What are AWWA standards?
What are AWWA standards?
AWWA Standards describe minimum requirements for design, installation, performance, and manufacturing of products used in the drinking water industry. AWWA Standards cover water pipe, treatment chemicals, storage facilities, valves, appurtenances, and utility management practices.
What is AWWA c600?
Item Details: This standard describes installation procedures for ductile-iron mains and their appurtenances for potable water, wastewater, and reclaimed water. This standard describes installation procedures for ductile-iron mains and their appurtenances for potable water, wastewater, and reclaimed water.
How long should Mains be flushed prior to disinfection?
The required number of tablets are placed on the inside top of each joint and held in place by an approved mastic. The main is then filled with water at a velocity of less than 1 fps and the water is left in the main for at least 24 hours before flushing.
How do I disinfect my water main?
The lowest level of disinfection shall be 20 mg/L and the main shall be allowed to sit, with the water in it, for 24 hours before scouring. This method consists of placing sodium hypochlorite liquid in the main so as to achieve a concentration of not less than 20 mg/L when the main is full.
What is the AWWA standard for disinfecting water mains?
AWWA C Disinfecting Water Mains. Current; Document Language: English; Published By: American Water Works Association (AWWA). This standard presents essential procedures for the disinfection of new and repaired potable water mains. All new water mains shall be disinfected before they. FIELD CHLORINATION.
Is the use of AWWA standards entirely voluntary?
The use of AWWA standards is entirely voluntary. This standard does not supersede or take precedence over or displace any applicable law, regulation, or codes of any governmental authority. AWWA standards are intended to represent a consensus of the water supply industry that the product described will provide satisfactory service.
What does AWWA stand for in water supply industry?
AWWA standards are intended to represent a consensus of the water supply industry that the product described will provide satisfactory service. When AWWA revises or withdraws this standard, an official notice of action will be placed in the Official Notice section of Journal – American Water Works Association.
What are Category 1 watermain breaks in AWWA?
Watermain breaks with no evident or suspected Contamination are classified as Category 1. Operating authorities shall use Certified Operators for functions that must be performed by a Certified Operator.