CP-61 Shotcrete Inspector Questions and Correct
Answers | Latest Update
Objectives of cold weather concreting include all of the following
Ans: Prevent damage to concrete due to early age freezing, ensure that
concrete develops required strength and limit rapid temperature changes
T or F following the removal of temperature protection, the severity of
concrete drying depends on the temperature of the concrete and air.
Ans: True
Assignment Expert
The categories of visual evaluation of core quality are
Guru01 - Stuvia
Ans: Very good, good, satisfactory and poor
The wet mixture process produces ______________ than the dry mix
process.
2026
Ans: Less dust and rebound
©
When are alternate cements used?
Ans: Refractory applications, sulfate resistance or early strength gain
The key parameter for the strength of shotcrete mixture is?
Ans: Water-Cementous materials ratio
Who decides what amount of loose mil scale, rust, oil and other
contaminants are acceptable?
Ans: The designer
What happens if the shotcrete stream pulsates and the flow is
intermittently interrupted while shooting dry-mix?
Ans: Underwetting or overwetting of the mixture