oven-dry weight is found to be 120grams, compute the void ratio.а. 0.81С. 1.52b. 1.22d. 0.51 PROBLEM 7:A hand-carved sample of softsaturated clay has a volume of 100cu.cm and weighs 175 grams. If the

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Answered: oven-dry weight is found to be 120…

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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For a natural raw water containing the following water quality in the table. Check lecture 05 slides on page 52 to determine how much slaked lime is needed remove all hardness. Atomic weight or molecular Concentration weight (g/mol) 120 mg/L 100 mg/L as CaCO3 25 meg/L Ca2+ 40 Mg2+ HCO3 24 61 O A. 5 meq/L О В. 700 mg-СаСОЗ/L O C. 15 meq/L O D. No lime is needed.
For determination of initial setting time use the following data:Time Penetration 30 min 40 mm40 min 34 mm50 min 20 mm60 min 15 mm
Determine the amount of water needed to achieved the normal consistency of 650 grams cement by using Vicat apparatus. The paste shall be of normal consistency when the rod settles to a point 10 ± 1 mm below the original surface in 30 seconds after being release. Determine the moisture content in percent if the rod penetration is 10 mm. a. 34.17% b. 41.23% c. 43.70% d. 54.06% e. 46.62%
Write a brief note about stresses in soil layers. And the effect of degree of saturation on effective stresses
Problem 8.26 WD = 20 kN/m wj. = 36 kN/m 4 m concrete cover is 40 mm 6 #29 450 450 mm 70 mm 800 mm 730 mm For each of the problems, you must perform the following Recalculate the effective depth assuming concrete cover of 40 mm, and use only your calculated effective depth to answer the questions. Shear strength of concrete must be calculated using both the simplified and detailed methods of ACI318 Table 22.5.5.1. -Verity the spacing between main reinforcing bars satisfies AC1318 minimum spacing requirements. -Demonstrate the calculation of the shear forces needed to answer the questions including a fully labelled shear force diagram. The diagram must show the location within the span where 1) no shear force is required (if any), 2) minimum shear force is required (if any). Sketch (manual sketches OK) the beam and show the main reinforcement and distribution of shear reinforcement along the span, including distances where each spacing applies.
Workability of concrete is measured in a concrete lab by compaction factor test. If the partial compacted concrete weight after deducting empty weight of cylinder 11.4 kg and fully compacted concrete weight after deducting empty weight of cylinder = 11.98 kg. Determine. compaction factor value. O a. 11.69 O b. 0.58 O c. 0.95 C. O d. -0.86 =
In carrying out compression test for concrete, should test cube or test cylinders be adopted?
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Q1: A: define the following: Steel corrosion, seasoning, fly ash, flash point, grout B: A severe weathering clay brick was tested for absorption and saturation coefficient according to ASTM C67 procedure and produced the following data: Dry mass of specimen = 2.186 kg Saturated mass after 24-hr submersion in cold water = 2.453 kg Saturated mass after 5-hr submersion in boiling water = 2.472 kg Calculate absorption by 24-hr submersion, absorption by 5-hr boiling, and saturation coefficient. Does the brick satisfy the ASTM requirements?
02-In the laboratory, 6 cubes (0.07 0.07 0.07) m were tested for compressive strength for ordinary portland cement. The results were recorded as shown in table below. Find the compressive strength of the sample for (3.7) day and compare with the Iraqi Specification (M.q.a No. 1984/5). Cube No. Force caused failure (KN)-3 days) Force caused failure (KN)-7 days I 2 62 64 95 97 3 69 93

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oven-dry weight is found to be 120 grams, compute the void ratio. a. 0.81 C. 1.52 b. 1.22 d. 0.51