MAP02: Switches & Bridges (BioTech)

BioTech maps
MAP01: BioTech Entrance MAP02: Switches & Bridges MAP03: The Biolabs MAP04: The Descent MAP05: The Pits MAP06: The River of Mutagen MAP07: The Tunnels MAP08: The Unknown

This level occupies the map slot MAP02. For other maps which occupy this slot, see Category:MAP02.

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MAP02: Switches & Bridges is the second map of BioTech. It was designed by the BioTech team and uses the music track "".

Walkthrough

Map of Switches & Bridges

Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.

Secrets

1. After lowering to the first room, open the door at the west side to find shotgun shells. (sector 4)
2. Open the south wall in Secret #1 to get six armor bonuses. (sector 67)
3. Open the east wall in Secret #2 to get four health bonuses. (sector 69)
4. Open the south wall in Secret #3 to get shotgun shells. (sector 71)
5. Open the west wall in Secret #4 to get a shotgun. (sector 73)
6. When you teleport to the central area, open the door behind you to return to the previous hallway. (sector 63)
7. In the northernmost hall, go to the west side and open the north wall to find shotgun shells and a switch to access the central switch. This counts as two secrets. (sector 21)
8. See Secret #7. (sector 22)
9. In the northernmost hall, go to the east side and open the north wall to find a medikit and a switch to access the central switch. (sector 23)
10. In the dark hall with the bridge that has the chaingun, fall into the northeast teleporter. Open the back wall to get a computer area map, partial invisibility, and shotgun shells. (sector 66)
11. In the northeast room, lower the southwest column to get a backpack. (sector 56)
12. In the northeast room, lower the southeast column to get a megasphere. (sector 57)

Speedrunning

Current records

The records for the map at the Doom Speed Demo Archive are:

Run	Time	Player	Date	File	Notes
UV speed
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The (absence of) data was last verified in its entirety on February 21, 2022.

Deathmatch

Player spawns

This level contains six spawn points:

1. facing south-west. (thing 77)
2. facing north. (thing 78)
3. facing west. (thing 79)
4. facing south. (thing 80)
5. facing south. (thing 81)
6. facing north. (thing 82)

Statistics

Map data

Things	119
Vertices	395*
Linedefs	433
Sidedefs	621
Sectors	98

* The vertex count without the effect of node building is 338.

Things

This level contains the following numbers of things per skill level:

Single-player
Monsters	1-2	3	4-5
Heavy weapon dude	5
Imp	6	8	8
Spectre	1	2	2
Hell knight	0	1	1
Prisoner #1	7	11	12
Prisoner #2	8	9	9
Sec Droid	0	1	1
Weapons	1-2	3	4-5
Shotgun	1
Super shotgun	1
Chaingun	1
Ammunition	1-2	3	4-5
Box of bullets	3
4 shotgun shells	11
Box of shotgun shells	2
Rocket	8
BioCell booster	1
Health & Armor	1-2	3	4-5
Stimpack	0	3	3
Medikit	2
Armor	0	1	1
Items	1-2	3	4-5
Armor bonus	6
Health bonus	6
Megasphere	1	0	0
Backpack	1
Berserk	1	2	2
Computer area map	1
Partial invisibility	1
Radiation shielding suit	2
Miscellaneous	1-2	3	4-5
Exploding barrel	3
Teleport landing	5

Multiplayer
Monsters	1-2	3	4-5
Heavy weapon dude	5
Imp	6	8	8
Spectre	1	4	4
Hell knight	0	1	1
Prisoner #1	7	11	12
Prisoner #2	8	9	9
Sec Droid	0	1	1
Weapons	1-2	3	4-5
Shotgun	1
Super shotgun	1
Chaingun	1
Neuro-tox launcher	1
Ammunition	1-2	3	4-5
Box of bullets	3
4 shotgun shells	11
Box of shotgun shells	2
Rocket	8
BioCell booster	1
Health & Armor	1-2	3	4-5
Stimpack	0	3	3
Medikit	2
Armor	0	1	1
Items	1-2	3	4-5
Armor bonus	6
Health bonus	6
Megasphere	1	0	0
Backpack	1
Berserk	1	2	2
Computer area map	1
Partial invisibility	1
Radiation shielding suit	2
Miscellaneous	1-2	3	4-5
Cooperative start	4
Deathmatch start	6
Exploding barrel	3
Teleport landing	5