Civil Engineering questions and answers in May 2023

𝗔𝘂𝘁𝗼𝗰𝗮𝗱 𝟯𝗱 𝗺𝗼𝗱𝗲𝗹 𝗰𝗮𝗻 𝘆𝗼𝘂 𝗵𝗲𝗹𝗽 𝗺𝗲 𝗶𝗻 𝗰𝗿𝗲𝗮𝘁𝗶𝗻𝗴 𝘁𝗵𝗶𝘀 𝗶𝗻𝘁𝗼 𝟯𝗱?...

St. John's International Airport serves about 120 landings per day; 40% are small private aircraft (e.g., Cessna and equivalents), 40% are midsize (e.g., Bombardier Dash Q400), and 20% are large ...

Please help with the above. . QUESTION 2 (30 marks) The wheels of a truck can withstand a linear acceleration of 5 m/s2 without sliding. The truck negotiates a round-about of radus 20 m. Given the li...

Please help with the above. . QUESTION 1 (40 marks) A book is dropped from the roof of a building. (a) Calculate its velocity after 5 seconds. (20 marks) (b) Calculate its displacement after 5 second...

In the underground tunnel of a gold mine, we measured the plane stress state for a cubic rock block according to the X-Y direction as shown in the figure below. It was found that the normal stress tow...

A company is requested to assess rock mass condition in a newly exposed surface of an underground tunnel. The tunnel is excavated in sandstone by tunnel boring machine with excellent condition. The ro...

Which of the following statements best describes the 'dilation' in rock mechanics? a. Movement of the rock along the shear direction during the direct shear tests b. Radial expansion of the intact roc...

Bed volume is a unit of volume used in adsorption and ion exchange design. It is defined as the amount of water treated up to a certain point divided by the total volume of the media in the column. It...

help fill in empty slots. . 1. U1 The following information will be used as the beginning of the project (BOP) and the end of the project (EOP) for the project. Beginning of the project (BOP) End of ...

please show work it is e . St - ' meta-cut C. Applicable to problems 18-20 wen the following set of slope staking notes: g g Bases Base for out = 48 ft Base for ﬁll = 40 ft 50+00 F 9.1 0.0 c 4.1 5 ...

For the beam shown below, L = 7 m . Determine the deformed shape and bending moment diagram of the beam, as well as the relevant values at the "strategic" points a) Deformed shape of the beam: 1, 2...

Please solve for the following, if possible, check answer with skyciv however not required. . Problem 1: Draw the shear, axial, and moment diagrams for the frame below. Draw the free body diagrams, s...

To what extent were you aware of discrimination facing women in the construction industry before attending the Week 12 class? Reflecting on the class content, what are the key issues you see facing wo...

. 2. (40 pt} Assume a shallow foundation needs to be designed on a greywaeke sandstone, whose failure experimental data was shown as an example in the class (figure below). Calculate the bearing cap...

Soil is to be excavated from a borrow area and used as fill in an embankment. A test pit was excavated in the borrow area and a total mass of 1.43 tonnes was recovered from a volume of 0.9 m3. The voi...

6.5 A six-lane freeway (three lanes in each direction) in a scenic area has a measured free-flow speed of 88.5 km/h. The peak-hour factor is 0.80, and there are 8% large trucks and buses and 6% recrea...

Hello, I am having some difficulty answering this question. Thank you for your help and ill make sure to leave a thumbs up. . 3. Rigid member ABC is subjected to a vertical load P at point A as shown...

No explanation. Just answer. 10 for every Questions 1 through 3 refer to the following problem: The beam shown below is loaded with a uniform live load wi -2 kip/ft. Using your knowledge of influence ...

Help. Each Problem has 4 Points. 1-Calculate amount of secondary compression in terms of inches 10 years following end of the primary consolidation. Coefficient of secondary compression=0.035 Thicknes...

2) A 30 MF capacitor has a potential difference of 85 V across it and it is free from any circuit. This capacitor is then connected in parallel with a second capacitor that was empty of charge. The vo...

. Problem 2 All members of the truss shown below have a cross-sectional area of 2 in2 and elastic modulus of 29,000 ksi. 4 k 4 3 2 k . . . 10' < 2 X 10' Consider the loading at node 4. (a) By han...

. 2b) Calculate (to 3 significant figures) the volume of water released from a 12 m cube of sandstone when the head is reduced by 1.8 m. Assume that the porosity of the rock is 0.30, the coefficient...

Three standard forms of contract conditions (FIDIC, JCT, and NEC) incorporate "adjudication" as a step in their dispute resolution mechanism, with the lengths of the period allocated for this step ran...

Calculate the amount of natural gas that you need to burn to heat eighty gallons of water from room temperature at 70°F to 120°F to take a shower if the water heater has an efficiency of the followi...

. View Assessment ( -> G learn.senecacollege.ca/ultra/courses/_698155_1/grades/assessment/_17451715_1/overview/attempt/_43561876_1?courseld=_698155_1 X 1 OF 1 QUESTIONS REMAINING Assessn 5/17/23,...

Which of the following conditions collectively warrant a liquefaction analysis? Question 9 options: Site has to be located in an area with seismic activity Building is 3 stories or more Groundwater is...

. 11. List three situations where you would need to engage repair technicians to deal with faults or issues with levelling equipment such as dumpy and laser levels.. 20. How do you find out that rev...

first navigate to the MO MoDOT Rest Areas dataset on the MSDIS ArcGIS Hub site How many features are included in this dataset? What agency is responsible for the creation and maintenance of this datas...

Design an MSW landfill cell. The cell needs to fit in a rectangular area (2000 ft by 1000 ft) on a flat surface. Regulations require that a 10-foot wide access road around the perimeter of the cell (u...

Draw the Influence Line Diagram of the maximum moment at Point E of the given simple beam as M E = f (x) . Determine the maximum moment at E due to a uniform dead load of 10 kn/m , a moving live loa...

Using steel design manual 15 please help solve the question below. 5. A column which is a part of an UNBRACED frame, supported as shown, is subjected to the service end couples (bending about the stro...

Help do not use Chegg answers they are incorrect . . 1-Following data are given for a direct shear test conducted on dry silty sand: Specimen dimensions: diameter=3.0 in; height=1.0 in Normal Stress...

Consider the following cell phone. 7.5 cm12.6 cm A cell phone with a large visual display is viewed from above and overlaid onto a sheet of graph paper with horizontal and vertical gridlines. The spac...

. Question 3 (10 marks) For the beam and loading shown in Figure 4, knowing that a = 2m, w = 100kN/m and E = 200 GPa. Determine a) the slope at support A b) the deflection at point C Use Method of I...

A steel bar and an aluminium bar are bonded together to form the composite beam section shown in Figure 2. The modulus of elasticity for aluminium is 70 GPa and for steel is 200 GPa. Knowing that the ...

A horizontal simply supported uniform beam, with span of 2 m, is made from the section shown in Figure 1. A vertical point load of 50 kN can be placed anywhere on the span. If the maximum stress in te...

a) Determine the size of T beam with specifications shown below with the smallest possible section that can carry the bending moment in the simply supported beam. Maximum allowable stress is 90 kPa. ?...

Question 9 (10 points) Based on the data provided below, calculate the charges for disposal of the waste with and without recycling at the transfer station, and comment on these costs ...

Question 1 (12 points) a) What are the advantages of clean technology over end-of-pipe treatment? b) List the main human barriers to waste minimization efforts in industries. c) Write, in your o...

. Question 4 (12 marks) A soap and detergent factory produces 500m3/day of wastewater from processing (BODs = 600mg/L suspended solids = 300mg/L) and 1000m3/day from bottle washing (BODs = 15 mg/L; ...

. Question 1 Draw a free body diagram of the block and cart (treated as a single mass) as soon as they leave the spring at the top ofthe ramp. Free body diagram 1 0.5 0 Question 2 If you were to dou...

Help. I. Given: A five-story hospital with no emergency facility has the special moment frames as the seismic force resisting system. The following information is given the hospital building: Building...

. 4. A wastewater treatment equipment has the following costs, interest rate and design life. Initial cost $50000 Salvage value $5000 Annual operation and maintenance Years 1-8 $3000 Years 9-25 $400...

. 3. Delin started his first job at the age of 22. He was not able to start saving for retirement right away due to some constraints but started putting aside $7200 per year when he was 26. How much...

. 1. A cash flow has $800 at Year 1 and $200 per year in Years 5-8. What is the present worth of the cash flow at an interest rate of 6%? 2. MBTA needs to borrow $20 million now at an interest rate ...

. 2. What is the equivalent present worth of annual operation and maintenance (O&M) cost of $300,000/year at a 2% interest rate for a bridge that will be in operation indefinitely? 3. The monthl...

A W 360 X 514 is used as a beam to support a concrete floor system. The floor is to carry a total load of "P" in KPa. The beam is simply supported over a span of 7m and spaced 2m on centers ...

3. [MCNYS] Where an appliance is installed in a public garage, is not protected from vehicle impact, and vehicles can pass under the appliance, what is the minimum clearance required for the appli...

. QUESTION 7 An automated assembly robot that cost $356,000 has a depreciable life of 5 years with a $115,000 salvage value. The MACRS (Modified Accelerated Cost Recovery System) depreciation rates ...

. QUESTION 14 An asset with a first cost of 5?,000 is depreciated using the Modified Accelerated Cost recovery System [MAKERS] over a 5-year period. The cash ﬂow before taxes (CFBT) is estimated a...

. Part B Foundation Design, 40 points Design a new buried concrete basement wall according to ACI 318-19 using the given information and figure. Only design of the wall (not the footing) is necessar...

A gas pipework is supplying liquefied petroleum gas (LPG) to a kitchen appliance. Based on the following information, calculate the gas flow rate and pressure loss. If the pipe diameter is changed to ...

Please answer 9.1 and 9.2. 6 . Consider the structure below. You may also refer to Atachment C for better clarity on dimensions. ATTACHMENT C 12' 6'-8" RF 6'-8" KITCHEN 5' E BATH BEDROOM LIV...

Help. For the beam below, take M= 60kN-m, a=3m. M D EI = const a a a The moment diagram between And B is therefore, the elastic in this segment is O positive, straight line O positive, convex Onegativ...

Design the following columns : a. Square tied column. Pp-300 k and P_=500k. f-4000 psi and fy=60000 psi. Assume initial pg=2%. 10 points b. Round spiral column. P,-550 k and My,=550k-ft. f=4000 psi an...

12. We are interested in designing the optimal cylindrical tank with dished ends as shown. The container is to hold 3 m3 and has walls of negligible thickness. Note that the area and volume of each of...