Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: AASHTO HM-2019 PT 3:2019
• Năm ban hành / Publication date: 2019
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: STANDARD SPECIFICATIONS for TRANSPORTATION MATERIALS and METHODS OF SAMPLING AND TESTING and PROVISIONAL STANDARDS: PART 3 PROVISIONALS
• Số trang / Page: 875

Phạm vi áp dụng / Scope of standard

The AASHTO Materials Standards contain specifications, test methods, and provisional standards commonly used in the construction of highway facilities.

They are available as a one-year online subscription. When you subscribe, you will automatically receive access to all updates published during your subscription period, as well as access to recent past editions, with changes between editions highlighted for ease of reference.

The Materials Standards are updated three times per year, in mid-April, mid-June, and at the end of July.

• The April Update revises the sections on Hydraulic Cement and Lime, Fresh Concrete, Hardened Concrete, Pavement Measurement, Bridge and Pavement Preservation, and Quality Assurance and Environmental.

• The June Update revises the sections on General Manufactured Materials, including Concrete Drainage Structures, Flexible and Metallic Pipe, Markings and Coatings, and Safety Devices.

• The July Update revises the sections on Geotechnical, and Bituminous Materials and Mixtures.

The July release of the 2019 edition, now available, includes 5 new and 25 revised standards.

This format offers web browser-based access and the ability to take and save notes. See the Web-Based Publication User Guide for complete details.