ACI 318-14

Question 1

The maximum usable strain at extreme concrete compression fiber shall be assumed equal to what?

Answer 1

Pg. 348 (22.2.2.1) : 0.003

Question 2

Ducts for grouted single wire, single strand, or single bar or single bar tendons shall have an inside diameter at least _______ inch(es) larger than the pre-stressing steel diameter?

Answer 2

Pg. 339 (20.6.4.3) : 1/4 inch.

Question 3

Structural plain concrete walls shall be continuously supported by which of the following?

Answer 3

Pg. 195 (14.1.3) : Soil, Footings, & Foundation Walls.

Question 4

Development length of individual bars within a bundle, in tension or compression, shall be that for the individual bar, increased by 33 percent for a _____bar bundle?

Answer 4

Pg. 433 (25.6.1.5) : 4.

Question 5

In bars required for compression only, transission of compression stress by bearing of square cut ends held in concentric contact by a suitable device shall?

Answer 5

Pg. 470 (d) : Shall be permitted.

Question 6

Prestressing steel should not be stressed until the compressive strenght of the concrete is at least _______psi for multistrand tendons.

Answer 6

Pg. 476 (R26.10.(j).2) : 4000.

Question 7

The thickness of non-bearing walls shall no be less than 4 inches, nor less than ________the least distance between members that provide lateral support.

Answer 7

Pg. 164 (Table 11.3.1.1) : 1/30.

Question 8

According to ACI 318, what is the minimum thickness of exterior basement and foundation walls?

Answer 8

Pg. 197 (Table 14.3.1.1) : 7.5”.