Mass excavation, overlot grading, overexcavation/recompaction and site preparation for a new multi-filing single family residential development located in Arvada, CO. Kelley Trucking Inc. was the earthwork contractor for Filings 1b, 2, 3, 3, 5 & 6. This project consisted of approximately 8.9 million of cubic yards of earthmoving performed over a period of 4.5 years.