P5 PRODUCTION CONFINED SPACE LOG

Transcription

1 VMM sand hoppers Full Permit Mechanical movement of bottom belt. Multi Gas Air Monitor As needed for # (#1) Required Engulfment in contents (sand). Body harness maintenance # (#2) Fall hazard greater than 4 feet (12 feet). Lifeline/rope only # (#3) Dusty atmosphere. # (#4) Toxic atmosphere- previous monitoring has shown low levels of CO Portable Ladder # (#5) 1. Empty contents of hopper # (#6) 2. Block inflow of material (sand) Portable Lighting # (#7) 3. Lockout related equipment, belts # (#8) 4. Air monitoring must be within acceptable limits pre-entry & during work VMM sand hoppers Empty Permit Mechanical movement of bottom belt. Multi Gas Air Monitor As needed for # (#1) Required Fall hazard greater than 4 feet (12 feet). Body harness maintenance # (#2) Toxic atmosphere- previous monitoring has shown low levels of CO Lifeline/rope only # (#3) # (#4) 1. Lockout related equipment, bottom belt, inflow sand belt Portable Ladder # (#5) 2. Air monitoring must be acceptable prior to and throughout entry period # (#6) 3. Continuous ventilation is required, possibly with use of portable blower Portable Lighting # (#7) # (#8) VMM Aerators Non-permit Mechanical movement of cutter wheels *Blower required during hot work As needed for Gray #1 - #4 Mechanical movement of bottom belt. cleaning Ductile #5 - #8 Sharp edges 1.Lockout related equipment 2.Clean build up prior entry VMM Spill Sand Conveyer Pit Non-permit Possible toxic atmosphere noted low level entry during production Multi Gas Air Monitor Daily Gray #1 - #4 Ventilation Mechanical sand conveyor Ductile #5 - #8 Procedure Iron spill into pit if entered during production *Blower required during hot work Dusty atmosphere. 1. Lockout conveyor 2. Enter under non-production with ladle empty VMM Exhaust Chamber Permit Engulfment in contents (sand). Multi Gas Air Monitor As needed for Gray Vmm #1 & #4 Required Entrapment (Tapered Bottom) maintenance Ductile Vmm #5 - #8 Fall hazard greater than 4 feet. *Blower required during hot work only 1. Lockout VMM and Dampers 2. Clean out build up as much as possible prior to entry. Non-Production Entry Only! VMM Auto Pour / Tilt Pour Pits Non-permit Ladder As needed for Non-Production Entry Only! Iron spill into pit if entered during production cleaning Gray Vmm #1 & #4 Low level carbon monoxide noted during production or repair Ductile Vmm #5 - #8 Electrical hazard from inductor and power leads 1. Lockout VMM & PMC 2. Lock out inductor Non-Production Entry Only!

2 VMM Auto Pour / Tilt Pour Pits Permit Mechanical movement of furnace Ladder As needed for With Production Running Required Iron spill into pit if entered during production Multi Gas Air Monitor cleaning Gray Vmm #1 & #4 Low level carbon monoxide noted during production or repair Ductile Vmm #5 - #8 Electrical hazard from inductor and power leads Spotter 1. Lockout VMM & PMC 2. Lock out inductor 3. Sand berm must be in place if concrete berm is missing. 4. Must have spotter when HMC is running. #5 VMM Turntable Pit Non-permit Mechanical rotating movement As needed for Ventilation Iron spill into pit if entered during production *Blower required during hot work maintenance Procedure Low level carbon monoxide noted during production Meter may be worn on person only 1.Lockout related equipment. 2.Ventilate space Non-Production Entry Only! 3.Barricade off forklift traffic. Vacuum Pump Filter House Non-permit Dusty atmosphere. Ladder As needed for Gray Entrapment cleaning Ductile Possible bad atmosphere 1.Lockout related equipment. 2.Empty contents 3.Ventilate space #4 VMM Hydraulic Tank Permit Engulfment in contents (Liquid). Multi Gas Air Monitor As needed for Required Entrapment cleaning Possible bad atmosphere 1.Lockout pumps 2.Block inflow and outflow lines. 3.Empty contents of space. 4.Ventilate space Parting Spray Day Tank Permit Engulfment in contents (Liquid). Multi Gas Air Monitor As needed for Gray Required Entrapment Portable ladder cleaning Ductile Possible bad atmosphere 1.Lockout pumps 2.Block inflow and outflow lines. 3.Empty contents of space. 4.Ventilate space

3 Casting Coolers Non-permit Possible toxic atmosphere (low level CO) if filled with castings/sand. Multi Gas Air Monitor As needed for # (#4House) Ventilation Temperature/Hot castings Ventilation- system, portable, natural maintenance # (#4Buzzer) Procedure Extreme air flow *Blower required during hot work only # (#1House) Mechanical belt and shaking mechanism # (#1Buzzer) # (#2House) 1. Run blowers pre-entry to allow castings to cool # (#2Buzzer) 2. Lockout related equipment, belt, shaker etc. # (#3House) 3. Suction air remains on for ventilation unless performing Hot Work # (#3Buzzer) 4. Air monitoring must be within acceptable limits pre-entry & during work # (#5House) # (#5Buzzer) # (#6House) # (#6Buzzer) # (#7House) # #7Buzzer) # (#8 Casting Cooler) Rotary Core Butt- Screens Permit Possible toxic atmosphere noted low level CO Multi Gas Air Monitor As needed for # (Gray) Required Mechanical movement of rotary screen, in-feed, out-conveyor belts Ventilation- system, portable, natural maintenance # (Ductile) Fall greater than 4 feet only 1. Air monitoring pre-entry and during entry must be acceptable. 2. Enter only during non-production by maintenance personnel ONLY 3. Continuous air monitoring and ventilation are required during entry. Rotary Core Butt- Enclosure Permit Possible toxic atmosphere noted low level entry during production Multi Gas Air Monitor As needed for # (Gray) Required Mechanical movement of rotary screen, in-feed, out-conveyor belts Body harness maintenance # (Ductile) Fall hazard greater than 4 feet. Mechanical retrieval device only 1. Lockout rotary screen, in & out feed conveyor system. Portable ladder 2. Fall protection with mechanical retrieval required. Lifeline/rope 3. Air monitoring must demonstrate acceptable limits. Surge Bin 250 Ton Permit Dusty atmosphere. Multi Gas Air Monitor As needed for # (Gray) Required Potential to engulf Body harness maintenance # (Ductile) Fall hazard greater than 4 feet Lifeline/rope only Mechanical hazard in & out conveyors 1. Empty contents of silo Portable Ladder 2. Lockout related equipment- in & out conveyors 3. Air monitoring must demonstrate acceptable limits. Portable Lighting 4. Fall protection with mechanical retrieval required

4 Dry Sand Aerators Non-permit Mechanical movement of cutter wheels *Blower required during hot work As needed for # (Gray) Mechanical movement of bottom belt. cleaning # (Gray) Sharp edges # (Ductile) 1.Lockout related equipment # (Ductile) 2.Clean build up prior entry Moisture Addition System Non-permit Mechanical movement of bottom belt. *Blower required during hot work Weekly # (Gray) Incoming Water # (Ductile) Ionizing Radiation 1.Lockout related equipment 2.Clean build up prior entry 625 Sand Cooler Non-permit Dusty atmosphere. Ventilation- system or portable Weekly Non Production Ventilation Excessive heat Multi Gas Air Monitor # (Gray) Procedure Excessive air flow # (Ductile) 1. Continuous ventilation either system air or portable blower 2. Allow adequate cooling time before entry 3. Lock out 625 Sand cooler, 627 Bucket elevator 616 Belt and 628 Blower 625 Sand Cooler Permit Dusty atmosphere. Ventilation- system or portable With Production Running Required Excessive heat Multi Gas Air Monitor # (Gray) Excessive air flow # (Ductile) 1. Continuous ventilation either system air or portable blower 2. Allow adequate cooling time before entry 3. Lock out 625 Sand cooler, 627 Bucket elevator 616 Belt and 628 Blower 615 Final Sand Screen Non-permit The entire piece of equipment shakes Multi Gas Air Monitor Weekly # (Gray) Ventilation Possible low level CO during production Ventilate # (Ductile Procedure 1. Lockout related equipment to prevent movement 2. Air monitoring must be acceptable prior to and throughout entry period 607/627 Bucket Elevator EnclosNon-permit Mechanical hazard- bucket elevator Entry ONLY from bottom door!!! Weekly # Fall hazard greater than 4 feet if entering from the top # Dusty atmosphere. # Lockout bucket elevator and related equipment # Open top door for ventilation # Enter via bottom door only

5 Gate and Sprue Pit Non-permit Mechanical conveyor Multi Gas Air Monitor Weekly # to 690 Ventilation Low lighting Procedure Historically there have been low levels of CO in this pit 1. Lockout conveyor if any guards are removed. 2. Air monitoring must be acceptable prior to and throughout entry period 3. Continuous air monitoring and ventilation required Pelletizer Dust Silos Permit Lack of oxygen Multi Gas Air Monitor As needed for # (Gray South) Required Dusty atmosphere. Body harness maintenance # (Melt) Engulfment in contents (dust). Lifeline/rope only # (Ductile) Fall hazard greater than 4 feet. Combustible gases, vapors, dust Portable Ladder 1. Air monitoring pre-entry and during entry must be acceptable. 2. Lockout related equipment Portable Lighting 3. Empty space contents (dust) 4. Block inflow lines. 5. Fall protection with mechanical retrieval required New Sand / Bond Silos Permit Dusty atmosphere. Multi Gas Air Monitor As needed for # (Gray) Required Potential to engulf Body harness maintenance # (Ductile) Fall hazard greater than 4 feet Lifeline/rope only Pneumatic in feed at top of silo Mechanical auger in bottom of silo Portable Ladder 1. Block pneumatic inflow of dust 2. Empty contents of silo Portable Lighting 3. Lockout auger in bottom 4. Air monitoring must demonstrate acceptable limits 5. Fall protection with mechanical retrieval required Mullors #1-#12 Empty Non-permit 1. Low level of CO noted in mullor before sand is emptied Lockout Daily # (#1) 2. Dusty atmosphere # (#2) 3. Mechanical hazard- spinning plows # (#3) 4. Engulfment in contents (sand) # (#4) 1. Empty contents of mullor # (#5) 2. Lockout mullor and batch hopper # (#6) # (#7) # (#8) # (#9) # (#10) # (#11) # (#12)

6 Mullors #1-#12 Full Non-permit 1. Low level of CO noted in mullor before sand is emptied Multi Gas Air Monitor As needed for # (#1) Ventilation 2. Dusty atmosphere Ventilation- system or portable maintenance # (#2) Procedure 3. Mechanical hazard- spinning plow only # (#3) 4. Engulfment in contents (sand) # (#4) 5. Low level of CO noted in mullor when performing hot work. # (#5) # (#6) 1. Lockout mullor batch hopper # (#7) 2. Block sand inflow # (#8) 3. Continuous air monitoring and ventilation required # (#9) # (#10) # (#11) # (#12) Mullor Sand Silos #1-#12 Permit Toxic atmosphere- previous monitoring has shown low levels of CO Multi Gas Air Monitor As needed for # (#1) Required Engulfment in contents (sand) Body harness maintenance # (#2) Fall hazard greater than 4 feet Lifeline/rope only # (#3) 1. Block the inflow lines to silo. Mechanical retrieval device # (#4) 2. Empty contents of silo # (#5) 3. Lockout hulla hopper # (#6) 4. Air monitoring must demonstrate acceptable limits # (#7) # (#8) # (#9) # (#10) # (#11) # (#12) AO System Clarifier Tank Permit Engulfment (water) Multi Gas Air Monitor As needed for Required Entrapment sloping sides Body harness maintenance Electrical hazard from stingers Lifeline/rope only 1.lockout related equipment (chains,pumps,stingers) 2.Block inflow water lines Portable Ladder 3.Drain water Portable Lighting AO System DEMAR Tank Permit Engulfment (water) Multi Gas Air Monitor As needed for Required Entrapment sloping sides Body harness maintenance Electrical hazard from stingers Lifeline/rope only 1.lockout related equipment (pumps,stingers) 2.Block inflow water lines 3.Drain water

7 Sand Chutes Non-permit Mechanical conveyor *Blower required during hot work As needed for Numerous points throughout Rotating Parts maintenance the sand system Moving Sand only 1.Lockout related equipment 2.Clean build up prior entry Sand Debris Hoppers Permit Toxic atmosphere- previous monitoring has shown low levels of CO Multi Gas Air Monitor As needed for 526B / 531B Required Combustible dust Body harness maintenance 610A / 610B Fall Hazard > 4 feet Lifeline/rope only Engulfment (sand) Ladder Entrapment sloping sides *Blower required during hot work Mechanical movement of belt. 1.Lockout related equipment 2.Clean build up prior entry 3. Fall protection required Bond Day Tanks Permit Dusty atmosphere- difficult to ventilate Multi Gas Air Monitor As needed for Gray Required Engulfment in contents (bond/sand) Body harness maintenance Dcuctile Fall hazard greater than 4 feet Lifeline/rope only Tapered Bottom 1. Block inflow lines to tank Portable Ladder 2. Empty contents of tank 3. Air monitoring must demonstrate acceptable limits. Portable Lighting *SCBA may be necessary for entry *No hot work performed on lining of silo West- New Sand Day Tank Permit Dusty atmosphere- difficult to ventilate Multi Gas Air Monitor As needed for Dcuctile Required Engulfment in contents (bond/sand) Body harness maintenance Tapered Bottom Fall hazard greater than 4 feet East- New Sand Day Tank Lifeline/rope only Gray 1. Block inflow lines to tank Mechanical retrieval device 2. Empty contents of tank SCBA 3. Air monitoring must demonstrate acceptable limits.

8 Spill Surge Hopper Permit Dusty atmosphere- difficult to ventilate Multi Gas Air Monitor As needed for Gray 40 Ton Required Engulfment in contents-sand Body harness maintenance Ductile 40 Ton Fall hazard greater than 4 feet Lifeline/rope only Tapered Bottom 1. Block inflow lines to tank Portable Ladder 2. Empty contents of tank 3. Air monitoring must demonstrate acceptable limits. Portable Lighting Wheelabrador Cabinets #1-#7 Non-permit Mechanical hazard, shot wheels moving and throwing shot Lockout Daily # (#1) 1. Lockout shot wheels and spinner # (#2) 2. Allow time for shot wheel movement to stop. # (#3) # (#4) # (#5) # (#6) # (#7) Wheelabrador Pits #1-#7 Non-permit Mechanical hazard, bucket elevator, shaker moving overhead Lockout Weekly 1. Lockout spinner, shaker bucket elevator Tumble Blast Non-permit Mechanical hazard of equipment moving, shot wheels, in/out feed shakers Lockout As needed for # Mechanical hazard of doors opening/closing maintenance # Lockout all related equipment including shot wheels, motors, shakers, only # door, box dumper. 2. Put door pins in place Core room CB Pits Permit Toxic atmosphere (carbon monoxide and amine) Multi Gas Air Monitor # Required Chemical leakage into pit Ventilation- system or portable 1.Lockout machine 2.Isolate and depressurize chemical lines Core Sand Holding Silos Permit Dusty atmosphere Multi Gas Air Monitor As needed for Required Engulfment in contents (sand) Body harness maintenance Fall hazard greater than 4 feet Lifeline/rope only Historically low levels of CO during hot work 1. Block inflow lines to tank Portable Ladder 2. Empty contents of silo 3. Air monitoring must demonstrate acceptable limits. Portable Lighting

9 Core Ovens Non-permit Extreme Heat As needed for # (#1) Mechanical moving belt Lockout cleaning # (#2) 1. Allow ovens to cool prior to entry (approx. 2 hours minimum) # (#3) 2. Lockout belts and related equipment # (#4) 3. Open all doors and hatches to allow natural ventilation # (#5) 4. Lockout of robots # (#6) # (#7) # (#8) # (cell 1) # (cell 2) # (cell3) #6 CB 3644 Oven # 8 CB Core room Bulk Chemical Tank Permit Toxic atmosphere (chemical contact) Multi Gas Air Monitor As needed for (2) 6000 Gallon Tanks Required Possible oxygen deficient Chemical Suit,Gloves and Goggles maintenance Possible reaction between Part I and Part II only 1.Lockout receiving equipment in truck bay. 2.Lockout associated piping. 3.Lockout Pumps 4.Lockout N2 purge ability Core room Chemical Day TanksPermit Toxic atmosphere (chemical contact) Multi Gas Air Monitor As needed for (8) 500 Gallon Tanks Required Possible oxygen deficient Chemical Suit, Gloves and Goggles maintenance Possible reaction between Part I and Part II only 1.Lockout receiving equipment in truck bay. 2.Lockout associated piping. 3.Lockout Pumps 4.Lockout N2 purge ability Core wash Mixing Tank Permit Mechanical hazard (moving mixer blades / paddles) Multi Gas Air Monitor As needed for Hotbox (2) 500 gallon Required Engulfment in contents (core wash) Ladder cleaning Coldbox (1) 500 gallon Entrapment (tall sides) Loramendi (2) 500 gallon 1.Lockout mixing blades / paddles. 2.Lockout associated piping. 3.Lockout Pumps 4.Drain and rinse tank prior to entry

10 Loramendi Dip Tanks Non-permit Engulfment in contents (liquid corewash) Ladder As needed for Mechanical hazard (moving mixer blades / paddles) Lockout cleaning Slippery Surface 1.Lockout mixing blades / paddles. 2.Lockout associated piping. 3.Lockout Pumps 4.Drain and rinse tank prior to entry Spent Acid Tank (Scrubber) Permit Toxic atmosphere, residual sulfuric acid Multi Gas Air Monitor ENTRY East Scrubber Room Required Chemical contract with sulfuric acid Body harness NOT West Scrubber Room 1. Block inflow of solution Lifeline/rope PERMITTED 2. Empty contents of tank and allow ventilation Mechanical retrieval device 3. Lockout related equipment Acid gear 4. Air testing must be within acceptable limits SCBA Dakota Scrubbers Permit Toxic atmosphere- residual sulfuric acid and low levels of CO Multi Gas Air Monitor Monthly # (East) Required Chemical contract with sulfuric acid Body harness Dakota Scrubber DES-108 Mechanical hazard- pump, blower Lifeline/rope Electrical hazard if using electric tools in wet environment Acid gear # (West) 1. Block inflow of solution Dakota Scrubber DES Empty contents of tank and allow ventilation *Safety rope must be present but 3. Lockout related equipment, pump, blower not worn during entry due to 4. Air testing must be within acceptable limits trip hazard, slippery surface HVAC Non-permit Excessive air flow Multi Gas Air Monitor As needed for # to 688 (Gray) Ventilation Natural gas lines with burners maintenance # to 715 (Ductile) Procedure 1. Perform lockout on related equipment No Smoking inside Enclosure! only

11 Stacks Permit Toxic atmosphere (possible high levels of carbon monoxide,amine gas, Multi Gas Air Monitor As needed for SO-1 Required sulfur dioxide) maintenance SO-4 Dusty atmosphere May require extra cooling time SO-7 Extreme temperature only SO-8 Extreme air flow Non-Production Entry Only! SO-9 S14 1. Air monitoring pre-entry and during entry must be acceptable. S15 2. Continuous ventilation required, a portable blower may be necessary S16 3. Lockout equipment related to stack to prevent emissions S17 from interfering with entry. S44 Ductwork Permit Toxic atmosphere Multi Gas Air Monitor As needed for Required Possible high levels of carbon monoxide, Oxygen deficient maintenance Located throughout facility in Extreme temperature May require extra cooling time only upper and lower levels of plant. Extreme air flow Entrapment Non-Production Entry Only! Engulfment Fall > 4 feet 1. Air monitoring pre-entry and during entry must be acceptable. 2. Continuous ventilation required, a portable blower may be necessary 3. Lockout equipment related to stack to prevent emissions from interfering with entry. Torit Dust Collector Permit Dusty atmosphere Multi Gas Air Monitor As needed for Required Mechanical hazard- blower maintenance 1. Lockout blower 2. Lockout all related equipment 4. No hot work is allowed while filters are in place only

12 Bughouse Top Non-permit Pulse Valves Multi Gas Air Monitor Weekly # (Gray VMM) Ventilation Dusty atmosphere # (Gray Millroom) Procedure # (Ductile VMM) Non-Production Entry Only! # (Ductile Millroom) 1. Lockout all related equipment # (Hot & Coldbox) 2. Continuous ventilation required, a portable blower may be necessary # (Gray GMD) # (Ductile GMD) 4. No hot work is allowed while bags are in place # (Melt Fugitive) Top Section Only Bughouse Bottom & Middle Permit Toxic atmosphere Multi Gas Air Monitor Weekly # (Gray VMM) Required Oxygen deficient # (Gray Millroom) Entrapment # (Ductile VMM) Dusty atmosphere Non-Production Entry Only! # (Ductile Millroom) Bughouse dust collectors are pulling air from the mold cooling lines # (Hot & Coldbox) and may have low level carbon monoxide # (Gray GMD) # (Ductile GMD) 1. Lockout all related equipment # (Melt Fugitive) 2. Continuous ventilation required, a portable blower may be necessary Bottom & Middle Section Only 4. No hot work is allowed while bags are in place Dust Collector Blower Housing Permit Toxic atmosphere Multi Gas Air Monitor As needed for Required Oxygen deficient maintenance Entrapment Dusty atmosphere Non-Production Entry Only! Baghouse dust collectors are pulling air from the mold cooling lines and may have low level carbon monoxide 1. Lockout all related equipment 2. Continuous ventilation required, a portable blower may be necessary

13 Classifier Permit Engulfment by contents Multi Gas Air Monitor As needed for Gray Required Entrapment by configuration maintenance Ductile Dusty atmosphere Portable ladder only Fall hazard greater than 4 feet Portable lighting 1. Lockout blowers, burners, rotolocks 2. Continuous ventilation required, a portable blower may be necessary Non-Production Entry Only Hot Box Dust Collection Permit Toxic atmosphere Multi Gas Air Monitor As needed for Required Mechanical hazard- auger Ventilation- system or portable maintenance Dusty atmosphere only 1. Lockout all related equipment Non-Production Entry Only 2. Continuous ventilation required, a portable blower may be necessary 4. No hot work is allowed while bags are in place Loramendi Dust Collection Permit Toxic atmosphere Multi Gas Air Monitor As needed for Required Mechanical hazard- auger Ventilation- system or portable maintenance Dusty atmosphere only 1. Lockout all related equipment 2. Continuous ventilation required, a portable blower may be necessary 4. No hot work is allowed while bags are in place Railcar Permit Dusty atmosphere Multi Gas Air Monitor As needed for Sand,Scrap,Alloys and Non Metallics Required Engulfment by contents (sand) Body harness maintenance Possible toxic atmosphere (low level CO) Lifeline/rope only Fall hazard greater than 4 feet 2-way radio 1.Empty contents of space. Mechanical retrieval device 2. Continuous ventilation required, a portable blower may be necessary 3. Air monitoring must be acceptable prior to entry Blue Flag 4.Blue flag on tracks to prevent railroad from moving car. Sand Railcar Unload Pit Non-permit Dusty atmosphere Ladder Weekly Rotating Parts (belt,tail pulley) Blue Flag 1.All guarding must be in place. 2.Conveyor pull cord accessible.

14 Valve Vaults Permit Possible toxic atmosphere (low level CO or oxygen deficient) Multi Gas Air Monitor As needed for Required Contains material that can engulf (water) Body harness maintenance Located Throughout Facility Fall hazard > 4 feet Mechanical retrieval device only and surrounding outside areas Engulfment 2-way radio Animals and/or Insects Portable lighting Acceptable air prior to entry Lockout fill pipe No Entry During Rain Event! Empty contents prior to entry Manholes / Storm Sewers Permit Possible toxic atmosphere (low level CO or oxygen deficient) Multi Gas Air Monitor As needed for Required Contains material that can engulf (water) Body harness maintenance Located Throughout Facility Fall hazard > 4 feet Mechanical retrieval device only and surrounding outside areas Entrapment 2-way radio Animals and/or Insects Portable lighting Acceptable air prior to entry Lockout fill pipe No Entry During Rain Event! Empty contents prior to entry Ringwood Unit Permit Possible toxic atmosphere (low level CO or oxygen deficient) Multi Gas Air Monitor As needed for Required Contains material that can engulf (water) Portable lighting maintenance Entrapment only Chemical Contact (caustic) and (acid) Chemical Gloves 1. Lockout all related equipment 2. Continuous ventilation required, a portable blower may be necessary Trash Compactor Permit Crush from Compacting Ram Locks As needed for Galbreath Required Entrapment hazard Bracing material maintenance Marathon Contains material that can engulf (trash) only Entrapment hazard (sloping sides) Animals and/or Insects 1. Lockout all equipment 2. Brace Ram in position Sump Pit Septic Lift Station Permit Explosive Gas (Methane) Multi Gas Air Monitor As needed for # (Gray Millroom) Required Bio-Hazard Body Substance Isolation PPE maintenance # (Air Compressor) Contains material that can engulfment Body harness only # (X-Ray Building) Mechanical hazard Mechanical retrieval device Fall hazard greater than 5 feet Portable ladder 1.Empty contents prior to entry 2.Lockout all equipment 3. Continuous ventilation required, a portable blower required

15 Air Tanks Permit Toxic atmosphere Multi Gas Air Monitor As needed for Required Oxygen deficient maintenance Located Throughout Facility Entrapment Portable lighting only 1. Lockout all related equipment No Hot Work Allowed On 2. Continuous ventilation required, a portable blower may be necessary Pressure Vessels! Hydraulic Tanks Permit Toxic atmosphere Multi Gas Air Monitor As needed for Required Oxygen deficient maintenance Located Throughout Facility Entrapment Portable lighting only 1. Lockout all related equipment No Hot Work Allowed On 2. Continuous ventilation required, a portable blower may be necessary Oil Vessels! Oily Condensate Tank Permit Engulfment (oily condensate water) Multi Gas Air Monitor As needed for Required Entrapment (deep sides) Ventilation- system or portable maintenance only 1. Lockout all related equipment 2. Continuous ventilation required, a portable blower may be necessary Used Oil Tank Permit Engulfment (oil) Multi Gas Air Monitor As needed for Required Entrapment (deep sides) maintenance 1. Lockout all related equipment (inflow pump) only Used Oil Tank Containment Non-permit Slippery Surface Lockout pump As needed for 1. Lockout all related equipment (inflow pump to tank) maintenance only New Water Room (West) Permit Engulfment (water) Multi Gas Air Monitor As needed for # Required Entrapment (deep sides) maintenance # Mechanical retrieval device only (2) 5000 Gallon overflow tanks 1. Lockout all related equipment Ladder (2) Coldwell tanks 2. Continuous ventilation required, a portable blower may be necessary (2) Heat exchangers

16 Compressor Cooling Water Tank Permit Engulfment (water) Multi Gas Air Monitor As needed for Required Entrapment (deep sloping sides) Body harness maintenance Possible low level CO (from powered vehicles or equipment). Lifeline/rope only 1.lockout related equipment (pumps) 2.Block inflow water lines Portable Ladder 3.Drain water Portable Lighting Compressor Cooling Towers Non-permit Slippery walking surface Lockout fan motor As needed for Rotating Parts (fan blade) maintenance only 1.lockout related equipment (fan motor) 2. Use GFCI protection do to wet conditions Sand Reclaim Silos Permit Dusty atmosphere Multi Gas Air Monitor As needed for Required Engulfment in contents (sand) Body harness maintenance Fall hazard greater than 4 feet Lifeline/rope only Historically low levels of CO during hot work 1. Block inflow lines to tank Portable Ladder 2. Empty contents of silo 3. Air monitoring must demonstrate acceptable limits. Portable Lighting Reclaim Calcifier Permit Possible toxic atmosphere (low level CO or oxygen deficient) Multi Gas Air Monitor As needed for Required Engulfment in contents (sand) Body harness maintenance Fall hazard greater than 4 feet Lifeline/rope only Extreme Heat Entrapment (deep straight sides) 1. Block inflow lines to tank Portable Ladder 2. Continuous ventilation required, a portable blower may be necessary 3. Air monitoring must demonstrate acceptable limits. Portable Lighting Reclaim Sand Cooler Permit Engulfment (water) Multi Gas Air Monitor As needed for Required Entrapment (deep sloping sides) Body harness maintenance Possible low level CO (from powered vehicles or equipment). Lifeline/rope only 1.lockout related equipment (pumps) 2.Block inflow water lines Portable Ladder 3.Drain water Portable Lighting

17 Reclaim Cooling Water Tank Permit Engulfment (water) Multi Gas Air Monitor As needed for Required Entrapment (deep sloping sides) Body harness maintenance Possible low level CO (from powered vehicles or equipment). Lifeline/rope only 1.lockout related equipment (pumps) 2.Block inflow water lines Portable Ladder 3.Drain water Portable Lighting Cooling Water Sump Permit Engulfment (water) Multi Gas Air Monitor As needed for Required Entrapment (deep sloping sides) Body harness maintenance Possible low level CO (from powered vehicles or equipment). Lifeline/rope only 1.lockout related equipment (pumps) 2.Block inflow water lines Portable Ladder 3.Drain water Portable Lighting Reclaim Cooling Tower Non-permit Slippery walking surface Lockout fan motor As needed for Rotating Parts (fan blade) maintenance only 1.lockout related equipment (fan motor) 2. Use GFCI protection due to wet conditions Pro Claim Non-permit Entrapment (deep straight sides) Lockout fan motor As needed for Extreme air movement 1.lockout related equipment maintenance only