How do I handle an apprentice who is repeatedly making the same measurement mistakes?

Pull the apprentice aside privately; do not berate them in front of the crew or other trades. Have them physically demonstrate their exact measuring routine to you on a scrap piece of metal. Check if they are misreading the fractional hash marks on their tape or forgetting to factor in the connection "take-back" allowance adjustments. Walk them step-by-step through a proper layout sketch, have them repeat the instructions back to you in their own words, and pair them directly with a seasoned

['Pull the apprentice aside privately; do not berate them in front of the crew or other trades. Have them physically demonstrate their exact measuring routine to you on a scrap piece of metal. Check if they are misreading the fractional hash marks on their tape or forgetting to factor in the connection "take-back" allowance adjustments. Walk them step-by-step through a proper layout sketch, have them repeat the instructions back to you in their own words, and pair them directly with a seasoned journeyman for a few days to monitor their verification habits.']

Stop if

• Use this as training guidance. The foreman, approved drawings, project specs, manufacturer installation instructions, employer safety policy, and AHJ/code requirements always control the final answer.

Check

• Pull the apprentice aside privately; do not berate them in front of the crew or other trades. Have them physically demonstrate their exact measuring routine to you on a scrap piece of metal. Check if they are misreading the fractional hash marks on their tap

Steps

• Stop and verify the approved detail, manufacturer instructions, foreman direction, and project specs before touching it.
• Pull the apprentice aside privately; do not berate them in front of the crew or other trades. Have them physically demonstrate their exact measuring routine to you on a scrap piece...

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