| Roof type | Treatment | |-----------|-----------| | RCC flat roof | Brick bat coba (50mm) + IPS + liquid membrane | | Terrace | Polymer modified bitumen membrane | | Bathroom / W/C | 2 coats of epoxy + fibreglass mesh |
It allows engineers to create highly accurate detailed estimates, which is essential for administrative sanction.
Whether you are preparing a or reconciling a bill, the Tamil Nadu PWD Standard Data Book is the ultimate authority. It’s not just a book; it’s the DNA of construction standards in our state.
: By providing a universal standard, it streamlines the tendering process and reduces conflicts between contractors and government agencies. Key Contents of the Data Book | Roof type | Treatment | |-----------|-----------| |
Includes provisions for "Extra Percentages" in specific regions like hilly tracts (e.g., Yercaud, Kalrayan Hills) or major corporations (e.g., Chennai, Madurai) where labor or transport costs are higher. Integration with the Schedule of Rates (SOR)
When the time came to submit his Running Account (RA) bill, he didn't submit a generic invoice. He submitted a bill mapped exactly to the SOR (Schedule of Rates) and Standard Data Book codes.
The Essential Guide to the Tamil Nadu PWD Building Practice & Standard Data Book Tamil Nadu PWD Standard Data Book : By providing a universal standard, it streamlines
For instance, it mandates that "for all RCC works; the rate shall include the treatment by curing as per TAMILNADU BUILDING PRACTICE". It also specifies that "All exposed concrete surfaces will be required to be finished by cement plaster at contractor's cost". These details ensure that every contractor bids for and executes the same quality of work.
By enforcing these standards, the PWD ensures that all public structures maintain a high standard, which is vital for the longevity of infrastructure. 5. Where to Access the Tamil Nadu PWD Data Book
He found no discrepancies. He looked up at Raghav, a rare hint of a smile appearing on his face. He submitted a bill mapped exactly to the
: Lists the number of skilled and unskilled laborers (e.g., Maistry, Wireman, Helper) required for specific tasks like electrical wiring or brickwork.
: Provides clear guidelines on material quantities and labor requirements, which reduces disputes and supports cost-effective delivery. Key Technical Data & Annexures
: An extra 20–40% on labor and materials for works in regions like Valparai, Nilgiris, and Western Ghats.