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掘削と支保の基礎

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Page 1: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

掘削と支保の基礎

Page 2: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

ー 講義内容 -

1.掘削システム

1.1 発破工

1.2 機械化掘削

2.支保システム

2.1 地盤応答曲線

2.2 支保のガイドライン

2.3 支保の種類

木製支保

鋼性支保

ボルト支保

コンクリート支保

NATM工法

Page 3: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

掘削システム

Page 4: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

穿孔&発破

Page 5: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

発破工

Page 6: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

発破工

Page 7: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

発破工

Page 8: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

機械化掘削(ドラッグ・ピック)

Page 9: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

ROADHEADER

Page 10: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

ROADHEADER

Page 11: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

CONTINUOUS

MINER

Page 12: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

機械化掘削(ディスク・カッター&ボタン・カッター)

Page 13: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

TBM(TUNNEL BORING MACHINE)

Page 14: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

TBM(TUNNEL BORING MACHINE)

Page 15: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

PERFORMANCE OF

ROADWAY DRIVAGE

Page 16: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

支保工

Page 17: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY
Page 18: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY
Page 19: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

地盤応答曲線

Page 20: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

SUPPORT PERFORMANCE

AND REACTION

Page 21: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

SUPPORT SYSTEMS

Page 22: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

WOODEN SUPPORT AND STRENGTH

Page 23: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY
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STEEL SUPPORT: RIGID ARCHES

Page 26: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

ARTICULATED

(MOLL)

ARCHES

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FORMS OF ARTICULATIONS OF

MOLL ARCHES

Page 28: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

YIELDING ARCHES

(TOUSSAINT-HEINZMANN)

Page 29: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY
Page 30: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

BOLTING SUPPORT SYSTEM

Australian Rock Bolting Technology:

1) Magnitude and direction of maximum horizontal stress

2) Horizontal stress: much greater than vertical stress

3) Fully bonded bolts with chemical resin

4) High quality strong bolts

Page 31: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY
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RESIN BOLT INSTALLATION

PROCEDURES

Page 33: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

COAL

HORIZONTAL STRESS

SILTSTONE

MUDSTONE

SEATEARTH

Roof shear and bulking

Floor heave

TYPICAL ROOF FAILURE MECHANISM ASSOCIATED WITH

HORIZONTAL STRESS AND WEAK GEOLOGY.

HORIZONTAL STRESS

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CONFINED

UNCONFINED

CONFINEDUNCONFINED

Load

Displacement

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100

200

300

400

500

600

700

0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30

0

Displacement (mm)

Lo

ad

(kN

)

Point Anchored

Bolt

Full Resin

Bolt

Birdcaged

Cable

LOAD DEFORMATION

CHARACTERISTICS

OF DIFFERENT BOLTS

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MONOLITHIC CONCRETING

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CONCRETE BLOCKS

Page 38: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

SHOTCREATING

Page 39: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

DRY TYPE AND WET TYPE

SHOTCRETING

Page 40: Mining method and method selectionrock.mine.kyushu-u.ac.jp/rock_study/ganbankougaku_PPT-PDF...TBM(TUNNEL BORING MACHINE ) TBM(TUNNEL BORING MACHINE) PERFORMANCE OF ROADWAY

ROCK-SUPPORT INTERACTION

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NATM

(NEW AUSTRIAN TUNNELING METHOD)