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玄武巖纖維半剛性基層公路項(xiàng)目全壽命周期經(jīng)濟(jì)分析與研究

發(fā)布時(shí)間:2018-06-23 10:26

  本文選題:全壽命周期成本分析 + 玄武巖纖維 ; 參考:《中國(guó)海洋大學(xué)》2014年碩士論文


【摘要】:隨著我國(guó)經(jīng)濟(jì)的快速發(fā)展和持續(xù)增長(zhǎng),我國(guó)的公路建設(shè)也進(jìn)入了前所未有的大發(fā)展時(shí)期。公路運(yùn)輸事業(yè)也向著大噸位、高速度的方向發(fā)展。然而以半剛性基層為首選基層的公路項(xiàng)目,卻逐漸暴露出一些嚴(yán)重的缺陷。高速公路項(xiàng)目建設(shè)一次性投資大,特別是高速公路瀝青路面造價(jià)高昂,因此尋求有效的解決途徑來(lái)避免或減少公路半剛性基層的裂縫缺陷,并運(yùn)用正確的成本分析方法對(duì)其進(jìn)行經(jīng)濟(jì)分析,已成為高速公路建設(shè)項(xiàng)目穩(wěn)步發(fā)展的重要環(huán)節(jié)。 本文通過(guò)對(duì)玄武巖纖維半剛性基層的試驗(yàn)數(shù)據(jù)的統(tǒng)計(jì)和分析,從技術(shù)上闡述了玄武巖纖維在公路半剛性基層的可行性以及使用中的理論最佳摻量。對(duì)半剛性基層在柔性路面體系的應(yīng)用及性能進(jìn)行了分析,詳細(xì)闡述了黃驊港南疏浚港東延伸項(xiàng)目各路面方案,并根據(jù)國(guó)內(nèi)外路面使用性能周期研究成果和衰變模型選出適合黃驊港南疏浚港東延伸項(xiàng)目的預(yù)測(cè)模型,預(yù)測(cè)出不同方案下黃驊港南疏浚港東延伸項(xiàng)目公路路面使用性能的衰變規(guī)律和性能周期,為路面全壽命周期成本分析奠定基礎(chǔ)。通過(guò)運(yùn)用全壽命周期成本分析理論,結(jié)合國(guó)內(nèi)外對(duì)于公路全壽命周期理論的研究成果,建立了高速公路全壽命周期成本計(jì)算模型,,進(jìn)而應(yīng)用此模型對(duì)黃驊港南疏浚港東延伸項(xiàng)目建設(shè)方案進(jìn)行經(jīng)濟(jì)分析。得到最終的結(jié)論:玄武巖纖維半剛性基層并未使得建設(shè)期投入成本增加,而且因?yàn)樾阅艿奶岣呓档土撕笃谶\(yùn)營(yíng)期內(nèi)養(yǎng)護(hù)成本和車輛運(yùn)營(yíng)成本。綜合考慮整個(gè)壽命周期,玄武巖纖維半剛性基層路面的成本最低,具有良好的經(jīng)濟(jì)性,推薦使用這種建設(shè)方案。 綜上,本文在借鑒國(guó)內(nèi)外已有的理論框架和工程實(shí)踐的基礎(chǔ)上,將全壽命周期成本理論應(yīng)用于減少路面裂縫發(fā)生的玄武巖纖維半剛性基層路面的經(jīng)濟(jì)分析上,全面考慮項(xiàng)目建造期、運(yùn)營(yíng)期直至報(bào)廢的全過(guò)程成本,對(duì)于形成一種追求項(xiàng)目一生所耗成本最小,使用效益最大的氛圍有利。
[Abstract]:With the rapid development and sustained growth of China's economy, China's highway construction has entered an unprecedented period of great development. Highway transportation also develops towards large tonnage and high speed. However, the highway project with semi-rigid base as the first choice gradually exposed some serious defects. Expressway project construction one-time investment is big, especially the highway asphalt pavement cost is high, therefore seeks the effective solution way to avoid or reduce the highway semi-rigid base course crack flaw, Using the correct cost analysis method to analyze its economy has become an important link in the steady development of highway construction project. Based on the statistics and analysis of the experimental data of basalt fiber semi-rigid base, the feasibility of basalt fiber in highway semi-rigid base and the optimum theoretical content in use are expounded in this paper. The application and performance of semi-rigid base course in flexible pavement system are analyzed, and the pavement schemes of the East extension Project of South dredged Port of Huanghua Port are described in detail. According to the research results of pavement performance cycle and decay model at home and abroad, the prediction model suitable for the East extension Project of South dredged Port of Huanghua Port is selected. The decay law and performance cycle of pavement performance of the East extension Project of South dredged Port of Huanghua Port under different schemes are predicted, which lays a foundation for the cost analysis of pavement life cycle. By applying the theory of life-cycle cost analysis and combining the research results of highway life-cycle theory at home and abroad, the calculation model of freeway life-cycle cost is established. Then the model is used to analyze the construction scheme of the East extension Project of South dredged Port in Huanghua Port. The final conclusion is that basalt fiber semi-rigid base does not increase the input cost in the construction period and the maintenance cost and the vehicle operation cost are reduced because of the improvement of the performance. Considering the whole life cycle, basalt fiber semi-rigid base pavement has the lowest cost and good economy. In summary, based on the existing theoretical framework and engineering practice at home and abroad, this paper applies the life-cycle cost theory to the economic analysis of basalt fiber semi-rigid base pavement which reduces the occurrence of pavement cracks. The overall consideration of the whole process cost of the project construction period, operation period and scrapping is beneficial to the formation of a kind of atmosphere in which the cost of pursuing the project is the least and the use benefit is the greatest.
【學(xué)位授予單位】:中國(guó)海洋大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2014
【分類號(hào)】:U415.1

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