Fireproofing Utility Infrastructure

Caitlin Shanley Blog, Electric, Newsletter

The numbers are staggering. In a typical year more than 50,000 wildfires burn across the United States, mostly in the West, according to the National Interagency Fire Center (NIFC). In 2020 wildfires destroyed more than 10 million acres at a cost estimated between $130 billion and $150 billion, according to AccuWeather. The human cost, when lives are lost and thousands of businesses and homes go up in smoke, is immeasurable. With the West embedded in a drought of historic proportions in 2021, there’s a good chance that those numbers will surge even higher. As of July 23, there were 36,172 …

Handholes for Hawaii

Caitlin Shanley Blog, Electric, Newsletter

Polymer concrete utility boxes catch a wave​ Old fashioned legwork combined with a product that exudes quality has opened a new market for Jensen Precast in Hawaii. Once a fledgling solution for island utility needs, polymer concrete dry utility boxes have caught on through relationship building, a ready supply, and a sharp looking product line. The emergence of Jensen Composites has its genesis in manufacturing decisions made several years ago at the Bruce Street manufacturing facility in Las Vegas, Nevada. It blossomed most recently with a major contract secured by the Jensen Precast plant in Kapolei, Hawaii, to supply utility …

25 Ton Vaults Protect Electric Utility on Pacific Ocean Floor

Caitlin Shanley 2020 Vision, Blog, Electric, Newsletter

Sylmar Ground Return System Replacement Los Angeles, California There’s a transmission line from Northern Oregon to Southern California called the Pacific Direct Current Intertie that delivers hydroelectric power to Los Angeles County. The 850 mile transmitter ends 6,000 feet offshore in Santa Monica Bay at the Sylmar Ground Return System. Built in 1970 the system risked failure due to deterioration of underwater electrode array vaults, corrosion of marine cables, and overall metal fatigue. Jensen Precast custom designed, engineered, and manufactured 36 corrosion-resistant precast concrete vaults at 25 tons each for the $114 million project. “Replacing Sylmar’s underwater section meant building …