CN113643064A - Integrated pricing system and method for general engineering contract - Google Patents
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Abstract
The invention discloses an integrated pricing system and method for general engineering contract, wherein the integrated pricing method comprises the steps of inputting and determining project related scale information, evaluating and classifying engineering projects, constructing an engineering sub-project list model related to a conventional engineering project according to an engineering project database, matching the engineering sub-project list pricing model of the project with the conventional engineering sub-project list pricing model to obtain an accurate pricing mode of the project engineering sub-project list pricing model, determining the engineering sub-project list of the project, compiling and summarizing the engineering quantity lists of all parts to form an integrated large list of the general engineering contract, and the like; the invention also discloses an integrated pricing system for general engineering contract, which classifies the project data into a dry project according to area or length measurement, a dry project according to project or system, a real measurement project and a non-biddable project from the cost aspect, and performs classified single-project processing on the project data, so that the project integrated pricing is higher in completion degree.
Description
Technical Field
The invention relates to the technical field of project pricing, in particular to an integrated pricing system and method for project general contract.
Background
The project cost refers to the construction cost expected or actually paid out during the construction period of the constituent project. The work process of forecasting, planning, controlling, accounting, analyzing and evaluating the engineering cost by comprehensively using knowledge and skills in the aspects of management, economics, engineering technology and the like is called engineering cost management. The prediction or determination of the construction cost and its constituent contents according to procedures, methods and bases prescribed by laws, regulations and standards, etc., is called project pricing, and the project pricing bases include project measurement pricing standards related to pricing contents, pricing methods and price standards, project pricing quotations and project cost information, etc.
The project amount list is a detailed list for specifying the names, units, characteristics, project quantity and the like of all branch project and measure projects in the construction project. The engineering quantity list pricing activity is that when construction engineering construction bid inviting is carried out, a bidder provides an engineering quantity list for the bidder according to construction drawings, bid inviting file requirements, unified engineering quantity calculation rules and unified construction project division regulations. According to the consumption standard and profit target of the enterprise, the bidder combines the actual engineering situation, market competition situation and enterprise strength, fully considers various risk factors, autonomously reports items listed in the list, including unit price and closing price of direct engineering cost, unit cost, profit and tax, and adjusts the engineering cost by taking the reported unit price as the pricing standard for cultivating engineering quantity during completion settlement.
The general construction contract (EPC) is an implementation mode of a construction organization in which a contract unit executes general contract for engineering design, procurement, construction or design, construction and other stages according to a contract with a construction unit, and is in full charge of engineering quality, safety, construction period, construction cost and the like.
The development of the general engineering contract (EPC) construction mode is promoted in China from the middle of the 80 th in the 20 th century, and the development of the general engineering contract (EPC) mode is over 30 years till now, and the general engineering contract (EPC) mode gradually becomes an important support for the nation to promote the transformation and upgrade of the traditional construction industry and the trend of the construction industry to a wider market. For the project of the general contract for Engineering (EPC), no clear and perfect pricing system exists in the current national policy level. The EPC mode implemented under the pricing methods is not a real EPC mode essentially, the essence of the EPC mode cannot be really played, the prominent problems of project management, investment control, progress control and the like cannot be fundamentally solved, and the defects of difficult cost control, difficult field management, difficult settlement and the like exist; therefore, an integrated pricing system and method for engineering general contract is provided.
Disclosure of Invention
The invention mainly aims to provide an integrated pricing system and method for general construction contract, which have the advantages of controllable manufacturing cost, smooth settlement and better suitability and promote the development of the general construction contract (EPC) in China.
In order to achieve the purpose, the invention adopts the technical scheme that:
an integrated pricing method for general engineering contract comprises the following steps:
step 1: on the basis of a computer operation terminal, inputting and determining relevant information of a general engineering contract project (the project is abbreviated as the project), wherein the relevant information of the project comprises a building area, an outdoor matching area and the like;
step 2: evaluating and classifying the project general contract, and dividing the project to be bid contained in the project from the cost angle;
step 3: constructing an engineering sub-project list model related to a conventional engineering project according to an engineering project database;
step 4: based on the steps, matching the project sub-project list pricing model of the project with the conventional project sub-project list pricing model to obtain an accurate pricing mode of the project sub-project list pricing model;
step 5: determining the project sub-project list of the project based on the matching result;
step 6: and compiling the project amount lists of all parts by different partitions in Step2 to form an integrated large list of the total construction contract.
Preferably, in Step1, the bidding project included in the project general contract project includes single project, unit project and sub project.
Preferably, the bidding proposing project contained in the project in Step2 is divided from the cost perspective specifically as follows: the bidding items contained in the item are divided into items for metering and drying according to area or length, items for drying according to item or system, items for metering according to reality and items for non-bidding.
Preferably, the conventional engineering sub-item list pricing models in Step3 include a measure-by-area or length-wrapped pricing model, a measure-by-item or system-wrapped pricing model, a measure-by-measure pricing model and a non-biddable pricing model.
Preferably, the area or length measurement chartered price model is specifically implemented as: traditional list compilation is carried out according to GB50500-2013 'construction engineering quantity list pricing specification' or latest relevant policy documents, metering and pricing are carried out by adopting a consumption standard matched with the location of an engineering, pricing is collected, cost index calculation is carried out according to the area or the length, the area or the length is used as a metering unit of an integrated large list, the cost index is used as a comprehensive unit price of the integrated large list, the product of the metering unit and the comprehensive unit price is calculated to obtain a single project total price list, and each project list is collected to form the integrated large list which is finally used for bidding;
or, the specific implementation of the area-or-length-metering chartered price model is as follows: screening is carried out through a price making database, similar project cost indexes with high matching degree are found, correction parameters are set according to specific conditions for correction, the area or the length is used as a measuring unit of the integrated large list, the corrected cost index is used as the comprehensive unit price of the integrated large list, the product of the measuring unit and the comprehensive unit price is calculated to obtain a single project total price list, all project lists are collected, and the integrated large list which is finally used for bidding is formed.
Preferably, the item-by-item or system-envelope pricing model is specifically implemented as: taking the item as a measurement unit of the integrated large list, and taking the total amount of the part of the engineering cost as a comprehensive unit of the integrated large list to form the integrated large list for bidding finally;
or, the item-based or system-based chartered pricing model is specifically implemented as: and (3) taking the item as a measurement unit of the integrated large list, screening through a cost database, finding out similar item cost indexes with high matching degree, setting correction parameters according to specific conditions for correction, taking the item as the measurement unit of the integrated large list, taking the total amount of the engineering cost of the item as the comprehensive unit price of the integrated large list, and forming the integrated large list for bidding finally.
Preferably, the real-measure pricing model is specifically implemented as: according to the project name, the calculation rule and the work content of the simulation list, measuring and pricing by adopting a consumption standard matched with the location of the project; the non-biddable pricing model comprises a temporary listing amount pricing sub-model and a professional project temporary valuation sub-model; the provisional amount pricing submodel is specifically executed as follows: manually inputting a set value as a temporary listing amount, wherein the set value is less than 15% of the total price of the engineering project; the implementation operation of the temporary project price estimation submodel is to match the same or similar project from the database as the temporary project price estimation of the project.
The execution operation of the temporary project valuation submodel is to match the same or similar items from the database as the temporary project valuation of the item.
Preferably, the integrated pricing method further comprises:
step 7: based on the steps, matching the project sub-project list model of the project with the project sub-project settlement model to obtain an accurate settlement mode of the project sub-project list settlement model; the project sub-project settlement model comprises a metering dry-packaged project settlement model according to area or length, a dry-packaged project settlement model according to project or system, a metering project settlement model according to reality and a non-biddable project settlement model; wherein, the specific implementation of the counting of the packing item according to the area or the length is as follows: the model carries out settlement according to the product of the packing unit price in the bidding contract and the actual area/actual length; the specific implementation of the item-by-item or system package-dry item settlement model is as follows: carrying out settlement according to the package price in the bidding contract; the specific implementation of the settlement model according to the actual measurement project is as follows: and determining the market price according to the arithmetic average value of the budget price of the construction project cost information of the construction site where the construction project is adopted and the construction project cost information is not available.
The utility model provides an integrated pricing system of total contract of engineering, includes database, data acquisition module, data arrangement module, data evaluation module, data matching module and compiles the module of gathering, data acquisition module carries out the data acquisition of earlier stage to the integrated pricing of engineering contract, and utilizes data arrangement module carries out categorised arrangement to the data of gathering, data evaluation module carries out the pricing aassessment of engineering project to arrangement data according to categorised arrangement classification, data matching module includes pricing matching module, utilizes pricing matching module pricing, at last by compile the module of gathering and reach the big list of integrated form that is used for the bid.
Preferably, the data matching module further comprises a settlement matching module which is used as an evaluation carrier for settlement of the cost of the project general contract project; the data acquisition module comprises a signal input port and a signal output port, the signal input port is in communication connection with the database, and the signal output port is in communication connection with the data acquisition module.
Several definitions of terms in the present invention are specifically:
traditional list: according to GB50500-2013 'construction engineering quantity list pricing specification' or a project quantity list compiled by latest relevant policy documents.
Simulation list: engineering quantity list for temporary estimation of engineering quantity
Integrated large manifest: according to the classification method provided by the invention, the traditional list is integrated and compiled into the engineering quantity list.
The invention has the following beneficial effects:
the project to be bid is divided into a measure dry item according to area or length, a measure dry item according to item or system, a measure real item and a non-competitive item, different sub-items in the project are matched with corresponding pricing models, and then summary pricing is carried out, so that the project integrated pricing is higher in completion degree.
The integrated pricing method for the general engineering contract is characterized in that different specialties are divided according to project characteristics, the construction interface is combined with the design depth, a unit price pricing model with specialized items is adopted, investment is controlled from the source (before bidding), and therefore the goal of cost control is achieved.
On the basis of controllable cost, the settlement model corresponding to the integrated large list is matched, and the cost is controlled to be more than 90% before bidding implementation, so that investment is controlled from the source, and advance management and control are realized.
The integrated pricing method for the general engineering contract obtains an accurate settlement mode of the project sub-project settlement model by matching the project sub-project list model with the project sub-project settlement model, avoids the phenomenon of skin tearing caused by actual settlement according to a construction drawing in the traditional mode, and greatly accelerates the settlement progress.
The invention creatively provides a new pricing method based on integration besides the traditional general engineering contract pricing methods such as floating pricing under approximate calculation, rate pricing, simulation list pricing and the like which are commonly used at present, overcomes the defects of difficult field management, difficult cost control, difficult settlement and the like in the traditional mode, truly exerts the essence of the general engineering contract, and is more suitable for and promotes the development of the general engineering contract.
The integrated pricing method for the general engineering contract is based on the matched computer big data model, and is higher in project pricing accuracy, more convenient and fast, strong in adaptability and high in popularization value.
Drawings
FIG. 1 is a flow chart of an integrated pricing method for general engineering contractors according to the present invention;
FIG. 2 is a diagram of an integrated pricing system architecture for a general engineering contract according to the invention.
FIG. 3 is a flow chart of an integrated pricing method (including settlement process) for general engineering contract according to the present invention;
FIG. 4 is a schematic diagram of an integrated large inventory for bidding on a project compiled in example 2 by the integrated pricing method (including settlement process) of the general engineering contract according to the present invention;
fig. 5 is an architecture diagram of an integrated pricing system (including settlement function) for general engineering contract according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The first embodiment is as follows:
as shown in fig. 1: the integrated pricing method for the general engineering contract of the embodiment comprises the following steps of:
step 1: based on a computer operation terminal, inputting and determining project related scale information, including building area and outdoor matching area;
step 2: evaluating and classifying the engineering projects, and dividing the quasi-bidding projects contained in the project from the cost perspective;
step 3: constructing an engineering sub-project list model related to a conventional engineering project according to an engineering project database;
step 4: based on the steps, matching the project sub-project list pricing model of the project with the conventional project sub-project list pricing model to obtain an accurate pricing mode of the project sub-project list pricing model;
step 5: determining the project sub-project list of the project based on the matching result;
step 6: and compiling the project amount lists of all parts by different partitions in Step2 to form an integrated large list of the total construction contract.
In Step1, the planned bidding project included in the project general contract project includes single project, unit project and sub-project.
The Step2 divides the bidding project contained in the project from the cost perspective into: the items to be bid contained in the item are divided into items for metering and drying according to area or length, items for metering and drying according to item or system, items for metering according to reality and non-competitive items.
The conventional engineering sub-project list pricing model in Step3 comprises an area or length measurement dry-in-package pricing model, an item or system dry-in-package pricing model, a real measurement pricing model and a non-competitive pricing model.
The specific implementation of the area or length measurement chartered price model is as follows: traditional list compilation is carried out according to GB50500-2013 'construction engineering quantity list pricing standard', consumption standards matched with the locations of engineering are adopted for metering and pricing, the manufacturing cost is summarized, the manufacturing cost index is calculated according to the area or the length, the area or the length is used as a metering unit of an integrated large list, the manufacturing cost index is used as a comprehensive unit price of the integrated large list, the product of the metering unit and the comprehensive unit price is calculated to obtain a single project total price list, and all project lists are summarized to form the integrated large list which is finally used for bidding.
The specific implementation of the pricing model according to item or system package is as follows: and taking the item as a metering unit of the integrated large list, and taking the total amount of the part of engineering cost as the comprehensive unit price of the integrated large list to form the integrated large list finally used for bidding.
The specific implementation of the pricing model according to actual measurement is as follows: and according to the project name, the calculation rule and the working content of the simulation list, metering and pricing by adopting a consumption standard matched with the location of the project.
The non-biddable pricing model comprises a temporary listing amount pricing sub-model and a professional project temporary valuation sub-model; the provisional amount pricing submodel is specifically executed as follows: manually inputting a set value as the amount of the temporary list, wherein the set value is less than 15% of the total price of the engineering project;
the execution operation of the temporary project valuation submodel is to match the same or similar items from the database as the temporary project valuation of the item.
Example two
With respect to the first embodiment, the integrated pricing method for the general engineering contract of the present embodiment further includes:
as shown in fig. 3: step 7: based on the steps, matching the project sub-project list model of the project with the project sub-project settlement model to obtain an accurate settlement mode of the project sub-project list settlement model; the project sub-project settlement model comprises a metering-based dry project settlement model according to area or length, a metering-based dry project settlement model according to project or system, a metering-based project settlement model according to reality and a non-biddable project settlement model; the specific implementation of the dry item settlement model measured according to the area or the length is as follows: carrying out settlement according to the product of the packing unit price in the bidding contract and the actual area/actual length; the specific implementation of the item-by-item or system-package-dry item settlement model is as follows: carrying out settlement according to the package price in the bidding contract; the specific implementation of the settlement model according to the actual measurement items is as follows: and according to the arithmetic mean value of the budget price of the construction project cost information of the construction site where the construction project is adopted, the construction project cost information is not available and is determined by taking the market price into consideration.
The integrated pricing method for the engineering general contract is applied to the bidding and pricing of the XX engineering project, and comprises the following steps of:
step 1: based on a computer operation terminal, inputting and determining project related information such as building area, outdoor matching area and the like; determining that the to-be-bid project contained in the project general contract project contains a single project, a unit project and a subsection project;
step 2: the method is divided from the cost angle according to the bidding project contained in the project, and specifically comprises the following steps: the method comprises the following steps of dividing the bidding items contained in the item into a measuring item for wrapping the items according to area or length, a measuring item for wrapping the items according to item or system, an actual measuring item and a non-competitive bidding item, and specifically classifying as follows:
the construction method in the project of the planned bidding project is clear, but the geological condition is not clear, the underground pipeline condition is uncertain, the peripheral condition is uncertain, the early data is imperfect, and the like, so that the project quantity can be determined only in the implementation process, and the implementation process can be changed, and sub-projects with the cost predicted to exceed more than 10% are changed, such as: sub-projects of dividing earthwork project (parts except for wrapping dry according to the project), demolition project, pipeline moving and reforming project, dredging and filling project, pile foundation project and the like are of a first type, and information of partial sub-projects is shown in table 1.
TABLE 1 item design, procurement installation, construction general contract (EPC) item to actual measurement item List
The main project in the project to be tendered does not belong to the project, and no specific requirements are made on the construction scheme. The method is characterized in that the requirements of a contractor are clear, the contractor only needs to meet the requirements of the contractor within a reasonable range, and partial sub-projects of construction organization design and construction schemes, engineering quantity calculation and construction cost calculation can be compiled according to a primary design drawing and a common mode; sub-projects such as earth and stone engineering, foundation pit supporting, a guide system, sports, amusement and leisure facilities, outdoor water supply, outdoor drainage, sponge city and rainwater collection and recycling systems, outdoor fire fighting, outdoor electrical and outdoor garbage station equipment and the like are divided into a second category, and the information of part of the sub-projects is shown in table 2.
Table 2.XX project design, procurement installation, construction general contract (EPC) project by item metering run-dry project list:
the main project with larger construction cost (accounting for more than 50% of the construction cost of a single project or unit project) in the project to be tendered needs to control the construction cost, a subcontractor has clear requirements, complete design drawings and mature technical scheme, can accurately calculate the project amount and calculate the construction cost, does not change in principle in the implementation process except the scale, and is suitable for partial sub-projects adopting the area or the length to calculate the project amount (or the scale); sub-projects such as basement building decoration project, single-span ground building decoration project, single-span water supply and drainage project, single-span electric supply project, single-span fire-fighting project, single-span heating and ventilation project, single-span weak current project, outdoor road surface layer, outdoor pavement and the like are divided into a third class, and the information of partial sub-projects is shown in table 4;
table 3.XX project design, procurement installation, construction general contract (EPC) area/length measurement dryout project List:
the professional project which is bound to occur in the project to be tendered but cannot determine the project quantity temporarily and the material and equipment prices temporarily, and partial sub-projects which are required to be quoted according to the list and the prices issued by the tenderers when the bidders tender, such as anti-seismic supports, curtain wall projects, special roof projects, power distribution projects (outside lines), water supply and customer service projects, gas projects, temporary water use access point construction fees, temporary electricity use access point construction fees, traffic dispersion projects, skynet projects and the like, are divided into a fourth category, as shown in table 5.
Table 4.XX project design, procurement installation, construction general contract (EPC) non-biddable project List:
step 3: constructing an engineering sub-project list model related to a conventional engineering project according to an engineering project database;
step 4: based on the steps, matching the project sub-project list pricing model of the project with a conventional project sub-project list pricing model, namely, respectively matching a real-measurement pricing model, an item (or system) wrapped pricing model, an area or length measurement wrapped pricing model and a non-biddable pricing model for the first, second, third and fourth project sub-projects of different types divided by Step2 to perform pricing summary through a data matching model in a computer system; and obtaining an accurate pricing mode of the project sub project list pricing model, namely, defining the corresponding calculation rule and the content in the column of the working content of each project sub project in the integrated large list shown in the figure 4.
Step 5: determining the project sub-project list of the project based on the matching result;
the specific implementation of the chartered price model measured according to the area or the length is as follows: performing traditional list compilation according to GB50500-2013 'construction engineering quantity list pricing standard', measuring and pricing by adopting a consumption standard matched with the location of an engineering, summarizing construction cost, calculating a construction cost index according to area or length, taking the area or length as a measuring unit of an integrated large list, taking the construction cost index as a comprehensive unit price of the integrated large list (specifically, the method comprises the steps of obtaining the total price and the measuring unit of a conventional list of a certain sub-item from a certain engineering cost management system, calculating the quotient of the total price and the measuring unit of the sub-item to obtain the construction cost index as the comprehensive unit price of the integrated large list), calculating the product of the measuring unit and the comprehensive unit price to obtain a single item total price list, summarizing all item lists and forming the integrated large list finally used for bidding;
the specific implementation of the pricing model according to item or system package is as follows: the item is used as a measurement unit of the integrated large list, and the total amount of the part of engineering cost is used as the comprehensive unit price of the integrated large list to form the integrated large list finally used for bidding;
the specific implementation of the pricing model according to actual measurement is as follows: according to the project name, the calculation rule and the work content of the simulation list, measuring and pricing by adopting a consumption standard matched with the location of the project; the non-competitive pricing model comprises a temporary listing amount pricing sub-model and a professional project temporary valuation pricing sub-model; the temporary listing amount pricing sub-model manually inputs a set value as a temporary listing amount, and the set value is smaller than 15% of the total price of the engineering project;
the execution operation of the temporary project valuation submodel is to match the same or similar items from the database as the temporary project valuation of the item.
Step 6: and compiling the project amount lists of all parts by different partitions in Step2 to form an integrated large list of the total construction contract.
Step 7: after the project general contract finishes each project, matching the project sub project list model of the project with the project sub project settlement model to obtain an accurate settlement mode of the project sub project list settlement model; the project sub-project settlement model comprises a metering-based dry project settlement model according to area or length, a metering-based dry project settlement model according to project or system, a metering-based project settlement model according to reality and a non-biddable project settlement model;
for example: in the general contract of each project, the dry item settlement model is measured according to the area or the length, and the cost of each project sub-item is settled according to the dry unit price multiplied by the actual area/the actual length in the bidding contract; after the project sub-project is finished, combining the pricing mode of the integrated large list, and if the design of the project main acceptance package is not changed, settling the cost according to the product of the project amount in the integrated large list and the dry unit price in the bidding contract; if the design and construction scheme of the general engineering contract is changed, the cost is settled according to the product of the actual engineering quantity of the changed engineering sub-project and the packing unit price in the bidding contract.
Carrying out settlement according to item or system dry item settlement models and dry price in bidding contracts; and (4) according to the actual metering project settlement model, determining the construction project cost information according to the arithmetic mean value of the budget price of the construction project cost information of the construction site in the construction period, wherein the construction project cost information is not available and participates in the market price.
EXAMPLE III
As shown in fig. 5: an integrated pricing system for general engineering contract comprises a database, a data acquisition module, a data sorting module, a data evaluation module, a data matching module and a compiling and summarizing module, wherein the data acquisition module is used for acquiring early-stage data for integrated pricing of the general engineering contract and sorting the acquired data by using the data sorting module;
the data acquisition module comprises a signal input port and a signal output port, the signal input port is in communication connection with the database, the signal output port is in communication connection with the data acquisition module, the data sorting module and the data evaluation module are based on a computer, a computer processor and a computer memory, and the computer processor is electrically connected with the computer memory.
The system is applied to integrated pricing of engineering general contract, visual processing of data is carried out by using a computer after the integrated pricing is carried out, and according to actual application scenes and requirements, a user carries out data adjustment and calculation by using a visual terminal so as to achieve the final engineering data processing purpose.
In addition, in the integrated pricing system for general engineering contract, the data matching module of the system can only comprise a pricing matching module, and the specific composition is shown in fig. 2; the integrated pricing method of the general engineering contract corresponding to the integrated pricing system of the general engineering contract has the flow shown in fig. 1.
Example four
As shown in fig. 1: compared with the first embodiment, the integrated pricing method for the general engineering contract of the present embodiment has the following differences:
in Step3, the specific implementation of the chartered price model is measured by area or length: carrying out traditional list compilation according to GB50500-2013 'construction engineering quantity list pricing standard', adopting consumption standard matched with the location of engineering to carry out measurement and pricing, summarizing construction cost, carrying out construction cost index calculation according to area or length, taking 'area or length' as the measurement unit of an integrated large list, taking construction cost index as the comprehensive unit price of the integrated large list, calculating the product of the measurement unit and the comprehensive unit price to obtain a single project total price list, summarizing all project lists to form an integrated large list finally used for bidding, or screening through a construction cost database to find similar project construction cost indexes with high matching degree, setting correction parameters according to specific conditions to correct, taking 'area or length' as the measurement unit of the integrated large list, taking the corrected construction cost index as the comprehensive unit price of the integrated large list, calculating the product of the measurement unit and the comprehensive unit price to obtain a single item total price list, summarizing each item list to form an integrated large list finally used for bidding;
the specific implementation of the pricing model according to item or system package is as follows: the item is used as the measuring unit of the integrated large list, the partial total amount of the engineering cost is used as the comprehensive unit price of the integrated large list to form the integrated large list finally used for bidding, or the item is used as the measuring unit of the integrated large list, the similar item cost indexes with high matching degree are found by screening through a cost database, the correction parameters are set according to specific conditions for correction, the item is used as the measuring unit of the integrated large list, the partial total amount of the engineering cost is used as the comprehensive unit price of the integrated large list, and the integrated large list finally used for bidding is formed.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An integrated pricing method for general engineering contract, which is characterized by comprising the following steps:
step 1: inputting and determining relevant information of a project general contract project;
step 2: evaluating and classifying the engineering projects, and dividing the quasi-bidding projects contained in the project from the cost perspective;
step 3: constructing an engineering sub-project list model related to a conventional engineering project according to an engineering project database;
step 4: based on the steps, matching the project sub-project list pricing model of the project with the conventional project sub-project list pricing model to obtain an accurate pricing mode of the project sub-project list pricing model;
step 5: determining the project sub-project list of the project based on the matching result;
step 6: and compiling the project amount lists of all parts by different partitions in Step2 to form an integrated large list of the general construction contract.
2. The integrated pricing method for general engineering contract according to claim 1, wherein in Step1, the bidding project included in the general engineering contract project includes single project, unit project and sub-project.
3. The integrated pricing method for general engineering contract according to claim 1, wherein the bidding project included in the project in Step2 is divided from the manufacturing cost perspective as follows: the bidding items contained in the item are divided into items for metering and drying according to area or length, items for drying according to item or system, items for metering according to reality and items for non-bidding.
4. The integrated pricing method for general engineering contract according to claim 1, wherein the conventional engineering sub-project list pricing model in Step3 comprises area or length measurement dry-covered pricing model, item or system dry-covered pricing model, real measurement pricing model and non-competitive pricing model.
5. The integrated pricing method for general engineering contract according to claim 4, wherein the specific implementation of the area or length measurement chartered pricing model is as follows: traditional list establishment, adopting consumption standard matched with the location of the project to measure and meter, summarizing the cost, calculating the cost index according to the area or the length, taking the area or the length as the measuring unit of the integrated large list, taking the cost index as the comprehensive unit price of the integrated large list, calculating the product of the measuring unit and the comprehensive unit price to obtain a single project total price list, summarizing each project list, and forming the integrated large list finally used for bidding;
or, the specific implementation of the area-or-length-metering chartered price model is as follows: screening through a cost database, finding similar project cost indexes with high matching degree, setting correction parameters according to specific conditions for correction, taking the area or the length as a measurement unit of the integrated large list, taking the corrected cost index as the comprehensive unit price of the integrated large list, calculating the product of the measurement unit and the comprehensive unit price to obtain a single project total price list, summarizing each project list, and forming the integrated large list finally used for bidding.
6. The integrated pricing method for general engineering contract according to claim 4, wherein the implementation of the item-wise or system-wise contract pricing model is as follows: the item is used as a measurement unit of the integrated large list, and the total amount of the part of engineering cost is used as the comprehensive unit price of the integrated large list to form the integrated large list finally used for bidding;
or, the item-based or system-based chartered pricing model is specifically implemented as: and (3) taking the item as a measurement unit of the integrated large list, screening by using a cost database, finding out similar item cost indexes with high matching degree, setting correction parameters according to specific conditions for correction, taking the item as the measurement unit of the integrated large list, and taking the total amount of the engineering cost of the item as the comprehensive unit price of the integrated large list to form the integrated large list finally used for bidding.
7. The integrated pricing method for general engineering contract according to claim 4, wherein the implementation of the real-measure pricing model is: according to the project name, the calculation rule and the work content of the simulation list, measuring and pricing by adopting a consumption standard matched with the location of the project; the non-biddable pricing model comprises a temporary listing amount pricing sub-model and a professional project temporary valuation sub-model; the provisional amount pricing submodel is specifically executed as follows: manually inputting a set value as a temporary listing amount, wherein the set value is less than 15% of the total price of the engineering project; the execution operation of the temporary project valuation submodel is to match the same or similar project from the database as the temporary project valuation of the project.
8. The integrated pricing method for general engineering contract according to claim 1, wherein the integrated pricing method further comprises:
step 7: based on the steps, matching the project sub-project list model of the project with the project sub-project settlement model to obtain an accurate settlement mode of the project sub-project list settlement model; the project sub-project settlement model comprises a metering-based or length-based wrapped-dry project settlement model, a metering-based or system-based wrapped-dry project settlement model, a metering-based project settlement model and a non-biddable project settlement model; the specific implementation of the dry item settlement model measured according to the area or the length is as follows: carrying out settlement according to the product of the packing unit price in the bidding contract and the actual area/actual length; the specific implementation of the item-by-item or system package-dry item settlement model is as follows: carrying out settlement according to the package price in the bidding contract; the specific implementation of the settlement model according to the actual measurement project is as follows: and according to the arithmetic mean value of the budget price of the construction project cost information of the construction site where the construction project is adopted, the construction project cost information is not available and is determined by taking the market price into consideration.
9. An integrated pricing system for general engineering contract is characterized by comprising a database, a data acquisition module, a data sorting module, a data evaluation module, a data matching module and a compiling and summarizing module, wherein the data acquisition module is used for acquiring early-stage data of the integrated pricing of the general engineering contract and sorting the acquired data by using the data sorting module, and the data evaluation module is used for evaluating the pricing of project on the sorted data according to the sorting and sorting categories; the data matching module comprises a pricing matching module, and pricing is carried out by using the pricing matching module; and finally, the compiling and summarizing module summarizes the integrated large list for bidding.
10. The integrated pricing system for general construction contract according to claim 9, wherein: the data matching module also comprises a settlement matching module which is used as an evaluation carrier and used for settlement of the cost of the project general contract; the data acquisition module comprises a signal input port and a signal output port, the signal input port is in communication connection with the database, and the signal output port is in communication connection with the data acquisition module.
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