Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Definition of Aggregates in Concrete Construction

12 Questions

1 Views

Definition of Aggregates in Concrete Construction

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the general classification of aggregates discussed in the text?

Fine and coarse aggregates (correct)

Fine and medium aggregates

Medium and large aggregates

Medium and coarse aggregates

What is the typical size of fine aggregates?

0.5 inches

0.185 inches (correct)

1 inch

0.25 inches

How are fine aggregates commonly produced?

By volcanic activity

By natural weathering of rocks

By chemical precipitation

By crushing and grinding larger pieces of aggregate (correct)

Which type of material can be a coarse aggregate?

Granite Signup and view all the answers

How much do aggregates make up of the total mass of concrete?

75% Signup and view all the answers

How do the physical properties of aggregates influence concrete properties?

They influence the strength and durability of concrete Signup and view all the answers

What are aggregates?

Inert materials derived from rocks or manufactured materials Signup and view all the answers

Why are aggregates often washed?

To decrease impurities that may hinder cement hydration Signup and view all the answers

What is the major source of aggregates used in concreting?

Natural sands and gravels Signup and view all the answers

Which is the most widely used class of concrete aggregate after natural sands and gravels?

Crushed stone Signup and view all the answers

Where do natural deposits of sand and gravel serve as sources of aggregates?

For highway bases, subbases, and backfill Signup and view all the answers

What should aggregates intended for bituminous or Portland cement concrete pavement be according to AASHTO?

Of good quality and meeting specific requirements for particle durability Signup and view all the answers