This is the start of Engine 3, a 1995 E-ONE Cyclone. It will have a 3000 GPM pump, a 500 gallon water tank, 2000 gallon foam tank, and 1000 pounds of dry chemical. It's a work in progress and some bricks are acting as placeholders for the end result.
Truck I based Engine 3 off of, one of the Port Everglades Port Authority's engines:
Photo come from the book: Industrial & Private Fire Apparatus 1925-2001 Photo Archive by Leo E. Duliba.