SENSEX
NIFTY
GOLD
USD/INR

Weather

image 43    C

Others News

The Times of India

Others / The Times of India

details

Why are fire hydrants different colors across US cities? Its not just for looks

Fire hydrants, often overlooked infrastructure, are vital connections to underground water mains. In the US, climate dictates whether hydrants are 'wet barrel' (always full) or 'dry barrel' (emptied to prevent freezing). Their colours, following NFPA guidelines, instantly signal water flow capacity to firefighters, with blue indicating the highest output.

8 Jun 2026 3:22 pm