California

3 articles

A high-speed train travels through the Central Valley with construction in the background, representing the $2.4 billion design-build contract for California's high-speed rail.

Trades

California High-Speed Rail Seeks $2.4B Design-Build Partners

The California High-Speed Rail Authority has opened bidding for a $2.

Rick Donovan·June 30, 2026

A modern home battery system installed on a house with solar panels, set against a sunny California landscape, representing sustainable urban energy.

Services

Home battery systems: Early adoption and California's model

New York City has just installed its first officially permitted home battery storage system, a 19.

Rick Donovan·May 18, 2026

Safety

Residential Construction Regulations Explained

In California, every new residential dwelling unit must now include fire sprinklers, a significant cost and design consideration that was not universally required just a few years ago.

Ben Foster·May 13, 2026