A04_SOW_Nixon_Administrative_Site_Well_Abandonment.docx

Statement of Work

PROJECT: Nixon Administrative Site Well Abandonment LOCATION: Mt. Trumbull, AZ, Mohave County approximately 55 miles south of Colorado City, Arizona.

SUMMARY OF WORK

PART 1: GENERAL

1.1 SUMMARY

A. Documents and Other Important Information

1. Arizona Dept of Water Resources (ADWR), 2021 Well Abandonment Handbook included as reference material to meet AZ state policy and regulation.

2. The project would benefit the Nixon Recreation and Administrative Site.

B. Overview of Work:

1. File Form 55-38, Notice of Intent with ADWR to abandon an unregistered well.

2. Correspond with ADWR to facilitate a permit, pursuing Well Abandonment Alternative 1 Method. (See attachment 1).

3. Obtain any other permits in accordance with all federal, state and local laws and regulations.

4. Furnish all labor including an onsite, experienced Licensed Well Driller Registered with ADWR; equipment; supplies; and materials to: remove existing well casing to ground level, exhume relevant boring materials, install concrete grout plug, construct a concrete surface apron, and all other necessary components at the specified location in and in accordance with Well-Siting Report and with the latest version of the State of Arizona Department of Water Resources, Statutes and Rules Governing Minimum Well Construction Standards and the Licenses of Well Drillers.

C. Base Work:

1. Obtaining all necessary permits and authorization.

2. Prepare the site for abandonment by removing 12 inches of topsoil in direct vicinity of the casing to an extent of 12 inches from the casing diameter. Remove the existing casing material which consists of a 14 inch diameter steel casing, to a depth of 12 inches below grade.

3. The existing borehole has collapsed and is currently obscured by debris and cuttings. Operator shall proceed with Alternative 1 of the AZWR, 2021 Well Abandonment Handbook, to include utilizing prescribed sealing materials (cuttings, bentonite clay chips, sand cement).

4. Final capping of the well borehole shall be completed with a concrete cap to fully encapsulate the borehole diameter and the remaining cavity of the topsoil, to be on-grade with the surrounding ground surface, thereby creating a concrete apron.

5. Well Driller Files Well Abandonment Completion Report (within 30 days)

6. Well Owner (BLM) Files Notification of Abandonment (within 30 days)

D. Basis for Evaluation of Proposals: The bidders shall submit all submittals under these specifications for the Base Work, which the Government will subjectively evaluate based on the following:

1. Technical approach.

2. Qualifications of key personnel especially the ones performing and overseeing the Work.

3. Past performance.

4. Price.

1.2 DEFINITIONS

A. Contracting Officer (CO) is the only official who can obligate the Government and is the only contact for any changes to the contract especially concerning contract time and money.

B. Contracting Officer’s Representative (COR) acts as the CO’s field representative who cannot obligate the Government. The CO delegates specific responsibilities to the COR in writing as the CO deems necessary.

C. Project Inspector (PI) is the CO’s field assistant who is physically present on the project site up to daily to conduct surveillance on the Contractor’s progress and passes on surveillance information to the COR. The CO delegates other specific responsibilities to the PI in writing as the CO deems necessary.

1.3 REFERENCES

A. Referenced Specifications and Standards with Abbreviations and Acronyms ADWR Arizona Department of Water Resources 500 N. 3rd Street Phoenix, AZ 85004-3921 www.water.az.gov www.adwr.state.az.us www.sos.state.az.us/public_services/Title_12/12-15.htm

AAC R12-15-816 Well Abandonment Well Abandonment Handbook

1.4 VARIATION IN QUANTITIES

A. The maximum abandoned well depth shall be 80ft, however given the collapse of the borehole, actual depth to perform the abandonment will vary between 80ft to 1ft.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Delivery: Protect products incorporated into the Work from damage while in transit to the site. Deliver products in original, unopened containers with manufacturer's name, brand designation, and contents legibly indicated.

B. Storage: Provide appropriate temporary storage facilities for products. Storage shall comply with the manufacturer's instructions. The storage area shall permit access for inspection and handling.

C. Handling: Load and unload products in such a manner that protects them from damage.

1.6 PROJECT AND SITE CONDITIONS

A. Location: Worksite is generally located at longitude N32.87192 decimal degrees, W110.59825 decimal degrees referenced to North American Datum 1983 (NAD83). In the Public Land Survey System (PLSS) in Arizona, Township 6S, Range 17E, Section 34, Aliquot Part SENW.

B. Climate: Mt. Trumbull rain gauge is located within approximately 1,000 feet of the drill site in T34N, R8W, Sec. 5. Long term annual precipitation for this rain gauge is

12.9 inches.

C. Access to the Worksite: Make use of existing roadways.

D. Schedule construction work between the hours of 7 a.m. and 5 p.m. Monday through Friday, except Federal Holidays (Government nonworking days). As necessary, request permission to work an alternate schedule or hours outside those designated from the Contracting Officer.

E. Camping: Short term camping is available at the drill site and BLM facilities are available to the contractor to defray travel costs. The cabins are equipped with bunks, shared kitchens, restrooms and showers. It is advised to bring drinking water. There is no available sewer dump. Camp location shall be subject to approval of the Contracting Officer. No campfires.

F. Environmental Considerations: If fuel or oil spills occur during the Contract, excavate to a depth of 12 inches beyond contaminated material and removed from the work location. Strictly observe prescribed measures to prevent water pollution to nearby water resources.

G. Natural Resource Protection: As long as the Contractor stays within the defined work area, most if not all of the following issues should not happen; nevertheless, adhere to the following:

1. Protect grounds and vegetation outside the work area from damage.

H. Cultural Resource Protection:

1. If the Contractor discovers any archaeological or historical artifacts, human remains, funerary objects, sacred objects or objects of cultural patrimony as defined in the Native American Graves Protection and Repatriation Act (PL 101-601; Stat. 3048; 25USC 3001) in connection with operations under this authorization, the Contractor shall stop operations in the immediate area of the discovery, shall protect the remains and objects, and shall immediately notify the Contracting Officer of the discovery. The Contractor shall continue to protect the immediate area of the discovery until notified in writing by the Contracting Officer that operations may resume.

2. The Contractor shall allow access to the archeologist for visual inspections of the project site during progress of the Work.

I. Sequencing and Scheduling

1. Requirements: Operations necessary to complete the work, including coordination with others relative to the Contractor's requirements are the Contractor's responsibility.

2. Schedule Work in such a manner as to avoid delays in construction and permit proper installation of work.

PART 2: PRODUCTS

There are no applicable requirements.

PART 3: EXECUTION

3.1 PROJECT MEETINGS

A. Pre-Work Conference: The CO will schedule prior to the start of the work and will notify the Contractor in advance of the meeting time, date, and place. The purpose will be to review required work, construction schedules, payroll, and payments, and administrative provisions of the Contract.

1. Be prepared to summarize and explain procedures planned for the work.

B. Progress Meetings: If needed, either the Contracting Officer or the Contractor can request a progress meeting. The request shall state who should attend and include an agenda.

C. Final Inspection: Final Inspection will happen at the well site. Notify the Contracting Officer or the COR two working days prior.

3.2 DISPOSAL OF DEBRIS

A. Requirements: Items or debris that the Government has not designated as salvage shall become the property of the Contractor. Dispose of any materials off the Worksite in a legal manner and payment for any fees required is the responsibility of the Contractor.

TEMPORARY FACILITIES AND CONTROLS

PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Requirements for temporary utilities for construction, temporary field office, first aid, sanitary facilities, vehicular access, temporary barriers and controls.

1.2 DEFINITION

A. Landscape Preservation: The term "injury" includes, without limitation, bruising, scarring, tearing, and breaking of roots, trunks, or branches.

1.3 QUALITY ASSURANCE

A. Regulations: Comply with applicable local regulations for haul routes over public highways, roads, or bridges. Comply with industry standards and applicable laws and regulations of authorities having jurisdiction including, but not limited to the following:

1. Building code requirements.

2. Health and safety regulations.

3. Utility company regulations.

4. Police, fire department, and rescue squad rules.

5. Environmental protection regulations.

6. Prevention and control of air pollution.

7. Prevention and control of water pollution.

1.4 EXPLOSIVES

A. Explosives: BLM prohibits the use of explosives for this project.

1.5 PROJECT CONDITIONS

A. Access Routes: Use only established roadways, areas, and haul routes, or temporary roadways, areas, or haul routes.

PART 2: PRODUCTS

2.1 TOILET UNITS & HYGIENE

A. The use of the Mt. Trumbull Trailhead vault toilet will be used as restroom facilities.

2.2 MATERIALS

A. Water: Provide potable water approved by local health authorities in a convenient location for workers’ use.

PART 3: EXECUTION

3.1 HAUL ROUTE, ROADWAYS & STORAGE/STAGIN AREAS

A. Examination: Investigate the condition of available public road for clearances, restrictions, bridge-load limits, bond requirements, and other limitations that affect or may affect access and transportation operations to and from the jobsite.

B. Storage/Staging Areas: The Contractor may use existing parking areas for trailers, equipment, and materials at the site. There is no requirement for fencing of materials or equipment at this site; however, the Contractor shall be responsible for cleanliness and orderliness of the area used and for the security of any material or equipment stored in this area.

3.2 LANDSCAPE PRESERVATION

A. Preservation: As long as the Contractor stays within the defined work area, most if not all of the following issues should not happen. Nevertheless, preserve and protect the natural landscape and existing vegetation, not required or otherwise authorized for removal. Conduct operations to prevent unnecessary destruction, scarring, or defacing of the natural surroundings nearby.

B. Anchorage: Do not use trees for anchorages.

3.3 MAINTENANCE & REMOVAL

A. Maintenance: Maintain temporary structures, facilities, and controls as long as needed for safe and proper completion of the work and as directed by the Contracting Officer.

B. Removal: Remove temporary structures, facilities, and controls as rapidly as progress of the work will permit and as approved by the Contracting Officer.

3.4 WASTE

A. Collection and Disposal of Waste: Collect waste from construction area daily. Handle hazardous, dangerous, or unsanitary waste materials separately from other waste by containerizing properly. Dispose of material lawfully.

3.5 CLEANUP

A. Requirements: Remove construction debris, waste materials, packaging material and the like from the worksite daily.

Period of Performance: Completion of work shall be completed by June 30, 2024.

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