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Appendix A: Ranking Grain Elevator Hazards
Pages 63-114

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From page 63... ... Even though several preventive actions were proposed for each hazard scenario, the panel did not always elect to approve all such actions for implementation. Those actions shown with an ~X" in the APPROVED PA column were chosen for implementation, and the cumulative cost. Read the entire page →
From page 64... ... This should clearly show that hazard control potential-and hazard significance are totally independent of one another. When all the scenarios had been ranked in the Pole, the panel determined which preventive actions should be recommended, based on the most cost-effective use of resources to eliminate or control explosions. Read the entire page →
From page 66... ... 1 66 PA Code 1 2 3 4 6 7 8 9 10 11 ~2 13 14 15 ~6 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 3S FIGURE A-2 PERSONNEL Selection - Criteria PERSONNEL Selection - Methods , PERSONNEL Training - New Employee Tndoctrinstion PERSONNEL Training - In-Service Ccurses, Hazard Education PERSONNEL Qualification Validation - Formal Examination PERSONNEL Qualification Validation - Informal Periodic Review PERSONNEL Supervision - Job Assignment Versus Skill Level PERSONNEL Supervision - Assurance of Work Effectiveness PHYSICAL FACTLTTTES Design - Layqut/Arrangement/Modification PHYSICAL FACILITIES Design - Functional Capacity PHYSICAL FACILITIES Operations - Reliability/Operability of Functions PHYSICAL FACILITIES Operations - Sequencing/Scheduling of Functions PHYSICAL FACILITIES Maintenance - Techniques PHYSICAL FACILITIES Maintenance - Inspection ADMINISTRATION Policies - Non-Existent or Inadequate ADMINISTRATION Policies - Res trictive Scope AD~NTSTRATION Procedures - Operational ADMINISTRATION Procedu res - Jurisdictions 1 EQUT EMENT Function or EQUIPMENT Function or EQUTEMENT Operational EQUIPMENT Operational EQUI EMERr Ma intenance EQUIPMENT Maintenance ENVIRONMENTAL ASPECTS ENVIRONMENTAL ASPECTS ENVIRONMENTAL ASPECTS E~VIRON=NTAL ASPECTS Design - Utility or Physical Characteristics Design - Functional Capability Parameters - Functional Reliability Parameters - Human Operator Factors - Availability of Function (downtime factors) - Calibration Government Requirements - OSHA Government Requirements - DoA Government Requirements - EPA Social - Local Community ENVIRONMENTAL ASPECTS Social - Grain Industry Organizations ENVIRONMENTAL ASPECTS Legal - Tort Law ENVIRONMENTAL ASPECTS Legal - International Agreements ENVIRONMENTAL ASPECTS Political - Legislative Action TECHNOLOGICAL ASPECTS Research TECHNOLOGICAL ASPECTS Development ECONOMIC ASPECTS Grain Dust Hazard preventive action codes . Read the entire page →
From page 67... ... and schedule ) _ _ P Preventive action for the ldentifled hazard will require less than $2,500 ., Q Preventive action for the identified hazard w111 require between $2,SOO and S50 000 ~ Preventive action [or the ldentifled hazard w111 require between S50.000 and S2SO OOO S Preventive �ctlon for the ldentifled hazard w111 require Fore tom $250,000 FIGURE A-3 \ Hazard scenario ranking criteria 1 . Read the entire page →
From page 68... ... ~B9;P Ads 1 14' ~ ^MP B3~ B9;Q BLIP Cam l ALLOCATED RESOURCES 29 JO 31 32 34 35 36 37 L 38 39 42 ~3 44 45, 46 47 48 49 50 _ 51 B3S 25 26 27, 28' \OJ~ D3Q D%P \~B EBBS B~Q CaS Cam DY;Q DL,P GLB Dj5 DOPE 53/ ~ DLQ 54~ ~ - ~ P 55) - - - - ~ BM5 56' \CuS s7r~ -- - - - - - CAB ILcMs 63~ V\'5 DIES FIGURE A-4 Hazard totem pole. Read the entire page →
From page 69... ... me explosion ruptures the leg casing but it is not sustained for lack of fuel in the surrounding environment. PROPOSED PREVENTIVE ACTIONS Tnstall magnet at point where all tramp metal would be picked up before entering the leg. Read the entire page →
From page 70... ... PROPOSED PREVENTIVE ACTIONS: Establish a preventive maintenance program designed to police equipment for proper functioning. (new function) Read the entire page →
From page 71... ... PA CODE TOTAL COST OF PA APPROVED PA 19 S 500 X 2 14 600 X 3 10 35,000 X 4 13 165,000 X \ HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD (:ONTRCL PA SEVERITY PR08ABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE High S201,100 A L R 22 1 . Read the entire page →
From page 72... ... PROPOSED PREVENTIVE ACTIONS: Establish a housekeeping program involving a mechanical dust collection system supplemented by manual means. Install reclaiming device at tail pulley. Read the entire page →
From page 73... ... No further damage. PROPOSED PREVENTIVE ACT IONS: Conduct rigorous preventive maintenance, especially on all parts of bucket elevators. Read the entire page →
From page 74... ... Quantify housekeeping standards for cleanliness in grain-handling facilities to prevent fires and explosions. Establish a housekeeping program involving a mechanical dust collection system supplemented by manual means. Read the entire page →
From page 75... ... PA CODE TOTAL COST OF PA APPROVED PA 1 17 $ 500 - X 2 34 5,000 X 3 13 100,000 HAZARD CUMULATIVE HAZARD HAZARD HAZMD HAZARD ClOND? ROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE _ ~ Medium $ 5,500 A L Q 13 Read the entire page →
From page 76... ... PROPOSED PREVENTIVE A=IONS: Use a preestablished and enforced permit procedure whenever welding' cutting, or other open flame work is to be done. Conduct rigorous preventive maintenance, especially on all parts of bucket elevators. Read the entire page →
From page 77... ... CUMULATIVE HAZARD HAZAPO HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE High $ 3,500 D M Q 60 Read the entire page →
From page 78... ... 1. Establish a housekeeping program involving a mechanical dust collection system supplemented by manual means.2. Read the entire page →
From page 79... ... PA NO. PA CODE TOTAL COST OF PA APPROVED PA 1 20 $ 1,000 X 2 16 50~000 3 13 100,000 4 13 6~000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD coNrRoL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE Medium $7,000 A K Q 6 1 Read the entire page →
From page 80... ... DISPOSI TION: PA NO. PA CODE CAL COW or Pa APPROVED PA ~ 16 $ 1,000 X HAZARD RELATIVE HAZARD HAZARD HAZARD KAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAI, COSTS CODE CODE CODE CODE Medium $1,000 D M P 54 1 . Read the entire page →
From page 81... ... PA CODE TOTAL COST OF PA APPROVED PA 1 13 3150,000 1 X 2 13 89000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONIRCL PA SEVERITY PROBABILITY RESOURCE SI=IFIC~CE POTENTIAL COSTS CODE CODE CODE CODE High $158,000 A L R 22 1 Read the entire page →
From page 82... ... PA CODE TOTAL COST OF PA APPR~D PA 1 20 $ 4, 000 X 2 20 5,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CO=RCL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE ~ __ CODE CODE Hi gh $9, 0 00 C L Q 40 1 . Read the entire page →
From page 83... ... PA CODE TOTAL COST OF PA APPROVED PA 1 13 S 5.000 X 2 13 IS0,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTRA PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE High $155,000 A L R 22 1 Read the entire page →
From page 84... ... PA CODE T== CON OF PA PROD PA 1 13 S 8,000 X 2 13 135,000 X 3 19 5,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE High $14 8, 000 A K R 12 1 . Read the entire page →
From page 85... ... PA CODE TOTAL COST OF PA APPROVED PA 1 19 $ 5,000 X 2 13 IB5,000 X 3 8 500 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POT ENTIAL COSTS CODE CODE CODE CODE High $190,500 A ~ R 22 1 Read the entire page →
From page 86... ... PROPOSED PREVENTIVE ACTIONS: 1. Pressurize control room , � 2. Read the entire page →
From page 87... ... PA CODE TOTAL CO" OF PA SPREES' PA 1 19 S 500 - X 2 17 200 X 3 12 500 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE High S1,200 A J P 1 1 Read the entire page →
From page 88... ... PA CODE TOTAL COST APPROVED PA 1 13 $10 0, 000 X 2 19 15,000 X 3 20 50,000 X HAZARD cuMuLATTirE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POT ENTTAL COSTS CODE CODE CODE CODE High S165.000 A L R 221 Read the entire page →
From page 90... ... PROPOSED PREVENTIVE ACTIONS: ~1. Couple dryer temperature sensor to auger control to shut dawn conveyor when dryer is overheated. Read the entire page →
From page 91... ... DISPOSITION: PA NO. PA CODE TOTAL COST OF PA APPROVED PA 1 17 $ 2,000 X 2 17 1,000 X 3 22 500 X 4 24 5,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CO=ROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POltEtIT IAL COSTS CODE CODE CODE CODE Me dium $8, 5 00 A L Q 13 1 Read the entire page →
From page 92... ... Issue emergency procedures covering fire in dump area and providing fire equ ipment . Establish a.hc=sekeeping program involving a mechanical dust collection system supplemented by manual means. Read the entire page →
From page 93... ... PA CODE TOTAL COST OF PA APPROVED PA 10 $ 2S,000 X 2 10 20,000 3 17 2,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE High 327,000 A ~ Q 23 1 Read the entire page →
From page 94... ... DISPOSITION: PA NO. PA CODE TOTAL COST OF PA APPROVED PA 1 1 19 $ l r�� X 2 13 115rO00 X 3 15 500 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POT ENTIAL COSTS CODE CODE CODE CODE Medium $116,500 A K R 12 1 Read the entire page →
From page 95... ... DISPOSITION: , PA NOe PA CODE TOTAL COST OF PA APPROVED PA 1 3 $ 500 X 2 13 25,000 HAZARD CUMULATIVE HAZE HAZARD HAZE HAZARD CO=ROL PA SEVERITY PROBABILITY RESOLE SIGNIFICANCE POTE~IITIAL COSTS CODE CODE CODE CODE Low $5 00 A J P 1 1 Read the entire page →
From page 96... ... PROPOSED PREVENTIVE ACTIONS: 1. Use a preestablished and enforced permit procedure whenever welding, cutting, or other open flame work is to be done. Read the entire page →
From page 97... ... 1 13 S150,000 X 2 16 10 ,0 00 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOLE SIGNIFIC - CE POTENTIAL COSTS CODE CODE CODE CODE High S160.000 A L R 22 1 Read the entire page →
From page 98... ... Ed; tablish a housekeeping program involving a mechanical dust collection system supplemented by manual means. Read the entire page →
From page 99... ... PA CODE TOTAL COST OF PA APPROVED PA 1 13 $180,000 X 2 16 10,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CON[R~ PA SEVERI TY PROBABI LITY RESOURCE SI GNIFICANCE POTENTIAL COSTS CODE CODE: CODE CODE High $190,000 A K R 12 Read the entire page →
From page 100... ... Establish a housekeeping program involving a' mechanical dust collection system supplemented by manual means. Conduct rigorous' preventive maintenance, especially on all parts of bucket elevators. Read the entire page →
From page 101... ... PA NO. PA CODE TOTAL COST OF PA APPROVED PA 1 9 $ 2,000 X 2 13 50,000 HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE Medium $2,000 A M P 14 1 Read the entire page →
From page 102... ... PROPOSED PREVENTIVE ACTIONS: le Use a preestablished and enforced permit procedure whenever welding, cutting, drilling, or other open flame work is to be done. Read the entire page →
From page 103... ... PA CODE TOTAL COST OF PA PROD PA ~ 1 - 10 $ 500 X 2 19 1,500 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVE' Read the entire page →
From page 104... ... 1 PROPOSED PREVENTIVE ACTIONS;: . Conduct rigorous preventive maintenance, especially on all parts of bucket elevators . Read the entire page →
From page 105... ... PROPOSE D pREvERrIvE ACTIONS: Examine the overall functions of mills and elevators to develop a totally new system less subject to the hazards of dust explosions. Establish a housekeeping program involving a mechanical dust collection system supplemented by manual means. Read the entire page →
From page 106... ... 10, 14, 20, 27 PROPOSED PREVENTIVE ACT IONS: , 1. Establish a housekeeping program involving a mechanical dust collection - system supplemented by manual means . Read the entire page →
From page 107... ... DISPOSITION: PA NO. PA CODE TOTAL COST OF PA APPROVED PA 1 - 4 $ 1,000 X 2 34 1,200 X HAZARD CUMULATIVE HAZARD HAZE HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE Me dium 32, 2 00 A J P \ 1 1 Read the entire page →
From page 108... ... nvo people were killed by the e ~1 as ion. PROPOSED PREVENTIVE ACTIONS: Conduct rigorous preventive maintenance, especially on all parts of bucket elevators . Read the entire page →
From page 109... ... 1 17 $ 500 X 2 19 5,000 X 3 ~; 11 3,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE STGNIFTCANCE POTENTIAL COSTS CODE CODE CODE CODE ~ = = High $8, 500 B L Q 26 Read the entire page →
From page 110... ... DISPOSITION: PA NO. PA CODE 70E AL gosh OF P 1 APPROVED PA 1 16 $ 200 X 2 4 500 X 3 13 1,000 X HAZARD CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTROL PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POT ENTIAI COSTS CODE CODE CODE CODE . Read the entire page →
From page 111... ... Three were seriously injured, but no deaths resulted. PROPOSED PREVENTIVE ACT IONS: Apply state-of-the-art techniques to reduce the concentration of airborne dust below the lower explosive limit where possible in e nclosures other than legs . Read the entire page →
From page 112... ... .. A; tablish a housekeeping program involving a mechanical dust collection system supplemented by manual means. Read the entire page →
From page 113... ... PA CODE TOTAL COST OF PA APPROVED PA 10 $ 500 X at, 2 20 1,000 X HAZARI) CUMULATIVE HAZARD HAZARD HAZARD HAZARD CONTRA PA SEVERITY PROBABILITY RESOURCE SIGNIFICANCE POTENTIAL COSTS CODE CODE CODE CODE Medium $1,S00 A R P 3 1 Read the entire page →

From page 63...

... Even though several preventive actions were proposed for each hazard scenario, the panel did not always elect to approve all such actions for implementation. Those actions shown with an ~X" in the APPROVED PA column were chosen for implementation, and the cumulative cost.

Appendix A: Ranking Grain Elevator Hazards Pages 63-114

Appendix A: Ranking Grain Elevator Hazards
Pages 63-114