Poorly made 1970s-era concrete water pipes like the one that failed in Prince George's County last week are common to the D.C. area and represent an ongoing infrastructure problem if not an ...

The 350 miles of large concrete pipe — technically called prestressed concrete cylinder pipe — form the backbone of the 5,600-mile water distribution system for 1.8 million people in ...

Concrete water pipes play a vital role in water supply infrastructure, requiring precision and durability during manufacturing. The process begins with high-quality cement, carefully mixed and ...

I’d extend this pipe up above where the top of the slab is going and attach the hose of a wet-dry vacuum to it. Just before pouring the slab, I’d use the vacuum to suck out all water from the ...

Concrete sewage pipes lead a hard life, constantly being exposed to corrosive acid produced by bacteria in wastewater. A new additive could allow such concrete to self-heal – and it would do so ...

The O-Pod is an industrial design innovation where we go to the large infrastructure contractors in Hong Kong and buy extremely cheap, excess concrete water pipes and convert them into housing.

A Seminole County woman who plugged a stormwater pipe in her yard with concrete and caused months of extensive neighborhood flooding has fixed the problem and expects to have spent hundreds of ...