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AASHTO - American Association of State Highway and Transportation Officials: Recent submissions
Now showing items 301-320 of 2524
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English -- Standard Practice for Making and Curing Concrete Test Specimens in the Laboratory
Abstract: Scope: This standard practice covers procedures for making and curing test specimens of concrete in the laboratory under accurate control of materials and test conditions using concrete that can be consolidated by rodding ... -
English -- Standard Specification for Superpave Volumetric Mix Design
Abstract: Scope: This specification for Superpave volumetric mix design uses aggregate and mixture properties to produce job-mix formulas for asphalt mixtures. This standard specifies minimum quality requirements for binder, ... -
English -- Standard Specification for Materials for Sand Seals
Abstract: Scope: This standard specifies quality requirements for aggregate and emulsified asphalt for sand seals on properly prepared bituminous streets. A sand seal is an application of emulsified asphalt, followed immediately by ... -
English -- Standard Specification for Precast Reinforced Concrete Box Sections for Culverts, Storm Drains, and Sewers
Abstract: Scope: This specification covers single-cell precast reinforced concrete box sections intended to be used for the construction of culverts and for the conveyance of storm water, industrial wastes, and sewage. A complete ... -
English -- Standard Method of Test for Capping Cylindrical Concrete Specimens
Abstract: Scope: This method covers apparatus, materials, and procedures for capping freshly molded concrete cylinders with neat cement and hardened cylinders and drilled concrete cores with high-strength gypsum plaster or sulfur ... -
English -- Standard Method of Test for Accelerated Aging of Hot-Poured Asphalt Crack Sealant Using a Vacuum Oven
Abstract: Scope: This method applies to hot-poured asphalt crack sealant used in the construction and maintenance of roadways. The method covers the accelerated aging of hot-poured asphalt crack sealant material by means of elevated ... -
English -- Standard Practice for Emulsified Asphalt Scrub Seal Design
Abstract: Scope: This standard practice determines application quantities for applying aggregate and emulsified asphalt for scrub seals. A scrub seal is a four-step process in which the application of emulsified asphalt is followed ... -
English -- AASHTO LRFD Bridge Design Specifications - Eighth Edition
Abstract: Scope: SCOPE OF THE SPECIFICATIONS The provisions of these Specifications are intended for the design, evaluation, and rehabilitation of both fixed and movable highway bridges. Mechanical, electrical, and special vehicular ... -
English -- Standard Specification for Steel Strand, Low-Relaxation Uncoated Seven-Wire for Concrete Reinforcement
Abstract: Scope: This specification covers two grades of uncoated low-relaxation, seven-wire steel strand for use in pretensioned and post-tensioned prestressed concrete construction. Grade 1725 [250] and Grade 1860 [270] have minimum ... -
English -- Construction Handbook for Bridge Temporary Works - Second Editionn
Abstract: Scope: This construction handbook has been developed for use by contractors and construction engineers involved in bridge construction on Federal-aid highway projects. This document may also be of interest to falsework ... -
English -- Standard Method of Test for Hamburg Wheel-Track Testing of Compacted Asphalt Mixtures
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, ... -
English -- Standard Method of Test for Air Content of Freshly Mixed Concrete by the Pressure Method
Abstract: Scope: This method covers determination of the air content of freshly mixed concrete from observation of the change in volume of concrete with a change in pressure. This method is intended for use with concretes and mortars ... -
English -- Standard Specification for Precast Reinforced Concrete Manhole Sections
Abstract: Scope: This specification covers the manufacture and purchase requirements of products used for the assembly and construction of circular vertical precast reinforced concrete manholes and structures used in sewer, drainage, ... -
English -- Standard Specification for Blended Hydraulic Cement
Abstract: Scope: This specification pertains to blended hydraulic cements for both general and special applications using slag, pozzolan, limestone, or some combination thereof, with portland cement or portland cement clinker, or ... -
English -- Standard Method of Test for Bulk Specific Gravity (Gmb) of Compacted Asphalt Mixtures Using Paraffin-Coated Specimens
Abstract: Scope: This method of test covers the determination of bulk specific gravity (Gmb) of specimens of compacted asphalt mixtures. This method should be used with samples that contain open or interconnecting voids or absorb ... -
English -- Standard Practice for Collecting Images of Pavement Surfaces for Distress Detection
Abstract: Scope: This practice outlines the procedures for collecting images of pavement surfaces utilizing automated methods for the purpose of distress detection for both network- and project-level analysis. Detailed specifications ... -
English -- Standard Specification for Reinforced Concrete Culvert, Storm Drain, and Sewer Pipe [Metric]
Abstract: Scope: This specification covers reinforced concrete pipe intended to be used for the conveyance of sewage, industrial wastes, and storm water, and for the construction of culverts. This specification is the metric counterpart ... -
English -- Standard Practice for Developing Dynamic Modulus Master Curves for Asphalt Mixtures Using the Asphalt Mixture Performance Tester (AMPT)
Abstract: Scope: This practice describes testing and analysis for developing a dynamic modulus master curve for asphalt mixtures using the Asphalt Mixture Performance Tester (AMPT). This practice is intended for dense- and gap-graded ... -
English -- Standard Method of Test for Evaluation of the Tracking Resistance of Hot-Poured Asphalt Crack Sealant by Dynamic Shear Rheometer (DSR)
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. This test method is used to determine the resistance of hot-poured ... -
English -- Interim Revisions to the LRFD Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals - First Edition
Abstract: Scope: General AASHTO has issued interim revisions to the LRFD Structural Supports for Highway Signs, Luminaires, and Traffic Signals, First Edition (2015). This packet contains the revised pages. They are designed to ...