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Foundation (engineering)

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slab placed at the surface. Slab-on-grade foundations can be reinforced mat slabs, which range from 25 cm to several meters thick, depending on the size of the building, or post-tensioned slabs, which are typically at least 20 cm for houses, and thicker for heavier structures.
746:. Screw pile installations have also extended to residential applications, with many homeowners choosing a screw pile foundation over other options. Some common applications for helical pile foundations include wooden decks, fences, garden houses, pergolas, and carports. 382:
The design and the construction of the foundation is done such that it can sustain as well as transmit the dead and the imposed loads to the soil. This transfer has to be carried out without resulting in any form of settlement that can cause stability issues for the
945:. When considering settlement, total settlement and differential settlement is normally considered. Differential settlement is when one part of a foundation settles more than another part. This can cause problems to the structure which the foundation is supporting. 453:
to build foundations are common in many parts of the world. Dry laid stone foundations may have been painted with mortar after construction. Sometimes the top, visible course of stone is hewn, quarried stones. Besides using mortar, stones can also be put in a
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Based on the soil and area it is recommended to have a deeper foundation so that it can guard any form of damage or distress. These are mainly caused due to the problem of shrinkage and swelling because of temperature
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were used on soft or wet ground even below stone or masonry walls. In marine construction and bridge building a crisscross of timbers or steel beams in concrete is called grillage.
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Differential settlements can be avoided by having a rigid base for the foundation. These issues are more pronounced in areas where the superimposed loads are not uniform in nature.
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which uses a single, generally large-diameter, structural element embedded into the earth to support all the loads (weight, wind, etc.) of a large above-surface structure.
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and may have a drain pipe which helps groundwater drain away. They are suitable for soils with a capacity of more than 10 tonnes/m (2,000 pounds per square foot).
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Edwards, Jay Dearborn, and Nicolas Verton. A Creole lexicon architecture, landscape, people. Baton Rouge: Louisiana State University Press, 2004. 92.
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To distribute the weight of the structure over a large area in order to avoid overloading the underlying soil (possibly causing unequal settlement).
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Stones in gabion for foundation, done in Diez Casas Para Diez Familias (10x10)'s Casa Rosenda; see Design Like You Give a Damn 2 book by Kate Stohr
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Perhaps the simplest foundation is the padstone, a single stone which both spreads the weight on the ground and raises the timber off the ground.
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Another common type of shallow foundation is the slab-on-grade foundation where the weight of the structure is transferred to the soil through a
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Darvill, Timothy. The concise Oxford dictionary of archaeology. 6th ed. [i.e. 2nd ed. Oxford, U.K.: Oxford University Press, 2008. Padstone.
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went online in 2008 with over 100 turbines, each mounted on a 4.74-meter-diameter monopile footing in ocean depths up to 16 meters of water.
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Foundations are designed to have an adequate load capacity depending on the type of subsoil/rock supporting the foundation by a
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Nicholson, Peter. Practical Masonry, Bricklaying and Plastering, Both Plain and Ornamental. Thomas Kelly: London. 1838. 30–31.
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A floating foundation is one that sits on a body of water, rather than dry land. This type of foundation is used for some
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To anchor the structure against natural forces including earthquakes, floods, droughts, frost heaves, tornadoes and wind.
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The location of the foundation chosen must be an area that is not affected or influenced by future works or factors.
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Rubble trench foundations are a shallow trench filled with rubble or stones. These foundations extend below the
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The design and the construction of a well-performing foundation must possess some basic requirements:
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To anchor the structure deeply into the ground, increasing its stability and preventing overloading.
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Another way to install ready-to-build foundations that is more environmentally friendly is to use
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Buildings and structures have a long history of being built with wood in contact with the ground.
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below. There are different types of deep footings including impact driven piles, drilled shafts,
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Inadequate foundations in muddy soils below sea level caused these houses in the Netherlands to
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Common examples of possible deformations of foundations arising from improper construction.
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Crabtree, Pam J.. Medieval archaeology: an encyclopedia. New York: Garland Pub., 2001. 113.
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Many monopile foundations have been used in recent years for economically constructing
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Horns Rev project, Elsam monopile foundation construction process, accessed 2010-04-12
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Used to transfer the load of a structure down through the upper weak layer of
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from the structure to the ground. Foundations are generally considered either
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Black Eagle Dam – cross-section of construction plans for 1892 structure
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To prevent lateral movements of the supported structure (in some cases).
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Typical residential poured concrete foundation, except for the lack of
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Foundations provide the structure's stability from the ground:
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which connects it to the ground or more rarely, water (as with
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and transfer the weight from walls and columns to the soil or
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construction) in the Beauvais House in Ste Genevieve, Missouri
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type of wall construction (this example technically called
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Beohar, Rakesh Ranjan. Basic Civil Engineering. 2005. 90.
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Davis House dry-laid stone foundation ruin, Gardiner, NY
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Unsourced material may be challenged and 2365: 2351: 1222: 1208: 1106:A building history of northern New England 408:The Ethnographic Open-Air Museum of Latvia 27:Lowest and supporting layer of a structure 905:Learn how and when to remove this message 676:Learn how and when to remove this message 358:Learn how and when to remove this message 267:Learn how and when to remove this message 127:Learn how and when to remove this message 916: 698: 581:A basic type of rubble trench foundation 414:Earthfast or post in ground construction 401: 369: 157: 138: 1020: 711:Shallow foundation construction example 14: 3409:Foundations (buildings and structures) 3396: 998:Soil mechanics in engineering practice 795: 688: 2346: 1203: 406:The simplest foundation, a padstone. 883:adding citations to reliable sources 850: 658:adding citations to reliable sources 629: 441: 336:adding citations to reliable sources 303: 245:adding citations to reliable sources 212: 65:adding citations to reliable sources 36: 1139: 824:locations. For example, a single 749: 488:Gallery of shallow foundation types 24: 1136:, 2009-09-09, accessed 2010-04-12. 937:. The primary design concerns are 25: 3425: 1240:Offshore geotechnical engineering 1188: 1146:Constructing a turbine foundation 1127:Offshore Wind Turbine Foundations 834: 438:are a specific type of padstone. 397: 300:Requirements of a good foundation 3377: 3376: 1531: 1519: 1507: 1495: 1483: 1471: 1457: 1447: 1430: 1418: 1406: 1394: 1382: 1370: 1348: 1319: 1307: 1295: 1283: 1271: 855: 634: 610: 586: 574: 562: 550: 534: 514: 494: 308: 217: 41: 1158: 949:soils can also cause problems. 645:needs additional citations for 625: 52:needs additional citations for 1111: 1098: 1082: 1066: 1057: 1048: 1039: 1025:(in Italian). Milano: Hoepli. 1014: 981: 620:to be placed on the foundation 13: 1: 1890:Mechanically stabilized earth 1168:. MT Højgaard. Archived from 974: 374:Pouring a concrete foundation 76:"Foundation" engineering 1642:Hydraulic conductivity tests 1021:Ventura, Pierfranco (2019). 995:; Mesri, Gholamreza (1996), 969:Interference of the footings 501:Drawing of Poteaux-en-Terre 429: 7: 2203:Stress distribution in soil 952: 32:Foundation (disambiguation) 10: 3430: 1353:Pore pressure measurement 799: 753: 692: 473: 208: 29: 3372: 3316: 3129: 3046: 2893: 2736: 2566: 2510: 2384: 2260: 2215: 2114: 2106:Preconsolidation pressure 2078: 2069: 2042: 1862: 1811: 1798: 1713: 1667: 1658: 1581: 1501:Standard penetration test 1259: 1246: 1237: 846: 764:to the stronger layer of 521:PSM V24 D321 A primitive 470:Rubble-trench foundations 18:Foundation (architecture) 3086:Multi-family residential 1602:California bearing ratio 1400:Rotary-pressure sounding 1231:Geotechnical engineering 843:and floating buildings. 829:off the coast of England 476:Rubble trench foundation 203:geotechnical engineering 2022:Geosynthetic clay liner 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3149: 3147: 3144: 3142: 3139: 3138: 3136: 3132: 3131:Architectural 3128: 3122: 3119: 3117: 3114: 3112: 3111:Semi-detached 3109: 3107: 3104: 3102: 3099: 3097: 3094: 3092: 3089: 3087: 3084: 3080: 3077: 3075: 3072: 3070: 3067: 3066: 3065: 3062: 3060: 3057: 3055: 3052: 3051: 3049: 3045: 3039: 3036: 3034: 3031: 3029: 3028:Swimming pool 3026: 3024: 3021: 3019: 3016: 3014: 3011: 3009: 3006: 3004: 3001: 2999: 2996: 2994: 2991: 2989: 2986: 2984: 2981: 2979: 2976: 2974: 2971: 2969: 2968:Great chamber 2966: 2964: 2961: 2959: 2956: 2954: 2950: 2947: 2943: 2940: 2938: 2935: 2933: 2930: 2928: 2925: 2923: 2920: 2918: 2915: 2914: 2912: 2910: 2907: 2905: 2902: 2901: 2899: 2896: 2892: 2886: 2883: 2881: 2880:Wiring closet 2878: 2876: 2873: 2871: 2868: 2866: 2863: 2861: 2857: 2854: 2852: 2851:Semi-basement 2849: 2847: 2844: 2842: 2839: 2837: 2833: 2830: 2828: 2824: 2820: 2817: 2815: 2812: 2810: 2807: 2805: 2802: 2800: 2796: 2793: 2791: 2788: 2786: 2783: 2781: 2778: 2776: 2773: 2771: 2768: 2766: 2763: 2761: 2758: 2756: 2753: 2752: 2750: 2748: 2743: 2739: 2735: 2729: 2726: 2724: 2721: 2719: 2716: 2714: 2710: 2707: 2705: 2702: 2700: 2697: 2693: 2690: 2688: 2685: 2684: 2683: 2680: 2678: 2675: 2673: 2670: 2668: 2665: 2663: 2660: 2658: 2655: 2653: 2650: 2648: 2645: 2643: 2640: 2638: 2635: 2631: 2628: 2627: 2626: 2623: 2621: 2617: 2614: 2610: 2607: 2606: 2605: 2602: 2600: 2597: 2595: 2592: 2590: 2587: 2585: 2582: 2580: 2577: 2575: 2572: 2571: 2569: 2565: 2559: 2556: 2554: 2551: 2549: 2546: 2544: 2541: 2537: 2534: 2533: 2531: 2528: 2524: 2521: 2520: 2519: 2516: 2515: 2513: 2511:Private rooms 2509: 2503: 2500: 2498: 2495: 2493: 2490: 2486: 2485:billiard room 2483: 2482: 2481: 2478: 2474: 2471: 2470: 2469: 2466: 2462: 2459: 2458: 2457: 2454: 2452: 2449: 2445: 2442: 2440: 2439:dirty kitchen 2437: 2436: 2435: 2432: 2430: 2427: 2425: 2422: 2420: 2417: 2415: 2412: 2410: 2407: 2405: 2402: 2400: 2397: 2395: 2392: 2391: 2389: 2387: 2383: 2379: 2375: 2368: 2363: 2361: 2356: 2354: 2349: 2348: 2345: 2331: 2328: 2327: 2326: 2323: 2321: 2318: 2316: 2313: 2311: 2308: 2306: 2303: 2301: 2298: 2296: 2293: 2291: 2290:Geomorphology 2288: 2286: 2283: 2281: 2278: 2276: 2273: 2271: 2268: 2267: 2265: 2263: 2259: 2253: 2250: 2248: 2245: 2243: 2240: 2238: 2235: 2233: 2230: 2228: 2225: 2224: 2222: 2220: 2214: 2204: 2200: 2197: 2193: 2190: 2188: 2185: 2183: 2180: 2178: 2175: 2173: 2170: 2169: 2167: 2164: 2160: 2157: 2155: 2152: 2150: 2147: 2146: 2145: 2142: 2140: 2137: 2135: 2134:Consolidation 2132: 2130: 2129:Frost heaving 2127: 2125: 2122: 2121: 2119: 2113: 2107: 2104: 2102: 2099: 2097: 2094: 2092: 2089: 2087: 2084: 2083: 2081: 2077: 2074: 2072: 2068: 2058: 2055: 2053: 2050: 2049: 2047: 2045: 2041: 2035: 2032: 2028: 2025: 2023: 2020: 2018: 2015: 2013: 2010: 2009: 2008: 2007:Geosynthetics 2005: 2003: 2002:Crushed stone 2000: 1998: 1995: 1993: 1990: 1988: 1985: 1983: 1980: 1978: 1975: 1973: 1970: 1968: 1965: 1963: 1960: 1958: 1957:Cut-and-cover 1955: 1953: 1950: 1948: 1945: 1943: 1940: 1938: 1935: 1933: 1930: 1928: 1925: 1923: 1920: 1918: 1915: 1911: 1908: 1906: 1903: 1901: 1898: 1896: 1893: 1891: 1888: 1886: 1883: 1881: 1878: 1876: 1873: 1872: 1870: 1869: 1867: 1865: 1861: 1855: 1852: 1850: 1847: 1845: 1842: 1840: 1837: 1835: 1832: 1830: 1827: 1825: 1822: 1820: 1817: 1816: 1814: 1810: 1807: 1804: 1797: 1787: 1784: 1782: 1779: 1777: 1774: 1772: 1769: 1767: 1764: 1762: 1759: 1757: 1754: 1752: 1749: 1747: 1744: 1742: 1739: 1737: 1734: 1732: 1729: 1727: 1726:Water content 1724: 1722: 1719: 1718: 1716: 1712: 1706: 1703: 1701: 1698: 1696: 1693: 1691: 1688: 1686: 1683: 1681: 1678: 1676: 1673: 1672: 1670: 1666: 1663: 1661: 1657: 1648: 1645: 1643: 1640: 1638: 1635: 1633: 1630: 1628: 1625: 1623: 1620: 1618: 1615: 1613: 1610: 1608: 1605: 1603: 1600: 1598: 1595: 1593: 1590: 1588: 1586: 1580: 1573: 1570: 1569: 1566: 1563: 1562: 1559: 1556: 1555: 1552: 1549: 1548: 1545: 1542: 1541: 1538: 1534: 1530: 1529: 1526: 1522: 1518: 1517: 1514: 1510: 1506: 1505: 1502: 1498: 1494: 1493: 1490: 1486: 1482: 1481: 1478: 1474: 1470: 1469: 1464: 1460: 1456: 1454: 1450: 1446: 1445: 1444: 1441: 1440: 1437: 1433: 1429: 1428: 1425: 1424:Sample series 1421: 1417: 1416: 1413: 1409: 1405: 1404: 1401: 1397: 1393: 1392: 1389: 1385: 1381: 1380: 1377: 1373: 1369: 1368: 1363: 1360: 1358: 1355: 1354: 1351: 1347: 1346: 1341: 1338: 1336: 1333: 1331: 1328: 1327: 1326: 1322: 1318: 1317: 1314: 1310: 1306: 1305: 1302: 1298: 1294: 1293: 1290: 1286: 1282: 1281: 1278: 1274: 1270: 1269: 1266: 1263: 1258: 1255: 1249: 1248:Investigation 1245: 1241: 1236: 1232: 1225: 1220: 1218: 1213: 1211: 1206: 1205: 1202: 1196: 1193: 1192: 1171: 1167: 1161: 1154: 1150: 1147: 1142: 1135: 1131: 1128: 1123: 1114: 1107: 1101: 1095: 1091: 1085: 1079: 1075: 1069: 1060: 1051: 1042: 1034: 1032:9788820386443 1028: 1024: 1017: 1010: 1008:0-471-08658-4 1004: 1000: 999: 994: 990: 984: 980: 970: 967: 965: 962: 960: 957: 956: 950: 948: 944: 940: 936: 932: 924: 919: 909: 906: 898: 888: 884: 880: 874: 873: 869: 864:This section 862: 858: 853: 852: 844: 842: 832: 830: 827: 823: 819: 816: 811: 809: 803: 793: 791: 787: 783: 779: 775: 771: 767: 763: 757: 747: 745: 740: 737: 732: 730: 726: 722: 718: 715:Often called 696: 680: 677: 669: 659: 655: 649: 648: 643:This section 641: 637: 632: 631: 619: 613: 608: 604: 600: 599:concrete slab 596: 589: 584: 577: 572: 565: 560: 553: 548: 544: 541:A granary on 537: 532: 528: 524: 517: 512: 508: 504: 497: 492: 491: 485: 483: 477: 467: 465: 461: 457: 452: 448: 439: 437: 427: 425: 421: 409: 404: 392: 388: 385: 381: 380: 379: 372: 362: 359: 351: 341: 337: 333: 327: 326: 322: 317:This section 315: 311: 306: 305: 294: 291: 288: 285: 282: 281: 280: 271: 268: 260: 250: 246: 242: 236: 235: 231: 226:This section 224: 220: 215: 214: 206: 204: 200: 196: 192: 188: 184: 180: 176: 172: 165: 160: 153: 149: 145: 141: 131: 128: 120: 109: 106: 102: 99: 95: 92: 88: 85: 81: 78: –  77: 73: 72:Find sources: 66: 62: 56: 55: 50:This article 48: 44: 39: 38: 33: 19: 3261:Roof lantern 3213: 3013:Smoking room 2983:Long gallery 2963:Drawing room 2949:Conservatory 2856:Storm cellar 2827:Storage room 2823:Utility room 2819:Laundry room 2795:Furnace room 2386:Shared rooms 2310:Biogeography 2305:Hydrogeology 2295:Soil science 2275:Geochemistry 2043: 2034:Infiltration 1962:Cut and fill 1905:Soil nailing 1771:Permeability 1736:Bulk density 1453:Inclinometer 1376:Ram sounding 1261: 1176:15 September 1174:. Retrieved 1170:the original 1160: 1141: 1122: 1113: 1105: 1100: 1084: 1068: 1059: 1050: 1041: 1022: 1016: 997: 983: 959:Underpinning 928: 901: 895:January 2024 892: 877:Please help 865: 838: 815:fixed-bottom 812: 805: 759: 741: 733: 716: 714: 672: 666:January 2024 663: 652:Please help 647:verification 644: 626:Modern types 603:French drain 595:anchor bolts 527:wood pilings 479: 445: 433: 417: 377: 354: 348:January 2024 345: 330:Please help 318: 278: 263: 257:January 2024 254: 239:Please help 227: 170: 168: 123: 117:January 2024 114: 104: 97: 90: 83: 71: 59:Please help 54:verification 51: 3354:Home repair 3151:Belt course 3059:Hidden room 2988:Lumber room 2904:Antechamber 2895:Great house 2875:Wine cellar 2846:Root cellar 2799:Boiler room 2780:Crawl space 2451:Living room 2444:kitchenette 2429:Home cinema 2414:Family room 2409:Dining room 2399:Common room 2320:Archaeology 2044:Foundations 2017:Geomembrane 1900:Slurry wall 1839:Water table 1803:Interaction 1799:Structures 1786:Sensitivity 1583:Laboratory 774:screw piles 744:screw piles 523:stilt house 3398:Categories 3364:Tree house 3334:Front yard 3266:Sill plate 3214:Foundation 3156:Bressummer 3069:house plan 3038:Undercroft 3023:State room 2973:Great hall 2942:still room 2609:dumbwaiter 2594:Cubby-hole 2424:Great room 2394:Bonus room 2177:Mitigation 2159:Shear wave 2144:Earthquake 2139:Compaction 2124:Permafrost 2115:Phenomena/ 2012:Geotextile 1937:Embankment 1927:Excavation 1864:Earthworks 1824:Vegetation 1819:Topography 1741:Thixotropy 1731:Void ratio 1714:Properties 1612:Hydrometer 1357:Piezometer 1277:Core drill 1094:0199534047 1078:8170087937 1023:Fondazioni 975:References 939:settlement 806:A type of 725:frost line 482:frost line 383:structure. 171:foundation 152:skyscraper 87:newspapers 3288:Threshold 3171:Colonnade 3116:Townhouse 3054:Furniture 2958:Courtyard 2860:Safe room 2770:Cloakroom 2738:Technical 2728:Vestibule 2713:Staircase 2652:Inglenook 2625:Fireplace 2584:Breezeway 2456:Gynaeceum 2300:Hydrology 2280:Petrology 2168:analysis 2166:Landslide 2071:Mechanics 1982:Track bed 1967:Fill dirt 1952:Terracing 1525:Trial pit 1340:Statnamic 1325:Load test 866:does not 826:wind farm 605:trenches. 507:pallisade 447:Dry stone 430:Padstones 319:does not 228:does not 175:structure 3329:Driveway 3324:Backyard 3283:Skylight 3246:Plumbing 3241:Ornament 3236:Lighting 3146:Baluster 3134:elements 3106:Detached 3101:Terraced 2953:Orangery 2932:scullery 2909:Ballroom 2885:Workshop 2870:Wardrobe 2858: / 2825: / 2821: / 2797: / 2760:Basement 2692:sleeping 2687:screened 2672:Overhang 2616:Entryway 2604:Elevator 2518:Bathroom 2473:man cave 2330:Agrology 2219:software 2117:problems 1947:Causeway 1922:Landfill 1849:Subgrade 1766:Porosity 1761:Cohesion 1149:Archived 1130:Archived 953:See also 780:, later 770:caissons 736:concrete 717:footings 390:changes. 3317:Related 3293:Transom 3185:Cornice 3175:Portico 3166:Chimney 3161:Ceiling 2993:Parlour 2978:Library 2937:spicery 2927:saucery 2922:buttery 2765:Carport 2747:storage 2742:utility 2723:Veranda 2718:Terrace 2647:Hallway 2579:Balcony 2558:Nursery 2553:Cabinet 2548:Boudoir 2530:Bedroom 2502:Sunroom 2434:Kitchen 2270:Geology 2242:SVSlope 2052:Shallow 1972:Grading 1910:Tieback 1854:Subsoil 1844:Bedrock 1834:Topsoil 1829:Terrain 1622:R-value 1585:testing 1335:Dynamic 1262:in situ 1260:Field ( 923:subside 887:removed 872:sources 841:bridges 766:subsoil 762:topsoil 729:bedrock 340:removed 325:sources 249:removed 234:sources 209:Purpose 187:shallow 164:sleeves 101:scholar 3381:  3339:Garden 3308:Window 3251:Quoins 3229:Portal 3180:Column 3096:Duplex 3074:styles 3033:Turret 2865:Studio 2841:Pantry 2814:Larder 2804:Garage 2775:Closet 2709:Stairs 2667:Loggia 2630:hearth 2620:Genkan 2574:Atrium 2567:Spaces 2536:closet 2523:toilet 2492:Shrine 2468:Andron 2419:Garret 2252:Plaxis 2247:UTEXAS 2237:SVFlux 2227:SEEP2D 2079:Forces 1932:Trench 1880:Gabion 1690:Gravel 1330:Static 1092:  1076:  1029:  1005:  847:Design 822:subsea 788:, and 460:rebars 456:gabion 451:mortar 103:  96:  89:  82:  74:  3298:Vault 3271:Style 3219:Gable 3209:Floor 3189:Eaves 3079:types 3064:House 3047:Other 3018:Solar 2998:Sauna 2897:areas 2836:floor 2755:Attic 2682:Porch 2677:Patio 2657:Lanai 2637:Foyer 2497:Study 2461:harem 2378:house 2374:Rooms 2232:STABL 1705:Loess 1668:Types 782:steel 183:loads 150:of a 108:JSTOR 94:books 3359:Shed 3344:Home 3303:Wall 3276:list 3256:Roof 3224:Gate 3199:Door 3194:Dome 3141:Arch 2745:and 2699:Ramp 2662:Loft 2642:Hall 2599:Deck 2057:Deep 1700:Loam 1695:Peat 1685:Sand 1680:Silt 1675:Clay 1660:Soil 1362:Well 1178:2016 1090:ISBN 1074:ISBN 1027:ISBN 1003:ISBN 941:and 870:any 868:cite 778:wood 721:soil 323:any 321:cite 232:any 230:cite 197:and 191:deep 80:news 3204:Ell 2404:Den 1942:Cut 1251:and 881:by 656:by 334:by 243:by 189:or 63:by 3400:: 3187:/ 3173:/ 2951:/ 2834:/ 2740:, 2201:* 991:; 792:. 784:, 772:, 731:. 2711:/ 2618:/ 2366:e 2359:t 2352:v 1805:) 1801:( 1264:) 1223:e 1216:t 1209:v 1180:. 1035:. 925:. 908:) 902:( 897:) 893:( 889:. 875:. 679:) 673:( 668:) 664:( 650:. 529:. 361:) 355:( 350:) 346:( 342:. 328:. 270:) 264:( 259:) 255:( 251:. 237:. 201:( 154:. 130:) 124:( 119:) 115:( 105:· 98:· 91:· 84:· 57:. 34:. 20:)

Index

Foundation (architecture)
Foundation (disambiguation)

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Shallow foundations
deep foundations
skyscraper

sleeves
structure
floating structures
loads
shallow
deep
soil mechanics
rock mechanics
geotechnical engineering

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