Non-naturally occurring sinkholes can form because of water main breaks, sewer collapses, or even abandoned mines.
It was hard to understand why a potent political influence should be invoked in order to secure the tapping of a water main.
If the head in the water main is constant, then a definite quantity of water would be delivered in a given time.
Where fire hydrants are provided, the size of the water main should not be below four inches.
Hi there—inside—the water main has busted, and the whole town's afloat.
A water main runs through the garden, so that copious supplies of water can be given in dry weather with little trouble.
"Oh, that was why they were so carefully connected with the water main," interrupted Lawrence.
He will find a Bocking water main supplying the houses on the north side and a Braintree water main supplying the south.
If an excessive pressure is obtained in the boiler, it is relieved in the water main.
Water was supplied to the houses by a water main at the side of the road.