Modifications apportées à l'étape #3
Modifié par Phillip Takahashi —
- Avant
- Après
- Inchangé
Lignes de l'étape
| - | [* icon_note] You will need at least three people to perform pipe lifting. Two people |
|---|---|
| + | [* icon_note] You will need at least three people to perform pipe lifting. Two people to lift, and one person to operate the pipe vise. Workers should constantly be communicating whether they are ready, lifting, and whether or not the pipe vise is secure. |
| [* black] Have two people place C wrenches on the pipe on opposite sides of each other. | |
| - | [* icon_note] C-wrenches should always be placed such that their openings are opposite and they do not contact each other, the pipe |
| - | [* black] Have the two people with C-wrenches apply light upward pressure to the pipe while the pipe |
| - | [* black] Lift the pipe evenly, not exceeding the comfortable lifting height of either lifter. Re-secure the pipe |
| - | [* black] Lower the C-wrenches and repeat this step until the pipe coupling reaches the pipe |
| + | [* icon_note] C-wrenches should always be placed such that their openings are opposite and they do not contact each other, the pipe vise, or the pipe coupling. |
| + | [* black] Have the two people with C-wrenches apply light upward pressure to the pipe while the pipe vise operator loosens the vise. |
| + | [* black] Lift the pipe evenly, not exceeding the comfortable lifting height of either lifter. Re-secure the pipe vise once the maximum lifting height has been reached. |
| + | [* black] Lower the C-wrenches and repeat this step until the pipe coupling reaches the pipe vise. |