While I couldn't verify the availability of a free download or patched version of the book, I recommend exploring legitimate sources, such as:

For those looking to master urban mobility, by Dr. L.R. Kadiyali

While students often search for "free PDF" or "patched" versions, it is important to access the material through legitimate channels to ensure you have the most accurate and updated information.

: Websites like Abebooks, Half.com, or local second-hand bookstores may have copies of the book at a lower cost.

For those interested in accessing the book, we have provided a patched PDF free download link. This link allows you to download the book in PDF format, which can be easily accessed on various devices.

: The book is regularly updated (e.g., the 9th edition) to reflect current Indian Roads Congress (IRC) standards and global practices. traffic flow formula from this book? Highway Materials