reduces the cost of structure
provides access for inspection
intercepts the seepage through the dam and drains it off
facilitates the drilling and grouting operations
Discuss in Comment
"Scientists dream about doing great things. Engineers do them."
PSC Advertisement ⏩ | Federal PSC | Bagmati PSC | PSC Karnali | PSC Lumbini | PSC Sudurpaschim | PSC Gandaki | PSC State 1.