JP2006526718A - ロックボルト - Google Patents
ロックボルト Download PDFInfo
- Publication number
- JP2006526718A JP2006526718A JP2006508080A JP2006508080A JP2006526718A JP 2006526718 A JP2006526718 A JP 2006526718A JP 2006508080 A JP2006508080 A JP 2006508080A JP 2006508080 A JP2006508080 A JP 2006508080A JP 2006526718 A JP2006526718 A JP 2006526718A
- Authority
- JP
- Japan
- Prior art keywords
- elongated
- lock bolt
- rock
- bolt
- elongate
- 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.)
- Pending
Links
- 239000011435 rock Substances 0.000 title claims description 160
- 238000005553 drilling Methods 0.000 claims abstract description 131
- 238000000034 method Methods 0.000 claims abstract description 59
- 239000012530 fluid Substances 0.000 claims description 76
- 239000011440 grout Substances 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 35
- 238000004140 cleaning Methods 0.000 claims description 19
- 238000005520 cutting process Methods 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 12
- 229920003023 plastic Polymers 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000000295 complement effect Effects 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 238000005304 joining Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 6
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000012809 cooling fluid Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims 1
- 239000002826 coolant Substances 0.000 description 16
- 238000005219 brazing Methods 0.000 description 5
- 238000005242 forging Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Images
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
- E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube
-
- 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
- E21D21/0053—Anchoring-bolts in the form of lost drilling rods
-
- 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
- E21D21/008—Anchoring or tensioning means
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)
- Earth Drilling (AREA)
- Joining Of Building Structures In Genera (AREA)
- Piles And Underground Anchors (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2003902774A AU2003902774A0 (en) | 2003-06-03 | 2003-06-03 | Rock bolt |
| AU2004900773A AU2004900773A0 (en) | 2004-02-16 | Rock Bolt | |
| PCT/AU2004/000736 WO2004106700A1 (en) | 2003-06-03 | 2004-06-03 | Rockbolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006526718A true JP2006526718A (ja) | 2006-11-24 |
| JP2006526718A5 JP2006526718A5 (enExample) | 2007-07-26 |
Family
ID=33491213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006508080A Pending JP2006526718A (ja) | 2003-06-03 | 2004-06-03 | ロックボルト |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20070269274A1 (enExample) |
| EP (1) | EP1629178A4 (enExample) |
| JP (1) | JP2006526718A (enExample) |
| CA (1) | CA2523185A1 (enExample) |
| NO (1) | NO20055186L (enExample) |
| RU (1) | RU2343287C2 (enExample) |
| WO (1) | WO2004106700A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101395753B1 (ko) | 2006-04-06 | 2014-05-16 | 가포드 피티와이 엘티디 | 항복형 락 볼트 |
| JP2022048622A (ja) * | 2020-09-15 | 2022-03-28 | 大成建設株式会社 | ロックボルトの施工方法 |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT501875B1 (de) * | 2005-06-07 | 2008-05-15 | Alwag Tunnelausbau Gmbh | Verfahren und vorrichtung zum bohren, insbesondere schlag- oder drehschlagbohren eines lochs in boden- oder gesteinsmaterial |
| CN101109276B (zh) | 2006-07-20 | 2013-03-06 | 简恩马股份有限公司 | 岩石锚杆 |
| GB2456946B (en) * | 2006-11-15 | 2010-12-08 | Sandvik Intellectual Property | A rock bolt and an anchoring device |
| US8137032B2 (en) | 2006-12-19 | 2012-03-20 | Minova International Limited | Anchor with grout jacket |
| DE102006059891A1 (de) * | 2006-12-19 | 2008-06-26 | Minova International Ltd., Witney | Anker mit Spreizelement und Verfüllmantel |
| ITPC20070010A1 (it) * | 2007-02-14 | 2008-08-15 | Cesare Melegari | Attrezzatura e metodo per la realizzazione di micropali nel terreno, in particolare per l'ancoraggio di tiranti attivi |
| AU317106S (en) * | 2007-08-31 | 2007-11-27 | Sandvik Intellectual Property | Rock bolt |
| AU2009270337A1 (en) * | 2008-07-18 | 2010-01-21 | Nupress Tools Pty Limited | Stabilising rock masses |
| US7625155B1 (en) | 2009-03-25 | 2009-12-01 | Safe Overhead Systems, Inc. | Mine roof cable bolt assembly |
| WO2011087948A1 (en) * | 2010-01-14 | 2011-07-21 | Anthony John Spencer Spearing | Self-drilling expandable bolt |
| US8584777B2 (en) | 2010-06-04 | 2013-11-19 | Dover Bmcs Acquisition Corporation | Rotational drill bits and drilling apparatuses including the same |
| CN101858225B (zh) * | 2010-06-10 | 2011-10-12 | 北京中矿深远能源环境科学研究院 | 恒阻大变形锚杆 |
| US20130209192A1 (en) | 2010-06-24 | 2013-08-15 | Nucor Corporation | Tensionable threaded rebar bolt |
| EP2596200A2 (en) * | 2010-07-19 | 2013-05-29 | Illinois Tool Works, Inc. | Anchoring device |
| DE102010043769B4 (de) * | 2010-11-11 | 2015-07-09 | Hilti Aktiengesellschaft | Ankerbaugruppe, insbesondere für den Berg- und Tunnelbau |
| US9010165B2 (en) | 2011-01-18 | 2015-04-21 | Nucor Corporation | Threaded rebar manufacturing process and system |
| AT13162U1 (de) * | 2012-04-12 | 2013-07-15 | Dywidag Systems Int Gmbh | Verfahren zum Bohren von Löchern in Boden- bzw. Gesteinsmaterial und zum Festlegen eines Ankers in einem Bohrloch sowie Vorrichtung hierfür |
| SE539285C2 (sv) * | 2013-02-07 | 2017-06-20 | Rock Solutions North AB | Bergbult |
| GB201308152D0 (en) * | 2013-05-07 | 2013-06-12 | Technical Services Team Ltd | Self-Boring Shield Anchor Apparatus and Method |
| WO2015072828A1 (es) * | 2013-11-15 | 2015-05-21 | Aguilar Vera Oscar Octavio | Ancla minera con rosca en punta |
| CL2014001002A1 (es) * | 2013-12-12 | 2014-11-28 | Ncm Innovations Pty Ltd | Perno de anclaje en roca que incluye un cuerpo cilindrico alargado que tiene, un primer extremo distal y un segundo extremo proximal opuesto, una porcion roscada en el segundo extremo, un primer anclaje situado en o al menos parcialmente situado en una primera porcion de extremo del cuerpo, un segundo anclaje, una primera porcion de vastago entre el primer y el segundo anclaje. |
| CN106460511B (zh) * | 2014-06-13 | 2019-07-23 | 山特维克知识产权股份有限公司 | 摩擦锚杆 |
| USD766142S1 (en) * | 2014-06-16 | 2016-09-13 | Pultron Composites Limited | Tie rod and nut |
| SE538335C2 (sv) * | 2014-09-25 | 2016-05-24 | Northern Mining Products Ab | Energiupptagande bergbult för ingjutning samt förfarande förtillverkning av en sådan bergbult |
| EA037677B1 (ru) * | 2015-05-08 | 2021-04-29 | Нормет Интернэшнэл Лтд. | Локально-закрепляемый, саморезный, деформируемый, пустотелый анкерный болт и способ его установки |
| GB201513485D0 (en) * | 2015-07-30 | 2015-09-16 | Ihc Engineering Business Ltd | Anchoring device and method |
| EP3565954B8 (en) * | 2017-01-09 | 2022-11-02 | Minova International Limited | Composite yieldable rock anchor with improved deformation range |
| RU174706U1 (ru) * | 2017-04-19 | 2017-10-30 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный архитектурно-строительный университет" | Нагельный стержень |
| DE102017108664B4 (de) * | 2017-04-24 | 2022-11-10 | Bochumer Eisenhütte GmbH & Co. KG | Spreizhülsenanker mit verlorener Bohrkrone |
| AU2018214065B2 (en) * | 2017-08-14 | 2020-11-26 | Rattlejack Innovations Pty Ltd | A Safety Plug |
| EP3788235B1 (en) * | 2018-05-03 | 2022-06-29 | Epiroc Drilling Tools Aktiebolag | Self-drilling hybrid rock anchor |
| CN112324323B (zh) * | 2020-10-30 | 2023-01-17 | 中航勘察设计研究院有限公司 | 一种注浆支护型钻锚一体机及锚固方法 |
| CN114542137B (zh) * | 2022-02-17 | 2024-08-09 | 成都现代万通锚固技术有限公司 | 一种自钻式胀壳锚头及包含该锚头的锚杆 |
| CN115013015B (zh) * | 2022-06-09 | 2025-10-03 | 中交一公局第七工程有限公司 | 一种自锁摩阻锚杆及其使用方法 |
| CN115875059A (zh) * | 2022-12-06 | 2023-03-31 | 中煤科工开采研究院有限公司 | 钻注一体式中空锚杆装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010100A (ja) * | 1983-06-29 | 1985-01-19 | 山本 稔 | 自穿孔型ロツクボルト |
| JPS60242300A (ja) * | 1984-05-14 | 1985-12-02 | 鉱研工業株式会社 | ロツクボルトの施工法 |
| JPS6376100A (ja) * | 1986-09-19 | 1988-04-06 | 三菱電機株式会社 | オ−ダ精算システム |
| JP2002505724A (ja) * | 1997-06-18 | 2002-02-19 | テヒモ・エントビツクルングス−ウント・フエルトリーブス・ゲー・エム・ベー・ハー | せん孔するための方法および装置 |
| JP2002129899A (ja) * | 2000-10-23 | 2002-05-09 | T F T:Kk | 自穿孔ロックボルト装置及び自穿孔ロックボルト工法 |
| JP2004137760A (ja) * | 2002-10-17 | 2004-05-13 | St Engineering Kk | 削孔ロッドを用いた二重管掘りロックボルトの構築方法 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1369178A (fr) * | 1963-09-05 | 1964-08-07 | Procédé et dispositif d'ancrage applicable aux tiges de soutènement employées dans les mines, et pour tous autres scellements à sec | |
| US3851560A (en) * | 1972-10-02 | 1974-12-03 | Deane C | Self-drilling expansion roof bolt |
| US4055051A (en) * | 1976-01-08 | 1977-10-25 | The United States Of America As Represented By The Secretary Of The Interior | Unitary drill bit and roof bolt |
| SU826004A1 (ru) * | 1979-09-12 | 1981-04-30 | Melnikov Nikolaj | Самозабуривающийс анкер |
| DE8509145U1 (de) * | 1985-03-27 | 1985-05-15 | Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen | Bohrvorrichtung |
| US4744699A (en) * | 1986-05-19 | 1988-05-17 | Baker International Corporation | Single-pass roof bolt and apparatus and method for installation |
| DE3724165A1 (de) * | 1986-09-10 | 1988-03-24 | Gd Anker Gmbh & Co Kg | Gebirgsanker |
| SU1465594A1 (ru) * | 1987-03-17 | 1989-03-15 | Донецкий Научно-Исследовательский Угольный Институт | Анкер |
| GB2206172A (en) * | 1987-06-25 | 1988-12-29 | Coal Ind | Rock bolts |
| SU1567788A1 (ru) * | 1988-05-25 | 1990-05-30 | А.В.Бычков, В.Л.Новиков и В.К. Свирп(евский | Устройство дл сооружени скважины под винтовой анкер |
| SU1612087A1 (ru) * | 1988-12-27 | 1990-12-07 | Специальное конструкторское бюро самоходного горного оборудования | Анкеровальна машина |
| IT1236744B (it) * | 1989-12-15 | 1993-03-31 | Procedimento per inserire barre di tubi di armatura in terreni o pareti di scavo e attrezzatura atta a realizzare detto procedimento | |
| NO176069C (no) * | 1992-09-09 | 1999-06-25 | Irsta Stolindustri As | Anordning for forankring og gysing av bergbolt |
| DE19512122B4 (de) * | 1995-04-04 | 2007-10-18 | "Alwag" Tunnelausbau Gesellschaft Mbh | Injektionsbohranker |
| DE19721857A1 (de) * | 1997-05-26 | 1998-12-03 | Fischer Artur Werke Gmbh | Spreizanker |
| RU2157454C2 (ru) * | 1998-02-04 | 2000-10-10 | Черных Николай Георгиевич | Способ возведения штанговой крепи |
| AUPQ009799A0 (en) * | 1999-04-30 | 1999-05-27 | Raers Corporation Pty Ltd | Drilling apparatus and method for single pass bolting |
| GB2352671B (en) * | 1999-08-03 | 2003-06-18 | Boart Longyear Ltd | Shank adapter |
| AU717071B1 (en) * | 1999-10-29 | 2000-03-16 | Sandvik Intellectual Property Ab | Self drilling roof bolt |
| SE0100915L (sv) * | 2001-03-15 | 2002-09-16 | Atlas Copco Rock Drills Ab | Förfarande vid förstärkning av berg och jordmassor samt bergbult för utövande av förfarandet |
-
2004
- 2004-06-03 WO PCT/AU2004/000736 patent/WO2004106700A1/en not_active Ceased
- 2004-06-03 CA CA002523185A patent/CA2523185A1/en not_active Abandoned
- 2004-06-03 RU RU2005141565/03A patent/RU2343287C2/ru not_active IP Right Cessation
- 2004-06-03 US US10/559,468 patent/US20070269274A1/en not_active Abandoned
- 2004-06-03 EP EP04735851A patent/EP1629178A4/en not_active Withdrawn
- 2004-06-03 JP JP2006508080A patent/JP2006526718A/ja active Pending
-
2005
- 2005-11-04 NO NO20055186A patent/NO20055186L/no not_active Application Discontinuation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010100A (ja) * | 1983-06-29 | 1985-01-19 | 山本 稔 | 自穿孔型ロツクボルト |
| JPS60242300A (ja) * | 1984-05-14 | 1985-12-02 | 鉱研工業株式会社 | ロツクボルトの施工法 |
| JPS6376100A (ja) * | 1986-09-19 | 1988-04-06 | 三菱電機株式会社 | オ−ダ精算システム |
| JP2002505724A (ja) * | 1997-06-18 | 2002-02-19 | テヒモ・エントビツクルングス−ウント・フエルトリーブス・ゲー・エム・ベー・ハー | せん孔するための方法および装置 |
| JP2002129899A (ja) * | 2000-10-23 | 2002-05-09 | T F T:Kk | 自穿孔ロックボルト装置及び自穿孔ロックボルト工法 |
| JP2004137760A (ja) * | 2002-10-17 | 2004-05-13 | St Engineering Kk | 削孔ロッドを用いた二重管掘りロックボルトの構築方法 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101395753B1 (ko) | 2006-04-06 | 2014-05-16 | 가포드 피티와이 엘티디 | 항복형 락 볼트 |
| JP2022048622A (ja) * | 2020-09-15 | 2022-03-28 | 大成建設株式会社 | ロックボルトの施工方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2343287C2 (ru) | 2009-01-10 |
| WO2004106700A1 (en) | 2004-12-09 |
| EP1629178A4 (en) | 2007-06-20 |
| NO20055186D0 (no) | 2005-11-04 |
| NO20055186L (no) | 2006-02-17 |
| EP1629178A1 (en) | 2006-03-01 |
| CA2523185A1 (en) | 2004-12-09 |
| RU2005141565A (ru) | 2006-09-10 |
| US20070269274A1 (en) | 2007-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2006526718A (ja) | ロックボルト | |
| JP4288331B2 (ja) | ロックボルト及びこれを用いた支保工法 | |
| WO1996007015A1 (en) | A rock bolt and method of installing a rock bolt | |
| CN101784753A (zh) | 中空岩石锚杆、自钻式岩石锚杆及形成中空岩石锚杆的方法 | |
| US5374140A (en) | Drillable ground support bolt | |
| JP5401182B2 (ja) | 膨張式ロックボルトの施工方法 | |
| CN120119900A (zh) | 一体搅拌成型式水泥土劲性锚杆的施工用钻杆和施工方法 | |
| JP2007528459A (ja) | ワンパス穿孔装置 | |
| US7874380B2 (en) | Method and device for drilling, particularly percussion or rotary percussion drilling, a hole in soil or rock material | |
| CN100552188C (zh) | 岩栓 | |
| CN105887880A (zh) | 一种锚杆的锚固方法 | |
| CN217974351U (zh) | 自钻式预应力锚杆 | |
| AU2004243343B2 (en) | Rockbolt | |
| AU652765B2 (en) | Drillable ground support bolt | |
| EP4130426B1 (en) | Driver socket for installation of a ground reinforcement bolt | |
| AU739333B2 (en) | A rock bolt and method of installing a rock bolt | |
| AU2004201693B2 (en) | Resin Cartridge Insertion Device and Method | |
| AU755716B2 (en) | Rock bolt with keying deformations | |
| JP2022180263A (ja) | ロックボルト構造体及び地山補強構造 | |
| AU2003248049B2 (en) | Hollow Rock Bolt and Installing Method | |
| JP2022164110A (ja) | ロックボルト構造体及び地山補強構造 | |
| AU755393B2 (en) | Rock bolt and installing method | |
| WO2025091082A1 (en) | Self drilling point anchored bolt | |
| WO2005047651A1 (en) | Jointed self-drilling rock bolt | |
| CN114439524A (zh) | 一种锚杆装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070601 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070601 |
|
| RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20080324 |
|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20080324 |
|
| A072 | Dismissal of procedure [no reply to invitation to correct request for examination] |
Free format text: JAPANESE INTERMEDIATE CODE: A073 Effective date: 20081209 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110301 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20111011 |