Personnel Information

写真a

Nagai Hiroshi


The master's program in charge

Division of Sustainable and Environmental Engineering

The department in charge

Department of Civil Engineering and Architecture

Job title

Assistant Professor

E-mail Address

E-mail address

Research field 【 display / non-display

  • Building structures/Materials

Keywords for Research Field 【 display / non-display

  • Soil structure interaction

  • Piled raft foundation

  • Exsisting old pile

  • Screwed pile

  • Seismic response

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Graduate school・Graduate course, etc. 【 display / non-display

  • Muroran Institute of Technology

    2004,Doctoral program,Graduate School, Division of Engineering,Division of Civil Enginnering and Architecture,Completed,Japan

Graduate school・major, etc. 【 display / non-display

  • Muroran Institute of Technology

    1999,Faculty of Engineering,Department of Civil Enginnering and Architecture,Graduate,Japan

Academic Society 【 display / non-display

  • Architectural Institute of Japan

  • The Japanese Geotechnical Society

  • International Society for Soil Mechanics and Geotechnical Engineering

  • Japan Association for Earthquake Engineering

Academic prize 【 display / non-display

  • 第40回地盤工学研究発表会優秀論文発表者賞

    2005.07,地盤工学会

  • 平成26年度地盤工学会北海道支部賞

    2015.04.24,地盤工学会北海道支部

 
 

Papers 【 display / non-display

  • Influence of installation method on performance of screwed pile and evaluation of pulling resistance

    Hiroshi Nagai,Tsutomu Tsuchiya,Masao Shimada,Soils and Foundations,vol.Vol.58,(2),(p.355 ~ 369),2018.04

  • STATISTICAL STUDY ON LOAD-SETTLEMENT CHARACTERISTICS TOE OF SCREW PILES

    土屋 勉,永井 宏,下奈津実,AIJ Jornal of technology and design,vol.第22,(第52),(p.915 ~ 918),2016.10

  • Lateral resistancecharacteristics of screwed pile with soil improvement raround pile head

    永井 宏,土屋 勉,池田篤則,佐藤雄太,島田正夫,地盤工学ジャーナル,vol.Vol.11,(No.2),(p.127 ~ 137),2016.06

  • AN ANALYTICAL STUDY ON FOUNDATION INPUT MOTION OF NEW PILE FOUNDATION WITH OLD PILES LEFT UNDERGROUND

    永井 宏,土屋 勉,葛西 勇紀,Journal of Structural Engineering,vol.Vol.62B,(p.395 ~ 404),2016.03

  • Model tests of pulling resistance of helical screw piles - The effect of embedment of a helical screw pile into a bearing layer -

    中沢楓太,土屋 勉,永井 宏,島田正夫,岡 聖也,Journal of Structural and construction Engineering,vol.第80,(第714),(p.1279 ~ 1286),2015.08

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International conference proceedings 【 display / non-display

  • Analytical study on flexural performance of concrete-filled double steel pipe pile

    Keisuke Adachi, Hiroshi Nagai,Joint Seminar on Environmental Science and Disaster Mitigation Research 2018,(p.75 ~ 76),2018.03

  • Shear Strain Distribution in Soil around Piled Raft Foundation under Severe Earthquake

    Takanori Mimuro, Hiroshi Nagai,Joint Seminar on Environmental Science and Disaster Mitigation Research 2018,(p.143 ~ 144),2018.03

  • Seismic response behavior of Piled raft Foundation Considering Soil-Structure Interaction under Strong Earthquake

    Takanori Mimuro, Hiroshi Nagai,Joint Seminar on Environmental Science and Disaster Mitigation Research 2017,(p.41 ~ 42),2017.03

  • Calculation method and Estimation on Dynamic Impedance of Piled raft Foundation

    Keiichi Muramoto, Hiroshi Nagai,Joint Seminar on Environmental Science and Disaster Mitigation Research 2017,(p.101 ~ 102),2017.03

  • Model Tests of Pulling Resistance of Helical Screw Piles - Effect of Installation Method -

    Tomohiro Mine, Tsutomu Tsuchiya, Hiroshi Nagai and Masao Shimada,Joint Seminar on Environmental Science and Disaster Mitigation Research 2016,(p.110 ~ 111),2016.03

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Editorial and Commentary 【 display / non-display

  • 第49回地盤工学研究発表会 総括 6.地盤と構造物 杭基礎④

    永井 宏,地盤工学会誌,vol.Vol.62,(No.11/12),2014.12

  • 第48回地盤工学研究発表会 総括 6.地盤と構造物 鉛直③

    永井 宏,地盤工学会誌,vol.Vol.61,(No.11/12),2013.12

Research reports 【 display / non-display

  • Analytical study on deformation characteristic and bending strength of concrete filled double steel pipe piles under axial force and bending moment

    足立啓輔,永井宏,池田篤則,佐藤雄太,山口湧也,日本建築学会北海道支部研究報告集,(No.91),(p.115 ~ 118),2018.06

  • An analytical study on effects of existing old pile condition for foundation input motion of new pile foundation considering nonlinearity of soil

    佐藤来美,永井宏,日本建築学会北海道支部研究報告集,(No.91),(p.87 ~ 90),2018.06

  • Analytical Study on Compressive Behavior of Concrete-Filled Double Steel Pipe Pile

    足立啓輔,永井宏,池田篤則,佐藤雄太,日本建築学会北海道支部研究報告集,(No.90),(p.53 ~ 56),2017.06

  • Numerical Analysis of Effects of Configuration of Old Piles Left Underground on Foundation Input Motion of Pile Foundation

    永井宏,室蘭工業大学紀要,(No.66),(p.83 ~ 94),2017.03

  • Experimental study on pulling resistance of screwed pile - Effect of installation method on resistance and vertical stiffness of screwed pile -

    峯知宏,永井宏,島田正夫,地盤工学会北海道支部技術報告集,(No.57),(p.223 ~ 230),2017.02

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Presentaion at conference, meeting, etc. 【 display / non-display

  • Dynamic impedance and dynamic interaction factor of piled raft foundation

    永井宏,日本建築学会,日本建築学会大会学術講演梗概集,(p.545-546),2018.09.04

  • An analytical study on effects of existing old pile condition for foundation input motion of new pile foundation considering nonlinearity of soil

    佐藤来美,永井宏,日本建築学会,日本建築学会大会学術講演梗概集,(p.619-620),2018.09.04

  • Fundamental study on lateral resistance of concrete-filled double steel pipe piles:Part5 Outline of bending test under axial loading and results

    山口湧也,池田篤則,佐藤雄太,永井宏,日本建築学会,日本建築学会大会学術講演梗概集,(p.657-658),2018.09.04

  • Fundamental study on lateral resistance of concrete-filled double steel pipe piles – Part6 Analytical study on deformation and strength of double steel pipe under axial force and bending moment -

    足立啓輔,永井宏,池田篤則,佐藤雄太,山口湧也,日本建築学会,日本建築学会大会学術講演梗概集,(p.659-660),2018.09.04

  • Observation of soil movement around pile after installation or loading test and calculation of pulling resistance of screwed pile

    永井宏,峯知宏,島田正夫,土屋勉,日本建築学会,日本建築学会大会学術講演梗概集,(p.601-602),2017.09.01

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Class subject in charge 【 display / non-display

  • 基礎構造演習

    2018,Department

  • 建築学概論

    2018,Department

  • 建築法規

    2018,Department

  • 基礎構造演習

    2017,Department

  • 建築学概論

    2017,Department

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