You might have seen some funny messages on electronic highway signs, especially in Pennsylvania. Here's why PEnnDOT's jokes are going away in 2026.

electronic road signs, emergency telephones and road lighting products and also supplies a range of directional and regulatory traffic signs and traffic control products to road traffic ...

The National Roads Telecom-munications Services (NRTS) project will upgrade 28 existing networks, providing a single IP-based system linking 14,000 electronic road signs, emergency telephones ...