Answer 4.8 ABCD4.9Yord Laug0.851.20.950.75RES967104.8 Following are the results of a field unit weight determination test performed by meansof the sand cone method:Calibrated dry unit weight of Ottawa sand= 104 lb/ft³Weight of Ottawa sand to fill the cone = 0.258 lbWeight of jar + cone + sand (before use)Weight of jar + cone + sand (after use) = 6.2 lb= 13.21 lb►Weight of moist soil from hole = 7.3 lb▶Moisture content of moist soil = 11.6%Determine the dry unit weight of compaction in the field.The maximum and minimum dry unit weights of a sand were determined in thelaboratory to be 18.31 and 15.25 kN/m³, respectively. What is the relative compactionin the field if the relative density is 64%?4.10 The relative compaction of a sand in the field is 93.5%. Given that y) = 16.98 kN/m³ and Yd(min) = 14.46 kN/m³, what is the dry unit weights in the field and the relativedensity of compaction?4.11 The relative compaction of a sand in the field is 94%. The maximum and minimumdry unit weights of the sand are yd (max) =16.2 kN/m³ and Y4(min) = 14.9 kN/m³. Forthe field conditions, determinea. Dry unit weightb. Relative density of compactionC. Moist unit weight at a moisture content of 8%4.12 The backfill material for a vibroflotation project has the following grain sizes:D50 = 1.42 mmD10 = 0.36 mm D ₂0 = 0.52 mmDetermine the stability number, SN.4.13 Repeat Problem 4.12 with the following:D10 = 0.40 mm D20 = 0.62 mmD50=0.95 mm

Answered: Image /qna-images/answer/eb6e0ff3-0f2e-4199-acc9-3ef697598439.jpg

4.8 Following are the results of a field unit weight determination test performed by means of the sand cone method: Calibrated dry unit weight of Ottawa sand= 104 lb/ft³ ►Weight of Ottawa sand to fill the cone = 0.258 lb Weight of jar+cone + sand (before use) = 13.21 lb ►Weight of jar + cone + sand (after use) = 6.2 lb Weight of moist soil from hole = 7.3 lb Moisture content of moist soil = 11.6%

4.8 Following are the results of a field unit weight determination test performed by means of the sand cone method: Calibrated dry unit weight of Ottawa sand= 104 lb/ft³ ►Weight of Ottawa sand to fill the cone = 0.258 lb Weight of jar+cone + sand (before use) = 13.21 lb ►Weight of jar + cone + sand (after use) = 6.2 lb Weight of moist soil from hole = 7.3 lb Moisture content of moist soil = 11.6%

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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