The name Briggs is of English origin. The meaning of Briggs is homestead by the bridge. Briggs is generally used as a boy's name. It consists of 6 letters and 1 syllable and is pronounced Briggs.
Firstly... 1  about 50% of all infants can crawl at 7 months; 2  about 75% can do so at 10 months and. 3  90% of all infants have mastered it at around 11 months.
Building codes require that crawl spaces be made accessible.The 2012 IRC describes the minimum crawl space accessibility requirements as follows: R408.4 Access. Access shall be provided to all under-floor spaces. Access openings through the floor shall be a minimum of 18 inches by 24 inches (457 mm by 610 mm).