• 제목/요약/키워드: Foundation survey

검색결과 796건 처리시간 0.024초

Initial Report for the Radiation Effects Research Foundation F1 Mail Survey

  • Milder, CM;Sakata, R;Sugiyama, H;Sadakane, A;Utada, M;Cordova, KA;Hida, A;Ohishi, W;Ozasa, K;Grant, EJ
    • Asian Pacific Journal of Cancer Prevention
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    • 제17권3호
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    • pp.1313-1323
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    • 2016
  • To study the full health effects of parental radiation exposure on the children of the atomic bomb survivors, the Radiation Effects Research Foundation developed a cohort of 76,814 children born to atomic bomb survivors (F1 generation) to assess cancer incidence and mortality from common adult diseases. In analyzing radiation-associated health information, it is important to be able to adjust for sociodemographic and lifestyle variations that may affect health. In order to gain this and other background information on the F1 cohort and to determine willingness to participate in a related clinical study, the F1 Mail Survey Questionnaire was designed with questions corresponding to relevant health, sociodemographic, and lifestyle indicators. Between the years 2000 and 2006, the survey was sent to a subset of the F1 Mortality Cohort. A total of 16,183 surveys were completed and returned: 10,980 surveys from Hiroshima residents and 5,203 from Nagasaki residents. The response rate was 65.6%, varying somewhat across parental exposure category, city, gender, and year of birth. Differences in health and lifestyle were noted in several variables on comparison across city and gender. No major differences in health, lifestyle, sociodemographics, or disease were seen across parental exposure categories, though statistically significant tests for heterogeneity and linear trend revealed some possible changes with dose. The data described herein provide a foundation for studies in the future.

석회 공동의 특성과 카르스트 지역 내 교량 기초를 위한 조사 설계 (Characteristics of Lime-cavities and Survey Design for Bridge Foundation in the Karst Area)

  • 윤운상;김학수;최원석
    • 한국지반공학회:학술대회논문집
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    • 한국지반공학회 1999년도 봄 학술발표회 논문집
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    • pp.399-406
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    • 1999
  • Recently, the construction of the several highway bridges in the karst area have encountered severe problems associated with cavities and sinkholes. To solve this problems, it is important to understand the distribution characteristics of cavities in the construction site on limestone area. This paper briefly describes the different types, the distribution control factors and the infill sediment types of lime-cavities in the study area, bridge site in the karst area and propose the effective method of survey design. Cavity system may be divided into two main groups, 1)'slot and cave system'and 2)'sinkhole and cave system'. And the shape, the size and the distribution pattern of cavity are controlled by three main factors - rock type, geological structure and ground water condition. Additionally, infill sediment may be considered as one of the important design factors for foundation design and divided into four types by sediment properties. There are geophysical thechnics and geologic survey and drilling test, etc. by the survey method to interpretate characteristics of cavity system, and this methods are optimally designed at the site investigation stage.

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중년여성의 신체만족도와 화운데이션 착용태도에 관한 연구 (A Study on Body Satisfaction and Wearing State of Foundation among Middle Aged Women)

  • 남윤자
    • 복식
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    • 제43권
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    • pp.83-96
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    • 1999
  • The Purpose of this study was to the basic informations about the wearing stagte according to body satisfaction of the middle aged women. For the research method the actual wearing state of the foundation and the degree of body satisfaction were checked by questionaire survey from 350 middle aged women and analyzed 280 sheets. The results were as follows: 1. At the body satisfaction survey the respondent reply lower score about the girth items especially abdominal girth. According to the body shape and age there were meaningful differences. 2. The actual wearing state of the foundation had meaningful differences according to the body shape and age. The most important was about the fit for their bodies. 3. The most important dissatisfaction was about the fit for their bodies. Also there was meaningful differences according to body shape and age. 4. for the result of the feelings of wearing the foundation the feelings of wearing the girdle were more inconvenient than the feelings of wearing the brassiere Also there were meaningful differences according to the body shape and age. older and obeser women feel more inconvenient.

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Validation of a new magnetometric survey for mapping 3D subsurface leakage paths

  • Park, DongSoon;Jessop, Mike L.
    • Geosciences Journal
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    • 제22권6호
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    • pp.891-902
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    • 2018
  • Techniques for more reliable detection of 3D subsurface flow paths are highly important for most water-related geotechnical projects. In this case study, a magnetometric resistivity method with a new approach and state-of-the-art technology ("Willowstick survey") was applied to the testbed dam (YD dam) site, and its applicability was validated by geotechnical investigation techniques including borehole drilling and sampling, Lugeon test, flow direction and velocity test, and seismic tomography. In addition to the magnetometric survey, a 3D electrical resistivity survey was performed independently and the results were compared and discussed. The electrical resistivity survey was effective in detecting groundwater levels, but it was limited in mapping leakage paths. On the other hand, the Willowstick magnetometric survey effectively detected geologic weaknesses (e.g., fault fracture) and potential leakage paths of the dam site foundation rocks. The results of this research are expected to be effective for water infrastructures where leakage is an important issue.

A foundation treatment optimization approach study in hydraulic engineering

  • Zhang, Tianye;Liu, Shixia
    • Earthquakes and Structures
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    • 제15권2호
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    • pp.215-225
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    • 2018
  • To reach a better foundation treatment project, an optimized analysis of composite foundation was studied in the field of hydraulic engineering. Its unique characteristics in hydraulic engineering were concluded. And, the overall and detailed analysis of the composite foundation model established was carried out. The index parameters of the vertical reinforced rigid pile composite foundation were formulated. Further, considering the unique role of cushion in hydraulic engineering, its penetration and regularity were analyzed. Then, comparative and optimized analyses of cushion multistage physical dimensions and multistage material characteristics were established. The parameters of the piles distance were optimized and the multilevel scientific and reasonable parameters information was obtained. Based on the information of these parameters, the practical application was verified. It effectively supported the effective application of vertical reinforcement rigid pile composite foundation in hydraulic engineering. The service mechanism of composite foundation was fully analyzed.

미국 디자인대학의 Foundation과정에 관한 연구 (A Study on The Foundation Corse of Design Schools in USA)

  • 민찬홍
    • 한국가구학회지
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    • 제20권2호
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    • pp.175-190
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    • 2009
  • As essential element of designers, foundation studies program helps student deal with the individual expression of imagination and variety of correspondence for solving design problem through the understanding of 2-D, 3-D basic design elements, principals, structures. Liberal art and foundation studio courses provides embodiment and settlement of design principal through the foundation studies expand to experiences systematically and deeply. After the Industrialization, foundation studies have developed from Bauhaus in German, the courses have been progressing and systematizing with the demand of time in United States. Growth of Industrialization, expanded design areas departmentalized to various of fields, then the segmentation of foundation courses tend to important than basic design courses. The introduction of information era, the appearance of computer is placed as a tool of design development and added to applied basic courses. This study is intended to know how to change the leading foundation courses in United State due to the revitalization of industrialization and information through the research and analyse to foundation design education curriculums. As a result, most of design school in United States provide drawing, 2-D, 3-D, and 4-D courses included 3-D design element as a basic studies and provide to students introduction to fundamental principal of design concept and communication in both theoretical and applied form. Also though the history, literature, critic, research and survey courses provide students to organize fundamental of systematical logic and understanding design system.

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성인여성(成人女性)의 연령별(年齡別) 파운데이션 착용실태 연구(着用失態 硏究) - 브래지어와 거들을 중심(中心)으로 - (A Study on the Actual Wearing Condition of Foundation Garment for Adult Women - Focusing on the Brassiere and Girdle -)

  • 김영숙
    • 패션비즈니스
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    • 제10권1호
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    • pp.132-147
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    • 2006
  • The purpose of this study is to provide for the basic data useful to the effective production and marketing of the foundation garment befitting adult women's shapes and preferences, and thereby, help them improve their apparel life. For this purpose, 563 Korean women aged between 20-59 were sampled to survey their recognition and actual wearing condition of foundation garments and positively identify the factors affecting the practices and thereupon, determine the correlations among them by age group. The raw data of this study is processed by SPSS Win(10.1) and analyzed by using frequency, percentage, $x^2$-test, ANOVA, Duncan-test. The most of adult women were aware of their foundation size and the absolute majority of them wore brassieres, while a half of them used the girdles. The adult women had 5.7 Brassieres and 2.2 Girdles. The use of the foundation depended much on user's age or seasons. They had begun to wear Brassieres at their age of 15 on an average and Girdle around their age of 19 depending their individual needs. It has been found through this study that adult women's is actual wearing condition of foundation garments differ by age group, which may well suggest that foundation production need to consideration this age-wise practices when setting up their foundation production and marketing strategies.

대한민국 건강도시 평가(2008-2010) (Evaluation of the Healthy Cities in Korea(2008-2010))

  • 오유미;김혜정;홍경수
    • 보건교육건강증진학회지
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    • 제28권3호
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    • pp.99-111
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    • 2011
  • Objectives: This study aims at evaluating performance of the Healthy Cities in Korea during the period of 2008-2010. Furthermore, it will explore future direction for qualitative growth of the Healthy Cities in Korea. Methods: A survey has been conducted annually with current healthy cities; 46 in 2009, 56 in 2010 and 60 in 2011. Survey instrument consists of 13 questions to evaluate general status, implementation system and sub-programs, and the result of the survey was analyzed by using PASW Statistic 18.0 focusing on categorizing healthy cities and looking at sub-programs trends. Results: In 2010, there are 60 Healthy Cities in Korea, whose number grows continuously. The most noticeable characteristic is that administrative bodies in urban area strongly promote the Healthy Cities Project, while the projects are usually associated with other health promotion projects rather than independently carried out. Also, their sub-programs are concentrated on 'healthy-setting' and 'healthy lifestyle programs'. Conclusions: To improve the quality of the Healthy Cities in Korea, a number of requirements should be met. The most urgent requirement is sector-wide comprehensive policy fostering Healthy Cities development strategy. Moreover, it is expected that over-arching theme should be set up under the framework of National Healthy Cities Network.

심층혼합고결처리공법을 이용한 항만구조물 기초설치에 관한 연구 (Construction of harbor foundation using deep mixing method)

  • 한우선;이태영;임우성
    • 한국지반공학회:학술대회논문집
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    • 한국지반공학회 2003년도 봄 학술발표회 논문집
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    • pp.841-846
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    • 2003
  • The purpose of this paper is to present and discuss some of harbor foundation constructed on seashore soft ground by Deep Wing Mixing in deep mixing method. A series of laboratory and field experiments including unconfined compressive strength, permeability, geo-physical survey, sea water concentration, lateral and settlement measurement, field core sample were carried out to check physical, mechanical and environmental characteristics of solidified foundation soil treated by HWS solidifying agent. The results from this research showed that Deep Wing Mixing method could be efficiently applied in the construction site of seashore structure foundation.

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Validating the Structural Behavior and Response of Burj Khalifa: Synopsis of the Full Scale Structural Health Monitoring Programs

  • Abdelrazaq, Ahmad
    • 국제초고층학회논문집
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    • 제1권1호
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    • pp.37-51
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    • 2012
  • New generation of tall and complex buildings systems are now introduced that are reflective of the latest development in materials, design, sustainability, construction, and IT technologies. While the complexity in design is being overcome by the availability and advances in structural analysis tools and readily advanced software, the design of these buildings are still reliant on minimum code requirements that yet to be validated in full scale. The involvement of the author in the design and construction planning of Burj Khalifa since its inception until its completion prompted the author to conceptually develop an extensive survey and real-time structural health monitoring program to validate all the fundamental assumptions mad for the design and construction planning of the tower. The Burj Khalifa Project is the tallest structure ever built by man; the tower is 828 meters tall and comprises of 162 floors above grade and 3 basement levels. Early integration of aerodynamic shaping and wind engineering played a major role in the architectural massing and design of this multi-use tower, where mitigating and taming the dynamic wind effects was one of the most important design criteria established at the onset of the project design. Understanding the structural and foundation system behaviors of the tower are the key fundamental drivers for the development and execution of a state-of-the-art survey and structural health monitoring (SHM) programs. Therefore, the focus of this paper is to discuss the execution of the survey and real-time structural health monitoring programs to confirm the structural behavioral response of the tower during construction stage and during its service life; the monitoring programs included 1) monitoring the tower's foundation system, 2) monitoring the foundation settlement, 3) measuring the strains of the tower vertical elements, 4) measuring the wall and column vertical shortening due to elastic, shrinkage and creep effects, 5) measuring the lateral displacement of the tower under its own gravity loads (including asymmetrical effects) resulting from immediate elastic and long term creep effects, 6) measuring the building lateral movements and dynamic characteristic in real time during construction, 7) measuring the building displacements, accelerations, dynamic characteristics, and structural behavior in real time under building permanent conditions, 8) and monitoring the Pinnacle dynamic behavior and fatigue characteristics. This extensive SHM program has resulted in extensive insight into the structural response of the tower, allowed control the construction process, allowed for the evaluation of the structural response in effective and immediate manner and it allowed for immediate correlation between the measured and the predicted behavior. The survey and SHM programs developed for Burj Khalifa will with no doubt pioneer the use of new survey techniques and the execution of new SHM program concepts as part of the fundamental design of building structures. Moreover, this survey and SHM programs will be benchmarked as a model for the development of future generation of SHM programs for all critical and essential facilities, however, but with much improved devices and technologies, which are now being considered by the author for another tall and complex building development, that is presently under construction.