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Hoistman (Spider No. 3)

Hoistman (Spider No. 3)
8.  Mucking 9.  Concrete Work
1. 8. Mucking
Instruct topman to place the hook on the shaft bucket
Drop fireboss in hole to make examination
refer to hoisting personnel
Bring fireboss back out
Instruct topman to hook the work scaffold to the No. 2 hoist
Allow men to get on scaffold
Place on center Priority 2
Run hoist on low speed Priority 2
lower scaffold and personnel
follow signals Priority 2
Compensate for height of scaffold Priority 2
bring scaffold and all personnel back out of hole
Place scaffold out of the way
travel back to No. 1 hoist house
Instruct topman to hook up backhoe to No. 1 Hoist
Place on center Priority 2
Run hoist on low speed Priority 2
Lower backhoe to the bottom
Observe gauge for pressure drop when backhoe touches bottom
raise backhoe back up approximately 1 -2 feet above bottom and swing off center
observe cable location for guidance on placement of backhoe
Check with fireboss prior to lowering backhoe for bottom conditions Priority 2
Lower back to bottom until pressure drops
you may have to have slight tension on the hoist cable to keep the backhoe level until bottom can be leveled out
Travel to the No. 2 Hoist House
Instruct topman to hook shaft bucket up to hoist
Place hoist on personnel center Priority 2
Ensure topman is in crows nest Priority 2
Lower personnel back into the hole
Lower personnel through the steady mark until topman signals you to stop
Travel very slowly after going through the steady Priority 2
Follow signals to bring bucket back out of the hole and place on ground out of the way
Don't leave bucket hanging on the hoist
Return to No. 1 Hoist House
Wait for instruction from hole boss to turn on the air
Instruct topman to turn on the air
Follow signals for final adjustment of equipment in the hole
Wait for signal to bring hook back out
Instruct topman to hook muck bucket to No. 1 Hoist
Boom hoist to muck center Priority 2
Lower to steady mark and switch to low speed
Wait for signals to lower to bottom Priority 3
Observe for pressure drop and allow aprx. 1 foot of slack in order for crew to unhook bucket
Use numbers on the drum as guidance on location to set next bucket
Wait for signal to bring hook back out
Instruct topman to hook another muck bucket down
Lower bucket stopping at steady mark
Wait for signal to continue lowering bucket Priority 3
Observe for pressure drop and allow aprx. 1 foot of slack in order for crew to unhook bucket
Use numbers on the drum as guidance on location to set next bucket
Wait for bell signal (1 bell) and slowly pick up loaded muck bucket and wait for crew to clean and trim bucket Priority 2
Wait for signal for hole boss to pull bucket out of the hole (1 bell)
Operate hoist in low speed until you reach aprx. 325 feet per minute
Switch to high speed and continue to bring bucket back outside
limit switches will automatically slow the bucket down as it come back outside if properly set
Switch back over to low speed once bucket clears the fence
Swing bucket over and hold aprx. 3 - 3 1/2 feet above ground so topman can dump bucket (designated location) and you can observe the bucket dump in designated location
The distance from the ground may vary due to height of individual of dumping bucket
Bucket may need to be set on the ground to flip ears if it is loaded backwards
Instruct topman to position himself when dumping buckets so that he can be seen by the hoist operator at all times Priority 2
Wait for topman to flip ears back up and steady and clean bucket
Repeat mucking cycle until hole boss instructs you to reposition backhoe
Observe temp gauges for overheating conditions. If overheating occurs, lighten load on bucket or allow hoist to idle for a few minutes to lower temp Priority 2
Follow signals to retrieve backhoe
Pull backhoe
Upon signal from hole foreman, go to No. 1 Hoist
Travel to No. 2 Hoist house
Instruct topman to hook up mantrip
Ensure topman is in crows nest Priority 2
Lower mantrip down to steady mark Priority 2
Wait on signal from hole boss
Lower mantrip bucket to bottom
Wait for bell signal to raise mantrip to surface
Once mantrip is on surface, travel back to No. 1 Hoist House
Pull backhoe on low speed Priority 2
Swing backhoe to designated location
Lower to ground
Instruct topman to unhook
2. 9. Concrete Work
Begin concrete phase after drilling and shooting the level-up round
Panning
Travel to the No. 2 Hoist House
Instruct topman to place panning tin on scaffold
Ensure chains do not foul with the tin
Tin will be placed over railings on scaffold
Ensure everyone is clear of tin when scaffold is raised up Priority 2
Tin will be placed over railings on scaffold
Place hoist is on center center Priority 2
Put hoist in low speed Priority 2
Ensure topman is in the crows nest Priority 2
Raise scaffold high enough to clear the fence
Over-ride upper limit switch when raising scaffold
Swing to center
Lower slowly until scaffold is in concrete and you can see the men
Stop and wait for signal to lower into hole approximately 30 feet above bottom
Wait for signals from hole boss to retrieve scaffold and personnel
Raise high enough to allow scaffold and tin boots to clear fence
Place scaffold on ground
Travel to the No. 1 Hoist House
Instruct topman to hook up backhoe to No. 1 Hoist
Place on center Priority 2
Run hoist on low speed Priority 2
Lower backhoe to the bottom
Observe gauge for pressure drop when backhoe touches bottom
Raise backhoe back up approximately 1 -2 feet above bottom and swing off center
Observe cable location for guidance on placement of backhoe
Lower back to bottom until pressure drops
Travel to the No. 2 Hoist House
Instruct topman to hook shaft bucket up to hoist
Place hoist on personnel center Priority 2
Ensure topman is in crows nest Priority 2
Lower personnel back into the hole
Lower personnel through the steady mark until topman signals you to stop
Travel very slowly after going through the steady Priority 2
Follow signals to bring bucket back out of the hole and place on ground out of the way
Don't leave bucket hanging on the hoist
Return to No. 1 Hoist House
Wait for instruction from hole boss to turn on the air
Instruct topman to turn on the air
Follow signals for adjustment of equipment in the hole Priority 2
Remove personnel from hole after finishing level up
Remove backhoe
Travel to the No. 2 Hoist House
Set pads
Instruct topman to hook shaft bucket up to No. 2 hoist
Place hoist on personnel center
Ensure topman is in crows nest Priority 2
Lower personnel back into the hole
Lower personnel through the steady mark until topman signals you to stop
Travel very slowly after going through the steady Priority 2
Wait for signal to retrieve bucket
Send in pad bucket
Wait for signal to retrieve pad bucket
Send in gravel bucket
Wait for signal to retrieve gravel bucket
Send mantrip back in with foreman
Wait for signal to retrieve bucket
Load scaffold with straight steel
Instruct topman to insert chain on each end of straight steel
Lift up with hoist
Swing over top of scaffold
Lower down onto hand railing until boot hook locks
Send starting ring into the hole
Instruct topman to hook two sections of starting ring to hoist
Perform a light drop test before lowering into the hole Priority 2
Send starting ring sections into the hole on center center Priority 2
Maintain two wraps above your steady Priority 2
Starting rings hang roughly 20 ft below hook
Wait from signal from hole boss to completely lower and set starting ring sections
Wait for signal from hole boss to retrieve hook and rigging
Repeat process for other two sections of starting ring
Wait for signal from hole boss to retrieve hook and rigging
Instruct topman to hook up gravel bucket to hoist
Send gravel bucket into hole on center center
Stop at steady and wait for signal to lower gravel bucket to bottom Priority 2
Wait for signal from hole boss to retrieve gravel bucket
Place gravel bucket out of the way
Send radius steel into the hole
Instruct topman to hook up radius steel to hoist
Swing hoist to center center Priority 2
Drop into the hole and stop at 3 - 4 wraps above steady Priority 2
Wait for signal from hole boss for final positioning of radius steel
Wait for signal to send hook back out
Retrieve men from the hole
Send scaffold with straight steel into the hole
Instruct topman to place hook on scaffold
Ensure chains do not foul with the steel
Ensure everyone is clear when scaffold is raised up Priority 2
Place hoist on center center Priority 2
Put hoist in low speed Priority 2
Ensure topman is in the crows nest Priority 2
Raise scaffold high enough to clear the fence
Over-ride upper limit switch when raising scaffold
Swing to center of hole
Lower slowly until scaffold is in concrete and you can see the men
Stop and wait for signal to lower into hole approximately 30 feet above bottom
Wait for signals from hole boss to set steel
After steel is set the hole boss will signal for pipe to be lowered into the hole
Drop pipe into the hole when signaled by the hole boss
Stop 5 or 6 wraps before steady mark and switch to slow speed Priority 2
Wait for bell signals by hole boss to place or install the pipe
Repeat cycle until all pipe is installed
Swing out of way
Wait for signals from hole boss to pull the scaffold out of the hole
Unload the personnel
Set the scaffold out of the way
Send personnel back into hole
Ensure topman is in crows nest Priority 2
Refer to Hoisting Personnel
Wait for signal from hole boss to retrieve bucket
Place bucket out of the way
Send shaft form into the hole
Instruct topman to hook to shaft form
Raise form section high enough to allow topman to clean bottom and steady
Swing over hole to center center and ensure it is steady Priority 2
Lower into hole two wraps above steady Priority 2
Form is roughly 16 ft below hook
Switch to low speed
Wait for signal from hole boss to continue lowering form until foreman stops you about 1 foot from bottom
Lower the form very slowly when signaled - this allows the crew to line up the form
Place new bottom reference mark for next ring of forms
Place new steady mark approximately 8 feet above the old and erase old mark and adjust limit settings accordingly Priority 2
Follow hole boss signals
Wait for signal to raise empty hook to surface
Repeat process until all four form sections are in the hole
Send bucket back into the hole and bring the crew up
Ensure topman is in the crows nest Priority 2
Set forms scaffold, forms, and concrete pour
Instruct topman to place hook on scaffold
Ensure chains do not foul with the steel
Ensure everyone is clear when scaffold is raised up Priority 2
Place hoist on center center Priority 2
Put hoist in low speed
Ensure topman is in the crows nest Priority 2
Raise scaffold high enough to clear the fence
Over-ride upper limit switch when raising scaffold
Swing to center of hole
Lower slowly until scaffold is in concrete and you can see the men
Stop and wait for signal to lower into hole
Wait for bell signals by hole boss to place the form scaffold and then send the hook out
Instruct topman to hook up radius rebar
Go to center shaft, stead and wait for signal to lower
Maintain two wraps above the steady Priority 2
Wait for signal to lower radius steel and allow crew to unhook
Wait for signal from hole boss to retrieve empty hook
Instruct topman to hook up concrete bucket
Boom up to concrete center
Lower bucket to the ground
Place hoist in low speed Priority 2
Swing filled bucket back over hole to concrete center Priority 2
Lower to steady and wait for signal
Hole boss will signal to send on down
Lower slowly until stopped by hole boss
Note reference number off of drum
This is your reference number for this ring for this pour
repeat process from dropping forms four more times changing reference marks accordingly
after setting each ring of forms, the forms scaffold will need to be slowly raised and reset on hole bosses signals
pull forms and retrieve
pick scaffold up and slowly lower to the next ring of forms following signals from hole boss
wait for signal from hole boss to hook to and slowly pull form pieces free
CAUTION: never exceed 2000 psi when breaking forms loose Priority 3
hole boss will signal you to stop once form is broke free
wait for signal from hole boss to raise form out of hole
repeat process until you get to the No. 1 ring
wait for signal to remove form scaffold and crew from hole
drop crew back into the hole in bucket
wait for signal from hole boss to take bucket out
store bucket out of the way
send hook back in (center center) to retrieve No. 1 ring
wait for signal from hole boss to hook to and slowly pull form pieces free
CAUTION: never exceed 2000 psi when breaking forms loose Priority 3
hole boss will signal you to stop once form is broke free
wait for signal from hole boss to raise form out of hole
repeat process until you get all remaining forms
after final form is pulled, foreman will request bucket to bring crew out
wait for signal from hole boss to bring crew out
Set new bottom and steady marks and re-adjust limits accordingly after bucket is on bottom for mantrip
bring crew out