AASHTO M 242M/M 242-20

Standard Specification for Reinforced Concrete D-Load Culvert, Storm Drain, and Sewer Pipe (ASTM C655M-15 and C655-15)
standard by American Association of State and Highway Transportation Officials, 2020

AASHTO M 259-20

Standard Specification for Precast Reinforced Concrete Box Sections for Culverts, Storm Drains, and Sewers (ASTM Designation: C 789-95a)
standard by American Association of State and Highway Transportation Officials, 2020

AASHTO R 98-20

Standard Practice for Standard Practice for Determination of Size and Shape of Glass Beads Used in Traffic Markings by Means of Computerized Optical Method
standard by American Association of State and Highway Transportation Officials, 2020

AASHTO SS-19 Errata 1

Errata to 2019 AASHTO Salary Survey
Amendment by American Association of State and Highway Transportation Officials, 06/01/2020

BS 6037-2:2020

Planning, design, installation and use of permanently installed access equipment
standard by BSI Group, 05/22/2020

AATCC 133-2020

Colorfastness to Heat: Hot Pressing
standard by American Association of Textile Chemists and Colorists, 2020

CIE 240:2020

Enhancement of Images for Colour-Deficient Observers
standard by Commission Internationale de L'Eclairage, 06/01/2020

AASHTO T 388-20

Standard Method of Standard Method of Test for Detectable Warning Systems
standard by American Association of State and Highway Transportation Officials, 2020

AASHTO M 207M/M 207-20

Standard Specification for Reinforced Concrete Elliptical Culvert, Storm Drain, and Sewer Pipe (ASTM Designation: C 507M-16 and C 507-16)
standard by American Association of State and Highway Transportation Officials, 2020

AASHTO M 170-20

Standard Specification for Reinforced Concrete Culvert, Storm Drain, and Sewer Pipe (ASTM Designation: C76-16)
standard by American Association of State and Highway Transportation Officials, 2020