1) Velocity Area Method Given the tabulated data taken from a section of a stream, determine what is asked for. Mean Velocity at Subsection (m/s) Subsection Dist. from BM 0+100 Depth at subsection (m) ID (m) LWE 3 4 0.75 0.2 2 7 1.3 0.5 10.5 2.2 0.7 4 13 2.75 1 5 15.75 3.3 1.35 6. 17.5 3.5 1.66 7 20 4 2.35 8 23.75 3.1 2.1 27.5 2.45 1.75 10 31.6 1.95 0.9 11 35.2 0.3 0.3 RWE 36 a) Draw the cross-section of the portion of the stream b) What is the total cross - sectional area of the stream section? c) What is the total discharge at this section of stream? d) What is the average velocity of water at the whole stream section? 3.
1) Velocity Area Method Given the tabulated data taken from a section of a stream, determine what is asked for. Mean Velocity at Subsection (m/s) Subsection Dist. from BM 0+100 Depth at subsection (m) ID (m) LWE 3 4 0.75 0.2 2 7 1.3 0.5 10.5 2.2 0.7 4 13 2.75 1 5 15.75 3.3 1.35 6. 17.5 3.5 1.66 7 20 4 2.35 8 23.75 3.1 2.1 27.5 2.45 1.75 10 31.6 1.95 0.9 11 35.2 0.3 0.3 RWE 36 a) Draw the cross-section of the portion of the stream b) What is the total cross - sectional area of the stream section? c) What is the total discharge at this section of stream? d) What is the average velocity of water at the whole stream section? 3.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:1) Velocity - Area Method
Given the tabulated data taken from a section of a stream, determine what
is asked for.
Mean Velocity at
Subsection (m/s)
Subsection
Dist. from BM 0+100
Depth at
subsection (m)
ID
(m)
LWE
3
1
4
0.75
0.2
2
7
1.3
0.5
10.5
2.2
0.7
4
13
2.75
1
15.75
3.3
1.35
17.5
3.5
1.66
7
20
2.35
8
23.75
3.1
2.1
27.5
2.45
1.75
10
31.6
1.95
0.9
11
35.2
0.3
0.3
RWE
36
a) Draw the cross-section of the portion of the stream
b) What is the total cross-sectional area of the stream section?
c) What is the total discharge at this section of stream?
d) What is the average velocity of water at the whole stream section?
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