

Addition of clock tower 1943ĭue to the installation of an undersized motor, the clock failed to work properly through much of the 20th century Offices (original) Offices/Residential (current)īuilding completed in 1942. Offices (original) Offices/Hotel (current) Metropolitan Life Insurance Company Tower The clock faces are the faces highest above the ground on any structureīuilding constructed in 1955. A category used by CTBUH Ī tower that is located on top of or attached to another building. The list includes all clock 'tower' structures with a height of at least 40 m (130 ft).ĭenotes structure is the tallest of its type (as described below) in the worldĭenotes freestanding clock tower fulfilling the strict definitionĭenotes clock tower fulfilling the strict definition, either attached to or on top of another structureĭenotes structure that was designed as multi-functional structure this included clock facesĭenotes structure where the clock faces were not in the original design but were added after the completion of the structureĪ structure which is at least 50% 'occupiable' and fulfils the CTBUH definition Ī structure which is less than 50% occupiable and fulfils the CTBUH definition Ī tower that is not attached to or located on top of another building – a standalone structure. For the purposes of comparison and clarity this list includes all structures with clocks and clock faces of the types previously described. This division of structures with clock faces follows the general terminology used in related articles and follows Council on Tall Buildings and Urban Habitat (CTBUH) criteria. The third set of structures are buildings that have had a clock face or faces added after the original building was constructed such as the Palace of Culture and Science.

The second set of structures are buildings (rather than towers) that had clock faces on the exterior as part of their original design such as the Wrigley Building. Some clock towers of this type are freestanding, such as the Joseph Chamberlain Memorial Clock Tower, while others are attached to, or on top of, buildings such as the tower on the Philadelphia City Hall. Some structures of this type were originally built as bell towers and had the clocks added later, such as the Springfield Campanille.

Possibly the most famous example is the colloquially termed Big Ben.

The first type of structure are proper Clock towers which are structures that fulfil the definition of a tower with a clock face or faces on the exterior wall or walls. The list includes various structures with a working clock face or faces on their exteriors. A list of the tallest structures with clocks on their exterior that can be seen from the ground.
