Codal Provisions for Foundation Design on Soils and Rocks: A Review

Author(s):  
Gaurav Sharma ◽  
Pradeep Kumar ◽  
Koushik Pandit ◽  
Sayantani Lala
2018 ◽  
Vol 14 (1) ◽  
pp. 6057-6061 ◽  
Author(s):  
Padmanaban M S ◽  
J Sreerambabu

A piled raft foundation consists of a thick concrete slab reinforced with steel which covers the entire contact area of the structure, in which the raft is supported by a group of piles or a number of individual piles. Bending moment on raft, differential and average settlement, pile and raft geometries are the influencing parameters of the piled raft foundation system. In this paper, a detailed review has been carried out on the issues on the raft foundation design. Also, the existing design procedure was explained.


2013 ◽  
Author(s):  
John Carmody ◽  
◽  
Garrett Mosiman ◽  
Daniel Handeen ◽  
Patrick Huelman ◽  
...  
Keyword(s):  

2021 ◽  
Vol 11 (7) ◽  
pp. 2940
Author(s):  
Michael Bruen

The SCOPUS and Wed of Science bibliometric databases were searched for papers related to the use of multi-criteria methods in civil engineering related disciplines. The results were analyzed for information on the reported geographical distribution of usage, the methods used, the application areas with most usage and the software tools used. There was a wide geographical distribution of usage with all northern hemisphere continents well represented. However, of the very many methods available, a small number seemed to dominate usage, with the Analytic Hierarchy Process being the most frequently used. The application areas represented in the documents found was not widely spread and mainly seemed to be focused on issues such as sustainability, environment, risk, safety and to some extent project management, with less usage on other areas. This may be due to individual engineer’s choices in relation to if and how to disseminate the results of their work and to their choice of keywords and titles that determine if their publications are selected in bibliographic searches and thus more visible to a wider readership. A comparison with more topic focused searches, relating to Bridge Design, Earthquake Engineering, Cladding, Sewage Treatment, Foundation design, Truss design, Water Supply, Building Energy, Route selection and Transport mode showed very different results. Analysis of the papers in this area indicated that the full range of supporting software available for multi-criteria decision analysis (many listed in this paper) may not be fully appreciated by potential users.


2021 ◽  
Vol 820 (1) ◽  
pp. 012019
Author(s):  
Qingwen Guo ◽  
Baohua Guo ◽  
Yelan Zhu ◽  
Huihui Wang ◽  
Zhe Meng

2021 ◽  
Vol 70 (2) ◽  
pp. 271-305
Author(s):  
Paula Giliker

AbstractThe law of tort (or extra or non-contractual liability) has been criticised for being imprecise and lacking coherence. Legal systems have sought to systemise its rules in a number of ways. While civil law systems generally place tort law in a civil code, common law systems have favoured case-law development supported by limited statutory intervention consolidating existing legal rules. In both systems, case law plays a significant role in maintaining the flexibility and adaptability of the law. This article will examine, comparatively, different means of systemising the law of tort, contrasting civil law codification (taking the example of recent French proposals to update the tort provisions of the Code civil) with common law statutory consolidation and case-law intervention (using examples taken from English and Australian law). In examining the degree to which these formal means of systemisation are capable of improving the accessibility, intelligibility, clarity and predictability of the law of tort, it will also address the role played by informal sources, be they ambitious restatements of law or other means. It will be argued that given the nature of tort law, at best, any form of systemisation (be it formal or informal) can only seek to minimise any lack of precision and coherence. However, as this comparative study shows, further steps are needed, both in updating outdated codal provisions and rethinking the type of legal scholarship that might best assist the courts.


2021 ◽  
Vol 9 (6) ◽  
pp. 589
Author(s):  
Subhamoy Bhattacharya ◽  
Domenico Lombardi ◽  
Sadra Amani ◽  
Muhammad Aleem ◽  
Ganga Prakhya ◽  
...  

Offshore wind turbines are a complex, dynamically sensitive structure due to their irregular mass and stiffness distribution, and complexity of the loading conditions they need to withstand. There are other challenges in particular locations such as typhoons, hurricanes, earthquakes, sea-bed currents, and tsunami. Because offshore wind turbines have stringent Serviceability Limit State (SLS) requirements and need to be installed in variable and often complex ground conditions, their foundation design is challenging. Foundation design must be robust due to the enormous cost of retrofitting in a challenging environment should any problem occur during the design lifetime. Traditionally, engineers use conventional types of foundation systems, such as shallow gravity-based foundations (GBF), suction caissons, or slender piles or monopiles, based on prior experience with designing such foundations for the oil and gas industry. For offshore wind turbines, however, new types of foundations are being considered for which neither prior experience nor guidelines exist. One of the major challenges is to develop a method to de-risk the life cycle of offshore wind turbines in diverse metocean and geological conditions. The paper, therefore, has the following aims: (a) provide an overview of the complexities and the common SLS performance requirements for offshore wind turbine; (b) discuss the use of physical modelling for verification and validation of innovative design concepts, taking into account all possible angles to de-risk the project; and (c) provide examples of applications in scaled model tests.


2013 ◽  
Vol 740 ◽  
pp. 655-658
Author(s):  
Huan Sheng Mu ◽  
Ling Gao

Through the practice of tamped cement soil pile in treatment of soft soil foundation in Guan to Shenzhou section of Daqing-Guangzhou Expressway, the author expounds the action mechanism of rammed soil cement pile, composite foundation design points and calculation method of bearing capacity characteristic value.


2011 ◽  
Vol 90-93 ◽  
pp. 387-392
Author(s):  
Ying Cui ◽  
Jun Hai Zhao ◽  
Shan Shan Sun

The composite foundation fully takes the carrying capacity of pile and soil into account, which decreases the settlement of oil storage tank foundation and differential settlement of oil storage tank bottom apparently. Analyzing the changes of stress and settlement under different conditions and optimizing the parameters of pile have important significance in engineering practice. In this paper, with an actual project of oil storage tank for background, basing on the Drucker-Prager yield criterion, the FEM model of composite foundation has been carried out by using ANSYS procedure. And with simulating the status of composite foundation under the working load, the project properties of composite foundation are investigated. Further more, analysis on the impacts of different pile parameters on stress and settlement of composite foundation have been carried out. In the end, the optimization scheme of composite foundation design has been proposed.


2009 ◽  
Author(s):  
Ya Li ◽  
Xingnian Chen ◽  
Shejun Fan ◽  
Jean-Louis Briaud ◽  
Hamn-Ching Chen

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