DY-100-CLASS
Cross Section

A                          Radar Array
B                               Bridge
C                              Gallery
D                            Gymnasium
E             Airlock/EVA Suit Lockers
G              Liquid Nitrogen Storage
H                 Landing Craft Hangar
I                        Landing Craft
J                         Fuel Storage
K                 Cryogenic Units(105)
L        Algae Tanks/Hidroponic Garden
M            Hibernation Monitir Rooms
N           Access Well (Zero Gravity)
0                   Cargo/Storage Hold
P       Pressurized Hydrogen Tanks (5)
Q    Solar Batteries (Shipboard Power)
S                         Service Core
T                 Nuclear Reactors (3)

DY-100-CLASS
Plans

Construction                     NASA/JPL
Propulsion             3 Nuclear Reactors
Complement     105 in Suspended Animation
Lenght                           107.59 m
Height                            32.31 m
Width                             48.77 m
Gross Weight           21.100 metric tons

A cardboard model of the DY-100-class ship can be find at
Ulrich Prahn's Star Trek Cardboard Models