To learnt the technique of unfolding and folding of a metric chain.

To learnt the technique of unfolding and folding of a metric chain.
  • Author: Farhan Khan
  • Posted On: July 6, 2020
  • Updated On: July 6, 2020

Objective:

To learnt the technique of unfolding and folding of a metric chain.

Instruments:

Metric chain

Procedure:

Unfolding:

  1. Remove the strap of the folded chain and take both the handles in the left hand and hold the remaining portion of the chain in the right hand.
  2. Holding both the handles in the left hand, throw the remaining portion o f the chain  in the forward direction on the ground.
  3. Now the follower stands at the starting station by holding one handle and directs the leader to move forward by holding the other handle until the chain is fully stretched.

Folding:

  1. Bring the two handles together on the ground by pulling the chain at the center.
  2. Commencing from the center two pairs of links are taken at a time with the right  hand and placed alternatively in both directions in the left hand.
  3. When the chain is completely folded the two brass handles will appear at the top.
  4. Now tie the chain with leather strap.

 

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Author: Farhan Khan

Farhan is a highly experienced civil engineer from the Southern side of Texas and has been associated with ConstructionHow since 2020. Over almost a decade, his wide span of expertise enabled him to bring forth his fair share of stories and experiences related to the most iconic engineering examples worldwide. He has also contributed to online and offline publications on requests. Engineering is his passion, which is why he chose to become part of our honorable team of industry experts looking to provide authentic and credible guidelines to the reader.

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