PSI - Issue 48

Ramdane Bouzerara et al. / Procedia Structural Integrity 48 (2023) 4–11 Bouzerara et al/ Structural Integrity Procedia 00 (2023) 000 – 000

10

7

temperature measurement from the melting bag

Specific spi branching with Marchal plug

periodic electrical preventive on Marchal plug installation of a protective screen at the level of poured cast iron

7 10 0.7 34.3

7 10 0.05 3.5

Electricit y

Electrisat ion

Burn

Specific epi - LVR audit

taking of temperature

7 7 0.7 34.3

7 7 0.05 2.45

temperature measurement from the melting bag

heat

heat

Burn

emission

Specific epi - LVR audit

Wearing of the dust mask

7 4 0.4 11.2

7 4 0.05 1.4

Occupatio nal

dust

disease

inhalation

control of the crane for each handling operation check list designation of a single manoeuvre leader for the handling sound and light signals delimitation of the loading area

Specific epi - LVR audit - training on mechanical handling - CTS crane - CTS action plan Specific epi - LVR audit - training on mechanical handling - CTS crane - CTS action plan

loading the converter with cast iron and scrap

converter loading

7 7 0.4 19.6

7 7 0.05 2.45

trauma

cast iron pocket

load drop

meta l

scra p

buck et

steel pouring and slag evacuation

installation of a security barrier (Corp Guard)

pouring of steel and slag

7 7 0.4 19.6

7 7 0.05 2.45

melted metal grains

burning

projection of

melted metal

Practically, the risks have been mastered in different areas, Table 12. The same reasoning was done for the other areas, which led us to the following results in the table 13 and figure 14.

Table 12: Controlled risk report in different areas

Table 13: Level of residual risk in the 3 zones

area/number

Level of risk

number

percentage

risk control

risk not well controlled

uncontrolled risk

Risk control

1

5%

Refining

7

0 0 2

0 0 0

risk not well controlled

16

73% 23%

Casting machine

11

uncontrolled risk

5

Fluid

2

Figure 4: Final result of our evaluation