This set of Pavement Design Interview Questions and Answers focuses on “Highway Materials – Subgrade Soil Properties – 2”. 1. Which of the below is the correct formula to find group index (GI) of soil? a) GI = 0.1a+0.0025ac+0.005bd b) GI = 0.2a+0.005ac+0.01bd c) GI = 0.01a+0.025ac+0.05bd d) GI = 0.02a+0.05ac+0.001bd 2. Soils having ______ … Read more
This set of Pavement Design Multiple Choice Questions & Answers (MCQs) focuses on “Highway Materials – Subgrade Soil Properties – 1”. 1. Which of the following is not a desirable property of subgrade soil? a) Strength b) Stability c) Compaction d) Compressibility 2. ______ properties aid in the classification and identification of soil types. a) … Read more
This set of Pavement Design Multiple Choice Questions & Answers (MCQs) focuses on “Highway Materials – Subgrade”. 1. Which of the below materials are used to construct subgrade? a) Bitumen b) Cement c) Soil d) Aggregate 2. Which of the below IS codes gives the recommended practice for construction of subgrade for road works? a) … Read more
