Unformatted text preview: What is the practical use of this aggregate in making the concrete stronger? 5) What can be used to slow the hardening of concrete (give example?) Why would slowing this process be desirable? 6) What can be used to speed the hardening of concrete (give example?) Why would speeding up this process be desirable? 7) Suppose you were to be the chief designer in charge of building a concrete ship to carry people overseas. What aggregate might you choose to put in your concrete and why? 8) Explain how can you measure the consistency of freshly mixed concrete? 9) Briefly discuss the importance of a proper water to cement ratio. 10) Why should gloves be worn when mixing concrete? Be specific....
View Full Document
- Fall '10
- Times Roman, Typeface, Mortar, right hand corner, PCV Parking Structure