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Irrigation As-Built Plans

Every owner of an irrigation system will need to locate the equipment buried on his/her property at some point in time. This is why an As-built Plan of the irrigation system is recommended. It is a contractors responsibility to supply an as built plan to the owner in the form of a reproducible Scaled plot plan. It is also recommended that the contractor retain a copy for his/her records. As-built plans will indicate any changes from the original design of the proposed irrigation system.

Items included on a typical as-built plan are:

1. Scale of the drawing, complete with legend of equipment.
2. Date of the installation / As-Built Plan
3. Minimum system requirements (e.g. 60 USGPM @ 55 PSI)
4. Location of the main connection referenced to a permanent structure. Information included shall be:
   1. The size and type of the pipe the system is connected to;
   2. Size and type of backflow prevention device;
   3. Location and type of winterization point.
5. 5. Locations of all sprinklers used on the property, including the make and manufacturer of all sprinkler types used. The plan shall indicate what type is used in what location (usually done in the Legend
6. Locations of all underground irrigation pipe including type and size of pipe (e.g. 1" PVC; ½ " Poly, ¾" PEX, 2" Copper, etc)
7. Location of all valves and valve Boxes, including make, model and size; as well as an indication of the operation (e.g. Manual operation or Automatic.)
8. Location of all irrigation controllers, including make and model.
9. Location of all buried wire and connection points.
10. Location and function of other irrigation equipment used on the project (e.g. Fertilizer injectors, Rain Shut-off Devices, Booster pumps, etc)
11. Location of all underground sleeves including the size and type of pipe.
12. Name and contact phone number and address of the installing contractor.