http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947spread footings http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 foundations BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 raft foundations NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 spread footing components NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 footings, spread UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 foundations, spread UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 spread footing UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31439947 spread foundations UF