Construction Vehicle

Adds

 * +1 Workshop: Construction (up to 3 max.)
 * +X Happiness

Recipe

 * Basic Circuitry 15
 * Common Tools 2
 * Gear 6
 * Liquid Fuel 8
 * Nuclear Material 5
 * Screw 10
 * Steel 110

Requires

 * Workshop: Technology 4
 * Settler 1

Limit

 * 1 per Settlement