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

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.