Laserfiche WebLink
THIS DESIGN,IN ITS ENTIRETY,INCLUDING GROUND REINFORCEMENT PLANS, R M R CLASS V GROUND SUPPORT <br /> DETAILS AND ENGINEERING CALCULATIONS FOR GROUND SUPPORT VERY POOR GROUND UP TO 12' W I D E <br /> CLASSIFICATIONS PROVIDED BY LANGSTON 6 ASSOCIATES TO CLIMAX AND <br /> HENDERSON DURING PHASE I TUNNELING OPERATIONS.REFINEMENTS TO <br /> THE GROUND SUPPORT PLANS AND DETAILS ARE REQUIREMENTS OF <br /> CLIMAX MOLYBDENUM CORPORATION. <br /> INITIAL ROCK BOLT <br /> I I PRE-SUPPORT SPILING <br /> 11=•�„_•;`1=- FINAL ROCK BOLT_ , _•; ;; _, I I <br /> ",//a"_.,/c ..i. <br /> i e, MAX. I <br /> :,.:,.:,ao,,c.,,c.,..,cc -:,`:,,`• oo��,� o` ROUND I I <br /> -..I=`��!'� •� �.�.u=` '..I=�may„ .. '��.u= LENGTH <br /> 4X4 W2.9XW2.9 6 FT I I <br /> I <br /> WELDED WIRE REINFORCEMENT I •••• <br /> /.4 —1 FT TWO-LAYERS SYNTHETIC <br /> FIBER REINFORCED <br /> !� �\ MIN 6" <br /> SHOTCRETE <br /> /4 Ok t . { <br /> TUNNEL <br /> Ib A [ SPRING-LINE <br /> b �OI \�r°\\r,I', ' j ® 4.O FT ® I <br /> PRE-SUPPORT SPICING .u-.u- <br /> `I/gip_°pU I a�\/i�i�0' -REaF - <br /> i-� 14.0 FT 4.01`T 101 <br /> .0 00 <br /> ...I=`. I TUNNEL O <br /> EXCAVATION 8.OFT f =r 11= <br /> 10 NEAT-LINE O <br /> • •11= =` 1 2.OFT11=�.11=` II <br /> 10 <br /> J/ I U <br /> TYPICAL TUNNEL I ; �_``ii`,ii w_ <br /> Ilp 1��13,11��` AS-BUILT LINE TUNNEL SILL II`\/,n`\I. <br /> I I : LINE LOFT f ��4.OFT <br /> -------- - I I ------ <br /> 'll 'll `'ll- CONTRACTOR TO MINIMIZE <br /> OVER-EXCAVATION 12.0 FT <br /> OUTSIDE OF NEAT LINE <br /> TUNNEL CROSS-SECTION SPILING DETAIL TUNNEL CROSS-SECTION VIEW PLAN VIEW OF BACK <br /> 1) INITIAL ROCK REINFORCEMENT <br /> RIB SUPPORT PRE-SUPPORT SPILING -7 FT, 39mm SPLIT SET BOLTS ON A SYSTEMATIC 4 FT GRID WITH WELDED WIRE REINFORCEMENT <br /> -FOUR ROWS 7 FT ROCK REINFORCEMENT INSTALLED UPON INITIAL EXCAVATION. <br /> UPPER ROWS: BOLTS INSTALLED 2 FT ABOVE 8 FT SPRING LINE DIRECTION OF ADVANCE— - ____________ <br /> ❑u ®�4.OFT—•� � I NOTE:24 TONNE COATED SWELLEX MAYBE SUBSTITUTED IN PATTERN <br /> MID ROWS: BOLTS INSTALLED 1 FT BELOW 8 FT SPRING LINE IT <br /> 2) INITIAL SURFACE SUPPORT <br /> LOWER ROWS: BOLTS INSTALLED 4 FT OFF SILL —® — 3.OFT — <br /> I -MINIMUM 3 IN SHOTCRETE APPLIED PRIOR TO FINAL ROCK REINFORCEMENT ON ENTIRE <br /> BOTTOM ROWS: BOLTS INSTALLED 1 FT OFF SILL TO SECURE WWM 3.OFT EXCAVATION PERIMETER. <br /> TWO ROWS: 7 FT,24 TONNE SWELLEX BOLTS AS SHOWN 3) FINAL ROCK REINFORCEMENT <br /> a-4.01`T 3.OFT ® I <br /> PRE-SUPPORT ON ADVANCE -INSTALL 7 FT,24 TONNE COATED SWELLEX BOLTS ON A SYSTEMATIC 4 FT GRID BETWEEN <br /> -INSTALL 12 FT#9 THREADBAR SPILING ON 12 IN CENTERS AROUND <br /> ❑u c B 8.OFT I SHOTCRETE LAYERS AS SHOWN. <br /> I 4) FINAL SURFACE SUPPORT <br /> PERIMETER AS SHOWN <br /> -6 FT MAXIMUM ROUND LENGTH ON ADVANCE THEN INSTALL ANOTHER 4.OFT I -MINIMUM 3 IN SHOTCRETE APPLIED AFTER FINAL ROCK REINFORCEMENT ON ENTIRE <br /> ROUND OF SPILING. ❑ —1.0 FT I EXCAVATION PERIMETER. <br /> _ ____ _I <br /> �MAX. ROUND 7 FT,39mm SPLIT SET BOLT WITH PLATE SCALE <br /> NOTE: 12 FT HOLLOW INJECTION ANCHOR SPILING ON 18 IN CENTERS LENGTH 6 FT <br /> LONG SECTION VIEW OF RIBS 7 FT,24 TONNE COATED SWELLEX BOLT WITH PLATE z.s' o z.s' s' <br /> MAYBE SUBSTITUTED IN PATTERN <br /> WARNING VARIOUS <br /> —I.— REVISION <br /> U DRnWry CLIMAX MINEZL <br /> m Q RLM <br /> Climax Molybdenum "'Fc AJH MAYFLOWER FLOOD BYPASS TUNNEL SYSTEM PROJCCTNO. 12235 <br /> Q ISSUED FOR CONSTRUCTION RLM 4119 REVIEWED DRAvlvc <br /> ISSUED FOR BID —_ _— RLM 10I18 IF MEASURE <br /> DL TYPICAL GROUND SUPPORT DETAILS MFT-C-13 <br /> A Fl t-I 1 1 CalpOlr NOT MEASURE I cuervT MM/RV <br /> S pQ ISSUED FOR CLIENT REVIEW RLM 9/18 PROJECT 8 CONSTRUCTION MANAGEMENT THEN DRAWING IS RM R CLASS V GROUND SHEET 'I OF 1 <br /> ¢' <br /> REV DESCRIPTION OF REVISION BY DATE ENGINEERING,GEOLOGY,SURVEYING NOT TO SCALE Dnre 4/8/19 <br />