These are the prefabs.
 Prefab Name
Category
Creator
Sub #
Number
Basin
Architecture
BadMonkey
n/a
1
CrossedFan
Architecture
BadMonkey
n/a
2
 Meat_Grinder
Architecture
Chaos 
10
3
Metal_Ladder
Architecture
Jon Renner
1
4
Obelisk
Architecture
Chaos 
8
5
Pillar1
Architecture
Chaos 
19
6
Pyramid
Architecture
Chaos 
13
7
Tesla_Coil
Architecture
Chaos 
16
8
Wooden_Bridge
Architecture
Jon Renner
2
9
Bulldozer
Vehicles
Chaos 
11
10
Dozier
Vehicles
Medicine-Man 
9
11
Forklift
Vehicles
Xizor
20
12
Rig2
Vehicles
Medicine-Man 
15
13
Grates
CTF
BadMonkey
n/a
14
BigHatch
DOORS
BadMonkey
n/a
15
Clover
DOORS
BadMonkey
n/a
16
Door1_2
DOORS
BadMonkey
n/a
17
Hugh
DOORS
BadMonkey
n/a
18
Portal
DOORS
BadMonkey
n/a
19
Sesame
DOORS
BadMonkey
n/a
20
 Corner_Tip
LIGHTS
BadMonkey
n/a
21
Crystal_Stand
LIGHTS
BadMonkey
n/a
22
Flat_Crystal
LIGHTS
BadMonkey
n/a
23
Handle
LIGHTS
BadMonkey
n/a
24
Round_Blue
LIGHTS
BadMonkey
n/a
25
BFG
Miscellany
BadMonkey
n/a
26
Chicks
Miscellany
BadMonkey
n/a
27
Core
Miscellany
Chaos
18
28
Crates
Miscellany
Medicine-Man
5
29
Dumpster
Miscellany
Medicine-Man
6
30
Grdtowr
Miscellany
Chaos
7
31
Highintensitylaser
Miscellany
Xizor
12
32
Launchers
Miscellany
Chaos
17
33
Lil_links
Miscellany
BadMonkey
n/a
34
Links
Miscellany
BadMonkey
n/a
35
Rocks
Miscellany
Erik Wray
16
36
Security_Camera
Miscellany
BadMonkey
n/a
37
Koleno
Pipes
Radstar
22
38
8side_128long
Pipes
BadMonkey
n/a
39
8side_128longelbow
Pipes
BadMonkey
n/a
40
8side_128long_tee
Pipes
BadMonkey
n/a
41
KnifeSwitch
Switches
BadMonkey
n/a
42
Jukebox
Switches
BadMonkey
n/a
43
Floor_Lever
Switches
BadMonkey
n/a
44
Telebooth
Teleport
BadMonkey
n/a
45
Telebooth_Destination
Teleport
BadMonkey
n/a
46
Spinner
Architecture
BadMonkey
n/a
47
Girder
Architecture
Radstar
23
48
Tube
Pipes
Radstar
24
49
Q2Tank
Vehicles
Medicine-Man 
25
50
SewerPipes
Pipes
~ChunK~
n/a
51
LightTube
Lights
Xizor
26
52
RedDoor
Doors
Gyro
27
53
Volcano
Architecture
Mathew Black
28
54
Orient1
Lights
Travis
29
55
Carrier1
Vehicles
Chaos
30
56
Q2rig2
Vahicles
David Waters
31
57
Reactor
Architecture
Xizor
32
58
Yeller
CTF
BadMonkey
n/a
59
Carriage2
Miscellany
BadMonkey
n/a
60
Ele1
Miscellany
BadMonkey
n/a
61
Bshuttle
Vehicles
BadMonkey
n/a
62