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United States Department of Agriculture
Natural Resources Conservation Service

2118 W. Park Court, Champaign, IL 61821
Phone: 217/353-6600 Fax: 217/353-6676 Website:

DATE: January 15, 2010

SUBJECT:  National Engineering Handbook Part 645, Engineering Technical Materials

Purpose:  To distribute revised and new IL-ENG standard drawings

Expiration Date:  Upon receipt.

Explanation: This notice distributes 2 revised and 1 new standard engineering drawings. This drawing release includes the following:

  • New IL-ENG-93 Infiltration Trench drawing to support the Seasonal High Tunnel interim practice pilot
  • Revision of IL-ENG-17 and IL-ENG-18 to 8” x 11” format.

The Illinois NRCS engineering website will be revised to reflect the updated drawings: Copies of the drawings are included as attachments to this distribution. They may be downloaded from the website as needed.

Filing Instructions:
All holders of Illinois Engineering Drawing binders should:

  1. Replace Numerical Index dated 1/1/2010 with the new Numerical Index (attached), dated 1/15/2010.
  2. Replace Category Index dated 1/1/2010 with the new Category Index (attached), dated 1/15/2010.
  3. File the new drawing numerically in IL-ENG Drawing binder, and use the newly revised drawings to replace existing versions.

Any questions regarding this submittal should be directed to the Area Engineer.


Ruth Book Signature
State Conservation Engineer

DIST: Partner


This attachment requires  Adobe Acrobat Reader to view: 
EFH-Notics_IL44signed.pdf  [PDF, 47kb]

Drawing Schedule Numerical
011510_dwg_schedule_num.pdf (PDF, 31kb)

Drawing Schedule Category
011510_dwg_schedule_cat.pdf (PDF, 27kb)

Engineering Drawing 17
IL-ENG-17.pdf (PDF, 51kb)

Engineering Drawing 18
IL-ENG-18.pdf (PDF, 31kb)

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