Civil Engineering question and answers for July 21, 2023
- Q Activities, predecessors and duration for a School BuildingProjectActivityDescriptionImmediate predecessorDuration (days)AClear Site and mobilize labour and equipmentNone5BExcavate foundationA15CProcure materials (sand, cement, chippings etc.)A10DPour foundation concreteB, C5EMould sandcrete blocks (substructure)C5FConstruct substructure block...
- Q The sales and finance team of a car company is evaluating anew proposed luxury model of its brand that will require aninvestment of $1Billion in a new machine for car...
- Q 1. The CBR value of subgrade soil is 5%, calculate the thicknessof a flexible highway pavement as per the relevant Australianstandard.2. What are the benefits of using the geotextile layer...
- Q describe vertical design of highways (vertical curves, types,length calculation, etc.).(max 1 page)
- Q Please solve as soon as possibleThe cement and concrete industry is a key link in the circulareconomy. Alternative fuels/raw materials in cement kilns, utilisingrecycled aggregates and cementitious industrial by-products inconcrete...
- Q Q82: How are the claddings connected with mainstructure?
- Q A cantilevered one way slab of effective span 1.5 m has aneffective depth of 100 mm. The slab is provided with 10 mm dia.main reinforcement at 150 mm c/c spacing....
- Q iv) How can the true color of objects be affected by artificiallighting? Explain briefly.v) “The room is too loud. My ears are ringing everyday” Whattype of room is this? Suggest...
- Q Which criterion must be applied to determine the idealfacilities plan?
- Q How to start the operation of HVAC sizing of a building?
- Q Design a coarse screen and calculate the head loss through therack, using the following information:Peak design wet weather flow 1.98 /sVelocity approaching rack at peak wet weather flow 0.80 m/s?...
- Q Explain the likely physical and chemical reaction of thelimestone due to the effect weathering process, and giveexample.
- 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 For an opened joint with infill materials (i.e. filled joints),its shear strength is affected by the type and thickness of theinfill material. State two (2) types of infill material and...
- Q What are number of lanes required to meet the criterion of LOSB for a new 3.5 km segment of undivided multilane highway, ifdesign hour volume is 70000 v/h, 85 km/h...
- Q strength of aggregate types ,significance andtestsI need report with 5 page at less
- Q Interns,Mr. Howell, the prestigious founder and owner of our companywould like you to perform an analysis on the company’s weeklyrevenues. He is requiring that the current weekly marginal revenuebe at...
- Q Describe the characteristics of drilling methods that arecommonly used for geotechnical assessments on land and in marineenvironments. In your answer you should describe: a) the drillingprocess, b) the materials that...
- Q a) Explain differential movement and prevention in brick andconcrete masonry. Where the control joints are must be located.b) A 150 –ft exterior clay brick wall is designed for ½ -inexpansion...
- Q A leading facilities management company wants to relocate anentire hospital building having 500 beds and 120 staff members to anewly growing city in Oman. Treating the hospital as a facility,suggest...
- Q A shaft carries three masses A,B and C. Planes B and Care 60cm and 120cm from A. A, B and C are 50kg, 40kg and 60kgrespectively at a radius of...
- Q Scenario :Middle School Building Project: The new middle school buildingincludes classrooms, offices and administrative spaces, diningcommons with kitchen, and media center. Additional spaces that maybe part of the final design...
- Q A stone is thrown vertically up from the top of a tower with acertain initial velocity. It reaches ground in t seconds .(7.65). Asecond stone, thrown down from the same...
- Q Q.1) Based on your understanding of Aggregate tests answer thefollowing:a. Show the differences between apparent specific gravity andeffective specific gravity by drawing sketches for their aggregateparticles.b. Absorption and specific gravity...
- Q A retaining wall x m high was designed to stabilize a horizontalground surface. The backof the wall is inclined 15 o to vertical direction and can beassumed rough with interfacefrictionangleofxo.Thesoilparametersare?'...
- Q A trapezoidal channelcarrying 280 cfs has a bottom width of 12 ft, side slope of 2 and alongitudinal bottom slope of 0.001. The critical depth is 2.25 ftand the normal...
- Q A simply supported reinforced concrete beam with uniformlydistributed load of 10 kN/m has a span of 6.0 metres. The beamcross-section is 225 mm breadth by 300 mm depth. Sketch and...
- Q write short conclusion and recommendation about HOW ENERGYCONSERVATION MEASURES CAN BE USED FOR LIGHTING CONTROLS(please type the answer)
- Q Design a nonslender column to support the following serviceloads and moments. The factored ultimate axial force P1=100 kips, PD= 100 kips,ML= 2500 in.-kips, andMD= 1000in.- kips,. Theeccentricity e to geometric...
- Q Example of using steel bar in concrete (choose yourown example including picture/drawing/sketch).
- Q The engineering calculation on the telecommunication project isneeded to analyze the feasibility of the project and the totalvalue of investments. As the Project Manager, you have to do thefinancial analysis...
- Q Discuss the Fundamental mechanisms for biodegradation of organicwaste in a landfill.
- Q A vertical summit curve has tangent grades of +2.5% and -1.5%intersecting at station 12+460.12 at an elevation of 150m above sealevel. If the length of the curve is 182m: a....
- Q What are the methods by which the effect of punched holes can beconsidered inthe calculation?
- Q Discuss the cement hydration process and its importance indeveloping the strength of concrete. Explain how it works accordingto the stages (dormant,setting,hardening stages). Discuss thesetting time, its importance in concreting, and...
- Q briefly describe the types of hydraulic structures
- Q Can you compare the main assumptions as differences and commonsides between the elastic limit state and ultimate limitstates?
- Q 1-Type of StructuresThe main ones – Bedding / Faults / Fold / Lineaments / Joints /Cleavage / Foliations2-Why those structures given affects to the geology of arockmass(marks will be given...
- Q 1. the following information is provided for an intersectionthat will have signalization. calculate the signal timing for a twophase system also show the phase diagram .peak hour volumes: SB/NB/WB/EB;360/300/444/482 vphPHP;...
- Q Provide a brief review, at least 500 words, on types of groundwateraquifers, methods of determination of aquifer characteristics.Acknowledge the used references and provide a list ofreferences.
- Q 1) Select the lightest section to support a axial load (DL=700kips y LL= 300 kips). Theelement is braced, so LX= 22 ft and LY= 12 ft. The end supportconditions are:a)...
- Q Discuss thefollowing topic:- What is sludge bulking? What options would you suggest to controlthe sludge bulking?
- Q Find the weight (in kg) of cement, water, flyash, fine andcoarse aggregate to produce a cement/flyash mix for pumpedconcrete, using the British Method that has a characteristic28-day compressive strength of...
- Q A rock is thrown with an initial velocity of 30 m/s at an angleof 60° above the horizontal from a height of 1.5 m toward a cliff.After 4 seconds, the...
- Q What is meant by the term building envelope and why isthere a need to understand how the construction sector adapts thebuilding envelope
- Q What is the theory behind an "Under-damped freeVibration" and how do we apply that knowledge in the real world[20]
- Q What do settlement houses, child labor reform, and thetemperance movement have in common?
- Q A six-lane freeway with three lanes in each direction hasregular weekday users. Thelanes are 12 feet wide, the right-side shoulder is 2 ft wide,and there are two rampswithin 3 miles...
- Q How do you come up with the budgetary cost in theHealth Clinic?
- Q epxplain the use of no-destructive testing techniquesapplied to plain line and outlined the defects that can occurfollowing track maintenance
- Q explain the following terms based on your own examples(a) Interest rate of return(b) Cost benefit analysis(c) the break even point(d) Net present value(e) Sensitivity analysis
- Q a) What is insoluble residue (IR) of cement? b) What is itscause? c) The IR of portland fly ash composite cement isconsiderably higher than of ordinary portland cement produced fromthe...
- Q Write a report showing the processes of the St Mary's wastewatertreatment plant.The report should include:- General information about the plant (place, purpose, treatmentcapacity)- Simplified flow diagram of the plant (showingonly...
- Q Discuss briefly activated sludge age in terms of treatedeffluent quality.
- Q Thank you for your answer.Can you please explain to me the concept of chain length
- Q Question 3. a) Write the geological times with itscolours and symbolsb) What are the meanings of geological times, give some examples,and explainwhy it is important to know geological times.
- Q A wastewater treatment plant with activated-sludge processtreats wastewater for 120,000 m3/d. The effluent standard for bothBOD and TSS is 20 mg/L. Influent TSS concentration is 450 mg/L andinfluent BOD concentration...
- Q With regard to the queueing system, please answer the followingquestions:a. Identify 4 (four) measures of performance of thequeueing system.b. Which measure is considered the most important forthe service company? Why?c. ...
- Q Two pipes are connected in parallel, the characteristics of pipeA are D = 0.2m, L = 1000m, ?(lamda) = 0.014 and of pipe B are D =0.25m, L = 2000m,...
- Q 1. His introduction is a maximum of 500 words. Theintroduction is very important because it defines the context ofthe report. Provide a short introduction and background on thewater supply system...
- Q • determine structural numberYou should design a roadway that is to carry 100,000 people aday(excluding truck occupants) 50,000 in design direction. Thevehicles thatcarry these people include; (1) personal vehicles (averageoccupancy...
- Q Discussion topics: Why we use "Base Plate" to connect a columnto foundation and what is the role of "Grout" between base plateand foundation?
- Q 1. Formulas for swelling potential involving atterbergparameters. explain the terms with an examplea. what foundation would you recommend on a soil witha high moisture content at the surface but moderate...
- Q Course AB of a five sided traverse runs due north. From thegiven balanced interior angles to the right, compute and tabulatethe bearings and azimuths from north for each side of...
- Q An affluent suburb in Johannesburg with a population of 35,000has a solid waste generation rate of 2.3 kg solid waste/day-person.Garden refuse makes up 23% of the total waste generated (byweight)....
- Q Calculate the flow depth in a rectangular riveted steel openchannel with a width of 6.1 m and a slope of 0.0001, since thewater flow is 6.8 m3/s.
- Q PLEASE ANSWER ASAP !!!!!!!! VERY URGENT !!!!!!! THANK U!!!!!!!!!!Question:Imagine the fire department had to evacuate the 25th floor of anoffice building. For firefighters to safely reach people at thisheight, how...
- Q sub: Cost EstimatingQ1: how does these factors influence the estimated cost of aproject:- Size of the project- year of construction- site locationprovide with examples
- Q Given a chance to give a lecture on ‘Acoustics’ in class, whatare the ten different important terms / topics you would like toteach in Acoustics? Make a report of your...
- Q 1 Explain the significance of low For content in lunarrocks for understanding the origin of the moon and earth2 Explain the significance oh hornblende(amphibole) in volcanicrocks understanding the explosive style...
- Q Ex if std no: 1abcde, 161667 (a=6, b=1, c=6, d=6,e=7)In my case std 174702Q1) Design a concrete mixture proportions which will be used foroffshore concrete platform. Norway is a world...
- Q The column has dimension of 500 mm x 500 mm and carries an axialload of 1210 KN dead load and 650 KN live load. Allowable soilpressure is 240 Kpa. There...
- Q A 400 mm concrete wall supports a dead load of 280 KN/m anda live load of 230 KN. The allowable bearing pressure is 230 KN/m2and the level of the bottom...
- Q FIBER REINFORCED CONCRETEExplain the use of the following fibers:a) Steelb) Glassc) Naturald) Polymere) Asbestosf) Carbon
- Q Calculate the followings regarding to lime and gypsumproduction:a) How much pure limestone is necessary to obtain 2 tons ofslaked lime?b) How much pure gypsum rock is necessary to obtain 2...
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