2022-05-26_REVISION - M1979089

• Permit No: M1979089
• IBM Index Class Name: Revision
• Doc Date: 5/26/2022
• Doc Name: Adequacy Review Response #2
• From: DRMS
• To: Jim Doody - Grand Junction Pipe & Supply CO
• Type & Sequence: TR8
• Email Name: ACY
• Email Name: THM
• Media Type: D
• Archive: No

PUMPING WORK
Task description: Pond 2-Dewater prior to slope grading
Site: 23 Road Pit Permit Action: TR-8 Permit/Job#: M1979089
PROJECT IDENTIFICATION
Task#: 02A State: Colorado Abbreviation: None
Date: 5/16/2022 County: Mesa Filename: M089-02a
User: ACY
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Description Quantity
Make and Model: Submersible pump-460v,8 in. 3
Attachment 1: Suction hose-6 in.diam.,25 ft. 3
Attachment 2: Discharge hose-6 in.D.,25 ft. 12
Labor Unit 1: Pump operator (same as 1 st) 3
Horsepower: 95
Shift Basis: 1 per day
Weight: 0.70
(US Tons)
Cost Breakdown:
Utilization%
Ownership Cost/Hour: $54.30 NA
Operating Cost/Hour: $14.55 100
Operator Cost/Hour: $84.69 NA
Total Unit Cost/Hour: $153.54
Total Fleet Cost/Hour: $153.54
PUMPING QUANTITIES
Initial Pond Volume: 47.60 Conversion factor: 325850.5800
Final Pond Volume: 15,510,487.61 gallons
Total Pond Inflow Surface Unit inflow rate in
Area: 690,960 Sq.ft. gph/sq.ft.: 0.1758
Total Pond Inflow Volume
per Hour: 121,470.77 gallons
Source of estimated volume: TR-8
PUMPING TIME
Maximum Pump Capacity: 170,000 gph/pump
Estimated Suction Head: 15 feet
Estimated Discharge Head: 15 feet
Total Head: 30 feet
CPB Pump Capacity: 165,600 gph/pump
Site Altitude: 4,532 feet
Adjusted Pumping Capacity: 496,800 gph
Initial Unadjusted Pumping Time: 31.22 hours
Inflow during Initial Pumping: 3,792,413 gallons
Net Unadjusted Pumping Time: 38.85 Hours
Altitude Adjustment Factor: 1.0000 (3%rule)
Pump Efficiency Factor: 0.9167 (55 min./hr.)
Total Adjusted Pumping Time: 35.62 hours
JOB TIME AND COST
Total job time: 35.62 Hours
Unit cost: $0.000283 /Gallon Total job cost: $5,469
CIRCES Cost Estimating Software