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EFH Issue 1 

Engineering Field Handbook (EFH)

April 4, 2005

National Engineering Handbook (NEH)
210-VI
Issue 1

SUBJECT: ENG – CHANGES TO THE NEH PART 650, ENGINEERING FIELD HANDBOOK (EFH)

Purpose: To delete and/or replace Ohio and Northeast Regional Technical Service Center (NRTC) supplements to the EFH.

Effective Date: These supplements are effective upon receipt.

Explanation of Changes: These supplements supercede and cancel all previously issued Ohio and NRTC NEH supplements. The major changes were to update the agency name from SCS to NRCS and reformat the supplements into an electronic version for posting on the Ohio NRCS website. All of the old NRTC supplements were changed to Ohio supplements or eliminated.

Filing Instructions: Discard all previously issued Ohio (yellow sheets) and NRTC (green sheets) supplements and exhibits, including the tabulation sheets. Insert the following pages:

(1) New tabulation sheet for Ohio supplements.
(2) Insert the following Ohio pages, dated March 2005, behind the following national pages.

Exhibit OH2-1, sheets 1 through 4, following page 2-91
Exhibit OH2-2, sheets 1 through 3, following Exhibit OH2-1
Exhibit OH2-3, sheets 1 through 4, following Exhibit OH2-2
Exhibit OH2-4, sheets 1 through 14, following Exhibit OH2-3
Exhibit OH4-1, sheets 1 through 2, following page 4-47
Exhibit OH5-1, sheet 1, following page 5-23
Exhibit OH6-1, sheets 1 through 12, following page 6-91
Exhibit OH6-2, sheets 1 through 15, following Exhibit OH6-1
Exhibit OH6-3, sheets 1 through 3, following Exhibit OH6-2
Exhibit OH6-4, sheets 1 through 8, following Exhibit OH6-3
Exhibit OH6-5, sheets 1 through 3, following Exhibit OH6-4
Exhibit OH6-6, sheets 1 through 6, following Exhibit OH6-5
Exhibit OH7-1, sheets 1 through 3, following page 7-48
Exhibit OH7-2, sheets 1 through 5, following Exhibit OH7-1
Exhibit OH11-1, sheet 1, following page 11-56 a
Exhibit OH11-2, sheets 1 through 3, following Exhibit OH11-1
Exhibit OH11-3, sheets 1 through 4, following Exhibit OH11-2
Exhibit OH11-4, sheets 1 through 4, following Exhibit OH11-3
Exhibit OH14-1, sheets 1 through 13, following page 14-192
Exhibit OH14-2, sheets 1 through 4, following Exhibit OH14-1
Exhibit OH14-3, sheets 1 through 2, following Exhibit OH14-2
Exhibit OH14-4, sheet 1, following Exhibit OH14-3
Exhibit OH14-5, sheets 1 through 20, following Exhibit OH14-4
Exhibit OH14-6, sheets 1 through 2, following Exhibit OH14-5
Exhibit OH17-1, sheets 1 through 12, following page 17-54
Exhibit OH17-2, sheets 1 through 3, following Exhibit OH17-1

This will be the last hard copy distribution of the Ohio supplements. These Ohio supplements and all future changes to the supplements will be posted on the Ohio NRCS website at: http://www.oh.nrcs.usda.gov/technical/engineering/references/efh_suppl.html.

Offices and/or employees are encouraged to maintain hard copies of the NEH and Ohio supplements on an as needed basis. Individuals are responsible for ensuring that the latest versions of the NEH and supplements are being used by checking the website.

DOROTHY S. HARRIS
Acting State Conservationist

Enclosures

DIST: EFH
East State Conservation Engineers
Kirk Hines, Conservation Engineer, DSWC, ODNR, Columbus, Ohio
Kevin Elder, ODA, Livestock & Environmental Permitting, Reynoldsburg, Ohio