a key element in physics sense I took a construction engineering class,
Symmetrical bridges are more adept to holding heavier objects. Also,
Truss/crisscross patterns are awesome when it comes to making bridges.
+Blitzkriegsler hey i see you have 69,125 subs your doing a good job by the end of year i hope you have 100,000 keep up the good work and this game loos really fun and can you play more so if you can respond then thats great love your vids i hope you see this