1. For each problem in Table 13.1, design a wall footing to support the given reinforced concrete wall loads. Design for shear and moment; check the development length requirements. Also, determine the footing bars and their distribution. (ASsume d=h-3.5 in.) Table 13.1 Problem 13.1

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Chapter2: Loads On Structures
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1. For each problem in Table 13.1, design a wall footing to
support the given reinforced concrete wall loads. Design
for shear and moment; check the development length
requirements. Also, determine the footing bars and their
distribution. (ASsume d=h-3.5 in.)
Table 13.1 Problem 13.1
Part Answers
Wall
Thickness (in.)
Dead
Live
L
Number
Load (K/ft)
Load (K/1)
(Ksi)
(Ksf)
(ft)
(in.)
12
12
14
22
18
28
26
32
a.
12
10
19
14
16
24
3.
3
3
4.
7.5
8.5
17
20
27
6.
6.
14
4
14.5
16
16
11
23
16
20
4.
6.
8.
19
14
14
12
11.5
10.5
20
18
4.
6.
19
21
20
4
18
14
4
6.
14
14
16
20
6.
16
2. For each problem in Table 13.2, design a square single
footing to support the given square and
round column loads. Design for moments, shear, load
transfer, dowel length, and development lengths for
footing main bars. Choose adequate bars and spacings.
(Assume d=h-4.5 in. for all problems.)
Table 13.2 Problem 13.2
Part Answers
Column
Column
bars
Dead
Live
Number
(in.)
Load (K)
Load (K)
(Ksi)
(Ksf)
(t)
(t)
(in.)
8 no. 8
8 no. 9
12 no. 9
8 no. 8
150
160
16x 16
115
20
18 x 18
20 x 20
12x12
14x 14
100
19
245
180
140
190
159
140
160
3
6.
23
24
21
d.
9.
8 no. 9
8.5
8 no. 9
12 no. 8
12 no. 9
140
120
16x 16
10
21
200
195
20
22
18x 18
4.
6.
20 x 20
195
85
90
10
Dia. 20
Dia. 16
8 no. 9
8 no. 8
120
110
16
3
18
Transcribed Image Text:1. For each problem in Table 13.1, design a wall footing to support the given reinforced concrete wall loads. Design for shear and moment; check the development length requirements. Also, determine the footing bars and their distribution. (ASsume d=h-3.5 in.) Table 13.1 Problem 13.1 Part Answers Wall Thickness (in.) Dead Live L Number Load (K/ft) Load (K/1) (Ksi) (Ksf) (ft) (in.) 12 12 14 22 18 28 26 32 a. 12 10 19 14 16 24 3. 3 3 4. 7.5 8.5 17 20 27 6. 6. 14 4 14.5 16 16 11 23 16 20 4. 6. 8. 19 14 14 12 11.5 10.5 20 18 4. 6. 19 21 20 4 18 14 4 6. 14 14 16 20 6. 16 2. For each problem in Table 13.2, design a square single footing to support the given square and round column loads. Design for moments, shear, load transfer, dowel length, and development lengths for footing main bars. Choose adequate bars and spacings. (Assume d=h-4.5 in. for all problems.) Table 13.2 Problem 13.2 Part Answers Column Column bars Dead Live Number (in.) Load (K) Load (K) (Ksi) (Ksf) (t) (t) (in.) 8 no. 8 8 no. 9 12 no. 9 8 no. 8 150 160 16x 16 115 20 18 x 18 20 x 20 12x12 14x 14 100 19 245 180 140 190 159 140 160 3 6. 23 24 21 d. 9. 8 no. 9 8.5 8 no. 9 12 no. 8 12 no. 9 140 120 16x 16 10 21 200 195 20 22 18x 18 4. 6. 20 x 20 195 85 90 10 Dia. 20 Dia. 16 8 no. 9 8 no. 8 120 110 16 3 18
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