Quick guide for Catapult Construction

This quest has an in-depth guide here. It contains a more detailed description of dialogue, cutscenes, and storyline.

Overview

Start point	North of the Tyras Camp
Member requirement	Members only
Official difficulty	Master
Official length	Short to Medium
Requirements	Skill requirements are not boostable unless marked with a [B] for boostable. Quests: Catapult Construction Regicide Underground Pass Biohazard Plague City 42 Fletching 44 Construction Ironmen: 30 Smithing (to smith mithril nails) 50 Woodcutting (to cut Mahogany trees) Alternatively, Carnellian Rising rewards 10 mahogany planks.
Items required	Items from the tool belt are not listed unless they do not work or are not automatically added. 90 mithril nails (or better) 10 mahogany planks (protean planks will not work)
Recommended	Access to the Tirannwn lodestone A charged amulet of glory or combat bracelet An arc journal for teleport outside the Port Sarim bar and Thaki the delivery dwarf) Some food and antipoison
Enemies to defeat	None

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Fetching the materials

• North of the Tyras camp, talk to the guard next to the catapult. ( ✓•1•1•1)…

  ✓	[Accept Quest]
  1	I guess you're going to get fired, then.
  1	What do you suggest?
  1	Alright, I'll go and speak to General Hining.

• Talk to General Hining in Tyras Camp. ( 1•1•2)…

  1	So, the Tyras Camp catapult is broken?
  1	Perhaps I can help to repair it?
  2	General, I believe I can be of service to you.

• Teleport to the Tirannwn lodestone, then take the north-western path, cross the leaves trap, and then the sticks trap (south west of the log crossing shortcut) to find the Catapult engineer.
• Talk to the Catapult engineer for schematics. ( 3•2)…

  3	General Hining asked me to find you.
  2	I'm quite an experienced carpenter.

• Read the schematics. ( 3)…

  3	Make the repair parts.

• Talk to the engineer again. ( 1)…

  1	Can I read the letter?

• Talk to Rolad at the Dwarven Mine camp, south of Ice Mountain. (North-east of Falador lodestone) ( 2)…

  2	Can I have the metal parts for the Tyras Camp catapult please?

• Talk to Thaki inside Port Sarim's pub. ( 2)…

  2	You're right, I'm not a sailor.

• Search the drunken sailor outside.
• Wear the sailor's hat and talk to Thaki again.

Building the catapult

• Return to the catapult north of the Tyras Camp and talk to the guard.
• Copy the solution below. Use the big buttons to swap sides.

Catapult testing

• Talk to the guard. ( 1)…

  1	Yes, I'll have a go.

  • Shoot the middle rock - 0/6 green bars on Counterweight.
  • Left rock - 5/6 green bars on Counterweight.
  • Right rock - 6/6 green bars on Counterweight.
• Talk to the guard again.
• Quest complete!

Rewards

• 2 quest points
• 15,000 experience
• 5,000 experience
• 30 Teak planks (worth 16,290 coins)
• 2,000 coins
• Adamant halberd
• Increased damage when using the Castle Wars catapults
• Sailor's hat
• 2 Treasure Hunter keys (Ironman accounts will not receive these)
  

Music unlocked

• Meridian (When you finish building the catapult)

Required for completing

Catapult Construction is directly required for the following quests/miniquests:

• Plague's End

It is therefore an indirect requirement for the following quests and miniquests:

• Aftermath (miniquest)
• Full completion of Azzanadra's Quest
• Full completion of Battle of the Monolith (miniquest)
• Children of Mah
• City of Senntisten
• Full completion of Curse of the Black Stone
• Desperate Measures
• Full completion of Desperate Times
• Extinction
• Eye of Het I (miniquest)
• Eye of Het II (miniquest)
• Sins of the Father
• Sliske's Endgame
• The Light Within
• Twilight of the Gods