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German masons repointing a wall in 1948. Repointing is the process of renewing the pointing, which is the external part of mortar joints, in masonry construction. Over time, weathering and decay cause voids in the joints between masonry units, usually in bricks, allowing the undesirable entrance of water.
The thickness and width of a tuckpointing tool common ranges from 1 millimetre (0.039 in) to 14 millimetres (0.55 in). The thickness and width of these tools are dependent upon the mason's preference and the type of brick or stonework they are tuckpointing. [citation needed] Wider tools are often used when tuckpointing stonework. [citation needed]
A chimney cowl or wind directional cap is a helmet-shaped chimney cap that rotates to align with the wind and prevent a downdraft of smoke and wind down the chimney. An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or ...
Most such walls were stacked between 1775 and 1825, but efforts to repair and extend them continued throughout the 19th century. [5] According to an 1871 agricultural census, more than 380,000 kilometres (240,000 mi) of fieldstone walls were constructed throughout the region, representing 40 million days of human labor. [ 5 ]
Colorado [b] is a state in the Western United States.It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah.It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas to the east, and Oklahoma to the southeast.
Title Event date Event location Description External links "Icy River" December 4, 1987 Moorhead, Minnesota: A boy falls into the frozen Red River of the North.: Location of Red River of the North (approximate location of incident) on Google Street View
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