MAP20071507447 Standing tall The three-year technical investigation of the World Trade Center collapse has concluded with 30 recommendations for tall buildings.The National Institute of Standars and Technology urges to implement these recommendations, which aim to improve the structural integrity and fire resistance of buildings, and to ensure better occupant evacuation and emergency response En: Fire prevention. - London. - nº 396, September 2005 ; p. 31-33 1. Seguridad en la construcción . 2. Informes técnicos . 3. Edificios de gran altura . 4. Diseño de edificios . 5. Seguridad contra incendios . 6. Comportamiento de estructuras . 7. Recomendaciones . I. Title. II. Título: Fire prevention.