DAD 3.9 – Driveway Assistance Device
The DAD 3.9 model is a Driveway Assistance Device (DAD) that is designed for long and short duration work zone projects for safely controlling traffic exiting driveways and/or side roads. With its small footprint and lightweight design, setup time is quick and can be repositioned by hand. The DAD 3.9 provides a cost effective and convenient alternative to dual-head signals. Power is supplied by a bank of batteries with a 120 volt charger along with 100 watt solar array. Three 12″ LED signal lamps consisting of one center red circular and two red arrows on either side.
**The DAD 3.9 must be used in-conjunction with North America Traffic’s Gen 3 Portable Temporary Traffic Signals (PTTS).