Pros:

Nice environment
Hard map

Cons:

Water in boat kills you
Small map, not many camping spots
NAV errors
More weapons needed!

Conclusion:

First time I played this I saw smoker trying to jump on the tractor, but it fails all the time.

Pros:

Big map,
I like the gym,
I didn't find any NAV errors
and there is enough weapons.
Hard map ^^

Cons:

Optimization

Conclusion:

I haven't played the scavenge gamemode, but survival was fun to play :p
I wish that you check out my map and review it =D

81/100 for nice map ^^