SPDSS_Task33_2_Phase2_FieldStudyWorkPlan

• Title: SPDSS Task 33.2 Phase 2 Field Study Work Plan for Alluvial and Bedrock Well Installation, Testing, and Water Level Monitoring
• Description: This document presents the Field Study Work Plan for Alluvial and Bedrock Well Installation, Testing, and Water Level Monitoring. This document includes the memo and figures. Appendices are included in a separate document.
• Decision Support - Doc Type: Task Memorandum
• Date: 8/13/2004
• DSS Category: Groundwater
• DSS: South Platte
• Basin: South Platte
• Contract/PO #: C153953
• Grant Type: Non-Reimbursable
• Bill Number: SB01-157, HB02-1152, SB03-110, HB04-1221, SB05-084, HB06-1313, SB07-122
• Prepared By: CDM

Contents
Section 1.0 Introduction and Objectives .................................................................................1
1.1 Work Plan Organization .............................................................................................1
1.2 Overview of Phase 2 Field Data Collection Program ............................................. 2
Section 2.0 Field Data Collection Objectives ..........................................................................2
2.1 Task 35, Proposed Denver Basin Region Alluvial Aquifer Monitoring Well
Locations ....................................................................................................................... 4
2.2 Task 35, Proposed Lower South Platte Alluvium Region Alluvial Aquifer
Monitoring Well Locations ......................................................................................... 5
2.3 Task 36, Proposed Denver Basin Region Bedrock Aquifer Monitoring Well
Location ......................................................................................................................... 6
2.4 Task 37, Proposed Denver Basin Region Bedrock Aquifer Testing Locations.... 7
2.5 Task 38, Proposed Water Level Monitoring Locations .......................................... 8
Section 3.0 Drilling, Well Installation, Testing, and Water Level Measurement
Program .....................................................................................................................8
3.1 Task 35, Construction and Testing of Alluvial Wells ............................................. 9
3.1.1 Pre-field Activities ........................................................................................ 9
3.1.2 Alluvial Well Drilling and Lithologic Logging ........................................ 9
3.1.3 Alluvial Well Installation .......................................................................... 11
3.1.4 Well Development, Aquifer Testing, and Water Level Data
Collection ..................................................................................................... 12
3.1.5 Aquifer Testing and Water Level Data Collection ................................. 12
3.1.6 Disposal of Drill Cuttings and Restoration of Sites ............................... 14
3.2 Task 36, Constructing and Testing of Bedrock Well ............................................. 14
3.2.1 Bedrock Aquifer Drilling and Well Installation Program .................... 14
3.2.2 Pre-field Activities ...................................................................................... 15
3.2.3 Bedrock Drilling and Lithologic Logging ............................................... 15
3.2.4 Bedrock Well Installation .......................................................................... 16
3.2.5 Bedrock Well Development, Aquifer Testing, and Water Level
Data Collection ........................................................................................... 17
3.2.6 Disposal of Drill Cuttings and Fluids, and Restoration of Site............ 18
3.3 Task 37, Aquifer Pumping Tests .............................................................................. 18
3.3.1 Bedrock Well Aquifer Testing .................................................................. 18
3.4 Task 39, Collect Water Level Data ........................................................................... 19
3.4.1 Water Level Measurements ......................................................................19
Section 4.0 Documentation of Field Activities .....................................................................20
Section 5.0 Cost Estimates ........................................................................................................20
Section 6.0 References ...............................................................................................................21
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Z:\SPDSS\10-CDM DELIVERABLES\PHASE 2 FIELD WORKPLAN\FINAL DRAFT\FINAL SPDSS TASK 33 2 WORK PLAN.DOC