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Zeqiang Wang, Guoliang Shi, Zhansheng Liu, Yanchi Mo, Bo Si, Yang Hu and Yongliang Wang
The construction process of cable net structure is complicated, which leads to the strong randomness of construction errors. The safety state of the cable net structure is very sensitive to construction errors. Obtaining the coupling relationship between...
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Maarten Bassier, Stan Vincke, Heinder De Winter and Maarten Vergauwen
Construction site monitoring is currently performed through visual inspections and costly selective measurements. Due to the small overhead in construction projects, additional resources are scarce to frequently conduct a metric quality assessment of the...
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Antonio Sanchez
This paper discusses a model based on the agency theory to analyze the optimal transfer of construction risk in public works contracts. The base assumption is that of a contract between a principal (public authority) and an agent (firm), where the paymen...
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Min Zhao, Danyang Qin, Ruolin Guo and Xinxin Wang
With the continuous expansion of the market of indoor localization, the requirements of indoor localization technology are becoming higher and higher. Existing indoor floor localization (IFL) systems based on Wi-Fi signal and barometer data are susceptib...
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Lianmeng Chen, Yijie Liu, Yihong Zeng, He Zhang and Yiyi Zhou
Construction errors are unavoidable in actual cable-bar tensile structures. Construction error analysis, evaluation, and especially adjustment theories were still in their infancy. For the improvement of the situation, based on the equilibrium equation, ...
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Jabar H. Yousif, Saif N. Abdul Majeed and Fouad J. I. Al Azzawi
Quantity Surveying (QS) is a process concerned with controlling and managing the costs of construction projects. QS Measurement relies on sophisticated measurement rules that are understood by experienced practitioners. Traditional QS systems, such as st...
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Oluwaseun Sunday Dosumu
Pág. 1 - 26
One of the highly rated causes of poor performance is errors in contract documents. The objectives of this study are to investigate the prevalent errors in contract documents and their effects on construction projects. Questionnaire survey and 51 case st...
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Xingfu Zhang, Yongyi Zhang, Bofeng Li and Guangxin Qiu
In the construction of super-tall buildings, it is rather important to control the verticality. In general, a laser plummet is used to transmit coordinates of reference points from the ground layer-by-layer, which can effectively control the verticality ...
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Oluwaseun Sunday Dosumu
Pág. 1 - 26
One of the highly rated causes of poor performance is errors in contract documents. The objectives of this study are to investigate the prevalent errors in contract documents and their effects on construction projects. Questionnaire survey and 51 case st...
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Yin-Chen Lin, Jyun-Jie Wang, Sheng-Chih Yang and Chi-Chun Chen
This paper presents a joint source?channel image transmission model based on a modified trellis construction using variable-length and fixed-length codes. The model employs linear block trellis codes and a modified Bahl?Cocke?Jelinek?Raviv algorithm for ...
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Amer Darweesh, Marwan Alquran and Khawla Aghzawi
In this paper, we present a robust algorithm to solve numerically a family of two-dimensional fractional integro differential equations. The Haar wavelet method is upgraded to include in its construction the Laplace transform step. This modification has ...
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John P. Perdew, Jianwei Sun, Adrienn Ruzsinszky, Pál D. Mezei, Gábor István Csonka
Pág. 2 - 7
While most molecules and solids are spin-unpolarized, most chemically-active atoms are partly spin-polarized. As a result, the errors of the spin-dependence of a density functional are much more troublesome for atomization energies than they are for typi...
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Yu. I. Khmarskyi
Pág. 259 - 262
A structure and principle of construction of microprocessor circuit of local railway automation is examined on relay-and-contact principle, which realize the three-level filtration of errors providing the highest protection of the systems of station auto...
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V. V. Marochka,O. P. Verovka
Pág. 204 - 208
There is a problem of simplified of computational models, which are used at calculation and designing of metal superstructures as a frame. Sometime it leads to the considerable errors in calculations. In this work researches of dimensioned behavior of a ...
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Jiaying Xu, Qingfeng Meng, Xiaoliang Li, Yanrui Bao and Heap-Yih Chong
This article employs a three-stage slack-based data envelopment analysis (SBM-DEA) model to evaluate the construction safety performance (CSP) of 30 provinces and cities in China, focusing on enhancing the sustainable development of construction safety i...
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Serkan Kivrak and Omar Hiis Udan
Risk management practices are critical for construction companies to prevent any problems caused by uncertainties in the projects. This study examines how risk management is practiced in construction projects of the Somali Regional State in Ethiopia. It ...
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Anna Okhitina, Stepan Tkachev and Dmitry Roldugin
This paper considers a construction procedure of a satellite reference angular motion in the vicinity of an unstable gravitational equilibrium position. The satellite is stabilized on the reference trajectory by the magnetic coils. The problem is solved ...
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Muhammad Umair, Abubakar Sharafat, Dong-Eun Lee and Jongwon Seo
Virtual reality (VR) can potentially enhance various design and construction assessment intensive tasks, such as construction design and review. However, it may lead to cognitive overload, adversely affecting the participants? performance. It is critical...
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Esther Travé Allepuz, Pablo del Fresno Bernal and Alfred Mauri Martí
Building upon the concepts of constructed past theory, this paper introduces the outcome of ontology-mediated data modeling developed by the authors within the last 15 years. Assuming that the past is something constructed through reflection of former ti...
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D. Pullinger, A. Ali, M. Zhang, N. Hill, T. Crutchley
This study addresses two key objectives using operational performance data from most of the Round 1 wind farms connected to the grid in South Africa: benchmarking of wind farm performance and validation of the pre-construction energy yield assessments. T...
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