Construction and Material Specifications
This specification is used for concrete construction for CO-01 practices in
It is filed at the end of Chapter 17 in the Engineering Field Handbook.
This document requires
Construction Specification- CONCRETE
(03/2005) (PDF; 98 KB)
NRCS NATIONAL ENGINEERING HANDBOOK (NEH) PART 642, SPECIFICATIONS FOR
NEH Part 642 is a complete replacement for National Engineering Handbook
Section 20. These specifications are used primarily for PL-566 projects,
Dam Rehabilitation projects,
and other larger (non-CO-01) projects.
View and Download the
current Part 642 CONSTRUCTION and MATERIAL specifications as well as the
Instructions for Using these specifications. The above link will take you
to the NRCS e-Directives web site. Once there, from the left side menu,
select "Handbooks". Then from the list on the right, expand (by clicking
on the + sign) Title 210- Engineering; then expand National Engineering
Handbook; then select Part 642- Specifications for Construction Contracts.
When that screen opens, there are three choices: Chapter 1- General Contract
Specification Procedures; Chapter 2- National Standard Construction
Specifications; and Chapter 3- National Standard Material
STATE OF OHIO, DEPARTMENT OF TRANSPORTATION (O.D.O.T.)
Division of Construction Management
Division of Construction Management web site maintains the Construction
and Material Specifications (CMS) book. Several links are provided to
various functions within the Division of Construction Management, including the Office of Construction Administration.
Other links of interest on the O.D.O.T.
Division of Construction Management web site:
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