PITTSBURGH FLEXICORE CO., INC.
12" x 48" Spiroll Corefloor Load Table

12" x 48" Hollowcore (Untopped)
CLEAR SPAN IN FEET

Designation
18'
20'
22'
24'
26'
28'
30'
32'
34'
36'
38'
40'
42'
44'
46'
48'
50'
52'
12S68-1.75
446
393
338
273
222
182
150
123
101
82
67
53
42
32
X
X
X
X
12S78-1.75
460
405
360
324
266
220
183
152
127
105
87
72
58
47
37
X
X
X
12S88-1.75
473
417
371
333
301
257
215
180
152
127
107
90
75
62
50
41
32
X
12S98-1.75
486
428
381
342
310
282
245
207
176
149
126
107
91
76
64
53
43
34
12S108-1.75
501
442
394
354
320
291
266
233
198
169
145
124
106
90
76
64
53
44

 

12" x 48" Hollowcore (2" Concrete Topping)
CLEAR SPAN IN FEET

Designation
18'
20'
22'
24'
26'
28'
30'
32'
34'
36'
38'
40'
42'
44'
46'
48'
50'
52'
T12S68-1.75
510
447
397
326
265
216
177
144
117
95
76
59
45
32
X
X
X
X
T12S78-1.75
524
460
408
365
319
263
217
180
149
123
101
83
66
50
35
X
X
X
T12S88-1.75
537
472
419
375
338
307
257
215
180
151
126
105
87
68
52
38
X
X
T12S98-1.75
550
483
429
385
347
315
287
249
210
178
150
127
104
84
67
52
39
X
T12S108-1.75
565
497
442
396
357
325
296
271
240
204
174
146
121
100
82
66
51
39


12

SECTION PROPERTIES 12" PLANK

UNTOPPED
TOPPED 2"
lx
=
5272 IN4
lx
=
8548 IN4
Sxtop
=
879 IN3
Sxtop
=
1336 IN3
Sxbot
=
879 IN3
Sxbot
=
1124 IN3
AREA
=
289 IN2
AREA
=
375 IN2
yb
=
6 IN
yb
=
7.6 IN
bw
=
12 IN
bw
=
12 IN
Wt
=
83 LB
Wt
=
108 LB
dp
=
10.25 IN
dp
=
12.25 IN
e
=
4.25 IN
e
=
5.85 IN

Special Notes:

Yellow shaded areas denote web shear concerns.
Tan shaded areas denote long term deflection concerns.

Please contact Pittsburgh Flexicore Engineering Department for information concerning shaded areas.