All correspondence must be made through the Vendor Portal. Specifications include, but are not limited to: Meets or exceeds-ASTM D6938, D2950,D7013, D7759. C1040 AND ASSHTO T310 Auto-depth Indicator Rod shall be 12" long and have increments in 1" for depth measurement capability Nuclear Gauge Tracker Accessories shall include: 1. Poly Reference Standard Block 2. Molded Shipping Case w/Wheels 3. Drill Rod, Stainless Steel Scraper Plate, Extraction Tool 4. AC & DC Chargers Bluetooth enabled for Android, IOS Apple smartphones or tablet Includes micros-USB port to accommodate a GPS tracking device Backlit LCD Display Alphanumeric Keypad GPS for accurate measurement location Project storage capacities for all field reading with USB USB port for uploads for software updates Rechargeable NiMH battery pack with battery backup Density source & activity should be Cesium Moisture source & activity should be Americium Minimum limited warranty shall be 3 years Must include gauge case with wheels.