This occupation is included in the larger group of pipelayingfitters, pipefitters, and plumbers.. The median wage for this groupis $4,781 per month ($27.58 per hour). Half of all of these workersearn between $3,602 and $5,651 per month ($20.78 and $32.60per hour).
When supporting joists that span 12 feet with no overhang beyond the beam, a double ply beam can span in feet a value equal to its depth in inches. A double 2x12 beam can span 12 feet; a (2) 2x10 can span 10 feet and so on.
Do not span lath and batten more than 2 feet apart. You can span 1-bys up to 3 feet apart, but 2 feet is better; with 1-by-2-inch stock laid on edgeâor with 2 by 2sâyou can span 4 feet without objectionable sagging, but the boards may warp or curve a bit.Do not span any material more than 4 feet.or stock that is 1/2 to 1 1/8 inches thick, make the spacing between 3/4 and 1 inch. You can space 2 by 2s up to 2 inches apart under certain circumstances, but spacing them 1 to 1 1/2 inches will make the patio more comfortable in most cases.