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Conforms to <br /> '';� . IIUD MIICSS <br /> TABLE 10. FOOTING DIMENSIONS Ioizo os <br /> 8 in:x.16 in.pier(single-stack 16 in.x16 in.pier(double-stack: <br /> blocks) blocks) <br /> Minimum Foot- Unreinforced Unreinforced <br /> Soil Bearing Minimum Footing ing Dimensions- cast-in-place min. Maximum footing cast-in-place min. Maximum footing <br /> - Capacity, Area(sq.in.): (in) thickness(in.): capacity(Ibs) thickness(in.) capacity(Ibs) <br /> 256 16 X 16 6 600 6 N/A <br /> 324 18 X 18 6 800 6 - N/A <br /> 400 20 X 20 6 1030 6 580 <br /> . 500 - - _ --_ _ , • i <br /> 576 24 X 24 -6-- - _ 1550 - 6 _- 1100 <br /> _ I <br /> 900 30 X 30 6 2500 6 2050 <br /> 1296 36 X36 6. :: - 3675:. 6; - 3225 <br /> 256 16 X 16 6 1490 6 1045 <br /> 324 _ 18 X 18 6_ —• 1930 - 6 1480 <br /> 400 20 X 20 6 2420 6 1970 <br /> - • 576 - . 24 X 24 ._ 6 `-- 3550 6 -_ _3100 <br /> 900 30 X 30 6 5630 6 5180 <br /> 1296 36 X36:- -7-• _ - 8060 _ - 6 7725 <br /> 256- 16 X 16 6 2380 •,, 6 1930 <br /> • 324 ==• 18 X'18 6 3055•• 6 . _2600 <br /> 400 20 X 20 6 3810 • 6 3360 <br /> 1500 - <br /> • 576 24 X 24 - 6 5550 6 5100 <br /> 900 30 X 30 7 8680 6 8300 <br /> 1296 - 36:X36 = - _ -= 8 :12450 6 12100 <br /> 256 16 X 16 6 3270 6 2820 <br /> 324" 18 X 18 6 4180 6 ` 3730 <br /> 400 20 X 20 6 5200 6 4750 <br /> 24 X 24: 6 7.550. 6 7100 <br /> • _900 ... 30 X 30 8 11725 ... ...6.�. 11400 <br /> - 129 <br /> ,,.._. �. -6 36 X36 - _ 10 16725 ; ;.7 16600 <br /> 256 16 X 16 6 4160 6 3710 <br /> -324..•' = 18 X 18 6 5300 6 4850 <br /> • I 400 20 X 20 6 6600 6 6130 <br /> 2500 <br /> 3 576 24 X 24 _ 6 - _` 9550 6 _ 91.00 <br /> 900 30 X 30 8 14850 6 14550 <br /> O - • 1296 36,X36 '. 11. Y _. . ._. 21110 _ _ ' 8 •. 21000 <br /> 256 16 X 16 6 6830 6 6380 <br /> d - <br /> 324_ 18 X:18 6 8680 6 8230 <br /> - 400 20 X 20 6 10760 6 10300- <br /> 4000 � <br /> 576 : 24 X 24 6-- __ t5450 '_ • • . 15100 <br /> ti 900 30 X 30 11 23990 7 23850 <br /> 1'296 = _ • 36.X36 - 13 ° _._34390 - _10 __ 34275 <br /> 0 Note:The capacity values listed have been reduced by the dead load of the concrete footing and pier, ' � <br /> Design footings to comply with the following additional requirements: � 1 II, <br /> v <br /> ee <br /> • Design each footing at least slightly larger than the base of the pier it sup- • • <br /> ports. f <br /> • To keep footings directly under I-beams and other support points,size them j,� ? ; .,. ora <br /> slightly larger than the minimum required area to allow slight adjustment of = ; �' ,'r' ` ; <br /> the pier location during home installation. <br /> • Design footings with a footing extension (projection beyond the base of the ! r a; <br /> � s - <br /> "aft imi.....obsON-1,40 622 <br /> C. <br /> I6i <br />