Civil Engineering question and answers for July 14, 2023
- Q Consider a freeway with two lanes and capacity of 2000veh/h/lane, jam density of 60 veh/km/lane and a triangularfundamental diagram. Traffic is moving with the flow of 3000 veh/hand the space...
- Q An anaerobic stabilization pond is designed for a residentialarea have a population of 8000 (wastewater production is 225L/day-capita). Pond is designed as a facultative pond andmaturation pond in series. The...
- Q Design a reinforced concrete steel rectangular tie column withACI standards, total LL = 14.0625 kips, total DL = 18.95625kips,cross-section 12in by 12 in, Hight of column 12ft. Show all thesteps...
- Q Panama Canal, which took 10 years to build and openedin 1914, handles 5% of world trade.The government of Panama recently initiated a project to expand thecanal in order toincrease its...
- Q civil engineering cv and cover letter sample for undergraduatestudents (no experience)
- Q Determine the nominal concrete cover for a simply supported beamwith exposure condition XC4. The concrete strength is 25MPa, thediameter of tension reinforcement is 32mm, diameter of shear linkis 10mm, design...
- Q A vertical sag curve connects two tangents with grades -3% and+2% with the design speed of100 km/h.(a) Calculate the available sight distance and the length of thevertical curve using the...
- Q Panama Canal, which took 10 years to build and openedin 1914, handles 5% of world trade.The government of Panama recently initiated a project to expand thecanal in order toincrease its...
- Q Choose the correct answer:1- The stopping sight distance depends upon:a) design speed, driver perception & reaction time, vehicleacceleration rate and road slopeb) design speed, vehicle length, vehicle acceleration rate and...
- Q Discuss why air-entrained concrete mixtures requirelower water-to-cement ratio in comparison with non-air-entrainedmixtures.Discuss the importance of the slump test for freshconcrete.
- Q What were the major developments in literature and arein the 14th century?  Provide specificexamples.  How did they contrast to earlier literatureand art of the Middle ages?
- Q Discuss why air-entrained concrete mixtures requirelower water-to-cement ratio in comparison with non-air-entrainedmixtures.Discuss the importance of the slump test for freshconcrete.
- Q In a laboratory work a rigid bucket with a diameter of 1 ft andheight of 1.25 ft was filled with loose aggregate. The weight ofaggregate was recorded to be 110...
- Q A 400 mm concrete wall supports a dead load of 280 KN/m and alive load of 230 KN. The allowable bearing pressure is 230 KN/m2and the level of the bottom...
- Q Which of the following is responsible for the strength anddurability of hydrated cement?(a) CH(b) Ettringite(c) C-S-H (d) All  Usually pozzolanic cement replacement materials react with:C3S(b) C-S-H(c) CH(d) C2SCompaction of concrete results...
- Q QUESTION 4 [10 MARKS] (a) The warning sign is designed towithstand a maximum wind speed of 80 km / h at sea level. Calculatethe total force on a signboard 8...
- Q 3.Appropriate Tendering process:required to explore various tendering processes.4. Major requirements of a professional civil engineer: mustdiscuss the responsibilities of civil engineering professional. Inaddition to should determine the major requirements of...
- Q 4.Major requirements of a professional civil engineer:Â Â must discuss the responsibilities of civilengineering professional in oman . In addition to should determinethe major requirements of a civil engineer which may support...
- Q Investigate the adequacy of the square footing. The column hasdimension of 500 mm x 500 mm and carries an axial load of 1210 KNdead load and 650 KN live load....
- Q Provide a brief review, at least 500 words, on unit hydrographderivation methods. Acknowledge the used references and provide alist of references.
- Q Calculate the field weights of the ingredients for 0.039 m3 ofconcrete by using ACI Method of Mix Design. Job specificationsdictate the followings:Â Â Cement content: 300 kg/m3w/c: 0.57 (by weight, from the...
- Q Al Amerat landfill is the first engineered sanitary landfill inOman which began its operations in early 2011. The landfill siteconsists of many landfills; the first landfill is expected tocomplete in...
- Q Types of Retaining WallsIdentify the importance and application that it represents.
- Q Check the stability of the reinforced cantilever retaining wallagainst overturning only.Given:Unit weight of concrete = 24kN/m3Unit weight of soil = 18kN/m3Angle of friction φ = 30?
- Q Question: Consider yourself as a member of parliamentin your constituency. The government has approved 2 million dollarsfor you to use to undertake housing upgrading in your constituency.Discuss five possible challenges...
- Q Case study of failure concrete structures, select 1case and discuss in a report whith showing picture of the failure(4 pages minimum)
- Q a) What is weathering? In detail the effects of weathering onthe engineering properties of rocks.Please explain.b) Describe the RMR and Q-rock mass classification systems. Use ofthese systemsSpecify the fields.
- Q A new residential complex in Starkville will be supplied with2.674 ft3/s at a pressure of 3600lb/ft2. The piping system will be connected to the main city supplyline (9360 lb/ft2), which...
- Q Use A992 and select a W shape for the following beam:- Simply supported with a span length of 30 ft- Braced at the ends of the beam only- Uniform dead...
- Q Design the concrete mix according to the following conditions:Design Environment Caissons for Bridge pier crossing to the OuterBankers, NC Required design strength=4800psiMinimum dimension = 12 in.Minimum space between rebars =...
- Q 1a). For a single, handheld, GPS receiver operating in pointpositioning mode: i. Explain how the receiver uses signals fromfour satellites to determine its position on Earth. ii.Approximately what East, North...
- Q 1. What are the two advantages of tube settler as compared tothe conventional sedimentation?2. Compare the following factors for chlorine and ozoneDisinfection time and doseResidual disinfectionInterference by raw water turbidityTHM...
- Q what are raw materials and types of cement in industry ofcement?in 800 words or more (please no less), i don't want an introabout cement.
- Q Design the concrete mix according to the following conditions:Design Environment Caissons for Bridge pier crossing to the OuterBankers, NC Required design strength=4800psiMinimum dimension = 12 in.Minimum space between rebars =...
- Q following facilities the trickling filter, and the Aerationbasion are used for clarification of water and wastewater duringtreatment.Write short notes on each one of them with more emphasis on thesimilarities and...
- Q The angular acceleration of a shaft is given by α = -0.20ωrad/s2 , where ω represents the angular velocity of the shaft. Ifat t = 0 the angular velocity ω...
- Q Ifyou are asked to design to allow enough Natural light sky componentinto your house , then suggest what ways would be most applicablefor your house, considering its orientation and site...
- Q Permissible stresses for PC sections during the initial and finalstages of loading
- Q Howcan the true color of objects be affected by artificial lighting?Explain briefly
- Q Chemical destruction of contaminants of emerging concerns(CESs)in wastewater .Can u explain step by step deeply ,
- 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 For preparing a design calculation for the curtain wall systemof the facade of a building, what is the sequence or step for wholedesign calculation? How many elements should be included...
- Q what is the building procurement process
- Q Describe in detail, the AISC Code in your own words.
- Q Calculate the field weights of the ingredients for0.047 m3 of concrete by usingACI Method of Mix Design. Job specificationsdictate the followings:Cement content: 330 kg/m3w/c: 0.58 (by weight, from the strength...
- Q A wall footing is to support a 400 mm wide reinforcedconcrete wall with a dead load of 270 KN/m and a live load of 210KN/m. The bottom of the footing...
- Q A 400 mm concrete wall supports a dead load of 280 KN/m and alive load of 230 KN. The allowable bearing pressure is 230 KN/m2and the level of the bottom...
- Q Design a plain concrete footing for a 400 mm reinforced concretewall that supports a DL = 185 KN/m and 95 KN/m live load. The baseof the footing is to be...
- Q geology to civil engineeringdo the ideas in your report connect to learningoutcome, or to what scholars havewritten in their work of your topic? ï¶ What new ideas have youadded to...
- Q Derive the relationships between maximum and mean velocities incase of laminar and turbulent flows?(Fluid Mechanics)
- Q Mechanistically, what is the difference between Nabarro-Herringand Coble creep
- Q You work for a surveying company. Main roads WA has contractedyour company to set out the centre line of a new highway to beconstructed. You have found the following video...
- Q Q1. Gombo Water and Sanitation Company Limited has been having aproblem with regards to the operation ofthe company which has caused the organization not to satisfy theneeds of the customers...
- Q For 610 UB 113 Grade 300 plus universal beam with full lateralrestrain to the critical flange maximum design moment capacity M*about the x-axis
- Q What types of economic process applicate for firingprocess in tile and brick ?
- Q A rigid pavement is to be designed to provide a service life of20 years and has an initial PSI of 4.4 and a TSI of 2.5. Themodulus of subgrade reaction...
- Q A 276 m equal-tangent sag vertical curve has the PVC at station3 + 700.000 and elevation 321 m. The initial grade is -3.5% and thefinal grade is +0.5%. Determine the...
- Q Calculate the field weights of the ingredients for 0.039 m3 ofconcrete by using ACI Method of Mix Design. Job specificationsdictate the followings:Â Â Cement content: 300 kg/m3w/c: 0.57 (by weight, from the...
- Q 4. A 1000 litrecontainmenttankcatches the outflowfrom aprocessing apparatus whichhas 800 litresof water with2 gof chemicalagentdissolved in it.  Additional supplycomesinto thetank at 3 litres/hr containing5 g/litreof the chemical agent. Thesolution leaves thecontainmenttank...
- Q A residential building was affected by the patches on all thewalls, leakages in the corner of the building and uneven floors.Explain briefly the four methods to control the above problemmention...
- Q Write four general principles to be observed while laying dampproof course.
- Q ï®Write a short essay on how transportation modes affects the modernsociety, the good and the bad.
- Q Provide a brief review, at least 500 words, on the HydrologicCycle and its components. Acknowledge the used references andprovide a list of references.
- Q A square round column is to be designed with DL = 600 KN, LL =800 KN, fc’ = 20.7 MPa, fy = 345 MPa. Use ?? = 0.02, 25 ??...
- Q A water treatment plant has three identical horizontal shaftflocculation tanks. Each tank is composed of three stages with sizeof 4 m depth, 14.1 m length and 15 m width. G...
- Q Yield strength and modulus of elasticity of steel containing0.4% carbon had been determined as 300 MPa and 230 GPa,respectively. Estimate the yield strength and modulus of elasticityof the steel for...
- Q A cantilever retaining wall has been backfilled with a borrowsoil which has a unit weigth ϒ= 18 kN/m3 and a friction angle Θ =30°.Assuming that the other following input parameters...
- Q define the terms - Shear strain in shaft - Shear stress in shaft- Polar moment of inertia - Polar section modulus - Torsionrigidity -torsion
- Q Civil engineering Working at high saffolding seafty pdf
- Q WRITE COMPLETE SOLUTION.4. The growth rate of a certain colony of bacteria ina controlled room temperature is given by the expressiondP(t)/dt = -4.375x10^-5 P(t)^2 + 0.0525P(t)Where:P(t) = bacterial countt     =...
- Q A traffic signal has a 60-second cycle length. For the traveldirection of interest, the effective red and green times are 30seconds each, the arrival rate is constant at 20 vehs/min...
- Q this is regarding a construction safety course under the civilengineering department, looking forward for your response andexample thanks.Q2. What elements of OSHA guidelines on workplace violence canbe adapted for use...
- Q 1-The following list of readings weretaken in sequence during a levelling survey:Readings (m):Â Â Â 1.163, 2.592, 3.616, 0.778,2.348, 1.838, 2.469, 1.666, 2.893, 1.594Â Â Â The level instrument was moved after the fifth and...
- Q A surveyor completes a levelling circuit from a knownBM at point A (RL = 37.730 m). At the end of the survey, thesurveyor finds out that the rod person moved...
- Q a) Explain with an illustration why only external pressures areconsidered when determining the primary (i.e. global) structuralaction due to wind loads.b) What range of Cpi would you consider for a...
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