D E C F B bi A Probs. 2–9/10 TABLE 1.2 Minimum Densities for Design Loads from Materials* Ib/ft3 kN/m3 Aluminum 170 26.7 Concrete, plain cinder 108 17.0 Concrete, plain stone 144 22.6 Concrete, reinforced cinder 111 17.4 Concrete, reinforced stone 150 23.6 Clay, dry Clay, damp Sand and gravel, dry, loose Sand and gravel, wet 63 9.9 110 17.3 100 15.7 120 18.9 Masonry, lightweight solid 105 16.5 concrete Masonry, normal weight 135 21.2 Plywood 36 5.7 Steel, cold-drawn 492 77.3 Wood, Douglas Fir 34 5.3 Wood, Southern Pine 37 5.8 Wood, spruce 29 4.5 *Minimum Densities for Design Loads from Materials, Reproduced with permission from American Society of Civil Engineers Minimum Design Loads for Buildings and Other Structures, ASCE/ SEI 7-10. Copies of this standard may be purchaed from ASCE at www.pubs.asce.org, American Society of Civil Engineers.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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The steel framework is used to support the 4-in. reinforced stone concrete slab that carries a uniform live loading of 400 lb/ft2. Sketch the loading that acts along members BE and FED. Set a = 6 ft, b = 18 ft. Hint: See Table 1.2.

D
E
C
F
B
bi
A
Probs. 2–9/10
Transcribed Image Text:D E C F B bi A Probs. 2–9/10
TABLE 1.2 Minimum Densities for Design
Loads from Materials*
Ib/ft3
kN/m3
Aluminum
170
26.7
Concrete, plain cinder
108
17.0
Concrete, plain stone
144
22.6
Concrete, reinforced cinder
111
17.4
Concrete, reinforced stone
150
23.6
Clay, dry
Clay, damp
Sand and gravel, dry, loose
Sand and gravel, wet
63
9.9
110
17.3
100
15.7
120
18.9
Masonry, lightweight solid
105
16.5
concrete
Masonry, normal weight
135
21.2
Plywood
36
5.7
Steel, cold-drawn
492
77.3
Wood, Douglas Fir
34
5.3
Wood, Southern Pine
37
5.8
Wood, spruce
29
4.5
*Minimum Densities for Design Loads from Materials, Reproduced
with permission from American Society of Civil Engineers
Minimum Design Loads for Buildings and Other Structures, ASCE/
SEI 7-10. Copies of this standard may be purchaed from ASCE at
www.pubs.asce.org, American Society of Civil Engineers.
Transcribed Image Text:TABLE 1.2 Minimum Densities for Design Loads from Materials* Ib/ft3 kN/m3 Aluminum 170 26.7 Concrete, plain cinder 108 17.0 Concrete, plain stone 144 22.6 Concrete, reinforced cinder 111 17.4 Concrete, reinforced stone 150 23.6 Clay, dry Clay, damp Sand and gravel, dry, loose Sand and gravel, wet 63 9.9 110 17.3 100 15.7 120 18.9 Masonry, lightweight solid 105 16.5 concrete Masonry, normal weight 135 21.2 Plywood 36 5.7 Steel, cold-drawn 492 77.3 Wood, Douglas Fir 34 5.3 Wood, Southern Pine 37 5.8 Wood, spruce 29 4.5 *Minimum Densities for Design Loads from Materials, Reproduced with permission from American Society of Civil Engineers Minimum Design Loads for Buildings and Other Structures, ASCE/ SEI 7-10. Copies of this standard may be purchaed from ASCE at www.pubs.asce.org, American Society of Civil Engineers.
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