I need to have an egress that meets code to have the privlege of finishing my basement..My 1st quote for a Bilco cut into existing poured concrete foundation,with precast steps bolted to foundation with a 36 door at entry to basement--$5200.For a walkout egress with a 6' double door entry--$10,700. need to have an egress that meets code to have the privlege of finishing my basement..My 1st quote for a Bilco cut into existing poured concrete foundation,with precast steps bolted to foundation with a 36 door at entry to basement--$5200.