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AASHTO - American Association of State Highway and Transportation Officials: Recent submissions
Now showing items 421-440 of 2524
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English -- Guide Specifications for Wind Loads on Bridges During Construction - First Edition
Abstract: Scope: These guide specifications establish minimum requirements for wind loads on bridges during construction before the deck is placed. All other aspects of the design shall be performed in accordance to the AASHTO LRFD ... -
English -- Standard Specification for Cutback Asphalt (Medium-Curing Type)
Abstract: Scope: This specification covers liquid petroleum products, produced by fluxing an asphalt base with suitable petroleum distillates, to be used in the treatment of road surfaces. The values stated in SI units are to be ... -
English -- Standard Method of Test for Compressive Strength of Hydraulic Cement Mortar (Using 50-mm or 2-in. Cube Specimens)
Abstract: Scope: This test method covers determination of the compressive strength of hydraulic cement mortar using 50-mm (or 2-in.) cube specimens (see Note 1). Note 1—ASTM C349 provides an alternative procedure for this ... -
English -- AASHTO LRFD Bridge Design Specifications - Eighth Edition; Incorporating Errata: May 2018
Abstract: Scope: FOREWORD The first broadly recognized national standard for the design and construction of bridges in the United States was published in 1931 by the American Association of State Highway Officials (AASHO), the ... -
English -- Standard Method of Test for Evaluation of Oxidation Level of Asphalt Mixtures by a Portable Infrared Spectromete
Abstract: Scope: This method covers the measurement of the oxidation signal in an asphalt mixture by a portable infrared spectrometer (PIRS) equipped with a diffuse reflectance accessory. Three oxidation signals are compared: (1) ... -
English -- Standard Specification for Precast Reinforced Concrete Box Sections for Culverts, Storm Drains, and Sewers with Less Than 2 ft of Cover Subjected to Highway Loadings
Abstract: Scope: This specification covers single-cell, precast reinforced concrete box sections with less than 2 ft of cover subjected to highway loadings and intended to be used for the construction of culverts and for the conveyance ... -
English -- Standard Practice for Sampling and Fabrication of 50-mm (2-in.) Cube Specimens Using Grout (Non-Shrink) or Morta
Abstract: Scope: This practice covers field sampling and fabrication and initial curing of 50-mm (2-in.) cube specimens of non-shrink grout or mortar materials, or both. The values stated in either inch-pound or SI units shall be ... -
English -- Standard Specification for Geosynthetic Specification for Highway Applications
Abstract: Scope: This is a materials specification covering geosynthetics for use in subsurface drainage, separation, stabilization, erosion control, temporary silt fence, paving, and soil (walls and slopes). This is a material ... -
English -- Standard Method of Test for Evaluation of the Low-Temperature Tensile Property of Hot-Poured Asphalt Crack Sealant by Direct Tension Test
Abstract: Scope: This test method applies to hot-poured asphalt crack sealant used in the construction and maintenance of roadways as specified in MP 25 and PP 85. The test method is used to determine the extendibility and strain ... -
English -- Standard Practice for Technician Training and Certification Programs
Abstract: Scope: SCOPE AND LIMITATION This document provides a guideline for establishing evaluation and certification procedures for personnel engaged in sampling and testing of soils, aggregates, asphalt mixture, and portland ... -
English -- Standard Recommended Practice for Establishing and Implementing a Quality Management System for Construction Materials Testing Laboratories
Abstract: Scope: This document contains criteria and guidelines for establishing and implementing a quality management system (QMS) for use by a construction materials testing (CMT) laboratory. The criteria in this document only ... -
English -- Standard Practice for Grinding the Ends of Cylindrical Concrete Specimens
Abstract: Scope: This practice describes the process of grinding the ends of cylindrical concrete specimens to a planar surface in order for them to be tested for compressive strength using AASHTO T 22, ASTM C39/C39M, or any other ... -
English -- Standard Method of Test for Specific Gravity and Absorption of Aggregate by Volumetric Immersion Method
Abstract: Scope: This method covers the determination of bulk and apparent specific gravity and absorption of fine and coarse aggregate at 20 ± 1°C (70 ± 2°F) for dry and saturated aggregates. Request PDF -
English -- Standard Practice for Continuous Thermal Profile of Asphalt Mixture Construction
Abstract: Scope: This work shall consist of continuous thermal profiling of the asphalt mat temperature immediately behind the trailing edge of the paver screed plate during placement operations. This system includes a display that ... -
English -- LRFD Road Tunnel Design and Construction Guide Specifications - First Edition
Abstract: Scope: PURPOSE AND SCOPE The provisions of these Specifications are intended for the design, evaluation, and rehabilitation of highway tunnels. These Specifications are intended for the design of tunnels constructed using ... -
English -- Standard Specification for Reinforced Concrete Elliptical Culvert, Storm Drain, and Sewer Pipe
Abstract: Scope: This specification covers reinforced elliptically shaped concrete pipe to be used for the conveyance of sewage, industrial wastes, and storm water, and for the construction of culverts. Pipe designed for ... -
English -- Standard Practice for Design Considerations When Using Reclaimed Asphalt Shingles (RAS) in Asphalt Mixtures
Abstract: Scope: This recommended practice provides guidance for designing asphalt mixtures that incorporate reclaimed asphalt shingles (RAS) from manufactured waste or tear-off sources. Specific guidance includes design considerations, ... -
English -- Guide for the Development of Bicycle Facilities - Fourth Edition
Abstract: There is no abstract information for this document. -
English -- Standard Specification for Polyethylene (PE) Liner Pipe, 300- to 1600-mm Diameter, Based on Controlled Outside Diamete
Abstract: Scope: This specification covers the requirements and methods of tests for outside diameter dimension controlled polyethylene liner pipe (PE liner pipe), jointing, and fittings for use in pipe relining and culvert ... -
English -- Standard Method of Test for Determining the Influence of Road Surfaces on Traffic Noise Using the Continuous-Flow Traffic Time-Integrated Method (CTIM)
Abstract: Scope: The Continuous-Flow Traffic Time-Integrated Method (CTIM) describes the procedures for measuring the influence of road surfaces on highway traffic noise at a specific site. It provides a quantitative measure of the ...