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- Given that the absorption capacity of a sample of aggregates is 8.7% and the oven-dry mass of the sample is 1000 g. Determine the mass of water that this sample 'can absorb. O A. 43.50 O B. 8.70 O C. 870.00 O D. 0.87 O E. 87.00AsapANSWER AND SHOW THE COMPLETE FREE BODY DIARGRAM. IN CLEAR EXPLANATION.
- Q2. Calculate the CBR value for the laboratory data in the table. Load (kn) Mold Mold Penetration (mm) Mold 3 1 2.5 0.7 1.3 2.2 5.0 1.13 1.7 2.9Compute for the Initial setting time of the cement given the following result: TIME (minutes) PENETRATION 15 46 30 41 45 35 60 32 75 28 90 23 a 83 mins b 85 mins c 84 mins d 87 minsCompute for the Initial setting time of the cement given the following result: TIME (minutes) PENETRATION 15 46 30 41 45 35 to 60 32 75 28 90 23 o 83 mins o 85 mins o 87 mins o 84 mins
- 18. The results for sieve analysis is shown in the following table: Sieve No. 10 20 40 60 100 % Passing 69.3 59.1 48.3 38.5 28.4 19.8 4.5 Liquid Limit Plastic Limit Non-Plastic (NP) Non-Plastic (NP)Table 1 shows the result of the sieve analysis for the material of asphalt concrete (AC) mixture. Analyze the result of the sieve analysis by plotting the gradation curve of the sample. Conclude either the sample that been sieve is fulfill the requirement or not? Q4. Table 1 Sieve size (mm) Mass retained (g) Gradation limit for AC 14 20.0 0.00 100 14.0 69.60 90- 100 10.0 296.10 76- 86 5.00 433.70 50 - 62 3.35 170.50 40 - 54 1.18 321.20 18 - 34 0.425 212.00 12 - 24 0.150 135.10 6- 14 0.075 49.30 4-8 PAN 72.80Calculate the BOD concentration based on the data below. DOinitial (mg/L) 7 DO final (mg/L 3.5 Vol. sample (ml) 15 Vol. dilution (ml) 285 BOD (mg/L) ?
- Determined and fil-up the unknown data of the given table. Physical Properties Mix Design Specific Dry-rodded Materials Fineness Estimated Absolute gravity weight ft3 Absorption modulus Ib/yd3 Ib/yd3 (SSD) Ib/ft3 Cement 3.15 ? ? Sand 2.64 0.7 2.72 11/2 62.4 Ib/ft Gravel 2.67 0.5 100.5 Water ? Vol. of entrapped air w/C = ? GIVEN: Specification Requirements compressive strength, psi 4000 Slump, in. 3 4Qualifying materials Quantify the materials that you used in your drum (acoustic treatment only) Sample No. Description. Quantify. Unit ¹. Rockwall insulation 1. RollDiscuss any test done on the five different materials of wastewater treatment plant