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VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED.

VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

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Page 1: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

VARIOUS WAYS OF TIMING

• NORMAL TIMING - BLOCK.• NORMAL TIMING - STAGGERED.• DAISY CHAIN - STAGGERED.• REVERSE TIMING - BLOCK.• REVERSE TIMING - STAGGERED.

Page 2: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

NORMAL TIMING

BLOCK PATTERN

Page 3: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

NORMAL TIMING - BLOCK PATTERN

FREE

FACE

DIRECTION OF BLAST

Page 4: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

NORMAL TIMING - BLOCK PATTERN

DIRECTION OF BLAST

FREE

FACE

Page 5: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

NORMAL TIMING - BLOCK PATTERN

DIRECTION OF BLAST

FREE

FACE

Page 6: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

ADVANTAGES

• CONSISTENT BURNING FRONT• SEQUENTIAL FIRING.• GREATER THROW OF THE ROCK.• IMPROVED ADVANCE PER BLAST.• FINER FRAGMENTATION.

Page 7: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DISADVANTAGES

• DAMAGE TO SUPPORT CAN BE MORE SEVERE WITH INACCURATE DRILLING.

Page 8: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

NORMAL TIMING

STAGGERED PATTERN

Page 9: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

NORMAL TIMING - STAGGERED PATTERN

Page 10: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

NORMAL TIMING - STAGGERED PATTERN

Page 11: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

NORMAL TIMING - STAGGERED PATTERN

Page 12: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DISADVANTAGES

• BLASTING TOWARDS HANGWALL.• CREATING MORE DAMAGE TO THE

HANGWALL.• INCREASING PROBABILITY OF FOG’S.

Page 13: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DAISY CHAIN TIMING

STAGGERED PATTERN

Page 14: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

TIMING DONE IN DAISYCHAIN

1 3

2 4

5

6

7

8

9

Page 15: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

TIMING DONE IN DAISYCHAIN

1 3

2 4

5

6

7

8

9

Page 16: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

TIMING DONE IN DAISYCHAIN

Page 17: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACE

DIRECTION OF BLAST

TIMING DONE IN DAISYCHAINBROKEN SHOCKTUBE

Page 18: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DISADVANTAGES

• RISK OF MISFIRES/CUT-OFF’S.

Page 19: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING

BLOCK PATTERN

Page 20: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

1

5432

542 3

6

FREE

FACE

DIRECTION OF BLAST

REVERSE TIMING - BLOCK PATTERN

HEAVE OF ROCK DIRECTION

Page 21: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERN

FREE

FACE

DIRECTION OF BLAST

1 2

2 3

3 4 5

54 6

Page 22: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERN

FREE

FACE

DIRECTION OF BLAST

Page 23: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERN

FREE

FACE

DIRECTION OF BLAST

Page 24: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERNBROKEN SHOCKTUBE

FREE

FACE

DIRECTION OF BLAST

Page 25: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERN

CONNECTION

DIRECTION OF BLAST

1617

17

18

19

18

Page 26: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

ADVANTAGES

• THROW OF ROCK TOWARDS FOOTWALL.

• REDUCING DAMAGE TO HANGWALL.

Page 27: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

Backfill

GullyS

tick

Sid

eINCORRECT DRILLING

METHODWITH HANDIDETS

Page 28: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DISADVANTAGES

• THROW OF ROCK TOWARDS SUPPORT.

• SEVERELY DAMAGES SUPPORT.• CLEANING OPERATIONS DIFFICULT.• CONTAMINATES BACK AREAS.

Page 29: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

CORRECT DRILLING METHODWITH HANDIDETS

Sti

ck S

ide

Backfill

Page 30: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

ADVANTAGES

• THROW OF ROCK TOWARDS GULLY.• MINIMUM DAMAGE TO SUPPORT.• LESS CONTAMINATION TO BACK

AREAS.• IMPROVED CLEANING OPERATIONS.

Page 31: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING

STAGGERED PATTERN

Page 32: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - STAGGERED PATTERN

FREE

FACE

DIRECTION OF BLAST

1

1 432

3 42

5

Page 33: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - STAGGERED PATTERN

FREE

FACE

DIRECTION OF BLAST

Page 34: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - STAGGERED PATTERN

FREE

FACE

DIRECTION OF BLAST

Page 35: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

ADVANTAGES

• THROW OF ROCK TOWARDS FOOTWALL.

• REDUCING DAMAGE TO HANGWALL.

Page 36: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DISADVANTAGES

• DRILLING DISCIPLINE MUST BE MAINTAINED TO ENSURE PROPER BLASTING ASSOCIATED WITH THIS TIMING.

Page 37: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

How to time the heading with HANDIDETS®

COLOURS INDICATE HOWTO CONNECT INDIVIDUAL

HANDIDETS

HANDIDET TRUNKLINEFROM GULLY

Page 38: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

How to time the heading with HANDIDETS®

COLOURS INDICATE HOWTO CONNECT INDIVIDUAL

HANDIDETS

HANDIDET TRUNKLINEFROM GULLY

Page 39: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

THIS IS THE MASTERSTARTER

CONNECTED TO THE FIRSTHANDIDET

CONNECTION OF FOOTWALL LIFTING IN GULLYWITH HANDIDETS®

THIS IS A 6mHANDIDET TRUNKLINE (EXTENDER)TO THE HEADINGOR TOE OF PANEL

1

4

2

3

5

Page 40: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERN WITH PRE-CONDITIONING in Slow Motion

FREE

FACE

DIRECTION OF BLAST

Assume to be three meters Assume to be three meters

Blue Line - Extenders with HandiMastersYellow Line - HandiMastersOrange Blocks - HandiMaster Blocks 200m/s delay

Page 41: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

REVERSE TIMING - BLOCK PATTERN WITH PRE-CONDITIONING in Fast Mode

FREE

FACE

DIRECTION OF BLAST

Assume to be three meters Assume to be three meters

Blue Line - Extenders with HandiMastersYellow Line - HandiMastersOrange Blocks - HandiMaster Blocks 200m/s delay

Page 42: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACEBlue Line - ExtendersYellow Line - HandiMastersOrange Blocks - HandiMaster Blocks 200m/s delayRed Holes - Production HolesBlue Holes - Pre Conditioning Holes

REVERSE TIMING - BLOCK PATTERN WITH PRE-CONDITIONING in 3D

Page 43: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACEBlue Line - ExtendersYellow Line - HandiMastersOrange Blocks - HandiMaster Blocks 200m/s delayRed Holes - Production HolesBlue Holes - Pre Conditioning Holes

REVERSE TIMING - BLOCK PATTERN WITH PRE-CONDITIONING in 3D Fast Mode

Page 44: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

FREE

FACEBlue Line - ExtendersYellow Line - HandiMastersOrange Blocks - HandiMaster Blocks 200m/s delayRed Holes - Production HolesBlue Holes - Pre Conditioning Holes

REVERSE TIMING - BLOCK PATTERN WITH PRE-CONDITIONING in 3D Slow Mode

Page 45: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DO’S AND DON'TS• DO NOT CONNECT HANDIMASTER

BLOCKS CLOSER THAN 10CM TO EACH OTHER.

• CLIP THE HANDIMASTER BLOCK 90° TO THE TUBING TO ENSURE PROPER CONTACT.

• DAISY CHAIN TIMING NOT RECOMMENDED.

Page 46: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DO’S AND DON'TS• DO NOT LET THE BURNING PART OF

A FUSE TOUCH THE TUBING AS IT WILL MELT IT AND WILL CAUSE MISFIRES/CUT-OFF’S.

• DO NOT INSERT MORE THAN THE MAXIMUM RECOMMENDED NUMBER OF TUBES IN A HANDIMASTER™ BLOCK.

Page 47: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DO’S AND DON'TS• ALWAYS USE SUFFICIENT LENGTHS

OF SHOCK TUBE FOR THE SPECIFIC APPLICATION.

• ALWAYS INITIATE SHOCK TUBE BY USING A DETONATOR (NONEL‡ FUSE MASTERSTARTER®) OR DETONATING CORD.

Page 48: VARIOUS WAYS OF TIMING NORMAL TIMING - BLOCK. NORMAL TIMING - STAGGERED. DAISY CHAIN - STAGGERED. REVERSE TIMING - BLOCK. REVERSE TIMING - STAGGERED

DO’S AND DON'TS• DO NOT REVERSE PRIME WITH

SHOCK TUBES.• DO NOT USE THE DETONATOR TO

MAKE A HOLE INTO A CARTRIDGE EXPLOSIVE FOR PRIMING PURPOSES.

• DO NOT TRY AN PULL OUT A MISFIRED UNIT OUT OF CHARGED HOLE.