Question 4 Identify the borehole technique that advances drilling into rock formation Hollow stem augers a. b. Hydraulic push Rotary Wash Solid flight augers
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A: NOTE: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…
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Q: During a Standard Penetration Test (SPT), unusually low blow counts are encountered in a soil…
A: During a standard penetration test (SPT) , unusually low blow counts are encountered in a soil…
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A: Given ϑ =18 kN/m3ϕ = 38°Nq =48.93 (for ϕ = 38°)Allowable base moment is 25 mmDetermining point…
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Q: Question attached
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Q: A geotechnical laboratory reported these results of five samples taken from a single boring.…
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Q: A sand deposit has been identified beneath a site located adjacent to a river. The sand deposit is…
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Q: Question attached
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Q: During
A: Date is not a requirement which may be omitted in bore hole drilling record.
Q: A sand deposit has been identified beneath a site located adjacent to a river. The sand deposit is…
A:
Q: A sand deposit has been identified beneath a site located adjacent to a river. The sand deposit is…
A: Given:- The thickness of sand deposit = 15 ft The depth of the top of the layer below the ground…
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A: As per company's guidelines we can only answer first question. Kindly post other question as…
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A:
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Q: Evaluate the RQD for the rock core shown below according to ASTM D6032. L- 100 mm - 80 mm L = 100 mm…
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Q: A free-headed drilled shaft, shown in Figure 4, has an elastic modulus, Ep = 20,000 MPa. M, = 880 kN…
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- is a specialized form of rock excavation that has traditionally been accomplished by drilling and blasting, and more recently through the use of specialized machines. Blasting Core sampling Drilling Tunneling3. Calculate the inclination of the hold section and the kickoff point for a horizontal well with the following information: Apparent dip of the formation in the plane of the horizontal is 5º and the well is to drill up dip Build rate is 14%/100 feet Bed thickness is 50 feet TVD of the target directly below the surface location is 4,000 feet 4-39What is the procedure for Rock Core Drilling?
- Explain Why is the initial drilling phase (surface section) critical?During the process of drilling boreholes, the following tasks should be considered: Field logging, In situ testing, Sample collection Field logging, Moisture content test, Sample collection Sample collection, SPT test, Unconfined compression test Field logging, In situ testing, Sample collection, Moisture content test1. Well is being drilled with following assembly Ea BHA jt 30.5 Ft Ea DP Stand 93.5 ft TDS + Hook block = 68 K Lbs %3D Depth is 12800 Ft, Mud weight is 86 Pcf 1. Bit 2. Bit sub 3. 91 2" x 3" DC 9 Jts 4. 8 %" x 3" DC 3 Jts 5. 6" 2%" dc 6 Jts 6. 5 %" HWDP 15 Jts 75 PPF 7. 5 " G105#324.7 DP 105 Stands 8.5" S135 #24.7 DP to Surface a. What is the hook load b. How much Max weight on Bit can be given