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ILLINOIS ENGINEERING FIELD HANDBOOK - NOTICE 30

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: www.il.nrcs.usda.gov

DATE: December 20, 2007

SUBJECT:  National Engineering Handbook Part 645, Engineering Technical Materials

Purpose:  To update Illinois Supplements to the Engineering Field Handbook, Chapter 3

Expiration Date:  Upon receipt.

Explanation: This notice is to announce the availability of additional digitized and updated Illinois supplements to the Engineering Field Handbook (EFH).

Illinois supplements to the EFH are now complete in digital form for the following chapters:

  • Chapter 1 – Engineering Surveys (distributed 10/24/07 with EFH Notice 29)
  • Chapter 2 – Estimating Runoff and Peak Discharges (distributed 10/24/07 with EFH Notice 29)
  • Chapter 3 – Hydraulics (distributed with this Notice)

The following list outlines the updated Illinois supplement released with this notice. The table of contents for Illinois EFH supplements will be updated when all chapters are complete.

Existing IL supplement: Replaced by:
3-108 Chart for Relief Wells 3-108.1 Chart for Relief Wells (page number change only)

The Illinois NRCS engineering website will be updated to include the new digital versions of the Illinois supplements at http://www.il.nrcs.usda.gov/technical/engineer/EFH-SupNotes/EFH-suplmnts.html.

Filing Instructions:

All holders of Engineering Field Handbook binders should:

  1. Remove Illinois supplement 3-108.
  2. Print out the attached updated supplement 3-108.1 on green paper and file in the EFH. Illinois supplements are numbered to correspond to the page number of the national EFH, and are filed directly after the national page with the same base number.

Any questions regarding this submittal should be directed to Ruth Book, State Conservation Engineer at (217) 353-6626.

Ruth Book Signature
RUTH BOOK
State Conservation Engineer
 

Attachment


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ILLINOIS ENGINEERING FIELD HANDBOOK - NOTICE 30
EFH-Ntc30_122007.pdf  [PDF, 29kb]

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