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  1. 030 理工学 Science & engineering
  2. 学術雑誌掲載論文

夏季建設現場における飲水とファン付き作業服による脱水の低減に関する研究 : 建設作業での発汗量、脱水量、飲水量、およびWBGT・活動量の関係

https://iwate-u.repo.nii.ac.jp/records/15406
https://iwate-u.repo.nii.ac.jp/records/15406
942edabe-487f-4875-85f9-ed450084320a
名前 / ファイル ライセンス アクション
tajee-v85n771p351-360.pdf tajee-v85n771p351-360 (1.2 MB)
Item type 学術雑誌論文 / Journal Article(1)
公開日 2021-10-04
タイトル
タイトル 夏季建設現場における飲水とファン付き作業服による脱水の低減に関する研究 : 建設作業での発汗量、脱水量、飲水量、およびWBGT・活動量の関係
タイトル
タイトル REDUCTION OF DEHYDRATION BY WATER INTAKE AND VENTILATED WORKING WEAR AT A CONSTRUCTION SITE IN SUMMER
言語 en
言語
言語 jpn
キーワード
主題Scheme Other
主題 熱中症
キーワード
主題Scheme Other
主題 ファン付き作業服
キーワード
主題Scheme Other
主題 発汗量
キーワード
主題Scheme Other
主題 脱水量
キーワード
主題Scheme Other
主題 飲水量
キーワード
主題Scheme Other
主題 活動量
キーワード
言語 en
主題Scheme Other
主題 Heatstroke
キーワード
言語 en
主題Scheme Other
主題 ventilated working wear
キーワード
言語 en
主題Scheme Other
主題 Sweat rate
キーワード
言語 en
主題Scheme Other
主題 Dehydration
キーワード
言語 en
主題Scheme Other
主題 Water intake
キーワード
言語 en
主題Scheme Other
主題 Activity
資源タイプ
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
資源タイプ journal article
著者 山崎, 慶太

× 山崎, 慶太

山崎, 慶太

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桒原, 浩平

× 桒原, 浩平

桒原, 浩平

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染谷, 俊介

× 染谷, 俊介

染谷, 俊介

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濱田, 靖弘

× 濱田, 靖弘

濱田, 靖弘

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小林, 宏一郎

× 小林, 宏一郎

小林, 宏一郎

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著者別名
識別子Scheme WEKO
識別子 93205
姓名 YAMAZAKI, Keita
著者別名
識別子Scheme WEKO
識別子 93206
姓名 KUWABARA, Kohei
著者別名
識別子Scheme WEKO
識別子 93207
姓名 SOMEYA, Shunsuke
著者別名
識別子Scheme WEKO
識別子 93208
姓名 HAMADA, Yasuhiro
著者別名
識別子Scheme WEKO
識別子 93209
姓名 KOBAYASHI, Koichiro
著者(機関)
値 岩手大学理工学部, 竹中工務店技術研究所
著者(機関)
値 釧路工業高等専門学校
著者(機関)
値 竹中工務店技術研究所
著者(機関)
値 北海道大学大学院工学研究院
著者(機関)
値 岩手大学理工学部
登録日
日付 2021-10-04
書誌情報 日本建築学会環境系論文集
en : Transactions of AIJ. Journal of environmental engineering

巻 85, 号 771, p. 351-360, 発行日 2020
ISSN
収録物識別子タイプ ISSN
収録物識別子 1881817X
ISSN
収録物識別子タイプ ISSN
収録物識別子 13480685
抄録
内容記述タイプ Abstract
内容記述 To obtain basic data for prevention of heat stroke during construction work in a hot environment, we analyzed the effects of wearing ventilated work wear (VWW) and water intake (RWI). First, experiments were carried out with nine male form workers in an artificial climate chamber (AC) at 34°C. Second, measurements were carried out with four male form workers and one male rebar placer at an outside construction site (CS) for four days in August 2017. It was carried out from 8:00 to 17:00 and was divided into four shifts split up by breaks as follows: 8:00 to 10:00, 10:30 to 12:00, 13:00 to 15:00; and 15:30 to 17:00. Activity amount (ACT) was continuously measured. WBGT was measured in the CS. The sweat rate (SR), the rate of naked body weight loss (RBWL, only in the AC), body weight loss while fully clothed (RBWLC), and RWI were each measured and calculated as the difference between the values before and after work per unit time. Evaporation rate (ER) was defined as the sum of RBWLC and RWI. SR in the CS was estimated from the ER by using the regression equation between ER and SR in the AC data.
 In the AC experiment, the SR during work was constant and RBWL was negatively correlated with RWI, those were statistically significant, regardless of whether the workers wore VWW. The RWI and SR of workers not wearing VWW were significantly higher than those of workers wearing VWW. RWI increased significantly and RBWL decreased as ACT increased. This is the reason that RBWL was negatively correlated with the RWI in the AC.
 In the CS experiments, the SR of workers not wearing VWW increased significantly as WBGT increased, but the RWI did not change significantly; as a result, RBWL increased significantly with WBGT. The SR of individuals wearing VWW, which was lower than that of those not wearing VWW, remained almost constant with increasing WBGT, whereas RWI did not increase with WBGT. As expected from these results, RBWL remained constant as WBGT increased and was consistently lower than that of workers not wearing VWW. The ER of works in the CS was significantly higher than that of those in the AC due to the difference between the averaged ACT in the AC (1.8 Mets) and CS (2.4 Mets). In the CS experiments, we estimated the dewatering ratio (DR) by body weight loss while fully clothed (BWLC), since BWL was not measured. The fluctuation during working shifts of BWLC and DR of workers was compared between those wearing and those not wearing VWW on hot two days. In the shifts, the BWLC of workers not wearing VWW was significantly higher than that of those wearing VWW. Furthermore, in the breaks between shifts, the amount of water recovered by workers not wearing VWW was significantly lower than that of those wearing VWW. As a result, after the last shift, the average DR (2.03) of workers not wearing VWW was higher than that of those wearing VWW (1.53).
 We supposed there is a limit to the amount of water that workers in a construction site can drink. Thus, we verified that, in the CS setting, RBWL increased with increasing WBGT mainly due to insufficient RWI, but could be partly decreased by using VWW, which decreased the SR.
抄録(URL)
表示名 夏季建設現場における飲水とファン付き作業服による脱水の低減に関する研究 : 建設作業での発汗量、脱水量、飲水量、およびWBGT・活動量の関係
URL https://www.jstage.jst.go.jp/article/aije/85/771/85_351/_article/-char/ja
出版者
出版者 日本建築学会
権利
権利情報 © 2020 日本建築学会
NCID
収録物識別子タイプ NCID
収録物識別子 AA11830377
DOI
関連タイプ isIdenticalTo
識別子タイプ DOI
関連識別子 info:doi/10.3130/aije.85.351
著者版フラグ
出版タイプ VoR
出版タイプResource http://purl.org/coar/version/c_970fb48d4fbd8a85
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