Skip

IL Engineering Field Handbook Supplements 6-7.1 - 6-108

Search Supplements:

                       

Chapter 4 - Elementary Soils Engineering

Illinois NRCS Engineering Supplement

File
Name

File
Type

No supplements submitted at this time.

   

 

                       

Chapter 5 - Preparation of Engineering Plans

Illinois NRCS Engineering Supplement

File
Name

File
Type

No supplements submitted at this time.

   

 

                                                                                                                                                                                                                                                   

Chapter 6 - Structures

Illinois NRCS Engineering Supplement

File
Name

File
Type

General Guide to Structure Selection

6-7

PDF

Grade Stabilization Structure Guidance 6-7.2 to 6-7.3 PDF

Drop Spillways Riprap of Approach Channel-Layout and Requirements 6-8.1 PDF
Drop Spillways Capacities 6-10.1 to 6-10.2 PDF

Drop Spillways 6-12_2.1a to 6-12.4 PDF

Aluminum Toe Wall Drop Structures and Double Wingwall Drop Spillways   Design Sheets IL6-14(1) to IL6-14(38) PDF

Maximum Spacing of Antiseep Collar 6-36.1 PDF

Head Discharge Table for Corrugated Metal Pipe Drop Inlets 6-42.1a to 6-42.7 PDF

Head Discharge Tables for Hooded Inlets 6-48.1 to 6-48.7b PDF
Canopy Inlet Dimensions for Hooded Inlets 6-52.1 PDF

Guide for Corrosion Control of Steel Used for Underground Installation 6-93 to 6-97 PDF

Cathodic Protection Design and Testing 6-98 to 6-106 PDF

[Back to top]

Last Modified December 06, 2012
By Manny Quinones, USDA-NRCS
Email: manuel.quinones@il.usda.gov