March 16, 2015

IDAHO TECHNICAL GUIDE NOTICE NUMBER 393

Purpose: To advertise the posting of new and revised Conservation Practice Standards (CPS) and associated supporting files for Idaho

Effective Date: Upon Receipt

Explanation: This notice transmits new and revised CPS’ for the practices listed below, new Statements of Work, revised Construction Specifications and one revised Operation and Maintenance. Information sheets for several practices are also included.

See eDirectives (http://directives.sc.egov.usda.gov/) for Notices 158, 159, and 160 to the National Handbook of Conservation Practices (NHCP) for explanations of national level changes to CPS’. The NHCP is found under Handbooks, Title 450 – Technology. State level changes to nationally issued CPS’ include minor edits for clarification and/or previous Idaho additions that were updated and merged with the new national version.

NEW IDAHO CONSERVATION PRACTICE STANDARDS

318 Short Term Storage of Animal Waste and Byproducts

319 On-Farm Secondary Containment Facility (formerly CPS 710)

632 Waste Separation Facility

670 Lighting System Improvement

672 Building Envelope Improvement

REVISED IDAHO CONSERVATION PRACTICE STANDARDS

309 Agrichemical Handling Facility

410 Grade Stabilization Structure

442 Sprinkler System

447 Irrigation System, Tailwater Recovery

450 Anionic Polyacrylamide (PAM) Application

466 Land Smoothing

557 Row Arrangement

560 Access Road

566 Recreation Land Grading and Shaping

574 Spring Development

591 Amendments for the Treatment of Agricultural Waste

620 Underground Outlet

629 Waste Treatment

634 Waste Transfer

640 Waterspreading

NEW STATEMENTS OF WORK

318 Short term Storage of Animal Waste and Byproducts

319 On-Farm Secondary Containment Facility (formerly CPS 170)

442 Sprinkler System

566 Recreation Land Grading and Shaping

591 Amendments for the Treatment of Agricultural Waste

629 Waste Treatment

632 Waste Separation Facility

670 Lighting System Improvement

672 Building Envelope Improvement

REVISED CONSTRUCTION SPECIFICATIONS

410 Grade Stabilization Structure

442 Sprinkler System

447 Irrigations System, Tailwater Recovery

574 Spring Development

REVISED OPERATION AND MAINTENANCE

442 Sprinkler System

INFORMATION SHEETS

313 Waste Storage Facility

318 Short Term Storage of Animal Waste and Byproducts

319 On-Farm Secondary Containment Facility (formerly CPS 170)

591 Amendments for the Treatment of Agricultural Waste

632 Waste Separation Facility

Filing Instructions: Electronic copies of current and archived Idaho Practice Standards are found in the Field Office Technical Guide, Section IV. It is not necessary to maintain a hard copy of the FOTG.

Contacts: For questions concerning this notice, please contact V. Bruce Sandoval, State Conservation Engineer at 208-378-5727.

/s/ Denise Adkins Acting for

Dee Carlson

Acting Assistant State Conservationist (Technical Resources)