EP1870559A3 - A two-stage rock bolt and method of use - Google Patents
A two-stage rock bolt and method of use Download PDFInfo
- Publication number
- EP1870559A3 EP1870559A3 EP07011898A EP07011898A EP1870559A3 EP 1870559 A3 EP1870559 A3 EP 1870559A3 EP 07011898 A EP07011898 A EP 07011898A EP 07011898 A EP07011898 A EP 07011898A EP 1870559 A3 EP1870559 A3 EP 1870559A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- rock bolt
- rock
- grout
- tension
- initial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011435 rock Substances 0.000 title abstract 6
- 239000011440 grout Substances 0.000 abstract 3
- 210000002435 tendon Anatomy 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 230000001960 triggered effect Effects 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0066—Anchoring-bolts formed by a bundle of radially arranged rigid elements
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Piles And Underground Anchors (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09010175A EP2110511A1 (en) | 2006-06-21 | 2007-06-18 | A two-stage rock bolt & method of use |
PL07011898T PL1870559T3 (en) | 2006-06-21 | 2007-06-18 | Method for lining a tunnel with concrete |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2006903352A AU2006903352A0 (en) | 2006-06-21 | A Two-stage Rock Bolt & Method of Use |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09010175A Division EP2110511A1 (en) | 2006-06-21 | 2007-06-18 | A two-stage rock bolt & method of use |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1870559A2 EP1870559A2 (en) | 2007-12-26 |
EP1870559A3 true EP1870559A3 (en) | 2008-01-02 |
EP1870559B1 EP1870559B1 (en) | 2009-11-18 |
Family
ID=38438710
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09010175A Withdrawn EP2110511A1 (en) | 2006-06-21 | 2007-06-18 | A two-stage rock bolt & method of use |
EP07011898A Not-in-force EP1870559B1 (en) | 2006-06-21 | 2007-06-18 | Method for lining a tunnel with concrete |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09010175A Withdrawn EP2110511A1 (en) | 2006-06-21 | 2007-06-18 | A two-stage rock bolt & method of use |
Country Status (6)
Country | Link |
---|---|
EP (2) | EP2110511A1 (en) |
AT (1) | ATE449236T1 (en) |
DE (1) | DE602007003263D1 (en) |
ES (1) | ES2339390T3 (en) |
PL (1) | PL1870559T3 (en) |
PT (1) | PT1870559E (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101372873B (en) * | 2008-10-20 | 2010-12-08 | 中冶实久建设有限公司 | Method for processing hot rolling swirl pool construction joint by top-down method |
CN102536282B (en) * | 2012-02-27 | 2013-10-16 | 西安科技大学 | Method for preventing and controlling bottom heaving disaster of mine stoping tunnel |
RU2498073C1 (en) * | 2012-06-07 | 2013-11-10 | Общество с ограниченной ответственностью "Проектно-производственный центр КузНИИшахтострой" (ООО "ППЦ КузНИИшахтострой") | Method to create rock support of mine |
EP3143257A2 (en) * | 2014-05-15 | 2017-03-22 | NCM Innovations (pty) Ltd | Breather tube indicator |
CN104141496B (en) * | 2014-06-21 | 2016-06-01 | 西安科技大学 | A kind of rectangular shaped roadways failure and deformation of surrounding rocks control method |
CN104018847B (en) * | 2014-06-21 | 2016-02-03 | 西安科技大学 | Based on distension prevention and controls at the bottom of the rectangular shaped roadways squeezing flow of beam on elastic foundation |
CN105134269B (en) * | 2015-08-17 | 2017-05-10 | 河南理工大学 | Control method for roadway surrounding rock achieving cooperative load bearing by enabling anchor cables to penetrate through sheds |
CN106437796B (en) * | 2016-10-28 | 2018-08-24 | 海南大学 | A kind of lithostratigraphy shield tunnel end ruggedized construction and reinforcement means |
CN109281694B (en) * | 2018-10-22 | 2024-07-09 | 山东建筑大学 | Self-locking yielding tray capable of displaying axial force of anchor rod or anchor cable in real time and operation method |
CN109667598B (en) * | 2018-12-07 | 2020-06-09 | 中铁第四勘察设计院集团有限公司 | Tunnel composite lining design method based on total safety factor method |
CN111577320B (en) * | 2020-05-22 | 2022-03-22 | 河南城建学院 | High security civil engineering tunnel support |
CN117988908B (en) * | 2024-04-03 | 2024-06-11 | 武汉大学 | Graded early warning anchor rod based on liquid metal and early warning method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2644329A1 (en) * | 1976-10-01 | 1978-04-06 | Ruhrkohle Ag | Yielding mine roadway frame support - has overlapped segments in sections with shaped pieces at overlaps to entrain inner sections |
DE3008727A1 (en) * | 1980-03-07 | 1981-09-10 | Bergwerksverband Gmbh, 4300 Essen | Resilient frozen shaft external support system - has sliding friction bands linking steel profiles nailed or anchored to rock |
DE3236569A1 (en) * | 1982-10-02 | 1984-04-05 | Ruhrkohle Ag, 4300 Essen | Composite support system |
DE3820700A1 (en) * | 1988-06-18 | 1989-12-21 | Ruhrkohle Ag | Compound anchor support system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4611954A (en) * | 1984-09-25 | 1986-09-16 | Republic Corporation | Apparatus and method for mine installations |
US6270290B1 (en) * | 1997-02-14 | 2001-08-07 | Jennmar Corporation | Tensionable cable bolt |
AUPS310802A0 (en) * | 2002-06-21 | 2002-07-11 | Industrial Rollformers Pty Limited | Yielding cable bolt |
-
2007
- 2007-06-18 EP EP09010175A patent/EP2110511A1/en not_active Withdrawn
- 2007-06-18 PT PT07011898T patent/PT1870559E/en unknown
- 2007-06-18 EP EP07011898A patent/EP1870559B1/en not_active Not-in-force
- 2007-06-18 AT AT07011898T patent/ATE449236T1/en active
- 2007-06-18 ES ES07011898T patent/ES2339390T3/en active Active
- 2007-06-18 DE DE602007003263T patent/DE602007003263D1/en active Active
- 2007-06-18 PL PL07011898T patent/PL1870559T3/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2644329A1 (en) * | 1976-10-01 | 1978-04-06 | Ruhrkohle Ag | Yielding mine roadway frame support - has overlapped segments in sections with shaped pieces at overlaps to entrain inner sections |
DE3008727A1 (en) * | 1980-03-07 | 1981-09-10 | Bergwerksverband Gmbh, 4300 Essen | Resilient frozen shaft external support system - has sliding friction bands linking steel profiles nailed or anchored to rock |
DE3236569A1 (en) * | 1982-10-02 | 1984-04-05 | Ruhrkohle Ag, 4300 Essen | Composite support system |
DE3820700A1 (en) * | 1988-06-18 | 1989-12-21 | Ruhrkohle Ag | Compound anchor support system |
Also Published As
Publication number | Publication date |
---|---|
ATE449236T1 (en) | 2009-12-15 |
EP2110511A1 (en) | 2009-10-21 |
ES2339390T3 (en) | 2010-05-19 |
EP1870559B1 (en) | 2009-11-18 |
DE602007003263D1 (en) | 2009-12-31 |
EP1870559A2 (en) | 2007-12-26 |
PT1870559E (en) | 2010-02-23 |
PL1870559T3 (en) | 2010-06-30 |
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