Front-of-the-Envelope Calculation

Ask Jack about the Water Tunnel.

To finish it: choose Ask about the water tunnel. when talking to Jack.

Completed

Jack still isn't happy with his workshop. To help him, I need to find a way to the Royal Foundry.

Comes after

• Front-of-the-Envelope Calculation — I need to ask Jack about his calculations. He's always at his Town Workshop.

Leads to

• Man of Steel — Ask the Bishop at the Royal Foundry about high quality steel.
• Water Locked — Speak with Herbert in the Barracks about the ship lock gate in the zombie-infected part of Town.
• Steamy Royal — Speak with Herbert in the Barracks to prepare the foray into the water tunnel.