fort = {	
	fr_f_barracks_1 = {
		desc = fr_f_barracks_1_desc
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 0  }
		gold_cost = 20
		build_time = 60
		retinuesize = 50
		garrison_size = 1.2
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.1
	
	}
	
	fr_f_barracks_2 = {
		desc = fr_f_barracks_2_desc
		upgrades_from = fr_f_barracks_1
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 1  }
		gold_cost = 30
		build_time = 120
		garrison_size = 1.6
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.3
		
	}
	
	fr_f_barracks_3 = {
		desc = fr_f_barracks_3_desc
		upgrades_from = fr_f_barracks_2
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 3  }
		gold_cost = 40
		build_time = 140
		retinuesize = 50
		garrison_size = 2
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.4
	
	}
	
	fr_f_towers = {
		desc = fr_f_towers_desc
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 2  }
		gold_cost = 30
		build_time = 80
		fort_level = 0.5
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.5
	
	}
	
	fr_f_stone_towers = {
		desc = fr_f_stone_towers_desc
		upgrades_from = fr_f_towers
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 3  }
		gold_cost = 25
		build_time = 240
		fort_level = 0.5
		garrison_size = 0.5
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.6
	
	}
	
	fr_f_stone_walls = {
		desc = fr_f_stone_walls_desc
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 4  }
		gold_cost = 30
		build_time = 200
		fort_level = 0.5
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.5
	
	}
	
	fr_f_cmd_tent = {
		desc = fr_f_cmd_tent_desc
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 0  }
		gold_cost = 30
		build_time = 80
		retinuesize = 30
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.5
	
	}
	
	fr_f_cmd_building = {
		desc = fr_f_cmd_building_desc
		upgrades_from = fr_f_cmd_tent
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 3  }
		gold_cost = 40
		build_time =260
		retinuesize = 50
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.5
	
	}
	
	
	fr_f_ballista_tower = {
		desc = fr_f_ballista_tower_desc
		trigger = { TECH_FORTIFICATIONS_CONSTRUCTION = 4  }
		gold_cost = 100
		build_time = 120
		siege_defence = 0.40
		prerequisites = { fr_f_stone_towers }
		
		
		ai_creation_factor = 100
		extra_tech_building_start = 0.4
	}
}

