Interstate Concrete and Asphalt has been in the ready-mixed concrete business for over 30 years. We produce ready-mixed concrete at more than 6 different plants certified by the National Ready Mixed Concrete Association (NRMCA) throughout Northern Idaho and Eastern Washington. State-of-the-art dispatch and communication systems are used to help ensure the timeliness of deliveries. Our expert staff of drivers, sales professionals, operators, and quality control specialists are a resource available to help our customers succeed. Our team stands ready to help you with all of your concrete needs and to answer any questions that you may have.