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SHORING |
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HORIZONTAL SHORES |
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4/7 Loading Chart
Slab Thickness |
Weight Concrete lbs/psf |
Total Load lbs/psf |
Permissible Span for Given Spacing |
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1'0" |
1'4" |
1'8" |
2'0" |
2'4" |
2'8" |
3'0" |
3'4" |
3'8" |
4'0" |
4'4" |
4'8" |
5'0" |
2" |
25 |
55 |
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6'9" |
6'5" |
2 1/2" |
31 |
61 |
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6'8" |
6'5" |
6'2" |
3" |
37 |
67 |
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6'10" |
6'7" |
6'4" |
6'1" |
5'11" |
3 1/2" |
44 |
74 |
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6'10" |
6'6" |
6'3" |
6'0" |
5'10" |
5'7" |
4" |
50 |
80 |
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6'7" |
6'3" |
6'0" |
5'9" |
5'7" |
5'5" |
4 1/2" |
56 |
86 |
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6'8" |
6'4" |
6'1" |
5'10" |
5'7" |
5'5" |
5'2" |
5" |
62 |
92 |
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6'6" |
6'2" |
5'10" |
5'7" |
5'5" |
5'2" |
5'0" |
5 1/2" |
69 |
99 |
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6'8" |
6'3" |
5'11" |
5'8" |
5'5" |
5'2" |
5'0" |
4'10" |
6" |
75 |
105 |
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6'10" |
6'5" |
6'1" |
5'9" |
5'6" |
5'3" |
5'1" |
4'10" |
4'8" |
6 1/2" |
81 |
111 |
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6'8" |
6'3" |
5'11" |
5'7" |
5'4" |
5'1" |
4'11" |
4'9" |
4'7" |
7" |
87 |
117 |
|
6'6" |
6'1" |
5'9" |
5'5" |
5'2" |
5'0" |
4'9" |
4'7" |
4'5" |
7 1/2" |
94 |
124 |
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6'10" |
6'4" |
5'11" |
5'7" |
5'4" |
5'1" |
4'10" |
4'8" |
4'6" |
4'4" |
8" |
100 |
130 |
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6'8" |
6'2" |
5'9" |
5'5" |
5'2" |
4'11" |
4'9" |
4'6" |
4'4" |
4'3" |
8 1/2" |
106 |
136 |
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6'6" |
6'0" |
5'8" |
5'4" |
5'1" |
4'10" |
4'7" |
4'5" |
4'3" |
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9" |
112 |
142 |
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6'5" |
5'11" |
5'6" |
5'3" |
4'11" |
4'9" |
4'6" |
4'4" |
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9 1/2" |
119 |
149 |
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6'10" |
6'3" |
5'9" |
5'5" |
5'1" |
4'10" |
4'7" |
4'5" |
4'3" |
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10" |
125 |
155 |
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6'8" |
6'1" |
5'8" |
5'4" |
5'0" |
4'9" |
4'6" |
4'4" |
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10 1/2" |
131 |
161 |
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6'7" |
6'0" |
5'7" |
5'2" |
4'11" |
4'8" |
4'5" |
4'3" |
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11" |
137 |
167 |
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6'5" |
5'11" |
5'5" |
5'1" |
4'10" |
4'7" |
4'4" |
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11 1/2" |
144 |
174 |
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6'4" |
5'9" |
5'4" |
5'0" |
4'9" |
4'6" |
4'3" |
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12" |
150 |
180 |
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6'3" |
5'8" |
5'3" |
4'11" |
4'8" |
4'5" |
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12 1/2" |
156 |
186 |
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6'10" |
6'1" |
5'7" |
5'2" |
4'10" |
4'7" |
4'4" |
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13" |
162 |
192 |
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6'9" |
6'0" |
5'6" |
5'1" |
4'9" |
4'6" |
4'3" |
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13 1/2" |
169 |
199 |
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6'7" |
5'11" |
5'5" |
5'0" |
4'8" |
4'5" |
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14" |
175 |
205 |
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6'6" |
5'10" |
5'4" |
4'11" |
4'7" |
4'4" |
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15" |
187 |
217 |
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6'4" |
5'8" |
5'2" |
4'9" |
4'6" |
4'3" |
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16" |
200 |
230 |
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6'2" |
5'6" |
5'0" |
4'8" |
4'4" |
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17" |
212 |
242 |
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6'0" |
5'4" |
4'11" |
4'6" |
4'3" |
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18" |
225 |
255 |
6'9" |
5'10" |
5'3" |
4'9" |
4'5" |
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19" |
237 |
267 |
6'7" |
5'9" |
5'1" |
4'8" |
4'4" |
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20" |
250 |
280 |
6'5" |
5'7" |
5'0" |
4'7" |
4'3" |
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21" |
262 |
292 |
6'4" |
5'6" |
4'11" |
4'5" |
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22" |
275 |
305 |
6'2" |
5'4" |
4'9" |
4'4" |
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23" |
287 |
317 |
6'1" |
5'3" |
4'8" |
4'3" |
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24" |
300 |
330 |
5'11" |
5'2" |
4'7" |
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Example:
- 4" slab thickness and 6' clear span - allows a spacing of 4'0" from center to center.
- Allowable maximum bending moment = 1450 ft.-lb.
- Allowable maximum end reaction = 2380 lb.
- Clear spans shall be from inside to inside of supports.
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Call
for quotes—all items are subject to
prior sales and availability
Cash
sales only—F.O.B. current location
All
equipment is sold "as is—where
is" with no warranty
Inspection
of equipment is available before purchase |
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