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• Exhibit Page 45 • TRAFFIC AND TRANSPORTATION Materials mined and processed at the Line Camp Pit will be transported by truck to plants or construction sites for further processing and use. ROUTES Based on anticipated markets during the five-year life of the pit, 90-100% of all traffic will travel south on Highway 145 towards Dolores, Cortez, and other locations. No county roads will be used for the pit. TRUCKS A variety of trucks will be used to haul materials from the Line Camp Pit, including single dump trucks, semi-dump trucks, and trucks with pups. Most commonly used will be dump trucks with pups. Average haul for all vehicles will be 25 tons per vehicle. All trucks are properly permitted for highway use and meet weight requirements for county and state highways. All drivers have CDL (Commercial Drivers License) if required for the vehicle being operated. TRAFFIC COUNTS AND SCHEDULES Based on average production and haul days, the traffic counts are estimated as shown in the table below. Haul days available may vary from year to year, based on weather conditions, road conditions, and truck availability. Hauling hours will be limited in accordance with Montezuma County high impact conditional use permit. Annual production (tons) Haul days Daily haul (tons) Round trips per da t~ Number of trucks re uiredit 200,000 100 2,000 80 8 trucks 200,000 180 1,100 44 4-5 trucks 150,000 100 1,500 60 6 trucks 150,000 180 830 33 3.4 trucks 145,000 100 1,450 58 6 trucks 145,000 180 800 32 3~4 trucks 140,000 100 1,400 56 6 trucks 140,000 180 780 31 3~ trucks 135 000 100 1,350 54 5~ trucks 135,000 180 750 30 3 trucks DOT 1998 traffic counts (latest data available) indicate this would increase daily truck traffic from 260 to between 320 and 340, or about 27%, during the 90-100 days each year materials are hauled from the site. Total traffic would increase by about 5% on a daily basis, assuming that traffic from this oit is in addition to. and not reDlacina. traffic from other pits in the valley. Highway Ref Pt Length miles Year Total Single Trucks Comb. Trucks %trucks DVMT Segment 145A 17.101 6.394 1998 1,304 90 171 20.08 ' 8,338 RD NE CO RD 36 DUST CONTROL DURING HAULS Dust control practices to be used in the pit, including the access road, will be based on pit traffic, and will include traffic control, water spraying (see Exhibit G), and use of dust control agents such as magnesium chloride brine (magwater) or ligneous sulfide, as needed. When hauling material less than'/,-inch, haul trucks will be controlled to prevent dust, including tarping (chemically or physically) or wetting of material in accordance with state and local requirements. If necessary, hauling will be curtailed during extreme high wind conditions. tc Based on an average of 25 tons per vehicle, for planning purposes. t t Based on average 1-hour round trip and average 10-hour day, for planning purposes. Four States Aggregates, LLC 30 DEC 2000 Application for Permit: Line Camp Pit FSA-LCP-D1-001