Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: AASHTO HB-17 DIVISION II SEC 10:2002
• Năm ban hành / Publication date: 2002
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Division II Construction - Prestressing
• Thay thế cho / Replace: AASHTO DIVISION II SEC 10:1996
• Số trang / Page: 11

Phạm vi áp dụng / Scope of standard

Description: This work shall consist of prestressing precast or
cast-in-place concrete by furnishing, placing, and tensioning of
prestressing steel in accordance with details shown on the plans,
and as specified in these specifications and the special
provisions. It includes prestressing by either the pretensioning or
post-tensioning methods or by a combination of these methods.

This work shall include the furnishing and installation of any
appurtenant items necessary for the particular prestressing system
to be used, including but not limited to ducts, anchorage
assemblies and grout used for pressure grouting ducts.

For cast-in-place prestressed concrete, the term "member" as
used in this section shall be considered to mean the concrete which
is to be prestressed.

When members are to be constructed with part of the
reinforcement pretensioned and part post-tensioned, the applicable
requirement of this Specification shall apply to each method.