Layout & access

• Usually 10+ feet below street level, reached by ladders or similar means.

• Raised walkways run along the walls; central channels carry the waste.

• Less sophisticated or neglected stretches may force PCs to wade through disease‑ridden filth.

• Sewer grates are access points that typically need 2+ Interact actions to open.aonsrd+1

Terrain

• Walkways: generally normal ground unless damaged.

• Channels: often difficult terrain, potentially hazardous (disease, concealment, swimming).

• Poor repair can justify difficult terrain or uneven ground in spots.