Establishment and Control of the Objective System of Construction Project Management

According to the quality of one-time ,uncertainty and high risk in engineering project, the importance of management by objetctive of construction project is expatiated. The features and structure model of the system of management by objects are analyzed and established. The principle to determine the superiority of objectives in different levels and the "Analytic Hierachy Process" to calculate the weight factors are put forward. The method of active and passive control is employed to manage the project dynamically so that the successful enforcement of the overall objectives will be ensured and meanwhile the best investment effect will be achieved.     

Comprehensive Control Technique of Reliability in Large Construction Project Management

After analyzing the current researches with the three-major-goal management: quality,cost and time,on the construction project and aiming at the existing issues,this article puts forward a new method.This method identifies the reliability of every fundamental module(subsystem) suitably,which based on the current standards to analyze and classify the large construction procedure,and was constituted by the construction procedure.Also was considered the three-major-goal(quality,cost and time) of every module.Then the reliability of the large construction project was calculated,the qualified standards of reliability were evaluated,and the general and particular frame was optimized.Furthermore,it raises a new conception of the comprehensive control technique considering the reliability of the three-major-goal synthetically.This article explores a new way to ensure the three major unified goals: quality,cost and time,of the construction project management,and makes sure that the process of the construction project was in an ideal condition.     

Study on Sustainability Assessment of Construction Project and Its Application Mode

The sustainability assessment of construction project will play an important role in promoting the implementation of sustainable development strategy. The indicator system and standards for sustainability assessment of construction project are discussed in this paper, and then the application mode of sustainability assessment in China is analyzed. A proposal is also put forward in this paper that the sustainability assessment of construction project should be implemented in stages and combined with the feasibility study and environmental impact assessment system.     

水土保持开发建设项目方案编制中常见问题分析

水土保持方案的编制和实施过程中,存在许多的问题和薄弱环节,笔者就水土保持方案编制中存在的名称不规范,水土流失预测不够科学等问题,探讨如何提高水土保持方案编制质量,增强水土保持方案的科学性、可操作性。     

Analysis of Incentive and Supervisory Control for Project Supervision under Asymmetric Information

Under the asymmetric information,the owner undertakes moral risk,which is caused by supervisor in the case of project supervision.This paper analyzes the benefit conflict while entrusting because of asymmetric information,discusses how to bring incentive and supervisory control mechanism into project supervision entrust-contract by mathematics model.Then,the design and improvement of the supervision reward in contract are discussed.     

Discussion about the Agent- Construction System of Governmental Project in China

The agent - construction system, as a new public project management mode, has been practiced in some cities and attracted attention from the society. This paper firstly studies the features and operation modes of agent - construction system, and discusses the agent - construction system from the viewpoints of promoting competition, nourishing agent -construction enterprises, setting up a supervisory and encouraging mechanism, and its connection with the governmental project procurement system etc.     

Risk Identification and Risk Assessment in Engineering Variation of Construction Project

This paper analyses the kinds of risk factors in engineering variation of construction project. Consists of tecthhon risk, economy risk, policy and low risk, contract candition risk and character risk. It puts forward the risk assessment index system and sets up the risk comprehensive assessment model by using the theory of fuzzy mathematics.     

Research on the System and Models of Society-Economy-Environment Appraisal for Construction Project

The society-economy-environment appraisal for construction project can help our government to control macro-economy, make correlation policy and formulate laws and draw up city plan.It has great influence on the sustainable development of our society and it is the demand of the law for the environment evaluation in China.This paper introduced the basic structure of society-economy-environment appraisal system for construction project and the thought of elements transaction.Using the method of AHP, the model of project analyzing and optimizing selection is designed.For the more, the methods of the optimizing models on the selected schemes are put forward.Finally, the integrative analysis has been made on the system design and appliance of this appraisal system.     

The Problems and the Countermeasures in Bidding Management of the Construction Engineering Project

Dividing the bidding document into technical bidding and commercial bidding and scoring them respectively, then evaluating and awarding the bidding according to some principles and the fixed procedures and it may be the promising solution to problems existing in the bidding.     

Approach to Effective Control on the Project Investment

In this paper, in allusion to the three kinds of serious overvaluation (the budgetary estimate of project construction exceeds the rough estimate, the budget exceeds the budgetary estimate and the final accounts exceed the budget) causing uncontrollable project investment often appeared in domestic project construction,the main causes for that are analyzed. That is, the frequent project change and the malpractice of the cost managing system. In this paper, according to some real projects,the kinds and causes of project change are clarified and the malpractice of the cost managing system is analyzed. The effective approaches of reducing the project change, especially the united surveying and improving the cost managing system in order to make the effective control of the project investment are realized.     

On Government Purchasing Behavior to Public Construction Project

With China's joining the WTO, the demands for globalization of economy make it necessary to bring public construction projects into government purchasing domain. In this paper, starting with the features of government purchasing for the project, its necessity is analyzed and some countermeasures are put forward from the government position. It is meaningful undoubtedly for China to join WTO and open the government purchasing market.     

Study on Application of Value - at - Risk to the Risk Evaluation of Construction Project Bidding

The value-at-risk(VaR) model is a statistical model to estimate and control financial risk,and used to measure the most probable loss on the next deal stage of financial asset portfolio.Based on the principle of the value-at-risk,in this paper the value-at-risk is to be applied to the risk evaluation of construction project.Assuming the sub-project prices abide by the BQ model are random variable which conform to normal distribution,this paper has built up the portfolio of project according to biding and quoted price of construction project,and adopted the variance-covariance method to measure the value-at-risk of the biding and quoted price in order to provide a feasible risk analysis tool for the evaluation of construction project bidding.     

Application of the Pattern of Construction Management Contract in Large-scale Project in Shanghai

This article states systematically the fundamental conception of the mode of construction management general contract, the contract structure and the organization structure through the analysis of the construction characteristics of Shanghai large-scale projects, considering the situation of China and the characteristics of this line. It also summarizes the characteristics of the mode of construction management general contract through the example of the Pudong International Airport Construction. The mode of construction management general contract not only meets the needs of construction technique in bettering the design of construction project building, but also releases the pressure in middle and later management of construction project building and overcomes the deficiency of the long-term building period, hard-to-control investigation brought by the problem of design, purchase, construction divided from and restricted by each other existed in the traditional contract mode. It also helps the contractor to provide socialized, specialized, commoditized service for the contractor. Helps to overall arrangement, economized investment, management level improve ment can be given. So it has the superiority in super large-scale projects construction compared with the traditional construction management.     

Analysis of Environmental Quality and Its Problems in Construction Engineering

The environmental quality problems of construction engineering are endangering the existence and sustainable development of human beings, so their treatment is becoming common understanding of all levels of governments and the public. In this paper, the forming course and affecting factors of environmental quality and main symptoms of its problems are analyzed from the definition of environmental quality in construction engineering. Then, the essence of the problem is revealed, that is comprehensive abilities for quality activities and their results can't meet the regulated requirements. Finally, it expounds five basic characteristics of the problems to enhance people's understanding.     

A Discussion on How to Control Project Cost during Construction Stage

In this paper, how to effectively control building cost under the current situation is discussed, due to that the engineers take part into project management only in the stage of construction. It points out that the engineers should notice the following issues when applying cost control: they should be experienced with necessary knowledge on building cost and contracts control, analyze each cost in bills of project volume carefully, sign a set of reasonable contracts, pay attention to the site sign, understand their skills of claim for compensation and pay much attention to cost control during settlement stage.     

中国温室环境控制研究进展

设施农业是现代农业发展主要方向,但中国设施温室环境控制起步晚,技术相对落后,控制效果差。农业温室智能控制是现阶段设施农业种植与农业生产的关键部分,是中国能够有效提高农作物生产率,保证农作物品质的重要工具。为了促进中国设施农业温室大棚智能控制技术的快速发展,推动设施农业领域的技术进步,本文总结了国内外设施温室发展状况及温室环境控制技术的发展历程,分析了不同时期的温室环境控制特点,提出了中国温室环境控制技术的不足之处,展望了设施农业温室大棚智能控制技术的发展方向。