Jack post - The different types of lally columns
There are basically different types of lally columns available in the market namely steel columns, mono posts as well as Jack posts. The Steel columns are also known as fixed length columns or even structural columns which are non-adjustable. The entire column is filled with their concrete and has a monolithic design which is very strong. Mono post is also referred as an adjustable supportive column and is also termed as the tele post. Perhaps this is one of the columns that is designed to be permanent building column but before purchasing it is essential to examine and conclude. These type of columns are completely assembled and are also specified as self-contaminated units. The length of adjustment is more specified which is up to 12 feet. Concrete is filled in the posts in order to make sure that they are fixed permanently. Moreover, The Adjustment of the nut and screw must be placed right at the footer itself. The Beam plate is also used at the top of the column to secure it...