• Title/Summary/Keyword: the Military-Facilities

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Insulation Level Assessment on the Military Residential Facilities Considering the Investment Payback Period (투자회수기간을 고려한 군 주거시설의 단열수준 산정 연구)

  • Park, Young Jun;Meang, Joon Ho;Kim, Taehui;Kim, Sung Joong;Lee, Seung-Min;Son, Kiyoung
    • KIEAE Journal
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    • v.15 no.6
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    • pp.57-62
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    • 2015
  • Purpose: This study, which is based on the investment payback periods, aims to suggest the proper insulation level which can be adapted to the Defense Military Facility Criteria regarding the military residential condominiums. For the energy performance simulation, it is required to collect the residential data regarding the military condominiums and climatic data concerning the regions they belongs to. The estimates through energy performance simulation are the regional heating loads and the heating transmission coefficients of building components. Method: With the heating loads, the annual heating cost saving per square meters is assessed. With the heating transmission coefficients of building components, the additional insulation installment cost per square meters is evaluated. With two outcomes, one as an annual value and the other as a present value, the investment payback period is calculated. Result: In result, it could be concluded that 55~70% insulation ratio can lead a superior residental environments as well as be contributed to the national policy associated with zero-energy buildings because the estimated investment payback period is shorter than the life span of the military residental condominiums. This upshot can be used as a foundation to enactment the Defense Military Facility Criteria associated with military residential condominiums.

A Study on the Ecosystem Conservation based on Natural Environment Investigation of Jinhae Area Troops (진해지역부대 자연환경조사를 통한 생태계 보전에 관한 연구)

  • Jang, Cheol-Hyeon;Yu, Jong-Ho
    • Journal of Korean Society of Environmental Engineers
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    • v.36 no.11
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    • pp.733-738
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    • 2014
  • Within the scope that does not interfere with the performance of basic duty, the military has been actively supporting the national policy for the conservation of the natural environment in accordance with the "military environmental protection guidelines". Since there is a lack of information regarding inhabitation for wild fauna and flora, field investigations of the natural environment at Jinhae local unit were performed three times in 2003. As a result of the investigation, lycoris sanguinea as flora, marten, otter, and leopard cat as mammalia, and accipiter soloensis, accipiter gentilis schvedow, accipiter gularis, buteo hemilasius, falco tinnunculus and terpsiphone atrocaudata as bird were confirmed to inhabit. For the conservation of the natural ecosystem, the expansion of research for natural ecosystems within the military unit is required. Additionally, environmental pollution can be prevented through the proper maintenance of basic environmental facilities including sewage treatment facilities, soil pollution control facilities, and waste storage facilities. In cooperation with local governments and private organizations, the natural cleansing action and sustainable wildlife conservation should be expanded.

Comparison of Predicted Maintenance Costs and Actual Maintenance Cost of Military Facilities - Focused on BTL Project - (병영 시설물 수선유지비용 예산대비 실투입 비교에 관한 연구 - BTL사업 중심으로 -)

  • Lee, Don-Soo;Kim, Gwang-Hee
    • Journal of the Korea Institute of Building Construction
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    • v.17 no.5
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    • pp.473-481
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    • 2017
  • With the barracks modernization project, the Ministry of National Defense has been operating 60 projects of the 75 that have been announced. It was difficult to investigate and analyze the data in the past because data could not be obtained while it was much easier to do that since data can be obtained from private companies. With the aim of increasing the usability of the facilities, the objective of this study is to present a reasonable alternative for repair and maintenance costs by investigating and analyzing the budget and the actual expenses of repair and maintenance of military facilities for the past 3 to 5 years, and then identifying the problems with these. To accomplish this, a theoretical review of previous studies and legal grounds related to repair and maintenance costs was performed, and data on the estimates and the actual expenses data used in BTL projects carried out by private companies were analyzed. First, one of the problems was that there are some items omitted, including consumables, and these items should be included in order to secure their budget. Second, in terms of the items for divided payments, two improvements had been presented: a short-term payment plan for the operation period of 3 to 5 years and a long-term payment plan for an additional and complemented period other than the operation period. The repair and maintenance costs should be further studied at the point of time in a future when the actual data on the costs and operation period of military facilities can be secured. This study is expected to serve as empirical data that will form the basis for a reasonable calculation of the construction cost for military facilities.

Proposal of Checklist for the Management of Defects in Barracks Facilities (병영시설 하자관리를 위한 체크리스트 제안)

  • Kim, Jeong-Seop;Bang, Hong-Soon;Kim, Ok-Kyue
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2022.04a
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    • pp.41-42
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    • 2022
  • The management of defects in barracks facilities is carried out in such a way that defects found by the facility's manager are listed and requested to be repaired by the contractor. However, the standards and methods for the inspection of defects in the management of these defects are not specified in detail, so it is difficult to check the defects in detail. In response, the study first analyzed the current status of the number of defects that occurred in 2021 at official residences and barracks of certain units. As a result of the analysis, the number of defects that were not taken care of and that were not taken until the previous month was more than 10 cases on average per month. In order to reduce the number of such defects, major improvements in the field, timing, and safety inspection were found after the inspection of the military's facilities and safety, and the analysis of the manual of maintenance management. In addition, items for improvement of the checklist were derived through an analysis of the repair of defects caused by the unit's official residence and a total of 10 barracks facilities. Based on this, a checklist was proposed to manage defects in barracks facilities through interviews with military facility managers.

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Remodeling Process Model Applying Service Life and Functionality Evaluation for Military Facilities (내용연수와 기능성 평가를 활용한 군 시설물 리모델링 대상 선정 프로세스 모델)

  • Cho, Jongwoo;Lee, Hyun-Soo;Park, Moonseo;Kim, Jaegon;Moon, Hyo-Soo
    • Korean Journal of Construction Engineering and Management
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    • v.16 no.6
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    • pp.41-52
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    • 2015
  • The number of military facilities has been rapidly increased due to growing requirement of modernization and military welfare. However, adequate maintenance has not implemented to these facilities. As a result, they are deteriorated quickly and require performance enhancement treatments. There are two ways of performance enhancement, reconstruction and remodeling. Despite the research result that remodeling within the standard remodeling range is more economical, remodeling of military facilities is not considered equivalent to reconstruction as an option of performance improvement. Therefore, derived from the relationship between performance change during life cycle of building and range of remodeling needs, this study tries to propose Remodeling Process Model(RPM) which uses a method to choose remodeling in a Specific Point of Time(SPT) when remodeling is considered more economical than reconstruction. In addition, this study suggests practical service life and functionality evaluation standard together which require to realize the RPM. This RPM make it possible to avoid the cases that facilities which do not have any problem on structural reliability but have low level of functionality miss appropriate remodeling timing and inevitably choose reconstruction as a performance improvement option. It also present the possibility of simple reconstruction / remodeling decision-making for facility managers who administrate building having various type, compilation and elapsed time. Consequently, this process model focusing on remodeling more may contribute to reduce resource waste caused by reconstruction.

A Study on the Method for Judging the Required Protection Capacity through Decision Making (의사결정론을 통한 방호요구수준 판단방안 제시에 관한 연구)

  • Lee, Sung-Hak;Park, Sang-Woo;Baek, Jang-Woon;Park, Young-Jun
    • Journal of the Korea Institute of Building Construction
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    • v.19 no.2
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    • pp.167-174
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    • 2019
  • Protective facilities are the last means of ensuring the survivability of personnel and assets, and there is a greater amount of matters to consider than those of general buildings. However, the Defense Military Facilities Criteria and the Ministry of the Interior and Safety, Ordinance No. 20, are only considering the expected enemy threats. In this study, we use objective and statistical methods to refine the consideration of the required capacity of protection based on the opinions of the experts. Specifically, the study adopts the Delphi technique associating the experts related to 30 defense military facilities criteria. The first-round questions were open-ended, and it compiled the points to consider related to the bulletproof and explosion - proof design. The second questionnaire was applied as closed questionnaire with 7 points scale methods. As a result of the factor analysis on the opinions of the experts, it was confirmed that the protection requirement level was due to METT + TC.

Application of Analytical Hierarchy Process in Analyzing the Priorities of Strategy for Improving the Army Military Foodservice (계층분석과정(AHP)을 이용한 육군 군대급식 개선과제의 실행 우선순위 분석)

  • Baek, Seung-Hee
    • Korean Journal of Community Nutrition
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    • v.19 no.1
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    • pp.51-59
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    • 2014
  • The current exploratory study presents the Analytical Hierarchy Process (AHP) as a potential decision-making method to obtain the relative weights of alternatives through pairwise comparison in the context of hierarchical structure. The aim of this study was to elicit prior strategy to improve army military foodservice. Content analysis and seven times of in-depth interview from 13 officers of the Ministry of National Defense were conducted to develop the hierarchical structure for AHP analysis. Questionnaires were distributed to 61 foodservice managers and 39 dietitian and military foodservice officers. The highest-ranked strategy for improving military foodservice was the 'renewal of the kitchen facilities' (0.2578), followed by 'enlargement of foodservice operating staffs' (0.2345), 'specialization of sanitation & foodservice management' (0.2222), 'Practical foodservice budget control' (0.1394), and 'menu variety & standardized recipe' (0.1281). 'Enlargement of foodservice facilities' (0.3995), 'increase the no. of kitchen police' (0.3463), 'sanitary & cooking training reinforcement of kitchen police' (0.4445), 'management of foodservice budget by total amount' (0.5043), and 'standardization of mass cooking' (0.3571) were the highest overweight item in each strategy. The study also compared the relative weights of alternatives of foodservice managers with that of dietitians and military foodservice officers. Those two groups revealed some difference in their priority of important strategy regarding army military foodservice. The results of this study would provide the data for making a policy or compilation of the budget regarding army military foodservice.

Analysis of Shielding Effect on Gamma Radiation of Magnetic Aggregate Concrete Applied to Protective Facility (군 방호시설에 자철석 콘크리트 적용 시 감마선 차폐효과 분석)

  • Lee, Sang-Kyu;Lee, Ho-Chan;Lee, Gun-Woo;Han, Da-Hee;Park, Young-Jun
    • Journal of the Korea Institute of Building Construction
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    • v.20 no.2
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    • pp.129-135
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    • 2020
  • The purpose of this research is to analyze the gamma ray shielding effect of heavy concrete containing magnetic aggregate and to confirm the applicability to the military protective facilities. In general, a military concrete structure protects combatants from bullets, and also it provides some radiation shielding. In this research, experiments were conducted using a Cs-137 source to check the gamma ray shielding effect. In addition, the Monte Carlo N-Particle(MCNP) modeling was applied to evaluate the gamma ray shielding effect of a military structure. As a result, as the concrete thickness increased, the shielding performance improved according th the linear attenuation law. With that, as the ratio of magnetic aggregate was increased, gamma ray shielding performance was also improved. Therefore, this research verified that the application of magnetic aggregate concrete to military facilities for radiation shielding purposes would be useful.

A Study on Controlling the Effects of the Internal Explosion of the Explosive Disposal Structure (폭발물 처리 구조물의 내부폭발 영향 제어에 관한 연구)

  • 강영철;최정욱
    • Journal of the Korea Institute of Military Science and Technology
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    • v.3 no.2
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    • pp.204-212
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    • 2000
  • The waste ammunitions have been accumulated in excessive amounts these days. This study focused on the problems related to the method of ammunition disposal which leads the explosion inside the enclosure structure and controls the effects of detonation. This study enables us to design a new type of explosive disposal facilities that would fit to our environments. And this study gives us the prototype design of the explosive disposal structure that are explored in this research and will give us a chance to develop a new type structure that have not been devised by Army, and also will be applicable to construct a civilian explosive disposal structure located in airports, harbors, and public facilities.

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A Study on the Dispositional Structure of Kyungsang Provincial Government Office (KamYoung) in the late 19th century (19세기말(世紀末) 경상감영건축(慶尙監營建築)의 배치구성(配置構成)에 관한 연구(硏究))

  • Cho, Young-Wha
    • Journal of architectural history
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    • v.9 no.2 s.23
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    • pp.33-48
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    • 2000
  • This study aims to analyze the construction of Kyungsang KAMYOUNG in the late Chosun dynasty by restoring its constructive system and relating it with the office organization. followings are the summary of this study. 1. Government office of Daegu consists of inn(KAEGSA), Kyungsang KAMYOUNG, and Daegu city hall(BUA), and JINYOUNG. 2. The layout of virtual placement is shown in the in the text. Even though it had been newly constructed due to three times of fire, the fundamental scheme of space is found out not to have been changed since mid-eighteen century at the latest. 3. Followings are the result of analyzing the space of KAMYOUNG, after dividing its space into entry area, main business area and police military business area in the aspect of business. First, entry area consists of 2 door system with external door(UOISAMMUN) and internal door(NAESAMMUN). Second, main business area consists of facilities for inspector, public officials, and low grade employee respectively This space is divided into SUNHWADANG area and JINGCHONGKAK area, and the former consists of active business facilities, and the latter consists of passive business facilities focusing on the rest facilities. Third, business support area consists of facilities for low grade employee and minor assistant respectively, which are placed to the left and right of POJONGMUN and KWANPUNGRU. Fourth, police military business space is in middle(JUNGYOUNG) and forms separate areas to the east of SUNHWADANG. Accordingly, It is certain that the space of Kyungsang KAMYOUNG had been placed in accordance with the nature of business per position.

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