All designs for aluminum construction are included here. for further study, we have books available in the books, dvd's and audio section of our store at your left.. River boat plans. river boats are a special bread. some boats like the peapod will server you well on both calm and running waters,. A rugged, flat bottomed river boat featuring an all-welded aluminum hull, the river skiff is available in both the classic 'jon' layout as well as a remote steer version..