As the government pushes to make affordable housing a reality, a plan introduced 16 years ago to bring down the cost of construction lies neglected. The Government in 2003 introduced the interlocking ...

The HS1L interlock safety switches are designed for use with large machines that have heavy doors or gates and are equipped with a manual lock-release key and an LED indicator The HS1L interlock ...

John Kennedy remembers the first time he climbed the steps up into Jay Tower 22 years ago and saw the behemoth that awaited him: the Union Switch and Signal Model 14 interlocking machine. "I walked in ...

The Smart Start interlock machines require the driver to test before starting the vehicle, and within five to 15 minutes it will ask the driver to do another test. "It's a random rolling re-test to ...