Is 456 Latest Amendment Pdf Jun 2026

Amendment 6 legally permits the use of newer cement classes in structural reinforced cement concrete (RCC). Engineers can now explicitly specify composite cement configurations and Portland calcined clay limestone cement. AMENDMENT NO. 4 – MAY 2013 TO IS 456 - UltraTech Cement

The IS 456:2019 amendment PDF can be accessed on the website of the Bureau of Indian Standards (BIS). Professionals in the construction industry can purchase the PDF or obtain a hard copy of the code.

IS 456:2000, "Plain and Reinforced Concrete – Code of Practice," is the primary document governing concrete construction in India. First introduced in 1964 and revised in 1978, 2000, and with periodic amendments, the code sets standards for materials, workability, mix design, structural design, durability, and construction practices. is 456 latest amendment pdf

IS 456:2000 (Plain and Reinforced Concrete - Code of Practice).

IS 456:2000 (Fourth Revision), reaffirmed in 2021. The Latest Amendment: Amendment No. 6 , issued in 2024. Amendment 6 legally permits the use of newer

Expanded concrete grades to include high-strength concrete up to and prohibited the use of seawater for concrete mixing. Amendments 1, 2, & 3:

For official access to the standard and to stay updated on the latest developments, the BIS "Know Your Standards" portal is the most reliable resource. 4 – MAY 2013 TO IS 456 -

That night, Raj drafted an email. He wrote: "Attached is the PDF labeled 'Amendment 456 — latest.pdf.' Please confirm whether this version applies to procurement processes, and whether the erratum is in effect." He hit send and felt the small human satisfaction of converting uncertainty into a request.

The 2020 amendment introduces several changes to the standard. Some of the key changes include:

Adds restrictions on using certain cements in underground structures or contact with groundwater in cold climates (predominantly below 15°C).