineering method selection system, the database stores data relating to the price of the civil engineering method, and the server responds to the request of the user based on the data relating to the price of the civil engineering method. A configuration may be adopted in which a price list for the construction method is created and transmitted to the user's terminal device. According to this configuration, the user can obtain not only the contents of the selected civil engineering method but also the price list of the civil engineering method.

In this civil engineering method selection system, the database stores catalog data of a precast concrete product or a civil engineering method using the product, and the server selects the selected civil engineering product in response to a user request. The construction method or the catalog data of the precast concrete product used for the construction method may be called from the database and transmitted to the user terminal device. According to this configuration, the user can obtain not only the contents of the selected civil engineering method but also a catalog of a precast concrete product or a method using the product.

Further, in the civil engineering method selection system, the database stores design data of a precast concrete product or a civil engineering method using the product, and the server selects the selected civil engineering product in response to a user request. The construction method or the design data of the precast concrete product used for the method may be called from the database and transmitted to the user's terminal device. According to this configuration, the user can obtain not only the contents of the selected civil engineering method but also design data of the precast concrete product or the method using the product.

[0011] Further, regarding a precast concrete product in which data is not stored in the database or a civil engineering method using the product, data sent from a user via a network can be newly stored in the database. Is also good. According to this configuration, the data of the precast concrete product or the construction method using the product stored in the database increases,
A more accurate civil engineering method is selected.

In this case, the data sent from the user may be added with data on whether or not the data can be provided to another user. Thereby, the intention of the user who provided the data can be respected.

In the civil engineering method selection system,
A configuration may be provided in which a file in which the usage status of the user is recorded is provided, and a usage fee is charged according to the usage status.
This allows the system to be paid.

Another object of the present invention is to provide a server to which a terminal device of a user is connected via a communication network, and to store data for selecting a civil engineering method including data of a precast concrete product or a civil engineering method using the product. The server prepares one or more civil engineering methods that match at least the type of construction, the planned section of the construction site, and the data on the planning conditions that are input by the user connected to the server. The present invention also solves the problem by an automatic selection method of a civil engineering method, wherein a selection is made based on the method selection data and the content is transmitted to a user terminal device.

In this method for automatically selecting a civil engineering method, a civil engineering method is automatically selected when a user inputs at least a construction type, a planned section at a construction site, and planning conditions.

Further, another one of the present invention is used for carrying out the automatic selection method of the civil engineering method, a server to which a user terminal device is connected via a communication network, a precast concrete product or a precast concrete product. The database contains data for civil engineering method selection, including data on civil engineering methods using products. The existence of these servers or databases enables the automatic selection of the civil engineering method.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. 1: Overall Description FIG. 1 is a configuration diagram conceptually showing a civil engineering method selection system according to an embodiment of the present invention.

In FIG. 1, reference numeral 1 denotes an information providing server. The information providing server 1 has a personal computer (hereinafter referred to as a PC) as a terminal device of a member who is a user.
21, a mobile PC 22, a facsimile machine 23 and the like can be connected via a communication network. In addition,
As a communication network, the Internet is used for PCs and mobile PCs, and a public telephone line is used for FAX. The information providing server 1 is connected to the Internet via a dedicated line.

The information providing server 1 has a database 3 as a storage medium. This database 3
Member database 31, Member access LOG database 32, Search condition program database 33
And a database 34 for a design support program.

The member database 31 is an information database in which each member registers as an initial member, and authenticates each member in this database. Member ID, password,
It is composed of data such as company name, location, telephone number, fax number, person in charge, mail address, and the like.

The member access LOG database 3
Reference numeral 2 denotes a database for storing LOG data used by each member using the present system. The database stores the number of times of use of paid services and the date and time in the present system, and collects and charges this information once a month, for example. The billing information is sent to each member at a later date by e-mail or the like.

Search condition program database 33
Stores a search condition program operated on the information providing server 1. This search condition program
Screen programs that prompt each member to input, programs for searching for products, and input values from users are judged,
It comprises a program for requesting a database server to be described later. Also, photo information and the like are stored.

Database 34 for design support program
Is a design support program that runs on the Web or has each member download and use it. Specifically,
A cross-sectional diagram design program, an assignment diagram design program, a stability calculation program creation program, and the like are stored.

Reference numeral 4 denotes a database server, which is connected to the information providing server 1 via a LAN. In response to a request from the information providing server 1, the database server 4 searches the database 5 as a storage medium of the database server 4, creates a spreadsheet such as a comparison table, and sends the information to the information providing server 1. Play the role of returning.

The database 5 in the database server 4 comprises a member transmission database 51 and a construction method selection database 52.

The member transmission database 51 temporarily stores information provided by members (catalog data, product characteristic data, design drawing data by CAD or the like). These data are collated with the existing data in the construction method selection database 52, and, if new data is stored, stored in the construction method selection database 52 and then deleted.
In this case, billing data is stored in the member access LOG database 32, and an information provision fee is paid to each member.

The construction method selection database 52 stores data for selecting a civil engineering method, and stores data of each precast concrete product, its catalog data, comparison table data, price table data, design drawing data, and the like. Searched by the database server 4.

In this embodiment, the reason why the database server 4 and the information providing server 1 are installed with different configurations is that only the information providing server 1 is required to process a huge amount of data in the construction method selecting database 52. This is because operation cannot be performed due to problems such as load. Of course, by increasing the server capacity, the database server 4 and the information providing server 1
May be configured by one server. Conversely, when the amount of data stored in the database server 4 increases, the database server 4 itself may be divided and configured to prevent a decrease in response and the like. 2: Description of Operation FIG. 2 is a block diagram showing transition of screens displayed on a user terminal device when a member accesses the system via the PC 21 or the like. The outline of the present system will be described with reference to FIG. 1. G1 is a screen of a homepage of an administrator of the system, and a screen G2 of a membership system homepage is called from the homepage screen.

In screen G2 of the membership system homepage,
By clicking a predetermined button, a transition is made to a new member registration screen G3 and a planned section input screen G5.

When a new member is registered on the new member registration screen G3, the screen changes to a member registration confirmation screen G4. As a result, newly registered members can receive the service of this system.

On the other hand, in the input screen G5 of the planned section,
When the user inputs a predetermined plan section, the screen transits to a plan condition input screen G6, and further follows a predetermined procedure to sequentially transit to a suitable method selection screen G7 and a method comparison display screen G8. You can know the contents of the construction method.

Further, the user sets the method comparison display screen G8
By clicking a predetermined button, a display screen G9 of a construction method price spread sheet, a display screen G10 of a product catalog file, a display screen G11 of a product CAD design data, a display screen G12 of a stability calculation spreadsheet, a structural calculation Screen G1 of the book spreadsheet
3 respectively, the user can know the contents of the construction method price table, product catalog, product CAD design data, stability calculation report, and structural calculation report.

Further, on the planned section input screen G5,
By clicking a predetermined button, a data transmission screen G14 from the member and a transmission screen G of the design support program are displayed.
Transition is made to 15.

Hereinafter, detailed operations will be described step by step. 2-1: Connection Each member first connects to the Internet and displays the homepage # of the administrator of the system on the screen of the PC 21.
FIG. 3 shows a homepage screen G1. 2-2: Membership homepage The homepage screen G1 of FIG. 3 includes buttons for product information and company information of the system operating company as the administrator,
A “membership HP” button 101 is provided. When the “membership HP” button 101 is clicked, a screen G2 of the membership homepage shown in FIG. 4 is displayed.

On this screen, the existing member inputs a member ID and a password, and clicks a "start service" button 102 to display a planned section input screen G5.
Non-members click the member registration button 103 on this screen. Then, a new member registration screen G3 of FIG. 5 is displayed. 2-3: New Member Registration When requesting new member registration, check the system license agreement etc. shown on the screen G3 in FIG. 5 and check the consent, and confirm the company name, address, business type (selection), Phone number, FA
After inputting the X number, the name of the person in charge, the E-mail address, etc., the user clicks a “register” button 104. The input data is sent to the information providing server 1, which checks the contents.
Register to 1. Then, a member ID and a password are issued, and a member registration confirmation screen G4 shown in FIG. 6 is displayed.

If the input data is incomplete or registered, an error message is displayed on this screen.
Prompt for re-entry. 2-4: New Member Registration Confirmation As described above, a newly registered member displays a member ID and a password on the member registration confirmation screen G4.
Thereafter, each member can use this system service with this member ID and password.

When the "membership homepage" button 105 on the membership registration confirmation screen in FIG. 6 is clicked, the screen returns to the membership system homepage screen G2 in FIG.

A member who forgets the member ID and password makes a telephone inquiry to the administrator of the present system. 2-5: How to use each service Each member is screen G2 (Fig. 4) of the aforementioned membership system homepage.
, Enter the member ID and password, and click the “Start Service” button 102. The member ID and the password are sent to the information providing server 1.

The information providing server 1 authenticates the transmitted member ID and password, and if there is no problem, displays the planned section input screen G5 of FIG.

If the authentication by the member ID and the password is not possible, an error message is displayed on the screen of the member-only homepage to urge the user to input again.

Thereafter, the service of the present system is started. 2-6: Input of Plan Section Now, each member clicks the type of work (also referred to as work type) for which information is desired to be obtained from the work type button 106 on the left of this screen G5 based on the work plan floor plan. Select by. In this embodiment, the construction types are "retaining wall" and "river".
Although "underdrain", "gutter", "sewage", "house", and "special" are mentioned, they are not limited to these, and other construction types may be mentioned. For example, when the "retaining wall" button 106a is clicked, a sectional view input section for inputting a retaining wall product is displayed on the screen. Each member inputs a plan sectional view on this screen using a mouse.

FIG. 7 is a sectional view of the present situation, for example, a sectional view of a construction for expanding a road. Next, the cross section of the embankment part of a part of the plan view is input using the mouse. Is the planned section.

It should be noted that the input of the current section and the planned section need not necessarily be performed on the screen, but the section described on a separate sheet may be read by a scanner. I just need. In order to identify the planned section, at least the height and gradient of the section are necessary as data, so input data such as height along with the planned section, and scale scale is displayed on the screen, and based on this scale, A configuration for inputting a cross section may be adopted. In this embodiment, a planning condition input screen G6 described later is used.
, The height and gradient of the planned section are to be input.

When the "Next" button 107 is clicked upon completion of the input, a plan condition input screen G6 shown in FIG.
Is displayed. To clear the input, the "clear section" button 108 is used, and to clear the input, the "construction section clear" button 109 is used.

The contents of the "send member data" button 110 and the "design program" button 111 on the left side of the planned section input screen G5 are different from the series of construction method selection services and will be described later. . 2-7: Input of Planning Conditions The conditions as shown in the planning condition input screen G6 of FIG. A reduced view of the cross-sectional view is also displayed on the screen. Each condition to be input differs depending on the type of construction. Although not limited, for example, "Kanbaru"
And "river (gradient of 1: 1.0 or less)", the planning conditions include live load, cut back soil, internal friction angle of soil,
There are soil adhesive strength, unit weight of soil, support capacity of ground, coefficient of friction with ground, N value of supporting ground, etc. Generally, live load, internal friction angle of soil, unit weight of soil are Of particular importance. About "underdrain", there are live load, earth covering, unit volume weight of soil, pavement thickness, etc. Generally, live load, earth covering,
Of particular importance is the unit weight of the soil. For “river (gradient 1: 1.0 or more)”, the representative velocity, design water depth,
There are slope slope, size of boulders in riverbed, and whether or not it is a watershed. In general, representative velocity, design water depth, and slope slope are particularly important.

The information providing server 1 determines the selected type of work and displays the input item 112 of the corresponding plan condition.

Each member clicks the “Next” button 113 after inputting the plan conditions. 2-8: Selection of Conforming Method The information providing server 1 checks each item of the input plan condition. If there is no defect, the input plan section,
It instructs the database server 4 to search for a suitable construction method based on the planning conditions. The search is performed according to a search condition program stored in the search condition program database 33.

The database server 4 searches for a method suitable for the conditions from the method selection database based on the instruction of the information providing server 1 and returns the search result to the information providing server 1. The information providing server 1 displays a matching method selection screen G7 shown in FIG. 9 on the member screen based on the search result.

If there is no suitable method, the member is not displayed on this screen but the plan condition input screen G6 of FIG. 8 described in 2-7 is displayed to the member, and a message to that effect is displayed. Prompt for re-entry of conditions. Further, when there is an input deficiency in the plan condition, a conforming method selection screen G7 shown in FIG.
Displays an error message to that effect.

If there is at least one matching method on the matching method selection screen G7, a method photograph is displayed as a button.
Each member selects one or more necessary construction method photograph buttons 113 by clicking the mouse, and clicks a “next” button 114. If a number of construction methods that cannot be accommodated in one screen are selected, the display may be performed over two or more screens.

The information providing server 1 requests the database server 4 to create a method comparison table showing the contents of the clicked method. In response to the request, the database server 4 searches the method selection database 52, creates a method comparison table spreadsheet, and returns it to the information providing server 1. When creating the construction method comparison spreadsheet, if the construction method comparison spreadsheet itself is stored in the construction method selection database 52, it may be used. If the spreadsheet itself has not been accumulated, it may be created by incorporating each item of the comparison table.

The information providing server 1 displays the spreadsheet to the member as a method comparison table screen.

In this embodiment, when a suitable method is selected by the information providing server 1, first, a suitable method selection screen G
According to 7, the method names are displayed in a list, and the user selects the method from the list to display the method comparison table. However, when a suitable method is selected, the method comparison table spreadsheet is directly displayed. The screen may transition to the screen G8. 2-9: Method Comparison Table FIG. 10 shows a screen G8 of the method comparison spreadsheet. The construction method comparison table 115 describes items such as construction method name, sectional view, standard, structure, workability, economy, construction safety, and the like, and their contents. When the user selects two or more methods, these methods may be displayed in parallel, or one method may be displayed for each method.

Each member can download the spreadsheet. Up to this point, it will be a free service.

If each member wishes to shift to the service thereafter, a “stability statement” button 116 on the left side of the screen,
"Price statement" button 117, "Product drawing" button 11
8. By clicking the "product catalog" button 119, a predetermined service can be received. still,
In the case of the stability statement and the price statement, the fee is charged, and the information is recorded in the access LOG database 32 by the information providing server 1, and the billing information is collected once a month, for example, and each member is billed. The system administrator checks the totals and makes a request by e-mail at a later date. 2-10: Construction method price table (paid) On the construction method comparison table screen G8 shown in FIG. 10, when the “price statement” button 117 is clicked, the information providing server 1 causes the database server 4 to create a price table spreadsheet. Ask. The database server 4 searches the price table spreadsheet from the method selection database 52 and returns the search result to the information providing server 1. As for the creation of the price table spreadsheet, if the price table spreadsheet itself is stored in the construction method selection database 52, it may be used. If the spreadsheet itself is not stored, the price table spreadsheet may be used. What is necessary is just to create by incorporating each item.

The information providing server 1 displays the spreadsheet to the member as a method price table screen. FIG. 11 shows a screen G9 of the construction method price spread sheet. The price list 120 describes items such as material costs, construction costs, and foundation costs, and the details thereof.

Each member can download the spreadsheet. 2-11: Product catalog (free of charge) When a "Product catalog" button 119 is clicked on the screen G8 of the construction method comparison table shown in FIG. Request a search of a catalog of precast concrete products. Database server 4
From the method selection database 52 to the product catalog PD
The F file is searched, and the search result is returned to the information providing server 1. The information providing server 1 uses its catalog PDF
Display the file to the member as a product catalog screen. FIG. 12 shows a product catalog screen G10. Each member has its P
DF files can be downloaded. 2-12: Product CAD data (free of charge) On the screen G8 of the construction method comparison table shown in FIG. 10, when the "product drawing" button 118 is clicked, the information providing server 1 is used by the database server 4 for its construction method and its method. To search for CAD design data for a precast concrete product. The database server 4 searches for the product CAD data bitmap in the method selection database 52 and returns the search result to the information providing server 1. The information providing server 1 displays the product CAD data to the member as a product CAD data screen. FIG. 13 shows a product CAD data screen G11. Each member has its CAD
Data can be downloaded. 2-13: Stability calculation (paid) When the "stability calculation" button 116 is clicked on the construction method comparison table screen G8 shown in FIG. 10, the information providing server 1 is input on the plan condition input screen G6 of FIG. Database server 4 so as to perform stable calculation for each condition
, And the database server 4 executes this, and returns the result to the information providing server 1. The information providing server 1 displays the obtained result to the member as a stability calculation screen. FIG. 14 shows the stability calculation screen G12.

The structural calculation is displayed to each member in the same manner as described above. This is executed by the information providing server 1 determining whether the calculation is stable or structural according to the construction method. FIG. 15 shows the structure calculation screen G13.

A function for displaying the results of the above-mentioned stability calculation or structural calculation may be added to the suitable construction method selection screen G7 shown in FIG. In this case, considering the processing speed,
The following configuration may be adopted.

That is, after inputting necessary conditions, the member once disconnects the line and waits. After completion of the search, the information providing server 1 sends an e-mail displaying an ID indicating the result to the member. The member who has received the mail connects to the member homepage again and inputs the transmitted ID. The information providing server 1 returns the result searched in advance and the result calculated to the member. As a result, the member does not need to wait for a long time until the compatible method selection screen G7 is displayed, and the operability is improved.

As described above, after each member receives the above series of services as necessary, the member returns to the planned section input screen G5 in FIG. 7 again, clears the planned section, and re-inputs the planned section. In the form, the service can be received over and over again. 2-14: Member Data Transmission In this embodiment, the member selects the construction method selection database 5.
2. New precast concrete products that have not been accumulated in 2 or data on construction methods using such products, their catalog data, product feature data, design drawing data by CAD, etc. can be provided to the system side. .

The data is provided in the following procedure. That is, in the planned section input screen G5 in FIG. 7, the “member data transmission” button 110 on the lower left side is clicked. Then, a member data transmission screen G14 as shown in FIG. 16 is displayed.

Each member is required to provide an overview of the precast concrete products and the method of construction using them, catalog files (PDF), product features (spreadsheets), C
After inputting each item 131 such as AD data from this screen and further checking whether information disclosure to other members is necessary by the check unit 132, the user clicks a “Send” button 133.

The information providing server 1 checks the contents of the transmitted data, catalog files, and the like, transmits them to the database server 4, and stores them in the member transmission database 51 by the database server 4.

The system administrator checks the contents of the data stored in the member transmission database 51 (duplication,
After data consistency), it is registered in the construction method selection database 52. The system administrator will notify the applicable member of the registration by email at a later date.

The newly registered data is charged in the present system, and the corresponding member is charged as described in 2-9. In this way, members can use precast concrete products or data on construction methods using those products,
Because it was configured to provide such catalog data, product characteristic data, design drawing data by CAD, etc.,
The amount of data stored in the database increases, and the contents are enhanced. 2-15: Design Support Program The system according to this embodiment has a design support program for members, and the members can use this program.

That is, in the planned section input screen shown in FIG.
By clicking the "design program" button 111 on the lower left side, the member can use the sectional view design program, the assignment diagram design program, and the stability calculation program stored in the design support program database 34.
As a mode of use, create a condition input screen to use on the Web, download and use a program,
For example, there is a method in which the system administrator designs based on the input data using a design support program, and transmits the result by e-mail at a later date.

[0068]

According to the first aspect of the present invention, when a user inputs necessary data such as a construction type, a civil engineering method is automatically selected. Even if you do not fully understand other types of precast concrete products and various construction methods using them, you can easily and quickly select a civil engineering method that meets the construction conditions at the construction site, and select a construction method Labor required for each step can be reduced.

According to the second aspect of the present invention, the user can obtain not only the contents of the selected civil engineering method but also the price list of the method, so that it is possible to save the trouble of preparing the price list.

According to the third aspect of the present invention, the user can obtain not only the contents of the selected civil engineering method but also a catalog of a precast concrete product or a method of using the product, so that it is not necessary to separately order the catalog. .

According to the invention of claim 4, the user can obtain not only the contents of the selected civil engineering method but also the design data of the precast concrete product or the method using the product.

According to the fifth aspect of the present invention, the data of the precast concrete product or the method using the product stored in the database for selecting the method of construction increases, and the database can be further enriched and more accurate. Civil engineering method can be selected.

According to the invention of claim 6, it is possible to respect the intention of the user who provided the data of the product or the method of construction.

According to the seventh aspect of the present invention, the system can be charged by providing a file in which the usage status of the user is recorded and charging a usage fee in accordance with the usage status. Can increase value.

According to the invention of claim 8, the civil engineering method suitable for the construction conditions at the construction site can be easily selected in a short time.

According to the ninth aspect of the present invention, by using the information providing server, a system and a method for selecting a civil engineering method suitable for the construction conditions at the construction site can be implemented.

According to the tenth aspect of the present invention, by using this database, it is possible to implement a system and method for selecting a civil engineering method suitable for the construction conditions at the construction site.

[Brief description of the drawings]

FIG. 1 is a configuration diagram conceptually showing a civil engineering method selection system according to an embodiment of the present invention.

FIG. 2 is a block diagram showing screen transition when a member accesses the system of FIG. 1;

FIG. 3 is a homepage # screen of the operating company of the system of FIG. 1 displayed on the terminal device of the user.

FIG. 4 is a screen of a membership system home page displayed on a user terminal device.

FIG. 5 is a new member registration screen displayed on the user's terminal device.

FIG. 6 is a member registration confirmation screen displayed on the terminal device of the user.

FIG. 7 is a plan section input screen displayed on the user's terminal device.

FIG. 8 is a plan condition input screen displayed on the terminal device of the user.

FIG. 9 is an applicable method selection screen displayed on the user's terminal device.

FIG. 10 is a screen of a method comparison table spreadsheet displayed on a user terminal device.

FIG. 11 is a method price list screen displayed on the user's terminal device.

FIG. 12 is a product catalog screen displayed on the user's terminal device.

FIG. 13: Product CAD displayed on the user's terminal device
It is a data screen.

FIG. 14 is a stability calculation screen displayed on the user's terminal device.

FIG. 15 is a structural calculation screen displayed on the user's terminal device.

FIG. 16 is a member data transmission screen displayed on a user terminal device.

[Explanation of symbols]

1 Information server 21 User PC (terminal device) 22 User mobile PC (terminal device) 23 .. User-side FAX (terminal device) 31 Member database 32 Member access LOG database 33 Search condition program database 34 ... Database for design support program 4 ... Database server 51 ... Database for member transmission 52 ... Database for construction method selection

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G06F 17/60 104 G06F 17/60 104 (72) Inventor Takuji Otsuka 630-1 Kaida, Ochiai-cho, Maniwa-gun, Okayama Prefecture F-term in Landes Corporation (reference) 2D048 AA00 5B046 AA03 BA00 CA06 GA01 HA05

Claims (10)

[Claims] 1. A server to which a terminal device of a user is connected via a communication network, and a database in which data for selecting a civil engineering method including data of a precast concrete product or a civil engineering method using the product is stored. The server selects one or two or more civil engineering methods that match data on at least the construction type, the construction section at the construction site, and the planning conditions input by the user based on the civil engineering method selection data. In addition, an automatic civil engineering method selection system, wherein the contents of the selected civil engineering method are transmitted to a user terminal device. 2. The database stores data relating to the price of the civil engineering method, and the server creates a price table for the selected civil engineering method based on the data relating to the price of the civil engineering method at the request of the user. The automatic selection system of the civil engineering method according to claim 1, wherein the automatic transmission is transmitted to a user terminal device. 3. The database stores catalog data of a precast concrete product or a civil engineering method using the product, and the server stores the selected civil engineering method or a precast concrete product used therefor according to a user's request. The automatic selection system of the civil engineering method according to claim 1 or 2, wherein the catalog data is called from the database and transmitted to a user terminal device. 4. The database stores design data of a precast concrete product or a civil engineering method using the product, and the server stores the selected civil engineering method or a precast concrete product used therefor according to a user's request. The automatic selection system of the civil engineering method according to claim 1 or 2, wherein the design data of (1) is called from the database and transmitted to a user terminal device. 5. A precast concrete product having no data stored in the database or a civil engineering method using the product, wherein data sent from a user via a network can be newly stored in the database. The automatic selection system of the civil engineering method according to claim 1. 6. The data of the precast concrete product or the civil engineering method using the product sent from the user, to which data on whether or not the data can be provided to another user is added. 5. The automatic selection system of the civil engineering method according to 5. 7. The automatic selection system for a civil engineering method according to claim 1, further comprising a file in which a usage status of the user is recorded, wherein a usage fee is charged according to the usage status. 8. A server to which a terminal device of a user is connected via a communication network is prepared, and a database in which data for selecting a civil engineering method including data of a precast concrete product or a civil engineering method using the product is stored. Prepare, the server is at least the type of construction input by the user connected to the server, the planned section of the construction site,
One or two that fit the data on the planning conditions
A method for automatically selecting a civil engineering method, wherein at least one civil engineering method is selected based on the method selection data, and the content is transmitted to a user terminal device. 9. A server which is used for implementing the method for automatically selecting a civil engineering method according to claim 8, and which is connected to a terminal device of a user via a communication network. 10. A database used for carrying out the method for automatically selecting a civil engineering method according to claim 8, wherein data for selecting a civil engineering method including data on the civil engineering method or a precast concrete product used therein is stored.