Soils laboratory technician carries out a standard Proctor test on an SP-type soil and observes, at low water content, a decrease in unit weight with increase in water content. Why does this

Q: he sieve analysis of soil and the liquid and plastic mits of the fraction passing through the No. 40…

A: ILook at the % passing through No 200:=50%>35%so clay and silt…

Q: The sieve analysis of soil and the liquid and plastic limits of the fraction passing through the No.…

A: % Passing no 10 sieve = 100 % Passing no 40 sieve = 92 % Passing no 200 sieve = 80 Liquid limit = 56…

Q: A loose, uncompacted sand fill 6-ft in depth has a relative density of 40%. Laboratory tests…

A: Given, Ho = 6 ft  Dr = 40% or 0.40 emax = 0.90 emin = 0.46

Q: Q.11.19 Mechanical analysis on four different samples designated as A, B, Cand D were carried out in…

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Q: Table Q2: Result of Standard Proctor Test Mass of wet soil in the mold (kg) Moisture content (%)…

A: Weight Moisture content Unit weight Dry Unit weight 1.68 9.9 1780.98166 1620.547461 1.71 10.6…

Q: Choose the best and suitable tests to be carried out for classifying the soil. (The answer may be…

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Q: Q.3.10 Mechanical analysis on four different samples designated as A, B, Cand D were carried out in…

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Q: determine the plasticity limit in soils are available 2 test, E1= test #1 y E2= test #2. Identify…

A: Only one test available to determine plastic limit  So option 3 is correct only test#2 is availabe.

Q: A standard compaction test was performed in the laboratory and the follows: Trial Number 2 3 4 Moist…

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Q: Classify the soils based on AASHTO Soil Classification System. Give the Group Symbols and Group…

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Q: Soils laboratory technician carries out a standard Proctor test on an SP-type soil and  observes, at…

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Q: .. You collected soil samples from site investigation of a dam project. The particle size…

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Q: Question 10 Classify the following soils using the Unified soil classification system. Give group…

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Q: 2. The following table shows results of testing of two types of soil: W.% Soil G, S, PL A 2.22 25…

A: Here,Gs = Specific gravityWc% = Water contentSr = Shrinkage limitLL = Liquid limitPL = Plastic limit

Q: The particle size analyses for four clay soils particles conducted in geotechnic laboratory are…

A: Note: Hi! Thank you for the question, As per the honour code, we are allowed to answer three…

Q: The sieve analysis of ten soils and the liquid and plastic limits of the fraction passing through…

A: To Determine Classify the soils using the AASHTO classification system and give the group indexes.

Q: The coefficient of permeability of coarse-grained soil and fine-grained soil can be measured using…

A: Soil permeability, also known as hydraulic conductivity, is the rate at which water flows through…

Q: The results of a Standard Compaction test are shown in the table below: Moisture Content Soil Unit…

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Q: Question Answer Calculate the percentage of sand when the 40 second hydrometer reading is 35 g;…

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Q: SITUATION 1-A 1000 cc soil sample taken from the field weighs 1950 grams. Laboratory analysis shows…

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Q: Question 1 The sieve analysis of soil and the liquid and plastic limits of the fraction passing…

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Q: Figure 1 below shows the CBR results for two materials (1 and 2) what is the CBR value for each…

A: Given,CBR results for two materialsto determine,for soil 1the resilient modulus of the subgrade soil…

Q: A standard compaction test was performed in the laboratory and the results are tabulate follows:…

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Q: In soil compaction test, if a test result exceeds 100%, should engineers accept the result?

A: Answer It will acceptable if the soil compaction exceeds 100%.

Q: (b) A soil sample was collected in Alor Gajah, Melaka which is denoted as sample NSR has been sieved…

A: Given: A soil sample was sieved and graph obtained as follows.  Required: To analyse the soil…

Q: A soil sample is sampled from a job site. Its maximum dry density tested in a lab=106 pcf. If the…

A: %Relative compaction=γdryfγdrymax×100

Q: Dynamic loading, Vibro static test, Standard proctor and modified proctor are tests to determine…

A: Consolidation is the process by which the soil is well distributed and its value is pressed by the…

Q: From a particle size distribution curve of a sandy soil the following were obtain: Size of particle…

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Q: • Particle size analyses were carried out on two soils-Soil A and Soil B-and the particle size…

A: Given  Soil A - silt and clay and sand content. Soil B- clay content is missing and soil is non…

Q: The sieve analysis of ten soils and the liquid and plastic limits of the fraction passing through…

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Q: QI: The Results Of A Sand Cone Test Are Shown Below: Jar + cone (before test) = 7698 gm Jar + cone…

A: Field dry density of the sand = γbulk1+w Here,             w  = water content of the sand = 6% or…

Q: 2 Classify these soils according to AASHTO. Include the Group Index. Sieve analysis- Percent finer…

A: Based on data on the grain size distribution and Atterberg limits, the AASHTO system assigns a soil…

Q: standard Proctor test on an SP-type soil and observes, at low water content, a decrease in unit…

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Q: Water content (%) Dry unit weight (kN/m³) 4.2 16.9 5.1 18.1 7.8 19.6 9.2 19.5 12 18.5

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Q: PROBLEM: GIVEN: Lab data for Modified Compaction Test REQUIRED: 1. Compute Wet & Dry Density of each…

A: wt of wet soil (w1) in gm wt of dry soil w2 in gm wt of water=w1-w2  in gm moisture content=w1-w2w2…

Q: Classify the following soils using the Unified soil classification system. Give group symbols and…

A: USCS soil clsssification:Look at the % passing through sieve no 200=76>50%⇒FINE GRAINED SOIL

Q: Question 5 Classify the following soils using the Unified soil classification system. Give group…

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Q: 13.21 Mechanical analysis on four different samples designated as A, B, Cand D were carried out in a…

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Q: Mechanical analysis on four different samples designated as A, B, Cand D were carried out in a soil…

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Q: Atleast 3 laboratory apparatus for each of the following laboratory tests.  1. Determination of…

A: 1. Determination of moisture content of soil: Drying oven, Balance, Moisture can, Spatula 2.…

Q: 1) a) Derive the formula for falling head permeameter ( state all assumptions). for what type of…

A: 1. a) For deriving falling head  permeability test, following things are need to be considered. A =…

Q: From the results of sieve analysis for a certain soil, it was found that the percent passing from…

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Pricing Excavation and Backfill

Backfill, in construction, is the activity of returning the soil and gravel that are removed during building construction or using them again to toughen and support the foundation of the building or any other structural component.