A concrete masonry unit is tested for compressive strength and produces the following results: Failure load = 120,000 lb Gross area = 130 sq.in Gross volume 960 cu. in Net volume = 447 cu.in Is the unit categorized as solid or hollow? Why? What is the compressive strength? Does the compressive strength satisfy the ASTM requirements for load bearing units shown? TABLE 8.2 Strength Requirements of Load Bearing and Non-Load- Bearing Concrete Masonry Units (Reprinted, with permission, from ASTM C90, Table 3 and C129, Table 2, copyright ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428)

A concrete masonry unit is tested for compressive strength and produces the following results: Failure load = 120,000 lb Gross area = 130 sq.in Gross volume 960 cu. in Net volume = 447 cu.in Is the unit categorized as solid or hollow? Why? What is the compressive strength? Does the compressive strength satisfy the ASTM requirements for load bearing units shown? TABLE 8.2 Strength Requirements of Load Bearing and Non-Load- Bearing Concrete Masonry Units (Reprinted, with permission, from ASTM C90, Table 3 and C129, Table 2, copyright ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428)

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Chapter 13 Question: What is the elasticity of concrete for a normal weight mix (unit weight equal to 150 pcf) with a compressive strength of 5,000 psi? O 3.644 ksi O 4.074 ksi 4,287 ksi O 3.976 ksi O 3,834 ksi
A concrete masonry unit is tested for compressive strength and produces thefollowing results:Failure load = 726 kNGross area = 0.081 m2Gross volume = 0.015 m3Net volume = 0.007 m3Is the unit categorized as solid or hollow? Why? What is the compressivestrength? Does the compressive strength satisfy the ASTM requirements forload bearing units shown in Table 8.2?
A concrete masonry unit is tested for compressive strength and produces thefollowing results:Failure load = 726 kNGross area = 0.081 m2Gross volume = 0.015 m3Net volume = 0.007 m3Is the unit categorized as solid or hollow? Why? What is the compressivestrength? Does the compressive strength satisfy the ASTM requirements forload bearing units shown in Table 8.2?
A concrete masonry unit has actual gross dimensions of 190 mm * 190 mm *190 mm. The unit is tested in a compression machine with the followingresults:Maximum failure load = 370 kNNet volume = 5125 cm3a. Is the unit categorized as solid or hollow? Why?b. Calculate the gross area compressive strength.c. Calculate the net area compressive strength.
Write the parameters that affect the compressive strength of concrete.
10
A concrete masonry unit is tested for compressive strength and produces thefollowing results:Failure load = 726 kNGross area = 0.081 m2Gross volume = 0.015 m3Net volume = 0.007 m3Is the unit categorized as solid or hollow? Why? What is the compressivestrength? Does the compressive strength satisfy the ASTM requirements forload bearing units shown in Table 8.2?
I need the answer as soon as possible
Write three aggregate properties that affect compressive strength of concrete.
A concrete masonry unit has actual gross dimensions of 7-5/8” * 7-5/8” * 7-5/8”. The unit istested in a compression machine with the following results:Max. Failure load = 83 kipsNet volume = 312.7 in3a) Is the unit categorized as solid or hollow? Why?b) Calculate the gross area compressive strength.c) Calculate the net area compressive strength.
Correctly define which of the stress versus strain graphs represent the comparison of 8 ksi and 4 ksi concrete for the chart below (say left or right). Qualitatively compare the w/c ratio, elastic modulus, and brittleness. 0.000 0.003 0.000 0.003 Sean, e Sane Feure 2 Strss vesus Srain curves Feure 2. Stress vasus rain curve
As per NSCP 2015, what is the maximum permissible concrete strain? Select one: a. 0.002 b. 0.005 c. 0.003 d. 0.007