ASSE (Plumbing) 1057-2001 PDF
$27.00
Performance Requirements for Freeze Resistant Sanitary Yard Hydrant with Backflow Protection
standard by American Society of Sanitary Engineering, 2001
Description
The purpose of freeze resistant sanitary yard hydrants is to supply potable water without danger of damage to the hydrant due to freezing, to provide protection of the potable water supply from contamination due to ground water, and to prevent backflow in accordance with the backflow prevention device selected. These devices shall only be used on systems where the low-head backpressure does not exceed that generated by an elevated hose equal to or less than 3 m (10 ft. ) in height. This device shall not be subjected to continuous pressure.
Product Details
- Published:
- 2001
- ANSI:
- ANSI Approved
- Number of Pages:
- 27
- File Size:
- 1 file , 100 KB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus