[NEW MEXICO (NM) GS?4 Concrete, Cement, Walkways, & Driveways Exam Success Course] Prepare for the exam on concrete, cement, walkways, and driveways with our GS-4 Practice Course. This course provides a thorough review of the principles and techniques involved in working with concrete and cement for various applications. Topics include mix design, surface preparation, and finishing techniques for walkways and driveways. Through practice questions and detailed explanations, you will gain a solid understanding of concrete construction methods and standards, ensuring you are well-prepared for the certification exam and capable of delivering high-quality concrete work.