Ameron Water Transmission Group
10681 Foothill Boulevard Suite 450
Rancho Cucamonga CA California
United States 91730-3857
Phone: 909 944 4100
Fax: 909 944 4113
The Water Transmission Group (WTG) of Ameron International Corporation, of a wholly owned subsidiary of National Oilwell Varco (NOV) is a leader in pipe technology and a principal supplier of highly-engineered concrete and steel pipe systems in the United States, Canada, Mexico, and Central and South America.

Designed to satisfy the needs and performance requirements of each project, WTGs concrete and steel pipe products provide long-term water and wastewater conveyance solutions.

Water Transmission Offerings

Welded Steel Pipe (WSP)

Manufacturing Standard: AWWA C200
Design Method: AWWA Manual M11
Diameter Range: 18" through 156"
Cylinder Thickness: Up to 1.25"
Reinforced Concrete Pipe (RCP)
Reinforced Concrete Pipe (RCP)

Manufacturing Standard: ASTM C76 or C361, AWWA C300 or C302
Design Method: ACPA Concrete Pipe Design Manual or AWWA Manual M9
Diameter Range: 42" through 156"
Pressure Range: Up to 300 PSI
Prestressed Concrete Cylinder Pipe (PCCP)
Prestressed Concrete Cylinder Pipe (PCCP)

Embedded Cylinder Type

Manufacturing Standard: AWWA C301
Design Method: AWWA Standard C304 & AWWA Manual M9
Diameter Range: 48" through 156"
Pressure Range: Up to 700 PSI
PressureCast Steel Pipe
PressureCast Steel Pipe (PCSP)

Manufacturing Standard: AWWA C200
Design Method: AWWA Manual M11
Diameter Range: 36" through 156"
Pressure Range: Up to 250 PSI
Tunnel Lining
Trenchless Technologies

Manufacturing Standard: AWWA C200, C300, C301, C302, or ASTM C76 or C36
Design Method: AWWA Manual M9, M11, or ACPA Concrete Pipe Design Manual
Diameter Range: 18" through 156"
Pipe Pilings
Steel Pipe Pilings

Manufacturing Standard: ASTM A252
Diameter Range: 18" through 156"
Cylinder Thickness: up to 3"