City of Frisco Engineering Standards

1.06 COORDINATION
A. Complete sleeve installation (not otherwise provided) in coordination with paving and other
concrete pours.
B. Coordinate to ensure that electrical power source is in place.
C. Coordinate system installation with work specified in other Sections and coordinate with
landscape installer to ensure plant material is uniformly watered in accordance with intent
shown on Plans.
1.07 WARRANTY AND MAINTENANCE
A. Extend to Owner any warranties and guarantees provided by manufacturer of equipment
used.
B. Warranty materials and workmanship for a minimum of two years after final acceptance.
C. Include repair of backfill settlement, packing the earth firmly around the heads, quick
couplers, and valve boxes.
D. Limit warranty to repair and replacement of defective materials or workmanship, including
repair of backfill settlement.
1.08 CONNECTION TO DOMESTIC WATER SUPPLY
A. Complete connection to water supply in accordance with governing codes and regulations.
B. Provide and pay for any required permits.
PART 2 - PRODUCTS
2.01 DEFINITIONS
A. Sprinkler Mains: Piping from water source to operating valves. Hydrant lines and quick
coupling valves (QCV) are considered sprinkler mains.
B. Lateral Piping: Piping from operating valves to sprinkler heads.
2.02 POLYVINYL CHLORIDE PIPE
A. Polyvinyl Chloride Pipe (hereinafter referred to as PVC pipe) shall be manufactured in
accordance with the product standards as follows:
1. Mainline Piping-PVC, Schedule 40 - solvent weld joints
2. Lateral Piping-PS-22-70, SDR-21, Class 200 - solvent-weld joints
3. Marking and Identification: Permanently marked with the following information:
manufacturer’s name, pipe size, type of pipe and material, SDR Number, Commercial
Standard Number, and NSF (National Sanitation Foundation) Seal.
4. Purple pipe required for all irrigation maintained by the City (medians, etc).
City of Frisco May 2012
Standard Technical Specification Irrigation System 328000-4