This rectangular gated tower, also called Puerta Nueva, was built at the end of the eleventh century. It provided access to the Qasba al-Qadima through the Zirid-built walls. It has two barrel-vaults that meet in a cross vault, all constructed with brick.
Sources:
Castillo Brazales, Juan and Orihuela Uzal, Antonio. 2002. En busca de la Granada andalusí. Granada: Editorial Comares, 73-74.
Martín Martín, Eduardo and Torices Abarca, Nicolás. 1998. Guía de Arquitectura de Granada. Granada: Junta de Andalucía.
Almagro, Antonio, Orihuela, Antonio and Sanchez, Carlos. Map and Guide of the Andalusí Albayzín.
Courtesy of Bill Edmonds