第 48 回地盤工学研究発表会
2013 年 7 月

463

D - 04 （富山）       ࡂࠗࠬࡇ࡯࠼Ꮏᴺߦࠃࠆᩇ⁁⎈⍹⵬ᒝ૕ߩㅘ᳓⢻ജ⹜㛎ㅘ᳓ᕈ ⎈⍹ ᶧ⁁ൻ                   ࡂࠗࠬࡇ࡯࠼ࠦ࡯ࡐ࡟࡯࡚ࠪࡦࢃ ᱜળຬ ዊਠ㓳ੱ                             ࡂࠗࠬࡇ࡯࠼ࠦ࡯ࡐ࡟࡯࡚ࠪࡦࢃ ᱜળຬ ၳ↰⺈
1. ߪߓ߼ߦ ႎ๔ 1) ߦࠃࠇ߫㧘᧲ᣣᧄᄢ㔡ἴᓟߩ⺞ᩏ߆ࠄᩇ⁁⎈⍹⵬ᒝ૕ࠍ↪޿ߚ࿾⋚⵬ᒝᎿᴺ ( ࡂࠗࠬࡇ࡯࠼Ꮏᴺ ) ߦߪᶧ⁁ൻߩᛥ೙ലᨐ߇޽ࠆߣ޿߁ߎߣ߇⏕⹺ߐࠇߚ‫ߒ߆ߒޕ‬㧘ࡂࠗࠬࡇ࡯࠼Ꮏᴺߦࠃࠆᩇ⁁⎈⍹⵬ᒝ૕ߩౕ૕⊛ߥㅘ᳓⢻ജߦߟ޿ߡታ⸽ߪߐࠇߡ޿ߥ޿‫ޕ‬ ᧄႎ๔ߢߪ㧘ࡂࠗࠬࡇ࡯࠼Ꮏᴺߦࠃࠅ▽ㅧߐࠇߚᩇ⁁⎈⍹⵬ᒝ૕ߩ㋦⋥ㅘ᳓ଥᢙࠍ⹜㛎ߦࠃࠅ⏕⹺ߒߚߩߢႎ๔ߔࠆ‫ޕ‬
2. ⹜㛎᭎ⷐ ࡂࠗࠬࡇ࡯࠼Ꮏᴺߦࠃࠆᩇ⁁⎈⍹⵬ᒝ૕ߩ㋦⋥ㅘ᳓ଥᢙࠍ⺞ߴࠆߚ߼㧘⃻႐ߦߡㅘ᳓⹜㛎ࠍⴕߞߚ‫ޕ‬⹜㛎᭎ⷐࠍ࿑ .2 ߦ␜ߔ‫ޕ‬࿾⋚ౝߦ᭴▽ߒߚᩇ⁁⎈⍹⵬ᒝ૕ߩਅㇱࠃࠅ᳓ࠍᵈ౉ߒ㧘ᩇ⁁⎈⍹⵬ᒝ૕ౝࠍ਄᣹ߒḷ᳓ߒߚ᳓૏╬߆ࠄ㋦⋥ㅘ᳓ଥᢙࠍ▚಴ߒߚ‫⹜ޕ‬㛎࿾⋚ߪ⍾⾰࿯ਥ૕ߩ࿾⋚ ( ᗲᇫ⋵᧻ጊᏒ ) ߢⴕ޿㧘࿑ .1 ߦࡏ࡯࡝ࡦࠣᩇ⁁࿑ࠍ␜ߔ‫ޕ‬    ( ࿑ .1  ࡏ࡯࡝ࡦࠣᩇ⁁࿑ )     ( ࿑ .2  ㅘ᳓⹜㛎᭎ⷐ࿑ )3. ⹜㛎ౝኈ ࿾⋚ౝߦ⴫ .1 ᧦ઙߩᩇ⁁⎈⍹⵬ᒝ૕ࠍ▽ㅧߒߚ‫ ޕ‬GL-1.00m
߹ߢߪ᳓૏⏕⹺ߩߚ߼ߦ⎈⍹ࠍᛩ౉ߖߕ㧘ᱛ᳓ߩߚ߼ߦ
GL-2.70m ᷓᐲ߹ߢ⋥ᓘ 490mm ߩࠤ࡯ࠪࡦࠣࠍᑪㄟࠎߛ‫ޕ‬ᰴߦᩇ⁁⎈⍹⵬ᒝ૕ߦ᳓ࠍᵈ౉ߔࠆߚ߼ 1.98m 㔌ࠇߚᚲ߆ࠄⷺᐲ
21.35° ߢᩇ⁁⎈⍹⵬ᒝ૕ਅㇱ߳ะ߆ߞߡ 5.38m ࡏ࡯࡝ࡦࠣࠍⴕ ( ⴫ .1  ᩇ⁁⎈⍹⵬ᒝ૕᧦ઙ )ĳ400ᩇ⁁⎈⍹⵬ᒝ૕ᓘ૶↪᧚ᢱࠦࡦࠢ࡝࡯࠻↪⎈⍹ 40-20ᩇ⁁⎈⍹⵬ᒝ૕㐳

GL-5.00m޿㧘వ┵ㇱ߆ࠄ 60cm 㑆ࠍ ĳ8mm ߩⓣߢජ㠽ߦว⸘48▎ᚲ㐿ญߒߚㅍ᳓▤ࠍᝌ౉ߒߚ ( ࿑ .2  Ԙ ) ‫ߡ޿⛯ޕ‬ㅍ᳓▤ߦ᳓ࠍᵹߔߚ߼ߦ⾂᳓࠲ࡦࠢࠍ❬ߍ㧘ߘߩ਄ㇱߦࡁ࠶࠴࠲ࡦࠢ (A) ࠍ⸳⟎ߒᵈ᳓ᤨߩᵹ౉㊂ࠍ᷹ࠇࠆࠃ߁ߦߒߚ ( ࿑ .2 ԙ ) ‫ߚ߹ޕ‬㧘ᵹ಴㊂ࠍ᷹ࠆߚ߼㧘ࠤ࡯ࠪࡦࠣߩ⌀ᮮࠍࡃ࠶ࠢࡎ࠙ߢជ೥ߒ㧘ࠤ࡯ࠪࡦࠣᵹ಴ญߩ⌀ਅߦࡁ࠶࠴࠲ࡦࠢ(B) ࠍ⸳⟎ߒߚ ( ࿑ .2  Ԛ ) ‫ޕ‬ ㅘ᳓⹜㛎ᣇᴺߪㄭធߔࠆ↪ឃ᳓〝߆ࠄ 2 ࠗࡦ࠴ߩࠛࡦࠫࡦࡐࡦࡊߢࡁ࠶࠴࠲ࡦࠢ (A) ߳ㅍ᳓ߒ㧘ߎࠇ߆ࠄ⾂᳓࠲ࡦࠢ߳ᵹ౉ߔࠆ‫⾂ޕ‬᳓࠲ࡦࠢ߆ࠄㅍ᳓▤ࠍ੺ߒߡᩇ⁁⎈⍹⵬ᒝ૕ਅㇱߦᵹ౉ߔࠆ‫ޕ‬ᵹ౉ߒߚ᳓߇ᩇ⁁⎈⍹⵬ᒝ૕ౝࠍ਄᣹ߒ㧘ࠤ࡯ࠪࡦࠣߩᵹ಴ญࠍᵹࠇ㧘ᦨ⚳⊛ߦࡁ࠶࠴࠲ࡦࠢ (B) ߳᳓߇ᵹࠇࠆ‫ߩᤨߩߘޕ‬᳓㊂ࠍ᷹ቯߔࠆ‫ޕ‬ ෶㧘ߎߩࡁ࠶࠴࠲ࡦࠢ߆ࠄᵹਅߒߚ᳓૏߇৻ቯߣߥࠆ᳓૏߽᷹ቯߔࠆ‫ᤨߩߎޕ‬㧘ࡁ࠶࠴࠲ࡦࠢ (B) ߇ᶐ߆ࠆߎߣߩή޿ࠃ߁ߦ᳓ਛࡐࡦࡊߢឃ᳓ࠍⴕ߁‫ޕ‬ ⸘▚ᣇᴺߪ㧘ቶౝ⹜㛎ߢ↪޿ࠄࠇࠆቯ᳓૏ᴺࠍෳ⠨ߦߒߚ‫ޕ‬᳓૏Ꮕࠍ৻ቯߦߒ㧘⎈⍹ࠍㅢㆊߒߚ᳓㊂ࠍ᷹ቯߔࠆᣇᴺߢ޽ࠅ㧘▚಴ᣇᴺߪᰴᑼߢ⴫ߐࠇࠆ‫ޕ‬
k=L*Q/(h*A)………………(1)k: ㅘ᳓ଥᢙ(m/sec)   L:ᩇ⁁⎈⍹⵬ᒝ૕ߩ㐳ߐ (m)   
Q:ㅘ᳓㊂ (m3/sec)    h: ᳓૏Ꮕ (m)    A:ᢿ㕙Ⓧ (m2)ࡁ࠶࠴࠲ࡦࠢ (A) ߢ᷹ቯߒߚ᳓ߩᵹ಴㊂ࠍㅘ᳓㊂ Q 㧘⾂᳓࠲ࡦࠢߩ᳓૏ߣࡁ࠶࠴࠲ࡦࠢ (B) ߆ࠄ಴ߚḷ᳓ߩ᳓૏Ꮕࠍ᳓
૏Ꮕ h ߣߒߚ‫ޕ‬Permeable examination of the rubble columnae by the Hyspeed method of construction
Hayato Kogushi Makoto Hotta(Hyspeed corporation)925

3. ⹜㛎⚿ᨐ ࿑ .3-1 㧘 3-2 ߦේ࿾⋚☸ᐲ⹜㛎ߩ⚿ᨐࠍ␜ߔ‫ޕ‬࿑ .3-1 ߩᏀ஥ߩᦛ✢߇ GL-1.80 㨪 2.00m ߩ⹜ᢱߢ㧘ฝ஥߇ GL-2.80 㨪3.00m 㧘࿑ .3-2 ߇ GL-4.50 㨪 4.70m ߢ޽ࠆ‫ޕ‬࿯⾰ߪߘࠇߙࠇᏀ߆ࠄ⍾⾰ࠪ࡞࠻㧘☼࿯ᷙߓࠅ⍾␕㧘☼࿯ᷙߓࠅ⍾ߣߥߞߡ߅ࠅ㧘ࠢ࡟࡯ࠟ࡯ߦࠃࠆ20㧑☸ᓘߣㅘ᳓ଥᢙߩ㑐ଥ߆ࠄේ࿾⋚ߩㅘ᳓ଥᢙࠍߘࠇߙࠇផቯߒߚ‫ ޕ‬GL-1.80 㨪 2.00m ߪ
3.0×10-5 㧘 GL-2.8~3.0m ߪ3.02×10-5 㧘 GL-4.50 㨪 4.70m ߪᴉ㒠ಽᨆࠍⴕߞߡ޿ߥ޿ߚ߼ਇ᣿ߢ޽ߞߚ‫ޕ‬ ㅘ᳓⹜㛎ࠍⴕߞߚ 2 ࿁ߩ⚿ᨐࠍ⴫ .2 ߦ␜ߔ‫ޕ‬ේ࿾⋚߳ߩṳ᳓㊂ࠍήⷞߒߚ႐วߩᩇ⁁⎈⍹⵬ᒝ૕ߩ㋦⋥ㅘ᳓ଥᢙߪ㧘ᐔဋߢ 5.0×10-2m/sec ߢ޽ߞߚ‫ߚ߹ޕ‬㧘ṳ᳓㊂ࠍ⠨ᘦߒߚ႐วߩ㋦⋥ㅘ᳓ଥᢙߪ㧘ᐔဋߢ 3.4×10-2m/sec ߢ޽ߞߚ‫ޕ‬GL-1.8~2.0m
⹜ᢱGL-4.5~4.7m
⹜ᢱGL-2.8~3.0m
⹜ᢱ     㧔࿑ .3-1  ☸ᐲ⹜㛎⚿ᨐ㧕㧔࿑ .3-2  ☸ᐲ⹜㛎⚿ᨐ㧕

4. ⠨ኤ ㅘ᳓⹜㛎ߩ⚿ᨐ߆ࠄᓧࠄࠇߚṳ᳓㊂ࠍήⷞߒߚ႐วߩᩇ⁁⎈⍹⵬ᒝ૕ߩ㋦⋥ㅘ᳓ଥᢙ 5.0×10-2m/sec ߪ৻⥸⊛ߥන☸ᐲ⎈⍹ 40-20      㧔⴫ .2 ㅘ᳓⹜㛎⸥㍳⴫㧕ߩㅘ᳓ଥᢙ 5 㨪 15×10-2m/sec ߣᲧセߒߡ߽ห⒟ᐲߩㅘ᳓⢻ജࠍ᦭ߒߡ޿ࠆߎߣ߇ࠊ߆ߞߚ‫ߪࠇߎޕ‬ᩇ⁁⎈⍹⵬ᒝ૕▽ㅧߩ㓙ߦේ࿾⋚ߩ⍾ߩᷙߓࠅߩ ᔨ߇޽ࠆ߇㧘ㅘ᳓⢻ജߣߒߡ໧㗴ߩߥ޿⒟ᐲ
ߢ޽ࠆߣ޿߃ࠆ‫ߚ߹ޕ‬ṳ᳓㊂ࠍ⠨ᘦߒߚ႐วߩ㋦⋥ㅘ᳓ଥᢙ
3.4×10-2m/sec ߪ㧘ႎ๔ 4) ߦࠃࠇ߫৻⥸⊛ߥ⎈⍹࠼࡟࡯ࡦ᧚ߩㅘ᳓
ଥᢙߪේ࿾⋚ߦኻߒߡ 200 㨪1000୚ᔅⷐߣ⸒ࠊࠇߡ޿ࠆ߇㧘ߎࠇߣᲧセߒߡ߽ᩇ⁁⎈⍹⵬ᒝ૕ߪේ࿾⋚ߩ1000୚߽ߩㅘ᳓⢻ജࠍ᦭ߒߡ޿ࠆߎߣ߆ࠄᶧ⁁ൻᛥ೙ߦ᦭ലߛߣ⸒߃ࠆ‫ޕ‬ ߹ߚ㧘ႎ๔ 3) ߦࠃࠇ߫ᒰᎿᴺߣ㘃ૃ᧚ᢱߦࠃࠆ⍴ᦼ⋡⹣߹ࠅታ㛎ߦࠃߞߡ⏕⹺ߐࠇߚ⎈⍹࠼࡟࡯ࡦᄖ๟ㇱߩ⋡⹣߹ࠅ᏷ߪ 20mm⒟ᐲએਅߢ޽ࠆߎߣ߇ႎ๔ߐࠇߡ޿ࠆ‫ޕ‬ᒰᎿᴺߩ಴᧪ᒻ⋥ᓘ
400mm ߦኻߒߡࠊߕ߆ 20mm ⒟ᐲߩᢿ㕙ᰳ៊ߥߩߢ㧘ㅘ᳓⢻ജߪᄢ߈ߊᄬࠊࠇߥ޿ߣ⠨߃ࠄࠇࠆ‫ߚ߹ޕ‬ႎ๔ 4) ߦࠃࠇ߫㧘޽ࠆ⒟ᐲߩ⍾߇ᵹ౉ߔࠆߣ㧘⎈⍹ߣ࿾⋚ߩႺ⇇ߦ߅ߌࠆ⍾߇቟ቯߒ㧘ߘࠇએ਄ߩ⋡⹣߹ࠅ߇ㅴⴕߒߥߊߥࠆߣႎ๔ߐࠇߡ޿ࠆ‫ߡߞࠃޕ‬㐳ᦼ⚻ㆊᤨߦ߅޿ߡ߽ᩇ⁁⎈⍹⵬ᒝ૕ߩㅘ᳓⢻ജߪ଻ᜬߢ߈ࠆߣ⠨߃ࠄࠇࠆ‫ޕ‬5. ߹ߣ߼ ࡂࠗࠬࡇ࡯࠼Ꮏᴺߪ㧘᧲ᣣᧄᄢ㔡ἴᓟߩ⺞ᩏ⚿ᨐࠃࠅᶧ⁁ൻߦኻߒߡ᦭ലߢ޽ࠆߎߣ߇⏕⹺ߐࠇߡ޿ࠆ߇㧘ታ㓙ߩ࿾⋚ߢߩㅘ᳓⹜㛎ࠍⴕ߁ߎߣߦࠃࠅ㧘ㅘ᳓⢻ജ߇චಽߦ޽ࠆ੐߇⏕⹺಴᧪ߚ‫ߚ߹ޕ‬㧘ᒰᎿᴺߦߪ⎈⍹ߩㅘ᳓⢻ജߣߪ೎ߦ㧘⎈⍹ࠍ✦࿕߼ߥ߇ࠄᣉᎿߔࠆߎߣߦࠃࠆ࿾ጊߩ✦࿕߼ലᨐ߇ᦼᓙߢ߈ࠆߚ߼㧘੹ᓟߪ✦࿕߼ലᨐߩ⏕⹺╬ߩᬌ⸽ࠍᷓ߼
ߡ޿߈ߚ޿‫ޕ‬ෳ⠨ᢥ₂1) ዊਠ߶߆㧦ᩇ⁁⎈⍹⵬ᒝ૕ࠍ↪޿ߚ࿾⋚⵬ᒝᎿᴺ(ࡂࠗࠬࡇ࡯࠼Ꮏᴺ)ߦࠃࠆᡰᜬജ․ᕈ㧔ⶄว࿾⋚ߩ࿾⋚⵬ᒝലᨐߩ
⏕⹺ߣᶧ⁁ൻߦኻߔࠆലᨐ㧕㧘ᣣᧄᑪ▽ቇળᄢળቇⴚ⻠Ṷ᪪᭎㓸㧘pp.597㨪598㧘2012.92) ᑪ⸳⋭࿯ᧁ⎇ⓥᚲ⠴㔡ᛛⴚ⎇ⓥ࠮ࡦ࠲࡯േ࿯⾰⎇ⓥቶ߶߆㧦ᶧ⁁ൻኻ╷Ꮏᴺ⸳⸘࡮ᣉᎿࡑ࠾ࡘࠕ࡞㧔᩺㧕pp.136~152㧘
1999.33) દ⮮సᒾ߶߆㧦⎈⍹࠼࡟࡯ࡦߦ߅ߌࠆ⋡⹣߹ࠅ㒐ᱛߦ㑐ߔࠆ⎇ⓥ㧘࿯ᧁቇળ⺰ᢥ㓸 No.439/Υ-17㧘pp.53~62㧘1991.124) ㆇャ⋭᷼ḧᛛⴚ⎇ⓥᚲ㧦᷼ḧᛛ⎇⾗ᢱ ⎈⍹࠼࡟࡯ࡦ᧚ߩ⋡⹣߹ࠅ⹏ଔᴺߦ㑐ߔࠆቶౝ⹜㛎
Permeable examination of the rubble columnae by the Hyspeed method of construction
Hayato Kogushi Makoto Hotta(Hyspeed corporation)

926