Asphalt Paving GC Exam Test with 100% Verified solutions| Graded A+

Base Course - Layer or layers of specified material of designated thickness or rate of application based on a subbase or subgrade to support the subsequent layers Bridge - Over a depression; longer than 20' The subgrade is the top _______ of roadbed upon which the pavement structure and shoulders are constructed - 18" Do not use glass in the top _____ of the embankment - 18" Clear and grub minimum of ____ from each edge of proposed pavement along both lanes and legs of interchange - 30' Where clearing and grubbing within the roadway is indicated at a bridge site, clear by cutting all trees, stumps, etc. to within ______ of the ground or to low water in the full width of the ROW for a distance of 75' beyond the beginning and end of the proposed bridge - 8"