Goods DemandsCGoods DemandConstructing Pound Lock Canalspound_lock_canal_infrastructure_constructionin_game/common/goods_demand/building_construction_costs.txt:566Definitionin_game/common/goods_demand/building_construction_costs.txt:566567masonry = 0.5568lumber = 0.5569tools = 0.25571category = building_construction