Weight of roof and normal walls between grid lines 2 and 7
Item
Tributary
Length /
% Solid
Area
Unit Weight
Seismic Weight
Height /
Width
(ft.2)
(psf / lb)
(kips)
Width
(ft.)
(ft.)
UPPER ROOF
Roof (grid 2 - 7)
62.0
90.0
100.0
5580.0
12.1
67.6
TRANSVERSE WALLS
Wall 7A-7C
---
---
---
66.0
100.0
6.6
Wall 7G-7I
---
---
---
66.0
100.0
6.6
Wall 2B-2H
---
---
---
800.0
100.0
80.0
715 KN
TOTAL
160.8
Total weight = 160.8 kips
Seismic coefficient, C = 0.167
Seismic force = CsW = (0.167)(160.8) = 26.85 kips
Equivalent Running Load wb-h = 26.85 k / 60 ft. = 448 plf
Weight of roof and normal walls between grid lines 7 and 8
Item
Tributary
Length /
% Solid
Area
Unit Weight
Seismic Weight
Height /
Width
(ft.2)
(psf / lb)
(kips)
Width
(ft.)
(ft.)
UPPER ROOF
Roof (grid 7-8)
10.0
42.0
100.0
420.0
12.1
5.1
TRANSVERSE WALLS
Wall 8C-8G
---
---
---
650.0
100.0
65.0
312 KN
TOTAL
70.1
Total weight = 70.1 kips
Seismic coefficient, C = 0.167
Seismic force = CsW = (0.167)(70.1) = 11.71 kips (52.1 KN)
Equivalent Running Load wc-g = 11.71 k / 40 ft. = 293 plf (4.27 KN/m)
-
Shear force to wall line B from upper roof diaphragm
V = wb-h(30' = (448)(30) = 13.4 kips (59.6 KN)
)
-
Shear force to wall line H (same as wall line B due to symmetry)
V = 13.4 kips (59.6 KN)
-
Shear force to wall line C
V = wc-g(20' = (293)(20) = 5.86 kips (26.1 KN)
)
-
Shear force to wall line G (same as wall line C due to symmetry)
V = 5.86 kips (21.6 KN)
H3-19
Previous Page
