Fitting that taps into the side of a pipe, used to make quick connection to an existing line.
Saddle valve
A valve mounted on a pipe run by a clamping device, or saddle tee to provide a water supply for a low-demand device.
Saddle-type repair clamp
Sleeve type clamp that is used to repair a split pipe by having the clamp slipped around the pipe and tightening bolts to make the clamp tight around the pipe. For use with a branch connection fitting, there is a hole in the sleeve to slip it over.
Safe drinking water act
An amendment to the Public Health Service Act, which was passed in 1976 to protect public health by establishing uniform drinking water standards for the nation. In 1986 SDWA Amendments were passed that mandated the EPA establish standards for 83 drinking water contaminants by 1992 and identify an additional 25 contaminants for regulation every 3 years thereafter.
Safe edge file
Also called a pillar file, it has no cutting teeth on either one or both edges, allowing it to file work that is against other surfaces.
Safe rate
An interest rate provided by relatively low-risk investments such as high-grade bonds or well-secured first mortgages.
Safety arch
Also called a Discharging Arch or Safety Arch, this arch is built or another arch or a lintel for the distribution of the weight of the load over the opening.
Safety factor
The ultimate strength of the material divided by the allowable working load. The element of safety needed to make certain that there will be no structural failures.
Safety gate kit
Safety glass
Glass which is prevented from fragmenting and injuring people, due to the fact that the two panes of glass have a strong plastic film between them so that, if the glass breaks, the fragments will adhere to the plastic.
