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100 TEST QUESTIONS FOR CIVIL INSPECTOR 1. Fill material retained on 75mm sieve shall be…………………. a) 5% b) 100% c) 0% d) 50% e) None of the above 2. Amount of selected fill material passing ………………sieve shall be 100%. a) 75mm b) 4.75mm c) 50mm d) 25mm e) None of the above. 3. No marl fill material shall be retained on ……………..sieve. a) 50mm, b) 100mm, c) 75mm, d) 65mm e) None of the above. 4. As a minimum, 'Select Fill Material' shall be used within …………………of the bottom elevation of foundations, spread footings, or slabs-on-grade when fill is required to achieve final grade. a) 0.6m, b) 0.5m, c) 0.9m, d) 0.3m e) None of the above. 5. Any excavation or trench with a minimum depth of …………… shoring shall be installed or the sides shall be sloped or benched and treated as a confined space. a) 1.0m, b) 1.2 m, c) 1.3m, d) 1.5m e) None of the above. 6. Clear space on all sides of excavation shall be at least……………. a) 0.5m, b) 0.6 m, c) 1.0m, d) 1.2m e) None of the above. 7. Fill material sha ll be placed in lifts not exceeding ………….in loose depth. a) 150mm, b) 200mm, c) 250mm, d) 300mm e) None of the above. 8. Fill material shall be placed in lifts not exceeding …………………….in loose depth for hand -operated compaction. a) 200mm, b) 150mm, c) 100mm, d) 75mm e) None of the above. 9. Compaction shall begin only after the fill or backfill has been properly placed and the material to be compacted is at the proper moisture content. ……………………..of the optimum moisture content per ASTM D1557 or ASTM D698, whichever is applicable. a) +1.5%, b) +2.0%, c) +2.5%, d) +3.0% e) None of the above. 10. Under foundations with static loads over 320kPa and foundations for vibrating or heavy machinery and pavements ……………….of the maximum density as determ ined by ASTM D1557 for cohesive materials. a) 90%, b) 95%, c) 98%, d) 100% e) None of the above. 11. Under foundations with static loads over 320kPa and foundations for vibrating or heavy machinery and pavements ……………of relative density (ASTM D4253/ASTM D 4254) for cohesionless soils a) 70%, b) 75%, c) 80%, d) 85% e) None of the above. 12. The depth of the test holes for nuclear method shall be no greater than deep. (ASTM D 2922, Sec. 1.1) a) 150mm, b) 200mm, c) 250mm, d) 300mm e) None of the above. 13. The final finished right of way shall be at least …………. meters wide and ……………… meters in Sabkha areas. a) 4m and 5m, b) 5m and 6m, c) 5.5m and 6.5m, d) 6m and 7m e) None of the above. 14. The pipe shall be embedded in clean sand not less than …………………..above the top of the pipe. a) 150mm, b) 200mm, c) 250mm, d) 300mm e) None of the above. 15. The bottom of pipes in the trenches shall be …………..above the highest recorded ground water level. a) 100mm, b) 120mm, c) 150mm, d) 200mm e) None of the above. 16. The width of the sand pad shall be ……………in Sabkha areas and is required on only one side of the pipeline. a) 2m, b) 2.5m, c) 3m, d) 3.5m e) None of the above. 17. LPG Lines, gas lines and oil well flowlines in trenches shall have a m inimum cover of…………., all others shall have……………. a) 800mm and 500mm, b) 850mm and 550mm, c) 900mm and 600mm, d) 1000mm and 650mm
