4.7 The cross section of a conventionally reinforced concrete one-way slab is shown below. Using ACI Table 9.5(a), answer the following questions: 5-0 TI 23-0 END-BAY T2 SPAN L3 INTERIOR-BAY BM WIDTH 23-0 END-BAY 12 LS b. Assuming that the interior bay has the same thickness as the end bays in the previous question, what is the maximum allowable span for the interior bay (L3)? c. Assuming that the bottom of slab at all bays is at a constant elevation, and there is a 2" depression at the top of cantilever balcony slab, what is the thickness of left cantilever (T1)? d. Assuming a constant elevation at bottom of slab, and 2" depression at edge of cantilever balcony, what is the maximum length of right cantilever (L5)?

Structural Analysis
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Chapter2: Loads On Structures
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4.7 The cross section of a conventionally reinforced concrete one-way slab is shown below. Using ACI Table 9.5(a), answer
the following questions:
5-0
ANTILEVER
23-0
END-BAY
SPAN L3
INTERIOR-BAY
BM WIDTH
20 (TYP)
23:0
END-BAY
CANTILEVER
b. Assuming that the interior bay has the same thickness as the end bays in the previous question, what is the maximum
allowable span for the interior bay (L3)?
c. Assuming that the bottom of slab at all bays is at a constant elevation, and there is a 2" depression at the top of
cantilever balcony slab, what is the thickness of left cantilever (T1)?
d. Assuming a constant elevation at bottom of slab, and 2" depression at edge of cantilever balcony, what is the
maximum length of right cantilever (L5)?
Transcribed Image Text:4.7 The cross section of a conventionally reinforced concrete one-way slab is shown below. Using ACI Table 9.5(a), answer the following questions: 5-0 ANTILEVER 23-0 END-BAY SPAN L3 INTERIOR-BAY BM WIDTH 20 (TYP) 23:0 END-BAY CANTILEVER b. Assuming that the interior bay has the same thickness as the end bays in the previous question, what is the maximum allowable span for the interior bay (L3)? c. Assuming that the bottom of slab at all bays is at a constant elevation, and there is a 2" depression at the top of cantilever balcony slab, what is the thickness of left cantilever (T1)? d. Assuming a constant elevation at bottom of slab, and 2" depression at edge of cantilever balcony, what is the maximum length of right cantilever (L5)?
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