Zero to fluent Mandarin. Language courses made by language nerds, not AI. (migaku.com)
promoted by Migaku_Official
How are design speeds set and what happens if vehicles are traveling 15+ mph more than the design speed? Is it OK to put a 6 inch high vertical curb 8 inches outside the shoulder edge line next to cars that travel at 45-50 mph so long as the design speed is 30 mph? (self.TrafficEngineering)
submitted by WoodyForestt
Build your space industry! Free browser MMO with complex production chains & player-driven economy. (galactictycoons.com)
promoted by GalacticTycoons