For the variables (h, k, Q, R, E, B, H), choose Quantity values that are within the specified Range
and that have 3 nonzero significant digits. Make sure that h + j + k = L.
Variable Description Quantity Unit Range
|
Variable
|
Description
|
Quantity
|
Unit
|
Range
|
|
h
|
Car length
|
|
m
|
1 to 3
|
|
j
|
Gap length
|
|
m
|
87 to 94
|
|
k
|
Truck length
|
|
m
|
5 to 10
|
|
L
|
Bridge length
|
100
|
m
|
100
|
|
Q
|
Car weight
|
|
N
|
5000 to 10,000
|
|
q = Qlh
|
Car load
|
|
N/m
|
1667 to 10,000
|
|
R
|
Truck weight
|
|
N
|
50,000 to 100,000
|
|
r = Rik
|
Truck load
|
|
N/m
|
5000 to 20,000
|
|
E
|
Elastic modulus
|
|
GPa
|
190 to 210
|
|
B
|
Road width
|
|
m
|
5 to 10
|
|
H
|
Road height
|
|
m
|
0.5 to 1.0
|
Work by yourself. Turn in this cover page with your name and number of hours spent on project filled in below. The exercise is due on November 30, 2016. For extra credit:
Check the maximum deflection by using the superposition method.
Use a software program (Excel, Matlab, Mathcad, beam analysis programs, etc.) to check your answers. Email me your attached programs and results.
Type up cover page (1) and report (10), and include this page as the 2nd page.
Name: _____________________________ Number of hours spent on project: ______
Evaluation (For instructor use only; do not write in this area.)
|
Element
|
Score
|
|
M
|
|
|
v
|
|
|
Plots
|
|
|
SP
|
|
|
SW
|
|
|
TY
|
|
|
E
|
/20
|