Red/Green Science:
Meeting the biters:
Blue Science:
No longer carrying oil barrels:
Robbits!
We seem to have an iron problem:
Biters are camping the solution:
Which brings us to a functional rail network! (OP)
Very nice for a starter base ;) be careful its going to get cramped quickly dont wall up too much and make sure theres plenty of room for a mile long straight line of 10-20 assemblers making science or important component like gears