Bridge Tactics 2

[OscarW]

Back with a bridge-blasting vengeance! Strategically place dynamite to inflict maximum damage on the enemy. Reach your destruction targets to pass each level.

http://www.agame.com/game/bridge-tactics-2.html

Please use spoilers for hints and walkthroughs:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.