Atch 1 SOW 16 May 2024.pdf

STATEMENT OF WORK

ADD 100 FEET OF SANITARY SEWER LINE

FROM BLDG 324

GHLN24-3875

Prepared by:

90 Civil Engineer Squadron/CES

F.E. Warren AFB, WY 82005

16 May 2024

United States Air Force

Contents

1. GENERAL REQUIREMENTS:

2. PROJECT SCOPE:

3. WORK SCHEDULE

4. PERFORMANCE PERIOD

5. WINTER SUSPENSION

5. WORK AREA ACCESS

6. VACATING THE WORK AREA

7. SITE MAINTENANCE AND CLEAN-UP

8. QUALITY OF WORK

9. SPECIFICATIONS OF WORK:

1. GENERAL REQUIREMENTS:

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

Conduct all work in accordance with the SOW and Specifications herein, all applicable codes, manufacturer’s recommendations, and the construction drawings and details. The Contractor shall pay special attention to the FE Warren AFB Installation Facilities Standards

(IFS).

The Contractor shall follow all Green Procurement mandates and submittal requirements.

The government requires the use of recycled and recovered materials, bio-based projects, energy and water saving products, and environmentally preferable projects. Energy Star, REMP-designated, or EPA Water Sense labeled equipment, appliances, and fixtures are mandated in all cases unless specifically directed otherwise.

Comply with National Pollutant discharge Elimination System (NPDES) Regulations.

Dispose of all waste generated by this project according to all applicable regulations. Adhere to Storm Water Management Plan and Storm Water Pollution and Prevention Plan. The plan shall be prepared by the contractor if applicable and submitted for approval prior to commencement of work. The contractor is responsible for sending the Certificate of Completion to the Department of Environmental Quality.

The Contractor is responsible to verify site conditions, measurements, quantities, and materials needed to complete this project prior to submitting a proposal, ordering materials, and starting work activities. All materials including those concealed or covered shall be new and of the most suitable and highest grade and type for the intended use unless otherwise indicated.

Install all materials in strict accordance with the manufacturer’s printed instruction and details: rigid, secure, plumb, level aligned, square and straight with suitable fastening devices.

The term “provides” means provide (or furnish) and install.

The term “replace” means remove existing material or items and furnish and install a similar new material as required to match existing adjacent material or items.

Any change in condition or modification with this project must be presented to the Contracting Office and approved by the Project Manager prior to changes. After the changes have been agreed upon, the contractors shall complete a FIELD CHANGE REPORT, processed through the contracting office. It will reflect whether additional costs will be incurred by the Government. It will also have all agreeing party’s signatures.

Provide traffic control and safety barricade to prevent pedestrians and work vehicles from entering the work area. Protect the areas next to construction that are not to be removed.

Coordinate road closures and traffic restrictions with 90 CES two weeks prior to construction activities.

1.10 See AF Form 66 for required submittals. This may not be a totally inclusive list. When doubt exists on a product, submit it. Other submittals required per specifications may apply.

1.11 Review of Technical Submittals by the Government will not be construed as a complete check but indicates only that the submittals are in general conformance with the design concept and with the information given in the Contract Documents. This approval shall not relieve the Contractor from responsibility for errors and omissions. The Contractor is responsible for field measurements, dimensions, design of adequate connections, details, fabrication processes, and the means, methods, techniques, and procedures for satisfactory installation.

1.12 All facility work must comply with the latest edition of the International Building Code (IBC) and all applicable UFC’s.

1.13 If any excavation or ground penetration is necessary, request and obtain 100% approval on a Dig Permit (AF Form 103) prior to any digging, trenching, or below grade construction work. The Contractor must maintain utility marking throughout the project. Contractor is responsible for extending/updating dig permit until digging, trenching, or below grade construction work is completed.

1.14 If any welding, cutting, grinding, brazing, torch, open flame, or spark generating equipment is utilized, the contractor shall obtain a “hot work” permit from the 90 CES/CEF Fire Department prior to commencing any such work. Contractor is responsible for extending/updating “hot work” permit until such work is completed.

1.15 Permits to Construct in Wyoming – The WDEQ requires approval and/or permit-to-construct prior to commencing construction of or addition to sanitary sewer systems or water systems that occur in the State of Wyoming. Laramie County Health Department, Division of Environmental Health also requires approval and/or permit-to construct prior to commencing construction of or additional to applicable sanitary sewer system. The plans, specifications, and design report must be certified by a Professional Engineer (PE) registered in the State of Wyoming. The contractor shall be responsible for coordinating the submittal requirements, approval of the design, and/or permit(s)-to-construct with 90 CES/CEIE and 90 MDOS/SGOJ (Bioenvironmental Engineering Flight), the WDEQ Water Laramie County Health Department, Division of Environmental Health (if applicable).

2. PROJECT SCOPE:

The Contractor shall provide all labor, materials, equipment, transportation, and supervision necessary to perform all work associated with the installation of a new sanitary sewer line at FE Warren AFB. The new line will run from the existing manhole (Manhole 2) south of BLDG 324 to the manhole located in the roadway of 15th Cavalry (Manhole 4). Project scope is to tap two manholes, pour a new invert, and install 4-inch PVC line. Project includes all valves, fittings, pipe, and appurtenances. All abandoned manhole penetrations will be capped. The work includes but is not limited to the following items: removal of curb and gutter, removal of asphaltic surface, protecting landscaped areas from construction/equipment damage, replace all hardscapes damaged or removed due to construction activities, and reseed/restore all landscaped areas to their state prior to construction.

2.1 Environmental Requirements:

Contractor shall seek approval from the Contracting Officer prior to using any material considered to be hazardous to complete this project. A hazardous material is any substance or material that has been determined to be capable of posing an unreasonable risk to health, safety, or property.

Asbestos: If potentially hazardous materials such as asbestos are encountered, provide sampling and laboratory test results to Project Manager for approval. Samples should be taken by a properly trained and accredited asbestos professional (inspector). In the event that asbestos material are discovered, the government will seek additional funding for abatement. An advance 10-day Notification to WY DEQ/AQD will be required prior to any abatement work being accomplished.

Any asbestos waste generated must be disposed of properly and be manifested through 90 CES/CEI at Building 321.

Lead: Some surfaces and materials may contain lead. When materials containing lead are disturbed or removed, comply with all applicable RPA, OSHA, State and Federal laws and regulations.

Mold Remediation: Some surfaces may contain mold. When surfaces containing mold are present, the effective way to clean mold is to use detergent solutions which physically remove mold. Use a commercially available detergent marketed for mold cleanup that include an EPA-approved antifungal agent.

Contractor shall seek approval from the Contracting Officer prior to using any material considered to be hazardous to complete this project.

2.2 Security Requirements:

The security requirements will vary from building to building. Coordinate with 90 CES and the Contracting Office. There are no OPSEC requirements for this project.

2.3 Safety Requirements:

The safety requirements will be the same throughout. Follow the Accident Prevention Plan (APP) and Activity Hazard Analysis (AHA) the Contractor has created for the entirety of the project.

2.4 Licenses and Permits:

Follow Local, State, and Federal rules and regulations relating to licenses and permits required throughout the entirety of the project.

3. WORK SCHEDULE

Site work hour shall be from 7:30 AM to 4:30 PM. Workdays are Monday through Friday except federal holidays.

4. PERFORMANCE PERIOD

Work start date shall be coordinated with the user and Contracting Office. The performance period for this project will be 75 calendar days.

5. WINTER SUSPENSION

In the case of the winter season, the contractor will notify the Government of their intent to close construction activities for the season due to weather. 90 CES will validate that the weather no longer allows work to be performed within the Specifications. The project will be placed into suspension and the remaining number of PoP days will be documented. When the suspension is lifted a new completion date will be established based on the remaining PoP days.

5. WORK AREA ACCESS

The building may be occupied throughout the duration of the project. Closely coordinate with Construction Management (CM) and Facility Managers for access to facilities.

6. VACATING THE WORK AREA

During exercises, natural disasters, and national emergencies or for security reasons, the contractor may be required to vacate a work area.

7. SITE MAINTENANCE AND CLEAN-UP

All work areas will be cleaned of debris on a daily basis. Leave facility and work areas in a clean condition ready for use. All work shall be left free of blemishes and defects. Construction marks are not acceptable on any exposed finished surface. Protect the existing facility, sidewalk, and landscaping from damage due to equipment of personnel. Promptly remedy all damage or loss thereto. All excavation left open overnight must be fenced with adequate signage.

8. QUALITY OF WORK

All work shall be performed in a professional manner, suitable to the Project Engineer.

9. SPECIFICATIONS OF WORK:

Principle features or work: Refer to drawings and schedules. The project will include, but not be limited to the following items of work. This scope is a general overview of the intended work.

1. Contractor to supply as-built drawings to 90 CES Project Manager. Notify 90 CES Project Inspector and Drafting Department 24 hours prior to backfilling of utilities installed so as-built survey information can be collected.

2. Contractor to provide a traffic control plan and all associated signage and materials.

3. Contractor to provide fencing and signage for excavation left open overnight.

4. All permitting and fees will be the responsibility of this contractor.

5. Contractor to provide temporary restrooms for construction crews.

Existing Conditions

1. Removal and disposal of concrete, asphalt, and other construction debris off base by the Contractor.

2. Contractor to pothole and identify material type, size, and depth of existing utilities prior to procurement of materials. Notify 90 CES if existing conditions differ from the plans.

3. Assume all existing lines are DIP. Contractor to pothole to identify the material requirements to make connection prior to procurement of materials.

4. The existing sewer line feeds into a manhole as shown in the drawings. Cap the existing outlet of Manhole 2 and the inlet of Manhole 3 with concrete.

5. Protect the existing gas line on the north side of 15th Cavalry.

6. Re-seed disturbed areas in accordance with the specifications. Non-irrigated turf seed shall consist of a mixture of the following applied at the rate of 50 lbs. per acre for drilling and twice that rate for broadcasting: Blue Gramma, Fairway Crested Wheatgrass, Smooth Brome, Western Wheatgrass. See Exhibit A for the Base Seed Mix.

7. All sidewalks, gravel/asphalt driveways, landscaping, and other features disturbed by construction activities shall be returned to their original state. This includes landscaping irrigating, proper backfill, compacting, reseeding/sod, repaving, and any related activities.

Concrete

1. Pour concrete in Manhole 2 to adjust the invert to flow toward Manhole 4.

2. Replacement of all concrete curbs, gutters, or any other hardscapes damaged by construction will be replaced to original state as shown in the drawings.

Earthwork

1. Provide imported material, if required, for pipe bedding material and/or backfill operations.

Sand or equivalent material is permitted as long as no sharp rocks are utilized around the pipe. Material should not be prone to settlement.

2. Haul off and dispose of excess or unsuitable matter as required.

3. Compaction of backfill will be in accordance with the specification. Testing of compaction by a 3rd party testing company will be paid for by this contractor.

4. In areas that will be re-seeded, stockpile topsoil in a manner that it can be respread without contamination.

5. Reference City of Cheyenne and Board of Public Utilities Standard Drawings and

Specification for backfill material and requirements.

Utilities

1. Install a vertical drop pipe in Manhole 2 with a 45-degree sweep at the end to avoid splatter.

Install a new invert to channel material toward Manhole 4. The bottom of the drop pipe should be at the top of the invert. Secure the drop pipe to the interior of the manhole.

2. Hot tap Manhole 2 at new invert location and install a new 4-inch, green or white Schedule 40 PVC sewer line as shown in the drawings and specifications. The amount of drop in the line will be ¼ inch per foot.

3. Tap into Manhole 4 and install a vertical drop pipe with a 45-degree sweep at the end to avoid the splatter in the manhole as needed. Secure the drop pipe to the interior of the manhole. The bottom of the sweep should align with the top of the existing pipe. See drawing for detail.

4. Provide tracer wire and marking tape for new sanitary sewer line.

Exterior Improvements

1. Patch all removed or damaged asphalt due to construction activities. Reference City of Cheyenne and Board of Public Utilities Standard Drawings and Specifications for typical patch details over water pipe.

2. Replace striping as needed.

3. All hard surfaces must be swept clean.

END OF REQUIREMENTS

Exhibit A: Base Seed Mix

Section 32 92 19 para 2.1.3 of the Specifications calls for Bowie Buffalograss.

Native Mix:

Green Needlegrass, VNS 24.75%

Bluebunch Wheatgrass, SECAR 24.61%

Western Wheatgrass, ARRIBA 24.25%

Indian Ricegrass, PALOMA 12.39%

Thickspike Wheatgrass, CRITANA 11.64%

Weeds less than 10%

Available at Sharp Bros. Seed, Greeley CO (ask for the Skils’kin Mix)