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AASHTO - American Association of State Highway and Transportation Officials: Recent submissions
Now showing items 441-460 of 2524
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English -- Standard Specification for Concrete Drain Tile
Abstract: Scope: This specification covers concrete drain tile with internal diameters from 100 mm (4 in.) to 900 mm (36 in.) that is intended to be used for surface and subsurface drainage. This specification is applicable ... -
English -- Standard Practice for Use of Apparatus for the Determination of Length Change of Hardened Cement Paste, Mortar, and Concrete
Abstract: Scope: This practice covers the requirements for the apparatus and equipment used to prepare specimens for the determination of length change in hardened cement paste, mortar, and concrete; the apparatus and equipment used ... -
English -- Standard Specification for Reinforced Concrete D-Load Culvert, Storm Drain, and Sewer Pipe
Abstract: Scope: This specification covers reinforced concrete pipe designed for specific D-loads and intended to be used for the conveyance of sewage, industrial wastes, and storm water, and for the construction of culverts. This ... -
English -- Standard Specification for Materials for Slurry Seal
Abstract: Scope: This standard covers requirements for emulsified asphalt, aggregate, mineral filler, water, and additive materials used in slurry seals. Slurry seals are mixed and placed on existing pavement surfaces using specially ... -
English -- Standard Specification for Materials for Micro Surfacing
Abstract: Scope: This standard covers requirements for emulsified asphalt, aggregate, mineral filler, and water used in micro surfacing. Micro surfacing is placed on existing pavement surfaces using specially designed paving machines. -
AASHTO PP 67
Abstract: Scope: This practice outlines the procedures for quantifying cracking distress at the network level in asphalt pavement surfaces utilizing automated methods. Detailed specifications are not included for equipment, instruments, ... -
AASHTO PH16
Abstract: Scope: Overview This Handbook assists transportation agencies in defining a path and realistic goals for implementing the Eco-Logical process for their programs. In 2006, a team of representatives from eight Federal agencies, ... -
AASHTO M 333
Abstract: Scope: Detectable warnings provide a distinctive surface of truncated domes detectable by cane or underfoot to alert people with vision impairments of the transition to vehicular ways. These warnings compensate for the ... -
AASHTO R 78
Abstract: Scope: This practice covers two methods for recovering the residue from emulsified asphalts such as those specified in M 140 and M 208, using low-temperature evaporative techniques that are similar to pavement conditions. ... -
AASHTO T 23
Abstract: Scope: This method covers procedures for making and curing cylinder and beam specimens from representative samples of fresh concrete for a construction project. The concrete used to make the molded specimens shall be sampled ... -
AASHTO T 324
Abstract: Scope: This test method describes a procedure for testing the rutting and moisture-susceptibility of hot mix asphalt (HMA) pavement samples in the Hamburg Wheel-Tracking Device. The method describes the testing of submerged, ... -
AASHTO T 22
Abstract: Scope: This test method covers determination of compressive strength of cylindrical concrete specimens such as molded cylinders and drilled cores. It is limited to concrete having a unit weight in excess of 800 kg/m3 (50 ... -
AASHTO PH03
Abstract: Scope: Overview This Handbook provides recommendations for conducting National Environmental Policy Act (NEPA) studies for projects involving toll lanes and toll roads. It covers issues associated with the NEPA process ... -
AASHTO M 45
Abstract: Scope: This specification covers aggregate for use in masonry mortar. The values stated in SI units are to be regarded as the standard. -
AASHTO HM-2016 PT II
Abstract: Scope: This specification covers 3/4- and 1-in. (19- and 25-mm) metallic-coated steel wire rope and fittings for use in the construction of highway guardrail. The values stated in inch-pound units are to be regarded as the ... -
AASHTO ERM
Abstract: Scope: Introduction—About This Guide This guide for state departments of transportation (DOTs) provides a comprehensive framework to identify and manage risk. It will help state DOTs plan, staff, implement, and ... -
AASHTO HM-2017 PT I
Abstract: Scope: INTRODUCTION TO MATERIALS STANDARDS Overall Organization, Release Schedule, and Subject Areas This 2016 Edition of Transportation Materials is divided into three parts. Part 1 contains specifications and practices ... -
AASHTO R 76
Abstract: Scope: These methods cover the reduction of large samples of aggregate to the appropriate size for testing, employing techniques that are intended to minimize variations in measured characteristics between the test samples ... -
AASHTO T 177
Abstract: Scope: This method covers the determination of the flexural strength of concrete specimens by the use of a simple beam with center-point loading. It is not an alternative to T 97. The values stated in SI units or inch-pound ... -
AASHTO R 81
Abstract: Scope: This method covers procedures for determining the static segregation resistance (stability) of selfconsolidating concrete (SCC) using hardened test specimens. The concrete used to make the molded specimens shall be ...