How to install zm_bio_base in CS 1.6?

Download the zm_bio_base map file (.bsp), place it in your Counter-Strike 1.6 "cstrike/maps" folder (usually at C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps), and restart the game. The map will appear in the map selection menu or you can join a server running it.

How many servers are playing zm_bio_base right now?

Currently 0 servers are playing zm_bio_base. The map has been played a total of 660 times across 1 servers.

zm_bio_base

Zombie

Servers Playing Now

Total Servers

660

Times Played

Jul 15, 2026

Last Played

Download from GameBanana Similar Maps

Daily Activity

No servers are currently playing this map.

About zm_bio_base

zm_bio_base is a Zombie map for Counter-Strike 1.6. It has been played 660 times across 1 servers. Last played on July 15, 2026.

Zombie Mod (zm_) maps are designed for the popular Zombie Plague modification. One team plays as zombies trying to infect humans, while humans must survive using weapons and barricades. These maps feature strategic defensive positions and escape routes.

Servers that played zm_bio_base recently

1 server ran zm_bio_base in the last 90 days.

Server	Rounds played	Last seen
[ZM] Мертвые не Умирают	2	Jul 14, 2026

How to Install zm_bio_base

Download the zm_bio_base.bsp map file from GameBanana or another trusted source.
Locate your Counter-Strike 1.6 installation folder. The default path is:
C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps\
Copy the .bsp file into the maps folder. If the download includes .wad or .res files, place them in the cstrike folder.
Restart Counter-Strike 1.6. The map will appear in the map list, or you can connect to any server running it from the server list.

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