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Joist hanger nail – special nails rated for use with joist hangers and similar brackets. Sometimes called "Teco nails" (1 + 1 ⁄ 2 × .148 shank nails used in metal connectors such as hurricane ties) Lost-head nail – see finish nail; Masonry (concrete) – lengthwise fluted, hardened nail for use in concrete
Joist hangers are used to prevent floor joists, which is what supports the flooring systems in residential homes and buildings built using lumber, from dropping and twisting thus creating an uneven walking surface. This is known as floor sagging.
PAC International, Inc. is a privately held corporation that began over 20 years ago. The company is now headquartered in Oregon. [6]PAC International is a company that strives to “give back” to society by exemplifying social responsibility practices, including manufacturing products in the United States and having RSIC-1 products assembled within the local community.
Invented in 1969, the I-joist is an engineered wood product that has great strength in relation to its size and weight. The biggest notable difference from dimensional lumber is that the I-joist carries heavy loads with less lumber than a dimensional solid wood joist. [1] As of 2005, approximately 50% of all wood light framed floors used I-joists.
A double floor is a floor framed with joists supported by larger timbers.. In traditional timber framing there may be a single set of joists which carry both a floor and ceiling called a single floor (single joist floor, single framed floor) or two sets of joists, one carrying the floor and another carrying the ceiling called a double floor (double framed floor).
The CJ-Series Joists are capable of supporting larger floor or roof loadings due to the attachment of the concrete slab to the top chord of the composite joist. Shear connection between the concrete slab and steel joist is typically made by the welding of shear studs through the steel deck to the underlying CJ-Series Composite Steel Joist. [2]