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Question 1: Discuss the basic ingredients of concrete and their role in concrete properties (density, workability, strength, etc.)
Question 2: What is concrete reinforcement? What are the common types of reinforcing? Why steel is known as ideal material for concrete reinforcing?
Demonstrate meaning of setting out as used engineering.
The students strikes the sign at a speed of 35mi/h. If the student was travelling at 55mi/h when the sign was first spotted, what was the student's associated reaction time( use practical stopping distance)
Define the term active pressure as it is used in foundation
A wet sand sample has a volume of 4.63 * 10^-4 m^3 and weighs 8 N. After oven-drying, the weight reduces to 7.5 N. Calculate the water content, void ration, and degree of saturation.
The face of a 100m wide rectangular dam is built at an angle of 60 degrees above the horizontal and holds back a body of fresh water that is 30m deep at the face of the dam
The soils in Problem 2-33 have the following Atterberg limits and natural water contents. Determine the PI and LI for each soil and comment on their general activity.
The buildings are single story with a rood line 6 feet above the man-door opening is constructed from clay brick that is 12 inches thick and weighs 115 psf. the opening of the man-doors are 3 feet 4 inches wide.
Calculate the resistance coefficient K for a ball-type check valve placed in a 2-in schedule 40 steel pipe carrying 650 gal/min of oil (sg = 0.90)
The space truss shown is supported by a ball-and-socket joint at D and by short links at A and C. Determine the support reactions and the force in each member of the space truss.
Develop a table that shows: 1) How many gallons of water are contained in the tank if the volume is measured in increments of 1 ft from the bottom to the top. 2) The mass of water at each increment, expressed in lbm.
question 1as an estimator in a construction firm you have been instructed to include only the costs relating to labour
How much of a reduction in the automobile emission rate would be required to achieve the maximum eight-hour average NAAQS for CO at steady state 9 ppmv ( (10.3 mg/m^3)?
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