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Author Question: When a ledger is installed to strengthen a stair assembly, treated lumber must be used if the ledger ... (Read 38 times)

itsmyluck

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on: Jul 24, 2018
When a ledger is installed to strengthen a stair assembly, treated lumber must be used if the ledger is _____.
 
  a. less than 2 in thickness
  b. fastened with lag screws
  c. in an area of high humidity
  d. fastened to a concrete floor

Question 2

To add strength to the stair assembly, a pressure-treated 2 x 4 may be fastened to the floor to serve as a _____.
 
  a. ledger
  b. brace
  c. strongback
  d. purlin


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juliaf

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Reply #1 on: Jul 24, 2018
Answer to Question 1

d

Answer to Question 2

a


itsmyluck

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  • Posts: 546
Reply 2 on: Jul 24, 2018
Gracias!

xiazhe

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Reply 3 on: Yesterday
Excellent

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