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w a Beam and footing sizes Based on No.2 or better pressure treated Southern Pine with 40 Ib live load and 15 Ib dead load Po it sDacin 4' 5' 617' 8' 9' 10' 11' 12 13' 14' Southern Pine Beam 2-24 2-2x6 2-2x6 2-2x6 3-24 3-2x6 3-2x8 3-2x8 3-2x10 3-2x10 3-2x12 6 2-2x8 2-2x8 2-2X10 2-2X10 2-2x12 _2-2x12 Eng Beam ' .............. .................................................... Comer Footing 6 5 4 7 6 5 7 6 5 8 7 6 9 7 6 9 7 6 10 8 7 10 8 7 10 ,9 7 11 9 8 11 9 8 Intermediate Footing 9_8 7 10 8 7 10' 9 7 11 9 8 12 10 9 1310 9 14 11 10 14 12 10 15 12 10 151311 16 13 11 Southern Pine Beam 2-24 2-24 2-24 3-2x6 3-2x6 3-2x8 3-2x8 3-2x10 3-2x10 3-2x12 3-2x12 7' -----•--------------•---------------- _._._._ 2-2x8 2-2x8 2-2x10 2-2x10 2-2x12 2-2x12 Eng Beam Eng•Beam Comer Footing 7 5 5 7 6 5 8 7 6 9 7 6 9 8 7 10 8 7 10 8 7 11 9 8 11 9 8 1210 9 1210 9 Intermediate Footing 9 8 7 10 8 7 11 9 8 12 10 9 13 11 9 14 1110 15 12 10 15 13 11 16 13 11 17 14 12 17 14 12 Southam Pine Beam 2-24 2-24 2-2x6 3-2x6 3-2x6 3-2x8 3-2x8 3-2x10 3-2x12 3-2x12 3-2x12 8, 2-2x8 2-2x8 2-2x10 3-2x10 2-2x12 Eng Beam Eng Beam Eng Beam -- -- --- .............. .............. .................. ................... Corner Footing 7 6 5 8 6 6 9 7 6 9 8 7 "1`0 .10. 8 7.. 10 8 7 11 9 8 .11 9 8 12 10 9 13 10 9 13 11 9 Intermediate Footing 10 8 7 11 9 8 12 10 9 13 11 9 14 1110 151210 1613 11 16 1312 17 14 12 18 15 13 18 1513 Southern Pine Beam 246 2-2x6 2-24 3-2x6 3-2x8 3-2x8 3-2x10 3-2x10 3-2x12 3-202 Eng Beam 9, 2 .............------------------------------------------------------- Footing 7 6 5 8 7 6 9 7 6 10 8 7 10 9 7 11 9 8 1210 8 12 10 9 13 10. 9 13 11 9 14 1110 Intermediate Footing 10- 9 7 12 10 8 13 10 9 14 11 10 15 1210 1613 11 1714 12 17 1412 18 1513 1915 13 1201614 Southern Pine Beam 2-2x6 2-2x6 3-24 3-2x6 3-2x8 3-2x8 3-2x10 3-2x12 3-2x12 Eng Beam Eng Beam 10'....................... 2-2x8 2-2x8 2-2X10 3-2X10 2-2x12 Eng Beam Eng Beam Comer Footing 8 6 6 9 7 6 10 8 7 10 8 7 11 9 8 12 10 8 12 10 9 13 11 9 14 11 10 141210 15 1210 Intermediate Footing 11 9 8 12 10 9 14 1110 1512 10 16 13 11 171412 171412 18 15 13 1916 14 120 16 14 21 1715 s Southern Pine Beam 2-2x6 2-2x6 3-2x6 2-2x8 3-2x8 3-2x10 3-2x10 3-2x12 3-202Eng Beam En9 Beam ro 11'....................................................... 2-2x8 2-2x10 2-2x10 2-2x12 3-2X12 Eng Beam Eng Beam .................. ................ -------- - ----..................-..--•--.......-- --............... J Comer Footing 8 7 6 9 7 6 10 8 7 11 9 8 12 9 8 1210 9 13 11 9 14 11 10 1412 10 1512 10 15 13 11 Intermediate Footing 12 9 8 13 11 9 1412 10 1512 10 16 13 11 17 14 12 1714 12 1 18 1513 19 16 14 20 16 14 21 1715 12 Southern Pine Beam 2-24 2-24 3-2x6 3-2x8 3-2x8 3-2x10 3-2x12 3-2x12 Eng Beam Eng Beam Eng Beam 121..................................... ................. ...--------------- --•-2-2x8 2-2x10 2-2x10 2-2x12 Eng Beam Eng Beam ......... .................. ........................................................ ...................................... ................. ---............... Comer Footing 9 7 6 10 8 7 10 9` 7 11 9 8 12 10 9 1310 9 14 11 10 14 12 10 1512 10 15 13 11 16 13 11 Intermediate Footing 1210 9 14 1110 15 12 10 1613 11 17 1412 1 18 15 13 1916 14 20 1614 21 1715 22 18 15 23 1816 Soutlmem Pine Beers 2-26 2-2x6 3-24 3-2x8 3-200 3-2x10 3-2x12 3-2x12 Eng Beam Eng Beam Eng Beam 13'..................... 2-2x8.... ...2---x10 2-2x12-•--•-_2-2x12.... Eng Beam...E"g.e ---------------------- •----------------- -------------•---- Comer Footing 9 7 6 10 8 7 11 9 8 12 10 8 13.10 9 13 11 9 14 12 10 15 12 10 15 13 11 16 13 11 17 14 12 Intermediate Footing 1310 9 14 1210 15 13 11 171412 18 1513 19 15 13 2016 14 21 1715 22 1815 123 19 16 24 1917 Southern Pine Beam 2-2x6 2-2x6 3-2x6 3-2x8 3-2x10 3-2x10 3-2x12 3-2x12 2-2x8 2-2X10 2-2x12 2-2x12 Eng Beam Eng Beam Eng Beam Eng Beam Eng Beam 14' ..... ........ ..........,.. .--.........................._. .................. .................. Comer Footing 9 8 7 --10-8 7 11 '9 8 12 10 9 13 11 9 14 11 10 151210 15 13 11 1613 11 1714 12 17 1412 Intermediate Footing 13 11 9 15 1210 16 13 11 17-1412 18 1513 20 16 14 21 17 15 22 1815 23 1816 24 19 17 24 2017 Southern Pine Beam 2-2x6 3-2x6 2-2x8 3-2x8 3-2x10 3-2x12 3-2x12 2-2x8 2-2x10 2-2x10 2-2x12 Eng Beam Eng Beam Eng Beam Eng Beam Eng Beam Eng Beam 15' ........ ................... --...........--•-•-- •-•-••----------......................----............--------- ....----•• ---.....-•-------- ---•---•---------- Comer Footing �$ 1b 11 9 8 1210 8 1310 9 14 1110 14 12 10 1512 11 1613 11 17 14 12 17 14 12 18 15 13 Intermediate Footing 1512 11 17 14 12 18 15 13 19 1614 2017 14 21 1715 22 18 16 23 19 17 242017 2521 18 Southern Pure Beam 2-26 3-2x6 3-2x8 3-2x8 3-2x10 3-2x12 3-2x12 Eng Beam Eng Beam Eng Beam Eng Beam 2-2x8 2-2x10 3-2x10 2-2x12 Eng Beam Eng Beam 16' ......... --.......- --......... .... Comer Footing 10 8 7 11 9 8 12 10 9 1311. 9 14 1110 1512 10 16 13 11 16 13`12 17 14 12 18 15 13 18 15 13 Intermediate Footing 114 11 10 16 13 11 1 17 14 12 18115 13 20 1614 21 17 15 22 18 16 23 19 16 24 20 17 2121 18 2621 18 Southern Pine Beam 3-2x6 3-2x8 3-2x8 3-2x10 3-2x12 3-202 2-2x8 2-2x10 3-2X10 2-2x12 Eno"m Eng Beam Eng Beam Eng Beam Eng Beam Eng Beam Comer Footing 11 9 8 "1'2'1'0 9 13 11, 9 14 11 10 15 12 10 -.1-6--13 11 -1-6-1-3-1-2 . 14 12 18 15 13 18 rm171412 15 13 Inteediata Footing 16 13 11 17 14 12 18`15 13 20 1614 21 1715 22 18 16 23 1916 24 20 17 -18 26 21 18 Southern Pine Beam 3-2x8 3-2x8 3-2x10 3-2x12 3-2x12 Eng Beam Eng Beam Eng Beam Eng Beam 2-2x10 3-2x10 2-2x12 Eng Beam Eng Beam 18'--------------•--..................................... -................. .................. ... ....... Corner Footing 12 10 9 13 1 I. 9 14 11 10 15 12 10 16 13 11 16 13 12 17 14 12 18 15 13 18 15 13 Intermediate Footing 17 14 12 18 115 13 20 1614 21 1715 22 18 16 23 1916 24 20 17 25 21 18 26 21 18 Southern Pare Beam 3-2x8 3-2x10 3-2x12 3-2x12 3-2x10 2-2x12 Eng Beam Eng Beam Eng Beam Eng Beam Eng Beam Eng Beam 19'------------------------------------- ...--..-....-.... ------_...............------ -----•---------------------------- ------- "I----------- Comer Footing 1311* 311, 9 14 1110 15 12 10 161311 16 13 12 17 14 12 18 15 13 18 15 13 Intermediate Footing 1811$ 13 20 16 14 21 1715 22 18 16 23 19 16 2420 17 25 21 18 28 21 18 Southern Pine Beam 3-2x10 3-2x12 3-2x12 Eng Beam Eng Beam Eng Beam Eng Beam 2-2x12 Eng Beam Eng Beam 20 --------•-•--•----------------------- _.............. . ------• -- ................................... ............ Comer Footing 14 1110 15 12 10 16 13 11 16 13 12 17 14 12 18 15 13 18 15 13 Interrrnediate Footing 20 1614 21 1715 221811 23 1916 242 17 212111 26 21 18 Notes: 1. Joist length is total length of joist,Including any cantilevers. 4. Footing sizes may need to be adjusted depending on project. 2.When joist extends(cantilevers)beyond support beam by 18 5. Footings must be a minimum of 12"thick. inches or more,add 1 inch to footing dimensions shown. 6 All footing sizes above are base diameters(in CLAY 3 Requirements for future 3-season porches or screen porches: inches)and are listed for THREE SOIL TYPES: SAND a. Increase comer footing size shown by 90%. I GRAVEL b. Increase center footing size shown by 55%. -Coreme-rFootin-Foot---g------- -------- - 10 $ 7 C. Locate all footings at extremities of deck(no cantilevers). Intermediate Footing 14 11 10 d. Beam sizes indicated may need to be altered.