Pandrol Ind Inc Calorite Training Manual LP-AP CJ 2019 En-test (2)

TYainee Worhbooh
Mod,ule I
The 13 Steps
A successful LP CJ &AP CJ thermite weld can be seen as
13 separate steps that must be done in a specifi.c sequence
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1. Job Preparation:
¡ Using a standard checklist to assure that you have all
necessary tools, materials, equipment, and information
before you leave for the weld site
2. Site Preparation:
. Evaluate the general site condition
. Correct any situations that create a potential fire or
safety hazard
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3. Track Preparation:
. Secure the rail so that it doesn't move during joint
preparation, alignment and welding
4. Rail-end Preparation:
. Inspect, & prepare the joint to a condition acceptable for
thermite welding
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5. Rail-end Alignment:
o Set-up the correct gap, peak (also called the'crown'or
'vertical alignment'), horizontal alignment, and
eliminate unequal cant between rail-ends
. A critical step where inconsistent work will lead to weld
failure
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