Side Navigation

X

AASHTO SSFP-17

Survey of State Funding for Public Transportation—Final Report 2023, Based on FY 2021 Data, Includes Errata (2023)
Report / Survey by American Association of State and Highway Transportation Officials, 2023

BS PD IEC TS 61851-3-6:2023

Electric vehicles conductive charging system-DC EV supply equipment where protection relies on double or reinforced insulation. Voltage converter unit communication
standard by BSI Group, 07/31/2023

AASHTO R 13-22

Standard Practice for Conducting Geotechnical Subsurface Investigations (ASTM Designation: D420-18)
standard by American Association of State and Highway Transportation Officials, 2022

ASTM D6143-23

Standard Test Method for Iron Content of Bisphenol A (4,4<emph type="bdit">′</emph > – Isopropylidenediphenol)
standard by ASTM International, 04/01/2023