Civil Engineering question and answers for July 15, 2023
- Q A rectangular channel of bottom width B = 7 m carries an averagedischarge of Q = 8 m3/s. There are two successive longreaches. The first reach has s01=0.015 andn1=0.010; and...
- Q An ascending grade of4% and a descending grade of 2% intersect at STA 12+598 whoseelevation is at 518.99m. The two grades are to be connected by aparabolic curve, 160 long....
- Q (a) Discuss the role of an efficient public transport system inthe economicdevelopment of a region.(b) Discuss the quality of a public transport system as expected bythe users.
- Q what and how usually project manager, developer and contractordiscuss about a project's drawing. what the common problems in thedrawing and how they solve it.
- Q Please type your answer and make it too short answer just typeit.1- When do I need to check for deflections in a reinforcedconcrete member?2- What is the difference between short...
- Q WRITE COMPLETE SOLUTION9. Suppose Paramecium caudatum cultured in a batchreactor obeys the logistic functionX(t) =20,000/3.0 + 50e^−0.01t  ; {t ϵ + â„}Where:         X(t) =organism count          t     = time, hoursa. Determine the...
- Q a) You have recently graduated and been employed as an assistantsite engineer on an open-cut mine. Your supervisor asks you toassist with modernising some mine operations. In particular, youare asked...
- Q A community living on an island off the west coast of Scotlandis interested in meeting its electricity needs using marinerenewable energy. Critique the standard approach for assessing theresource potential of...
- Q What is a clinker, which process should be applied to theclinker after production in order to obtain cement? Explain thereasons of that process
- Q the key objective of risk management is to increase theprobability of a project achieving its goals and objectives.discuss how the nature of competitive tendering influenceseffective risk management in construction? your...
- Q Explain how the 4 main components of cement (C3S, C2S, C3A andC4AF) each participate in the hydration process and contribute tothe properties of hydrated cement/concrete.
- Q Answer the following questions related to “Type HE†cementWhat property of this cement sets it apart from type GU?What are the benefits of using this type of cement?How does this...
- Q 1. Bearing capacity of strip foundation is independent of watertable location (True/False)2. Density of sand significantly affects the bearing capacityfactor Nq (True/False)3. The bearing capacity of square footing (Length x...
- Q What principles guided President Hoover’s response tothe Great Depression, and how did this restrict his ability to helpthe American people?Answer in 2 paragraphs.
- Q 1. Which of the following statement is correct?(a) The maximum stable slope in a coarse-grained soil (φ’=39o, in theabsence of seepage, is half of 39o(b) Taylor’s method can be used...
- Q The flow hydrograph ordinates observed in a basin with aprecipitation area of 500 km2 for a3-hour showers are given in the table below. Assuming the base flowis constant and 10m3/h;a)...
- Q The distance and depth values measured in various slices in astream section and the measurement times and rotation numbers in amuline with coefficients a = 0.15 and b= 0.08 are...
- Q A stainless steel pencil case was ran over. There is a concernthat the case may have cracks that are not apparent to the nakedeye. How could someone check to see...
- Q A venturi flume is 1.3m wide at the entrance and 0.65min the throat. Neglecting Hydraulic losses in the flume,calculateThe hump of 20cm is now installed at the throat sothat a...
- Q A nonslender square corner column is subjected to biaxialbending about its x and y axises. It suppoerts a factoredload  Pu=300,000 lbs acting at eccentricities ex=ey= 7 in. Design the column size...
- Q Draw the figure and compute for the Section Properties (\"x\" and\"y\") of the following rolled structural steel section:Channel (C300 x 38) with overall depth of 300 mm, flange widthof 90...
- Q Challenge of using steel bar in simple/standard house(i.e. landed house or lowincome house).
- Q what/how energy conservation measures can be used for lightingcontrols and to save energy.(write as a lecture about this topic)
- Q What do you understand by plastic strain increment in Elasticperfectly plastic material and explain its importance?
- Q i want a historical review on movie my name is khan
- Q Some advocate for small scale wind turbines, for instance, onbuildings in urban areas etc. An advantage would be moredistributed generation, close to usage (reduced transmission lossetc.) Comment on ‘micro-wind’ projects...
- Q The tangents of a spiral curve intersect at an angle of 25°atSTA 4+072. The radius of the central curve is 300m and the lengthof the spiral curve is 52.71m.a.) Determine...
- Q Rainfall induced slope instability is a common phenomenon for anarea in tropic region. Please discuss why rainfall will trigger theslope instability. You may apply the concept of principle ofeffective stress...
- Q A new landfill site is to be designed with a projectedlife of 32 years for a population of 220000 generating 2.27 kgwaste/capita/day. The density of the compacted waste is 537...
- Q A domestic wastewater with a flow of 1700 m3 / daywill be treated in a biological treatment plant. Wastewaterpre-settling tank effluent BOD value is 350 mg / L. If the...
- Q i. Explain structural components of continents in detailand summarize it in pictorial formii. Why the earth has oblate spheroid shape? Explain indetail
- Q You are contracted to produce a map of University of Ghanacovering the area shown in the image below. Explain how you willarrive the final map [Hint: your explanation should touch...
- Q Q) Determine using the NRC formula, the BOD5 of the effluentfrom a single-stage, low-rate trickling filter that has a filtervolume of 1,500 m3 , a hydraulic flow rate of 0.26...
- Q explain the water footprint consumptions in Oman and consumersbehavior
- Q Briefly identify and discuss four ways clients (or theirrepresentatives) could try to reduce the adversarial (win-lose)nature of construction contracting
- Q Risk registers are a common part of professional practice inconstruction in identifying and analysing risk. Critically appraisethe limitations of the risk register in effectively managing risksduring the project delivery stage.
- Q 1. How viable is laser drilling for different rock types? Arethere particular rock properties that are more suited to laserdrilling? Are there any rocks that can't be drilled using thistechnology?2....
- Q Explain why an increase in water-to-cement ratio for afixed amount of cement results in lower concretestrength.
- Q Fixed load bending moment MD = 130 kN·m, live load bendingmoment ML = 140 kNNmRectangular short beams with width b = 400 mm and depth h = 600 mmare designed...
- Q Road engineering:Explain with diagrams, the concept of the major and minordrainage system approach.
- Q Explain the role that diffusion plays in both diffusion creepand dislocation creep; also explain how these types of creep can bedesigned against.
- Q what is the working principle of gravity dam
- Q Given r(t)=ti+2sintj+2costk and u(t)=1/ti+2sintj+2costk, findthe following: 1. r(t) x u(t) 2. d/dt (r(t) x u(t) 3.now useproduct rule for derivative of cross product of two vectors andshow same result
- Q Explain the terms Hydraulic Grade Line and Total Energy Line.Compare the total energy line and hydraulic grade lines for thepipe sections if there is sudden enlargement in the pipe section...
- Q Write paraphrase of this:Task1:Highway alignment is the center line of the highway or the road onthe ground. The road alignment is very important because when theynot prepare it carefully it...
- Q describe a laboratory siphon experiment
- Q Write paraphrase of this:Task2:Noise and Air pollution Caused during Highway Construction andtheir mitigation measureNoise PollutionAt the time of highway construction heavy loaded vehicle withmaterial moved so these vehicle create a...
- Q Why we need to use elastic limit state?
- Q You have recently graduated and have been employed by a companyproposing a cable car from Hobart city to the top of kunanyi / MtWellington. The company is developing a strategy...
- Q Q2. A sphere of radius r and weight W is released with noinitial velocity on a (C*) degrees incline and rolls withoutslipping. Determine: (a) the minimum value of the coefficient...
- Q Consider a simply supported beam of length L. The beamexperiences a parabolically varying distributed load that variesfrom 0 at the left support, to a maximum w at midspan, and back...
- Q name and describe the two impact fracture testingtechniques
- Q A solid grouted 8 in masonry CMU beam is reinforced with two #4Grade 60 bars andhas an effective depth of 32.5 in. Determine theallowable moment in accordance withACI 530. Use...
- Q write a summary report regarding E-waste regarding pollutantsand the sustainability o 3 bottom lines(economy, society,environment).
- Q Derive a relation between velocity in rad ial direction v(r) andcenterline velocity vc for a fully developed laminar flow inside ahorizontal pipe with a head loss h1 for a pipe...
- Q A trapezoidal channel is to be designed through a silty clayalluvium on a slope of 0.0035 ft/ft. The angle of repose of thematerial is 35° and the Manning coefficient is...
- Q The Incineration becomes a key role to end up with a hugedecrease of MSW volume. But in Oman, there are not many of them tobe find comparing to the European...
- Q LO3 Discuss the key stages in a construction project,and how Building Information Modelling informs the differentstagesP6 Identify, with examples, modern construction processes andsequences used within today’s industry, highlighting the way...
- Q Explain about ‘high-altitude floating’ wind turbines.
- Q You are part of a Design and Construct team for a conferencecentre and 300 bed hotel accommodation in Darwin, NorthernTerritory. The site is 10 hectares on the oceanfront. The developerwants...
- Q Iwant a report on water borne diseases
- Q a)Describe how observing two satellites from two receivers canallow clock errorsto be removed.b). Describe how ionospheric effects may be removed from GPSsignals
- Q You are part of the water supply engineering team of yourcouncil. Your team is working on a certain part of cast iron pipingof a water distribution system involving a parallel...
- Q Briefly explain the general growth pattern of bacteriaindicating the names of phases.
- Q Find the weight (in kg) of cement, water, flyash, fine andcoarse aggregate to produce a cement/flyash mix for a column, usingthe British Method that has a characteristic 28-day compressivestrength of...
- Q Explain the term ‘sound attenuation.’ What factors aremost important when considering sound attenuation requirements of aparty wall
- Q You are part of a Design and Construct team for aconference centre and 300 bed hotel accommodation in Darwin,Northern Territory. The site is 10 hectares on the oceanfront. Thedeveloper wants...
- Q A concrete mix was designed for a concrete road pavement (i.e.heavy mass concrete). A 28-day strength of 26 MPa is required. Theexposure classification for durability purposes is C. One hundredlaboratory...
- Q WhyCivil Engineer take into account two different cases which aretransfer and service duringdesignand analysis of prestressed concrete structural memeber. Please,explain briefly.
- Q What are some advantages and advantages of stick build roof?What are some advantages and advantages of truss roofs?
- Q Problem 1 –a) List the three primary objectives of the NBCC forconsideration of earthquake loads.b) List the two highly populated areas of Canada that have asignificant seismic hazard.c) Why are...
- Q Write a short paragraph explaining the similarities anddifferences between Glue Laminated Timber (Glulam) and CrossLaminated Timber (CLT).In your explanation, briefly cover how both materials areassembled, key differences in their mechanical...
- Q introduction about Highway Intersections In General
- Q Construction Safety1.You overhear the following conveconstruction rsation betweentwo employees: First employee: “I’m not going to work in a trench.How do I know it won’t cave in on me?†Second employee:...
- Q Three transportation improvement plans have beenproposed for heavily populated and congested city.Alternative I – upgrading of congested signalisedintersections into full grade separated intersections at an initialconstruction cost of $180 million...
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