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Maximum Resonable Costs -Drilling <br />Colorado Department of Labor and Employment <br />//oil.cdle.state.co.us/cost'7o20guidel ines/dn I I ing.himl <br />Oil Inspection Section <br />Colorado Petroleum Maximum Reasonable Costs -Drilling <br />Storage Tank Fund Article 4, Part 2 i <br />4-2-1. RATES PER FOOT. The following per-foot costs include all materials, equipment, and <br />non-consultant labor necessary to drill a boring for either a 2" or 4" diameter well. The rates shown for <br />rotary drilling apply to either air or fluid rotary drilling. The costs include decontamination, collecting split <br />spoon samples in liners at 5' intervals, and backfilling borings with bentonite grout. The costs do not <br />include miscellaneous small items (see Miscellaneous Field Supplies). <br />Drilling fora 2" monitoring well ~ Drilling fora 4" monitoring well <br />Auger <br />Auger 0 - 50' <br />>50' $15.00/ft <br />$16.83/ft ~ Auger <br />~ Auger 0 - 50' <br />>50' $17.50/ft <br />$19.50/ft <br />Rotary 0 - 50' $19.25/ft ~ Rotary 0 - 50' $25.00/ft <br />Rotary >50' $21.50/ft ~ Rotary >50' $27.50/ft <br />4-2-2. MOBILIZATION/DEMOBILIZATION <br />$2.77/mile <br />4-2-3. SOIL SAMPLING (split spoon) <br />$15.63/sample. This includes decontamination, labor, materials, and equipment. This cost is reimbursable <br />only when samples are necessary more frequently than the 5' intervals included in the per-foot drilling rate. <br />Examples of when more frequent samples may be necessary, such as when drilling the first boring and <br />trying [o locate the contamination zone or the water level, or when [here is a high fluctuation in <br />groundwater level. No additional consultant fees will be reimbursed. Unless OIS requires or pre-approves <br />a soil sampling method other than split spoon, [he Fund will not reimburse additional costs for a more <br />expensive soil sampling method. <br />4-2-4. COMPLETION OF BOREHOLE AS MONITORING WELL <br />2" well: $13.84/ft 4" well: $19.81/ft <br />These rates include all associated labor and materials <br />4-2-5. WELL ABANDONMENT (closure) <br />2" well: $6.83/ft 4" well: $10.13/Ft <br />These rates include all associated labor and materials. <br />4-2-48. MARKUP ~~~~ <br />No markup is permitted if the consultant does his own drilling, using his own equipment and labor. <br />4-2-49. CONSULTANT LABOR AND FIELD INSTRUMENTATION Consultant on-site labor <br />1 0(? 6/30/99 2:57 PM <br />