Saved Bookmarks
| 1. |
The ___________ is the most effective process of repairing concrete work which has been damaged due to inferior work or other reasons.(a) Grouting(b) Scraping(c) Dewatering(d) GunitingThis question was posed to me in an international level competition.This interesting question is from Joints in Concrete Structures in portion Cement Concrete Construction of Construction & Building Materials |
|
Answer» CORRECT choice is (d) Guniting Easiest explanation: In Guniting, the surface to be treated is cleaned and washed. The nozzle is GENERALLY kept at a distance of about 750 mm to 850 mm from the surface to be treated and VELOCITY of nozzle VALUES from 120 m/sec to 160 m/sec. |
|