Fundamentals Of Construction Estimating
4th Edition
ISBN: 9781337399395
Author: Pratt, David J.
Publisher: Cengage,
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Chapter 1, Problem 9RQ
List and describe the six elements of a detailed estimate.
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1. What is the weight of each block shown below in pounds?
A) 2’x2’x10’
Steel Bar
w=490lb/ft^3
B) 5’x4’x3’
Concrete Block
w=150lb/ft^3
A) 3’x10’x2’
Wood block
w=50lb/ft^3
2.The 6” thick, 20’x25’ concrete slab weights 150lbs/ft^3 and has an area load of 50lbs/ft^2 (psf). What is the total load of the floor?
Lab Assignment #2
Loads: UDL and Concentrated
Name:
TA
1. Use the provided beam models to solve for the equivalent concentrated load of
each beam configuration. Draw the loading conditions showing the equivalent
concentrated load(s).
a)
w = 30lbs/ft
6ft
6ft
c)
w = 50lbs/ft
12ft
w = 70lbs/ft
b)
4ft
w = 20lbs/ft
w = 40lbs/ft
d)
9ft
2. Find the equivalent concentrated load(s) for the bags of cement stacked on the
dock as shown here. Each bag weighs 100 lbs and is 12 inches long. Draw the loading
conditions for each showing the equivalent concentrated load(s).
1 bag = 100lbs
L= 12 ft
L= 6ft
L= 8ft
Chapter 1 Solutions
Fundamentals Of Construction Estimating
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- please show the complete solution, step by step process, thanksarrow_forwardThe rectangular gate shown in figure rotates about an axis through N. If a=3.3 ft,b=1.3 ft, d=2 ft, and the width perpendicular to the plane of the figure is 3 ft, what torque(applied to the shaft through N) is required to hold the gate closed?arrow_forwardAn elevated tank feeds a simple pipe system as shown. There is a fire hydrant atpoint C. The minimum allowable pressure at point C is 22 psig for firefighting requirements.What are the maximum static head (in ft) as well as pressure (in psig) at point C (i.e. nodischarge in the system)? Do we meet the pressure requirement for firefighting? (Please donot worry about L or d in the figure below)arrow_forward
- 12. For the beam loaded and supported as shown, determine the following using Point Load Analogous via Integration: a. the rotation at the left support. b. the deflection at midspan R1 1 . m 600 N/m 3 m + 2 m R2arrow_forward14. Find the reaction R and the moment at the wall for the propped beam shown below using Point Load Analogous via Integration: 16 kN/m 000 4.5m 4.5marrow_forward13. Determine the moment at supports A and B of the fixed ended beam loaded as shown using Point Load Analogous via Integration: 10 kN/m 9 kN/m 3 m 3 m 12 kN/marrow_forward
- How does construction estimate inaccuracies lead to delays and complications that impact projects?arrow_forwardQ5: Given the following system: น -3 y= [4 -2] +3u Generate a model with states that are the sum and difference of the original states.arrow_forward4. Draw a stress-strain curve (in tension and compression) for a reinforced concrete beam below. Label the important parts of the plot. Find the linear elastic approximation obtained using the transformed technique, and plot over the same strain ranges. 24" 4" 20" 16" f = 8,000 psi 8- #11 bars Grade 60 steel 4" (f, = 60 ksi and E₁ = 29000 ksi)arrow_forward
- Why is Historical Data important compared to other sourses of information when estimating construction projects?arrow_forwardNeed help, please show all work, steps, units and round to 3 significant figures. Thank you!!arrow_forwardNeed help. Find the answer to the boxes marked in red. Thanks!arrow_forward
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