How many 40-pound ammonium nitrate cratering charges and packages of C-4 are needed to destroy a bridge abutment that is 4 feet thick, 18 feet high, and 45 feet wide? O 6 cc and 12 pkgs C-4 07 cc and 6 pkgs C-4 O8 cc and 16 pkgs C-4 O9 cc and 8 pkgs C-4

Q: developed to solve the problems of the Earthquake hazard, is a branch of Seismology, having the…

A: Earthquake engineering deals with designs and analysis of structures, such as buildings and bridges,…

Q: A mechanic is reinstalling a newly-sharpened blade on a lawn mower. A wedged-in block of wood at C…

A:

Q: Define the blasting method of vibro- compaction in detail along with sketches of installation and…

A: The   geotechnical engineering has ground improvement technique  which densifies the soil and makes…

Q: 5. In case of bridge greater than 10.7m in height and which canno be inspected from beneath due t…

A: To find: Which is best for inspection

Q: What is the maximum permissible value (length x depth) for Applet on a rail vehicle wheel?

A: 7*1.5

Q: - 1 attachment - 6. A construction lift is rising with a velocity of 2.5 m/s when a bag of cement…

A:

Q: 5. What is the critical path of the fragment below? (Choose a, b, c, or d) B (3) (2) A (1) (4) a)…

A:

Q: Q1 part b o

A: Given data weight of the gate=50kN width=2m Draw the figure

Q: The method of demolition used to bring down sections of structures in a safe and guided manner in…

A: 1 - (A) Controlled demolition Controlled demolition is the method of demolition used to bring down…

Q: A shell leaves a mortar with a muzzle velocity of 500ft/sec directed upward at 60 degrees with the…

A:

Q: A steel tape is 30 m. long under a standard pull of 6 kg. with a constant cross-sectional area of…

A: Given: Length, L=30 m Standard pull, P0=6 kg Cross sectional area, A=0.05 cm2 Normal tension, Pn=16…

Q: Explain what are the measures adopted to enhance sufficient resistance of the superstructure during…

A: Solution: The following measures adopted 1) In the process of launching the leading edge of the…

Q: It has been proposed the pipeline to be 1m diameter made out of the following spirally or…

A: The given data is as follows: Diameter of pipeline=1 mGrade of steel=ST37, L235, API 5L Grade BYield…

Q: Why flat plate precipitators are somewhat less susceptible to back corona than conventional units?

A: Solution: The unit is somewhat very less susceptible to back the corona than the conventional units…

Q: A shell leaves a mortar with a muzzle velocity of 150 m/sec. upward at an angle of 60 degree with…

A:

Q: Answer the followings : Q1/  a- Why we do triaxial test ? b-What is unique regarding this test that…

A: a) Triaxial test is performed mainly to find out  the shear strength of the soil and some of the…

Q: What is lower explosive limit of Benzene?

A: Benzene : The organic chemical compound benzene has the molecular formula C6H6. The benzene molecule…

Q: What is the procedure for The SPT-T?

A: The Standard Penetration Test (SPT) is a on field complex testing process intended to include…

Q: Consider the following statements Proper use of internal vibrators include Vibrators can be used to…

A: vibrators: To avoid the internal effect of bleeding ,the vibrator should penetrate to the bottom…

Q: 5. A construction lift is rising with a velocity of 2.5 m/s when a bag of cenent isv released. If…

A: We will use equation of distance and velocity.

Q: For a beam of cross-section, width = 230 mm and effective depth 500 mm, the number of rebars of 12…

A: Given data, For a beam of cross-section,Width,b=230 mmEffective depth,d=500 mmNumber of rebars of…

Q: Which degree deflection angle cause a greater reactive force when a jet of water strikes a…

A: Given Theta1= 30 degree Theta2=90 degree

Q: What is the reason for using pneumatic valves instead of any other type in oil sites?

A: Introduction- Pneumatic valves- Pneumatic valves that control the flow of air or process gas operate…

Q: British Standard code BS2875 refers to Charpy impact test O Izod impact test Composition and…

A: British code BS2875

Q: Describe about the Vibrocompaction. What is its procedure of operating?

A: There are two methods of soil stabilization. 1. By surface rolling methods. 2. By vibro-stabilizing…

Q: Which of the following are possible uses for BIM during construction? O4D Simulation Clash Detection…

A: BIM is Building Information Modelling. BIM is a  software used in building and construction.

Q: A large symmetrical drum for drying sand is operated by the geared motor drive shown. If the mass of…

A: The offset can be calculated using the equilibrium equation. Applying moment equilibrium equation,…

Q: Q3). Explain the followings: 2 Pedofhydration Loss on ignition, Gel pores, Elongated aggregate,…

A: Above given are some of the terms associated with concrete and various tests related to it.…

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A: Given Speed of ball = 3000 RPM .

Q: Problen A block weighing 125 pcf is 1 ft square and 9 inches deep 1. on a stratified liquid composed…

A: The given data is: γ=125 PCF γ=125 lb/ft3 γmercury=13.6 downward force=260 lb

Q: hemember is in tension or in eompresion 5 &N 10 AN 10 AN 10 KN EC = 12.5 kN (C), FC = 25 kN (C) OEC…

A:

Q: Determine the x- and y-coordinates of the centroid of the shaded area. 70 - -135- 70 125 Dimensions…

A:

Pressure and Stress