Skip to main content

Surface imperfections

An appearance problem in which individual irregular cavities (often small rounded or hemispherical) are exposed when formwork is removed from a concrete pour is sometimes called: Choose 2
A. honeycombing, B. popouts, C. blowholes, D. dusting, E. flaking, F. crazing, G. bug holes


C. and G. Permeable forms reduce the occurrence of this type of surface imperfection. Large size cavities can affect the concrete's durability.
are-review.blogspot.com

Resource Tip: Read about all of the surface imperfections listed in this question by reading Avoiding Surface Imperfections in Concrete from Cement Concretes and Aggregates Australia

Comments

Try These Too!

Bidding process

If the Owner would like to change the designated bid opening date and time contained in the Instructions to Bidders for the Owner's convenience, what procedure must be used? Answer

Fire evacuation

Which of the following statements best describes why exterior fire escapes are no longer recommended or usually permitted? A. Manufacturing has ceased production of these. B. Rising smoke from lower floors eliminates the safety of using them C. They cannot be securely attached to typical current construction D. They are difficult to maintain Answer B. is the correct answer. Smoke inhalation is as perilous as leaping flames. ARE 4.0 exam prep: BS

Risk management

How does an owner provide a financial safeguard for the following situations: - unanticipated price escalation of a particular product - an architect’s omission of flashing in the construction documents - a necessary change during construction, modifying the project’s scope. A. Allowance B. Alternates C. Contingency D. Escalation Answer C. Contingency is an amount, usually a percentage, that is part of the project budget to offset changes in the scope of the project, unknown conditions, and gaps/oversights in the documents. ARE 4.0 exam prep: PPP