A New York company and two utilities have a cost-effective solution to the nation’s aging underground infrastructure: a robot that crawls through cast-iron natural-gas pipelines and replaces their deteriorating joints, effectively renewing the pipes for up to 50 years.
Three years after its much-publicized launch, Pennsylvania’s ambitious Rapid Bridge Replacement Program is well short of its goal to replace 558 structurally deficient bridges.
The Allegheny County Airport Authority has begun its search for architect-engineering firms to realize Pittsburgh International Airport’s $1.1-billion terminal modernization program.
The cold weather that swept across the Eastern Seaboard in early January is heating up the debate over the need for a more robust infrastructure to deliver natural gas to New England.