Prior to an excavation project beginning, what task is the most crucial? Why? Explain how the safety of excavations relates to the safety of construction.

Q: 2Mo L Mo B - Determine the equations of the elastic curve and determine the maximum deflection. El…

A: Given Data EI = Constant Determine  a. Slope and Elastic curve (deflection) equation using double…

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A: Given: fc = 4 ksi fy = 60 ksi Area of a single bar, As = 0.44 in2 h = 14+9=23 in

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Q: 15 m -15m 50kN -15m- 70KN -15m- E 40KN -15m- 22.5m a.) Determine the forces in the members of the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Question 1 Specify the maximum deflection of the beam shown. El is constant. E = 200 GPa, I =…

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Q: The following chemical parameter has the lowest allowable concentration in drinking water: O Arsenic…

A: Fluoride in drinking water Fluoride in drinking water refers to the presence of the naturally…

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Q: A W12 x 79 is used as a column section with an unbraced length of 4.1m. Assume Kx = Ky=1.0.Use Fy =…

A: Given: The column section used = W12 x 79 The unbraced length = 4.1m The effective length factors =…

Q: USING AUTOCAD PROGRAM DRAW THREE ORTHOGRAPHIC VIEWS TO DESCRIBE THE OBJECT IN THE FIRST ANGLE…

A: To draw the Top front and Side views of the given drawing.

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Q: PROBLEM SOLVING PROBLEM 1 In the block system shown in Figure 6, determine the maximum tensile…

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Q: The following is the population data of an Iraqi city, available from past census records. Determine…

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Q: QUESTION 8 Column Design: Given: a circular column carrying a compressive load of 8500 lb with…

A: Given, Compressive load, Pa = 8500lb or 8.5 kips Length, L = 50inches Design factor, N = 3.0

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A: Given, Concentration of BOD at entrance = 20 gm/m3 Rate coefficient, k = 0.35 d-1 Flow rate (Q) =…

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Q: 2. Measure the cross-section for the bending moment Md = 500kNm Mark also the fit of the steels in…

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Q: 1. Calculate the support reactions and then use the method of joints to determine the force in each…

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Q: A reinforced concrete rectangular beam with b = 400 mm and d= 720 mm is reinforced for tension only…

A: Given : B= 400  mm D =  720 mm Reinforcement in tension - 6 -25 mm bars f'c =21 MPa and Fy = 400 MPa…

Q: Consider the following data relating to performance of a centrifugal pump: speed = 1200 rpm, flow…

A: Given data- A centrifugal pump- Speed N =1200 rpm, flow rate Q =30 l/s, Head H =20 m, Power P = 5…

Q: Design a rectangular beam for a 6m simple span to support a dead load of 29kN/m (including its…

A: Answer We are given  Beam span L = 6 m Dead Load = 29 Kn/m Live load = 44 Kn/m f'c = 27.6 Mpa fy =…

Q: A catchment area has an area of 100 ha and runoff coefficient of 0.4. Due to a 5cm rainfall event…

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Q: Determine: a. Location of the Neutral Axis from the bottommost portion of the section. b. Centroidal…

A: For C 200×27.9, specifications are, Depth, D = 203mm Ix = 18.2x 106 mm4 Iy = 0.825x 106mm4 C = 14.4…

Q: 4/47 Compute the force in member HN of the loaded truss. L 2 B 2m A L L d Pro R Q L E L F 6 m L L…

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Q: Column Design: Given: a circular column carrying a compressive load of 8500 lb with pinned ends.…

A: Compressive load, Pa = 8500lb Support condition - Pinned - K = 1.0 Length, L = 50inches Design…

Q: Given Beam Data: Slab Thickness, t=175 mm Effective Depth, d = 300 mm Width of web, bw=250 mm…

A: Given: t = 175 mm d = 300 mm bw = 250 mm fc = 24 MPa fy = 415 MPa b = 600 mm

Q: (a) For the truss shown below, determine the vertical displacement of joint C. Take A = 150 mm² and…

A: "As per Bartleby's guidelines we are supposed to answer only first three questions. Kindly repost…

Q: (i) A sample of soil was prepared by mixing a quantity of dry soil with 10% by mass of water. Find…

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Q: Problem 1: The beam ACB supports a concentrated moment (M. = 200 lb-ft), a concentrated force (F=…

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Q: each member. 2. Take a section through GE, GC, and BC. Use the method of section to find the forces…

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Q: A built-up section is made from 450mm x 20mm as flanges and 500mm x 20mm as web as shown. All plates…

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Q: A pin-connected structure is supported as shown in the figure. Bar (1) is made of brass [E = 105…

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Q: 1. Write the shear and moment equations between change of load points. 2. Without writing shear and…

A: Given: Required: Shear and moment equations Shear and moment diagram , when an additional 5 KN…

Q: 28. Draw the shear and moment diagrams for the given loaded beam by using the relationships AV =…

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Q: Determine the moment acting at support B. Using MDM (Moment Distribution Method).

A: Solution: Moment distribution method: Compute the loads acting on the span AB: Using a similar…

Q: BRAIN EXERCISE PROBLEM 1 Determine the maximum shear stress, maximum flexural tensile stress and…

A: The overhang beam is shown in the above figure. We have to find out the followings:  Maximum shear…

Q: Q3. The (X,Y) coordinates (in feet) for a closed-polygon traverse ABCDEFA follow. A (1000.00,…

A: Given:- The (X,Y) coordinates for a closed-polygon traverse ABCDEFA are given:- A = (X1 ,Y1)…

Q: During the recuperating test, the water level was initially lowered by 2.65 m and is recuperated by…

A: Given data- Recuperating test- Water level initially lowered by 2.65 m, Recuperated by 1.45 m in 1…

Q: The open channel shown has a flow of 30 cfs with n = 0.018. Compute the required 1/2 slope. 2.5 ft 5…

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Q: The rigid frame shown is unbraced. The members are oriented so that bending is about the strong…

A: Given- Axial strength of column AB=?

Q: If one type of sand density is 34%, and another 85%, in experiments of Vesic, what would be the…

A: Given data: Length of pile, L=12m Diameter of pile, D=1 m Sand density , d1=34% Sand density ,…

Q: Problem 5. Determine the equations of the elastic curve for the beam using the x¹ and x2…

A: Free Body Diagrams of the Beam

Q: Structural Works is composed of the main construction activities:   a. Earthworks, Rebars,…

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Q: For 300 trips, assign them using constant assigntment ratio Route Hours 1 1.1 2 1.2 3 1.3 4 1.4 5…

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Q: 3. The lap joint is connected by three 20-mm-diamter rivets. Assuming that the axial load P= 50 kN…

A: Given,  Diameter of rivet = 20 mm Thickness of plate = 25 mm Load = 50 kN

Q: For the Beams Shown below solve each of the Following 1. Location of Maximum Deflection 2. Slope at…

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Q: The cable shown in the figure, supports a girder which weighs 40 kN/m. Determine the tension in the…

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Q: Hydrographic Surveying or a product of Hydrographic Surveying.

A: Data provided :  hydrographic surveying To determine : Research related to hydrographic surveying

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.