What CPWD DSR and DAR are, which edition is current in 2026, what is in Vol 1 and Vol 2, how a rate is built and how to apply the cost index, with a free calculator.
CPWD DSR & DAR Explained: DSR 2023 Vol 1 & 2, Cost Index and How to Use Them Read More »
✓Written by Help The Engineer TeamReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD What is DPC? A Damp Proof Course (DPC) is a thin waterproof layer laid inside a wall, usually at plinth level (the raised part of the wall just above the ground). Why do we need it? The ground always holds some water.
✓ Written by Help The Engineer TeamReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD Why this matters: In Punjab, Haryana and nearby states, land is measured in Acre (Killa), Kanal and Marla. Engineers, students and revenue staff convert these to square feet all the time, for plot sizes, estimates and land records. In this post
Derivation of Area Under Acre to Kanal and Big Marla. Read More »
✓Written by Help The Engineer TeamReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD Why this matters: On site and in offices, engineers work in feet, metres and inches, but land records in revenue offices use Karam, Marla, Kanal, Biswa and Bigha. You need to switch between the two all the time. This page puts all
Different Units Used in Engineering and Revenue Department Read More »
✓Written by Help The Engineer TeamReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD Why identify soil? Before you design a foundation, road or embankment, you need to know what kind of soil is on site. The soil type tells you how strong it is, how much water it holds, and how it will behave under
RKEr. Raj Kumar AggarwalExecutive Engineer, Baba Farid University of Health Sciences, Faridkot What is Rain Water Harvesting (RWH)? It simply means catching the rain that falls on your roof or open area, and then either storing it for later use or sending it into the ground to refill the underground water. It is cheap, simple
✓Written by Help The Engineer TeamReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD Why doors and windows matter: Doors let people move between rooms. Windows bring in daylight and fresh air. If they are the wrong size or in the wrong place, rooms become dark, stuffy or uncomfortable, and you may lose privacy from neighbours.
✓Written by Er. Raj Kumar Aggarwal, Executive Engineer, Baba Farid University of Health Sciences, FaridkotReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD Why fire protection matters: Fires in homes, offices, hospitals, factories and high-rise buildings are increasing, and electrical short circuits are one of the most common causes. A good fire protection system finds a
✓Written by Help The Engineer TeamReviewed by Er. Inderjit Sharma (Retd.), Punjab PWD What is a bridge? A bridge is a structure that carries a road, railway or footpath over an obstacle such as a river, canal, valley, road or railway line. By definition (as per IRC), a bridge has a total length of more
