[Answered] Concrete normally attains its design strength in about __

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Author Question: Concrete normally attains its design strength in about ___ a. 14 days b. 21 days c. 28 days d. ... (Read 35 times)

Anajune7

Hero Member
Posts: 574

on: Jul 24, 2018

Concrete normally attains its design strength in about ___

a. 14 days
b. 21 days
c. 28 days
d. 30 days

Question 2

The distance between the exposed edges of overlapping shingles is called the _____.

a. width
b. exposure
c. top lap
d. head lap

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Marked as best answer by a Subject Expert

Gabe

Sr. Member
Posts: 321

Reply #1 on: Jul 24, 2018

Answer to Question 1

c

Answer to Question 2

b

Anajune7

Hero Member
Posts: 574

Reply #2 on: Jul 24, 2018

Gabe

Sr. Member
Posts: 321

Reply #3 on: Jul 24, 2018

You're welcome

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