My guess is it houses a genset and associated equipment.
by Hoot 
, Diversityville, Liberal-sota, Monday, April 09, 2012, 07:11 (4612 days ago) @ Gunner
And, if they ain't cheap so-and-so's, it's painted green. 
Complete thread:
- another beautiful day in S.E. Alaska -
Dennis Eugene,
2012-04-07, 16:20
![[*]](themes/default/images/complete_thread.png "Open whole thread")
- another beautiful day in S.E. Alaska - cubrock, 2012-04-07, 16:22
- Beautiful indeed, that will keep you in shape. - Brian A, 2012-04-08, 08:05
- another beautiful day in S.E. Alaska -
Gunner,
2012-04-08, 08:21
- My guess is it houses a genset and associated equipment. - Hoot, 2012-04-09, 07:11
- Thanks for sharing, much vicarious pleasure was derived from - Hobie, 2012-04-08, 09:38