NML_PARKING_LOT_SPECIFICATIONS.pdf

DIVISION 1 SECTION 01009

GENERAL REQUIREMENTS GENERAL INFORMATION AND REQUIREMENTS

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PART 1: GENERAL

1.1 SUMMARY

A. Description of Work: Furnishing labor, equipment, supplies, management, supervision, and materials, to mill approximately 1200 square yards of existing asphalt, remove and reinstall existing chain link fence, construct a detention and infiltration system for storm water, and place approximately 240 cubic yards of concrete at six inches thick for the new parking lot this will include parking striping for vehicles.

B. Location: Work under this Contract is located in Washakie County, Wyoming. The location of the work is at the Bureau of Land Management Wind River/Big Horn District Office. The facility is located at 101 Rodeo Drive, Worland, Wyoming.

C. Work Data Sheet: Designates the type and quantity of work required at project location.

1.2 REFERENCES

A. Referenced Specifications/Standards with Abbreviations and/or Acronyms: Wherever the following acronyms are used in these specifications or on the drawings, they are to be construed the same as the respective expressions represented. Copies of the referenced specifications/standards referred to herein may be procured by the Contractor, from the following:

AASHTO American Association of State Highway and Transportation Officials

ACI American Concrete Institute

ASTM American Society for Testing and Materials

CLFMI Chain Link Fence Manufacturers Institute

CRSI Concrete Reinforcing Steel Institute

MUTCD Manual on Uniform Traffic Control Devices for Streets and Highways

OSHA Occupational Safety and Health Administration

PCA Portland Cement Association

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1.3 DEFINITIONS

A. Approvals: Approval of the submittals is an indication that the Contractor's submittals have been reviewed and that there are no objections, except as noted. Approval of deviations shall apply only to those deviations or omissions from the requirements of the drawings and specifications brought to the Contracting Officer's attention in writing.

After approval of an item, submit a substitute for approval when the approved item cannot be purchased or delivered in time to avoid delay in completion of the project.

1.4 SUBMITTALS

A. Scope: Submittals include design computations, shop drawings, manufacturers' literature, as-built drawings, samples, and maintenance manuals.

B. Requirements: Refer to specifications for submittals required. Allow at least ten (10) working days for review. Submittals shall be delivered to the Contacting Officer.

C. Identification of Submittals: Completely identify each submittal by showing at least the following information:

1. Name and address of submitter, plus name and telephone number of the individual to contact for further information.

2. Name of project as it appears in these specifications.

3. Contract number, drawing number, and specification section number to which the submittal applies.

4. Whether this is an original submittal or resubmittal.

5. Each item shall clearly note the manufacturer's name and address, trade name, product, lot, style, color, catalog designation or model number, and locations of use.

1.5 CERTIFICATES OF CONFORMANCE

A. Requirements: The Contracting Officer may permit use, prior to sampling and testing, of materials when accompanied by Certificates of Conformance. Materials used on the basis of a Certificate of Conformance may be sampled and tested. Installation of materials on the basis of Certificates of Conformance shall not relieve the Contractor of responsibility for incorporating materials which conform to the requirements of the drawings and specifications. Material not conforming to those requirements will be subject to rejection, whether in place or not.

B. Format: The Certificate of Conformance provided by the supplier shall:

1. State that the named product conforms to the Contract requirements.

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2. Either be accompanied with a certified copy of the test results, or certify that such test results are on file with the manufacturer and will be furnished to the Contracting Officer upon request.

3. Provide the name and address of the manufacturer, the testing agency, and the date of tests.

4. Set forth the means of identification which will permit field determination of the product delivered as being the product covered by the certification.

1.6 QUALITY ASSURANCE

A. Codes and Standards: The work shall comply with codes and standards applicable to each type of work and as listed in the individual sections of these specifications. This Contract incorporates materials, applications, and tests by reference, with the same force and effect as when they were given in full text.

B. Conflict: Where a conflict occurs between reference documents and project specifications, the project specifications shall govern.

C. Measurements: Where approved manufacturer's diagrams and shop drawings give specific measurements or rough-in dimensions for equipment, these dimensions shall take precedence over dimensions indicated on the drawings.

D. Equipment: Prior to ordering equipment, verify dimensions and functions of equipment proposed for use including the electrical service requirements. Be certain the equipment is compatible with the structural and architectural features of the work, avoids conflicts with equipment of other crafts, and that it will fit in the space provided.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Delivery: Protect products incorporated into the work from damage while in transit to the site. Products must be delivered in original unopened containers with manufacturer's name, brand designation, and contents legibly indicated. The containers shall bear the referenced specification number, type, and class as applicable.

B. Storage: Provide 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 protecting them from damage.

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1.8 PROJECT/SITE CONDITIONS

A. Access to the Work: The work is located in 101 S. 23rd Street, Worland, Wyoming. There will be vehicle and foot traffic. The building is a working office building and will need continued access to doors for the public and employees.

B. Hours of Operation: Working hours for the Contractor shall be between 7:45 am to 4:30 pm excluding weekends and federal holidays. Employees and public will need access and utilization of the parking lot during construction. If the Contractor desires to work during periods other the ones mentioned above, the Contractor shall notify the Contracting Officer or designated representative three (3) days in advance of intention to work during other periods and receive written approval from the Contracting Officer. The Contractor shall provide notice forty-eight (48) hours before any interruption in any utility.

C. Environmental Considerations: Consideration for erosion control, air quality (dust), and noise shall be made.

D. Hazard Material: Concrete cleanout will not be allowed on the ground. Concrete will need to be in a contained location when cleaning trucks. Dispose of waste concrete at a legal and proper location and shall be at Contractor expense.

E. Fire Access: Access to the Fire Engine Bays shall be maintained at all times or adequate shall be given for Engines to be moved prior to work beginning. Fire access for emergency vehicles.

1.9 SEQUENCING AND SCHEDULING

A. Work Schedule: The schedule shall be submitted at the pre-work conference. When requested, submit an updated schedule within 3 calendar days. As a minimum, the estimated start and completion dates shall be shown in the estimate.

PART 2: PRODUCTS

(There are no applicable requirements.)

PART 3: EXECUTION

3.1 PROJECT MEETINGS

A. Pre-Work Conference:

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1. Will be held prior to the start of work. The Contractor will be notified in advance of meeting time, date and place. The purpose will be to review required work, project drawings and specifications, construction schedules, payroll and payments, and administrative provisions of the Contract.

2. The Contractor, subcontractors and the persons responsible for coordination of the work shall be present at the meeting.

3. Be prepared to summarize and explain procedures planned for the project [and present the submittals requested in the specifications.

B. Progress Meetings:

1. To be held at the project site, or as determined by the Contracting Officer.

2. May be called by either the Contracting Officer or the Contractor. Request shall state who should attend and include an agenda.

C. Final Inspection:

1. To be held at the project site, or as determined by the Contracting Officer.

2. Notify the Contracting Officer in writing at least five (5) working days before the completion date so the Government can schedule final inspection.

3. The superintendent shall be present during this inspection.

3.2 PREPARATION

A. Work Layout: The Government will provide drawings to give the Contractor measurements, lines and grades necessary for the work executed under the Contract.

B. Work Limits: Will be established by the Contracting Officer.

C. Utility Locates: The Contractor shall call Dig Line prior to commencing work.

3.4 DISPOSAL OF DEBRIS

A. Requirements: Items or debris not designated as salvage for the Government shall become the property of the Contractor. Disposal of materials in a legal manner and payment of fees required is the Contractor's responsibility. When hazardous materials are encountered during demolition operations, comply with applicable federal, state, and local regulations, laws, and ordinances concerning removal, handling, and protection against exposure or environmental pollution. Burning of removed materials is not permitted on the work site.

3.6 RECORD DRAWINGS

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A. General Requirements: A complete set of full-sized prints, furnished by the Contracting Officer for this purpose only, shall be kept at the site. As the job progresses, continuously maintain as-built drawings of the work. The changes shall be noted legibly in red pencil or red ink. These drawings shall be submitted to the Contracting Officer prior to final inspection. Should final inspection reveal changes in the project not so noted on the record drawings, record these changes on the as-built drawings within five (5) working days of final inspection and deliver completed record drawings to the Contracting Officer.

B. Installation Changes: Records shall be maintained of actual installations where at variance with the work shown, where changed, or where not otherwise located by dimension, elevation or other reference on the Contract drawings. Actual locations and elevations of equipment and components such as pipe, conduits and ducts occurring within concealed areas shall be recorded by actual dimensions referenced from readily accessible and permanent structures or monuments.

3.7 WARRANTY

A. Requirements: Materials and equipment furnished under this Contract shall be covered by the most favorable commercial warranties given to customers for such materials or equipment. The rights or remedies provided herein are in addition to and do not limit rights afforded to the Government by other clauses of this Contract. With respect to warranties, expressed or implied, from manufacturers or suppliers for materials or equipment furnished under the Contract the Contractor shall:

1. Obtain warranties that would be given in normal commercial practices.

2. Require warranties to be executed, in writing, for the benefit of the Government.

3. Submit warranties to the Contracting Officer prior to the final inspection.

PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this section will not be measured for payment.

4.2 BASIS OF PAYMENT

A. Payment: No direct payment for the work described under this section will be made.

Consideration for this item shall be included in the bid price for other items of the Contract.

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END OF SECTION

DIVISION 1 SECTION 01458

GENERAL REQUIREMENTS TESTING LABORATORY SERVICES

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PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Requirements for the Contractor to engage a qualified, independent testing laboratory to conduct specific tests where the Contractor is required to do so in this contract.

1.2 SUBMITTALS

A. Test Reports: The Contractor shall provide two (2) copies of test reports to the Contracting Officer. Reports shall include testing facility name, address, telephone number, and names of full-time responsible officers.

1.3 QUALITY ASSURANCE

A. Approval of Laboratory: The qualified, independent testing laboratory, which will be conducting the specific tests required in this contract, must have authority or be licensed to operate in the State in which the project is located. The testing laboratory shall be approved by the Contracting Officer prior to the Contractor beginning work.

B. Responsibilities of Laboratory:

1. Test samples of mixes submitted by the Contractor.

2. Provide qualified personnel at project site. Cooperate with the Contracting

Officer and Contractor in performance of services.

3. Perform specified sampling and testing of products and materials in accordance with specified standards.

4. Ascertain compliance of materials and mixes with requirements of specifications.

5. Promptly notify the Contracting Officer and Contractor of observed irregularities or non-conformance of work, products, or materials.

6. Perform additional tests required by the Contracting Officer.

7. Attend preconstruction meetings and progress meetings.

C. Limitations on Laboratory:

1. Laboratory may not release, revoke, alter, or enlarge on requirements of specifications.

2. Laboratory may not approve or accept partial portions of the work.

3. Laboratory may not assume duties of the Contractor unless approved in writing by the Contracting Officer.

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1.4 SEQUENCING AND SCHEDULING

A. Establishing Testing Schedule:

1. By advance discussion with the testing laboratory, determine the time required for the laboratory to perform its test and to issue its findings.

2. Provide required time within the construction schedule.

B. Revising Testing Schedule: When construction schedule changes are necessary during construction, coordinate such changes with the testing laboratory as required.

PART 2: PRODUCTS

A. Reports: Shall include:

1. Date issued.

2. Project title and number.

3. Name of inspector.

4. Date and time of sampling or inspection.

5. Identification of product and specification sections.

6. Location in the Project.

7. Type of inspection or test.

8. Date of test.

9. Results of tests.

10. Conformance with Contract Documents.

B. Interpretation: When requested by the Contracting Officer, provide interpretation of test results.

PART 3: EXECUTION

3.1 FIELD QUALITY CONTROL

A. Contractor Requirements: See individual specifications "Field Quality Control" paragraph for specific testing requirements. When applicable, the Contractor shall:

1. Deliver to agency or laboratory at designated location, adequate samples of materials proposed to be used which require testing, along with proposed mix designs.

2. Cooperate with laboratory personnel, and provide access to the Work.

3. Provide incidental labor and facilities:

a. To obtain, handle, and label or identify samples at the site or at source of products and materials to be tested.

b. To facilitate tests.

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c. To provide storage and curing of test samples.

4. Ensure samples are taken by qualified testing personnel.

5. Coordinate the laboratory test frequency and timing with the Contracting Officer.

6. Ensure tests are completed according to the testing schedule.

7. Furnish test reports within three (3) working days after tests have been completed.

B. Parking Area Field Testing:

Item Location Reference Frequency Remarks

Subgrade source AASHTO T 45 1/soil class AASHTO soil classification

Subgrade random AASHTO T 238 1/1000 CY in-place density pattern or 12 inch lifts and moisture content

Subbase/ random AASHTO T 238 1/1000 tons in-place density Base pattern and moisture content

Concrete structural ASTM C 31 1 set cylinder compressive strength 7 and 28 day break

Concrete structural ASTM C 143 1/truck slump

Concrete all AASHTO T 26 1/source water quality for mix

3.2 POST-TENSIONING OF CONCRETE

A. Inspection Prior to Concreting: Inspect tendons, drape of tendons, and plates for compliance prior to concreting.

B. Concrete Testing: As required in this section except make three test cylinders representing each area to be tensioned and cylinders shall be cured in the same manner as the concrete they represent. Make compression test at 7 and 28 days.

C. Post-tensioning: Observe post-tensioning operation and record actual force and elongation applied to each tendon.

D. Submit a report for the following:

1. Inspection of placement and post-tensioning of all strands.

2. Size, number, location, and drape of strands and the post-tensioning loads imposed. Check elongation of tendons within ranges established by manufacturer.

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E. Compression Test Reports:

1. Furnish certified compression test report to the Contracting Officer. On test report indicate following information:

a. Cylinder identification number and date cast.

b. Specific location at which test samples were taken.

c. Type of concrete, slump, and percent air.

d. Compressive strength of concrete in psi.

e. Weight of lightweight structural concrete in pounds per cubic feet.

f. Weather conditions during placing.

g. Temperature of concrete in each test cylinder when test cylinder was molded.

h. Maximum and minimum ambient temperature during placing.

i. Ambient temperature when concrete sample in test cylinder was taken.

j. Date delivered to laboratory and date tested.

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this section will not be measured for payment.

4.2 BASIS OF PAYMENT

A. Payment: No direct payment for the work described under this section will be made.

Consideration for this item shall be included in the bid price for other items of the Contract.

DIVISION 1 SECTION 01500

GENERAL REQUIRMENTS TEMPORARY FACILITIES AND CONTROLS

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PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Requirements for sanitary facilities, vehicular access, temporary barriers and controls, and project identification.

1.2 DEFINITIONS

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

B. Pesticides: Include herbicides, insecticides, fungicides, rodenticides, piscicides, avicides, surface disinfectants, animal repellents, and insect repellents.

C. Security: "Restricted Area" means an area where entry will not be allowed unless authorized by the Contracting Officer.

1. "Security Measures" means those measures contained in regulations or as may be established by the Contracting Officer and carried out by a Federal guard system to provide continuous and effective security of restricted areas.

1.3 SUBMITTALS

A. Temporary Utilities: Submit three copies of the implementation and termination schedule for each utility; and three reports of tests, inspections, meter readings, and similar procedures performed on temporary utilities.

B. Traffic Control Plan: Submit three copies. Include the following topics:

1. The requirements for specific signs, signals, channelizing and lighting devices, barricades, and flagpersons that are detailed in the current ANSI D6.1.

2. Provide for an unobstructed passageway for [one] [two] lines of traffic at all times on smooth and dustless lanes through the construction operations.

3. Provide for temporary connections of sufficient width for [one] [two] lines of traffic between the existing roadway and new [temporary] construction, where necessary.

4. Provide for convenient access to private residence and business driveways and buildings along line of work.

5. Provide for such guards as may be necessary to ensure against accidents and avoid damage or injury to passing traffic in areas where the nature of construction operations in progress and equipment and machinery in use pose a hazard.

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C. Landscape Protection Plan: Submit one (1) copies of description of protective barriers or other methods used to protect vegetation from damage or injury caused by construction operations seven (7) days before commencing construction activities.

1.4 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.

B. Manuals: Comply with latest Manual on Uniform Traffic Control Devices (MUTCD), Part VI.

C. Inspections: Arrange for authorities having jurisdiction to inspect and test each temporary utility before use. Obtain required certifications and permits.

PART 2: PRODUCTS

2.1 MATERIALS

A. Water: Provide potable water approved by local health authorities.

2.2 TOILET UNITS

A. Temporary Toilet Units: Provide self-contained, single-occupant toilet units of the chemical, aerated recirculation, or combustion type. Provide units properly vented and fully enclosed with a glass-fiber-reinforced polyester shell or similar nonabsorbent material.

2.6 PROJECT IDENTIFICATION

A. Construction Signs: Only signs to expedite deliveries, maintain traffic flow, promote safety, and caution against danger shall be erected, as necessary.

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PART 3: EXECUTION

3.1 INSTALLATION

A. Toilets: Install self-contained toilet units specified in Part 2 of this specification section.

Shield toilets to ensure privacy. Use of pit-type privies will not be permitted.

1. Provide separate facilities for male and female personnel.

2. Provide toilet tissue, paper towels, paper cups, and similar disposable materials for each facility. Provide covered waste containers for used material.

3.2 PEDESTRIAN CONTROL

A. Protection of Public: Construct fence, barricade, or otherwise block off the immediate work area to prevent unauthorized entry.

1. Illuminate barricades and obstructions at night; keep safety lights burning from sunset to sunrise.

2. Adequately barricade and post open cuts in or adjacent to thoroughfares.

3. Protect pedestrian traffic by guardrails or fences.

4. When pedestrian traffic is detoured onto a roadway, provide temporary walkways.

5. Cover pipes, hoses, and power lines crossing sidewalks and walkways with troughs using beveled edge boards.

3.3 VEHICLE TRAFFIC CONTROL

A. Preparation: Provide, erect, and maintain all necessary traffic control devices, including traffic cones, delineators, concrete safety barriers, barricades, suitable and sufficient flasher lights, flagpersons, danger signals, and signs, as specified on approved Traffic Control Plan and as required by the Contracting Officer. Take all necessary precautions for protection of the work and safety of the public on roads affected by the work during the contract period as construction work proceeds.

1. Do not start any construction work along public or private roads until the proper traffic control devices for warning, channeling, and providing safety for the motorists as specified on the approved traffic control plan are in place at the construction site.

B. Application: Maintain flow of public traffic and conduct operations for construction of parking so as to offer the least possible obstruction and inconvenience to the Government employees and public traffic.

1. Protect all roads closed to traffic with effective barricades having acceptable warning and detour signs. Conduct operation in a manner that will not close any

WFO BLM Parking Lot Storm Drainage Project 01500 - 4 thoroughfare or interfere with traffic except with written permission of the Contracting Officer. Illuminate all barricades and obstructions at night, and keep all lights burning from sunset until sunrise.

2. Erect such additional warning and directional signs in connection with the work as may be required by the Government. Requiring of additional signs by the Government in no way relieves the Contractor from full responsibility for protection of the work and for safety of the public.

3. Maintain the condition, operation, and effectiveness of all traffic control devices throughout their period of use. Remove all temporary traffic control devices when no longer needed.

3.4 LANDSCAPE PRESERVATION

A. Preservation: Preserve the natural landscape and preserve and protect existing vegetation not required or otherwise authorized to be removed. Conduct operations, to prevent unnecessary destruction, scarring, or defacing of the natural surroundings in the vicinity of the work.

B. Protection: Protect vegetation from damage or injury caused by construction operations, personnel, or equipment by the use of protective barriers or other methods approved by the Contracting Officer.

C. Anchorage: Do not use trees for anchorages except in emergency cases or as approved by the Contracting Officer

D. Damaged Vegetation: The repair or treatment of injured vegetation and the replacement of trees or shrubs shall be at the expense of the Contractor.

1. The Contractor is responsible for injuries to vegetation caused by Contractor operations, personnel, or equipment.

3.5 SECURITY MEASURES

A. Requirements: Protect the site, materials, and operations from theft, vandalism, and unauthorized entry.

3.6 MAINTENANCE AND 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.

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

3.7 CLEANUP

A. Requirements: See Section 01009 General Information and Requirements. Construction debris, waste materials, packaging material and the like shall be removed from the work site daily. Any dirt or mud which is tracked onto paved or surfaced roadways shall be cleaned away.

PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this section will not be measured for payment.

4.2 BASIS OF PAYMENT

A. Payment: No direct payment for the work described under this section will be made.

Consideration for this item shall be included in the bid price for other items of the Contract.

DIVISION 1 SECTION 01505

GENERAL REQUIREMENTS MOBILIZATION/DEMOBILIZATION

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PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Preparatory work and operations, including those necessary to the movement of personnel, equipment, supplies and incidentals to the project site; and for other work and operations which must be performed or costs incurred prior to beginning work on the various items on the project site. This specification does not include moves between project sites.

PART 2: PRODUCTS

(There are no applicable requirements.)

PART 3: EXECUTION

(There are no applicable requirements.)

PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT:

A. Units: The work described in this section will not be measured for payment.

4.2.1 BASIS OF PAYMENT:

A. Payment: No direct payment for moves between project sites will be made. The Contractor shall include consideration for moves between project sites in the bid price for other items of the Contract. Prices and payment will be full compensation for the work described in this section. Payment will be made under:

Pay Item Pay Unit

01505 (01) Lump Sum

DIVISION 2 SECTION 02202

SITE CONSTRUCTION COLD MILLING ASPHALT PAVEMENT

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Part 1: General

1.1 SUMMARY

A. Description of work: Cold milling asphalt pavement is the process of removing existing pavement from the parking area to the lines and dimensions shown on the plans or as directed by the Contracting Officer.

B. Section Includes: Furnishing material, equipment and personnel to mill existing pavement parking structure. Material created from milling is to be stock piled on site and recycled as base material for new pavement.

1.2 SUBMITTALS

A. General: Submittals shall be made in accordance to Section 01009-General Information and Requirements.

Part 2: Products

2.1 RECLAIMED ASPHAULT PAVEMENT (RAP)

A. The material produced as a result of cold milling shall be defined as Reclaimed Asphalt Pavement (RAP).

B. The Government will retain ownership of the RAP material, and the Contractor shall stock pile in designated location.

Part 3: Execution

3.1 CONSTRUCTION

A. Cold Milling Equipment The Contractor shall use equipment with automatic grade and slope controls, capable of cold milling existing asphalt pavement to an accurate depth of cut, profile and cross slope and shall be capable of loading the milling material directly into trucks. The cutting head of the cold milling machine shall be a minimum width of 6’ foot. 100% of produced material shall pass a 2” screen.

B. Cold Milling Asphalt Pavement:

Cold milling asphalt pavement shall be performed in a manner which prevents the tearing and breaking of underlying and adjacent pavement and the contamination of the RAP with granular, sub-grade or deleterious materials. All RAP shall be loaded directly to trucks from the milling machine and hauled to stockpile or disposed of. In the event of rain or other inclement weather, the Contractor shall suspend cold milling operations. The

DIVISION 2 SECTION 02202

SITE CONSTRUCTION COLD MILLING ASPHALT PAVEMENT

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Contractor shall make necessary allowances for drainage of water that may pond in areas where the milled sections have not been paved.

3.2 DISPOSAL OF DEBRIS

A. Requirements: Items or debris not designated as salvage for the Government shall become the property of the Contractor. Disposal of materials in a legal manner and payment of fees required is the Contractor's responsibility. Sale of material onsite is not allowed unless authorized in writing by the Contracting Officer. When hazardous materials are encountered during demolition operations, comply with applicable federal, state, and local regulations, laws, and ordinances concerning removal, handling, and protection against exposure or environmental pollution. Burning of removed materials is not permitted on the work site.

PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this section will be measured and paid for by the square yard.

4.2 BASIS OF PAYMENT

A. Payment: Prices and payment will be full compensation for the work described in this section. Payment will be made under:

Pay Item Pay Unit

02202 (01) Cold Milling of Asphalt Paving Square yard

DIVISION 2 SECTION 02223

SITE CONSTRUCTION SITE DEMOLITION

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PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: The removal and disposal of drainage structures, pavements, concrete, pipes, and other obstructions, salvage of items, and backfilling cavities left after removal is complete.

B. Related Sections:

1.2 SUBMITTALS

A. General: Submittals shall be according to Section 01009 - General Information and Requirements.

B. Schedule: Submit one (1) copy of a schedule indicating proposed methods and sequence of operations for demolition work prior to commencement of work. Include coordination for details for dust, noise, erosion, sediment and traffic. Provide detailed sequence of removal work to ensure uninterrupted progress of Government's on-site operations.

1.3 PROJECT/SITE CONDITIONS

A. Work Limits: Will be established by the Contracting Officer.

B. Traffic Control Plan: Provide for approval by the Contracting Officer a plan to control and protect the public, employees, and traffic adjacent to and within the project according to the MUTCD.

PART 2: PRODUCTS

(There are no applicable requirements.)

PART 3: EXECUTION

3.1 EXAMINATION

A. Verification of Conditions: Visit the site with the Contracting Officer and verify the extent and location of the demolition work required. Photograph existing damage to structure surfaces, equipment, or to surrounding properties which could be misconstrued

WFO BLM Parking Lot Storm Drainage Project 02223 - 2 as damage resulting from demolition work and give copies to the Contracting Officer prior to starting work.

3.2 PREPARATION:

A. Landscape Preservation: Protect vegetation that is outside the work limits from injury.

B. Protection: Protect existing buildings, facilities or utilities outside the work limits from damage. Damage shall be repaired or replaced at the Contractor's expense. Repair work shall not begin until authorized in writing by the Contracting Officer.

C. Traffic Control: Section 01500 - Temporary Facilities and Controls. Roadways shall not be closed or obstructed without written permission of the Contracting Officer. All operations shall be conducted with minimum interference to public or private roadways according to the Traffic Control Plan.

3.3 DEMOLITION

A. General: Raze, remove and dispose of pavements, concrete, pipes, and other obstructions to complete the specifications of the contract.

B. Removal of Concrete Surfaces or Structures: Noise levels above 90 db or impact levels above 2000 ft-lbs must be approved in writing by the Contracting Officer. Break concrete into pieces weighing a maximum of 150 pounds apiece, and dispose of off government controlled lands. Sawcut sidewalks, curbs, and structures when partial removal is required.

C. Removal of Pavement: Mill existing pavement as shown on the drawings. Break into pieces and use for new pavement or dispose of offsite.

3.4 EXPLOSIVES

A. Requirements: Use of explosives will not be approved.

3.5 BURNING

A. The use of burning at the project site on government controlled lands will not be permitted.

3.6 SALVAGE

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A. Requirements: Shall be according to Section 01009 - General Information and Requirements.

3.7 DISPOSAL OF DEBRIS

A. Requirements: Items or debris not designated as salvage for the Government shall become the property of the Contractor. Remove and dispose of such materials off government controlled lands according to Section 01009 - General Information and Requirements.

3.8 BACKFILLING

A. General: Fill cavities caused as a result of demolition.

B. Backfill Placement: Backfill materials shall be spread over the full width of the cross section of the cavity to a maximum loose thickness of six (6) inches, and shall be compacted as specified below before the next layer is spread. Use any type of compaction equipment except rubber-tired or smooth-steel-wheel rollers to obtain the required degree of compaction. The in-place materials shall be free of lenses, pockets, streaks, or layers of materials differing substantially in texture or gradation from the surrounding materials.

C. Frozen Material: Embankment shall not be placed when either the material or the surface on which it is to be placed is frozen.

3.9 FIELD QUALITY CONTROL

A. Testing: Furnish necessary equipment, labor, and materials to conduct the testing.

Testing shall be conducted in the presence of the Contracting Officer who shall be given 48 hours notice before any test is to be conducted. Make arrangements for a certified independent testing laboratory, according to the requirements of Section 01458 - Testing Laboratory Services, to perform the required testing, recording, and distributing of the results.

B. Moisture Content: During placing and compacting of backfill, the optimum moisture content (± 2 percent) as determined by AASHTO T 217 or AASHTO T 239, unless otherwise approved in writing by the Contracting Officer, shall be maintained by wetting or drying, as required.

C. Compaction: The backfill shall be compacted to a minimum density of 95 percent of the maximum dry density as determined by AASHTO T 99, Method C.

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3.10 CLEANUP

A. Site Grading: Rough grade areas affected by demolition and leave level to within one (1) percent maintaining grades and contours of site for appropriate drainage.

PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this section will be on a lump sum basis.

4.2 BASIS OF PAYMENT

A. Payment: Prices and payment will be made at the contract price, as indicated in the Bid Schedule, and will include full compensation for the work described in this section.

Payment will be made under:

Pay Item Description Pay Unit

02223(01) Removal of Base and Subbase Lump Sum 02223(02) Removal of Concrete Square Yard

DIVISION 2 SECTION 02339

SITE CONSTRUCTION WATERING

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PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Distributing and applying water required for compaction of backfilling, dust control, and parking areas.

B. Related Sections

General Information and Requirements Section 01009

1.2 PROJECT/SITE CONDITIONS

A. Water Source: Contractor shall furnish the water source for the work.

PART 2: PRODUCTS

2.1 MATERIALS

A. Water: Shall be clean and free from harmful amounts of oils, acids, alkalis, salts and organic materials. Potable water is acceptable.

2.2 EQUIPMENT

A. Requirements: Provide necessary pumping equipment, piping, tanks, water trucks, and measuring devices. Water trucks shall be equipped with a spray bar of adequate capacity and design to ensure uniform application of water in the amounts designated.

PART 3: EXECUTION

3.1 APPLICATION

A. Compaction: Water shall be applied uniformly to each layer of backfill to obtain the optimum moisture content determined by AASHTO T 217 or T 239. The moisture content shall be ±2% of optimum unless otherwise approved. The amount of water used in compaction shall be sufficient to obtain the percent relative compaction required.

B. Seeding and Dust Control: Water shall be applied to those areas identified by the Contracting Officer as dust control.

DIVISION 2 SECTION 02339

SITE CONSTRUCTION WATERING

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PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this section will be paid for on a lump sum basis. No measurement or payment will be made for drying materials containing too much moisture due to overwatering.

4.2 BASIS OF PAYMENT

A. Payment: Prices and payment will be full compensation for the work described in this section. Payment will be made under:

Pay Item Description Pay Unit

02339(01) Watering Lump Sum

DIVISION 2 SECTION 02514

SITE CONSTRUCTION SITE WATER DISTRIBUTION

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PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Furnishing and installing a water tanker filling station.

1.2 SUBMITTALS

A. General: Submittals shall be according to Section 01009 - General Information and Requirements.

B. Product Data: Submit one (1) copy of the product data, including pressure rating, rated capacity, and settings of selected models for the following:

1. Backflow preventers.

2. Identification materials and devices.

C. Manufacturer's Instructions: Submit one (1) copy of manufacturer's instructions for the following including special provisions required to install equipment, components, and system packages:

1. Pipe Connections

2. Gaskets

3. Pipe Fittings

D. Wiring Diagrams: Submit three copies of wiring diagrams for alarm devices.

E. Record Drawings: Submit one (1) copy of record drawings at Project closeout of installed water system piping and products.

1.3 QUALITY ASSURANCE

A. Failure Criteria: Not limited to the following:

1. Evidence of leakage

2. Evidence of breakage of pipe

3. Malfunctioning valves

4. Blockage of piping

5. Contamination of water, rendering it not potable

6. Pressure drop

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B. Labeling Requirements: Polyvinyl Chloride (PVC) and polyethylene (PE) plastic pipe and fittings shall carry the National Sanitation Foundation (NSF) seal of approval when used in potable water systems.

C. Regulatory Requirements

1. Comply with requirements of utility supplying water. Include tapping of water mains and backflow prevention.

2. Comply with standards of authorities having jurisdiction for fire protection systems. Include materials, hose threads, installation, and testing.

3. Comply with standards of authorities having jurisdiction for potable water piping and plumbing systems. Include materials, installation, testing, and disinfection.

1.4 DELIVERY, STORAGE, AND HANDLING

A. Caps: Deliver pipes and tubes with factory-applied end-caps. Maintain end-caps through shipping, storage, and handling to prevent pipe-end damage and to prevent entrance of dirt, debris, and moisture.

B. Storage: Store materials and equipment according to the manufacturer's instructions.

Protect stored pipes and tubes from moisture and dirt. Elevate above grade. Do not exceed structural capacity of floor when storing inside.

1. Rubber gaskets that are not to be installed immediately shall be stored in a cool and dark place.

C. Handling: Pipe and accessories shall be handled so as to insure delivery to the trench in sound, undamaged condition. Particular care shall be taken not to injure the pipe coating or lining. If the coating or lining of any pipe or fitting is damaged, the repair shall be made by the Contractor at no cost to the Government in a satisfactory manner. Pipe shall be carried into position and not dragged. Use of pinch bars and tongs for aligning or turning pipe will be permitted only on the bare ends of the pipe. The interior of pipe and accessories shall be thoroughly cleaned of foreign matter before being lowered into the trench and shall be kept clean during laying operations by plugging or other approved method. Before installation, the pipe shall be inspected for defects. Material found to be defective before or after laying shall be replaced with sound material without additional expense to the Government.

1. Coated and Wrapped Steel Pipe: Coated and wrapped steel pipe shall be handled in conformance with AWWA C203.

2. Polyethylene (PE) and Polybutylene (PB) Pipe: PE pipe, fittings, and accessories shall be handled in conformance with AWWA C901; PB pipe, fittings, and accessories shall be handled in conformance with AWWA C902.

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3. Miscellaneous Plastic Pipe and Fittings: Polyvinyl Chloride (PVC), Reinforced Thermosetting Resin Pipe (RTRP), and Reinforced Plastic Mortar Pressure (RPMP) pipe and fittings shall be handled and stored in accordance with the manufacturer's recommendations. Storage facilities shall be classified and marked in accordance with NFPA 704, with classification as indicated in NFPA 49 and

NFPA 325.

1.5 PROJECT CONDITIONS

A. Existing Utilities: Perform site survey, research public utility records, and verify existing utility locations. Contact utility-locating service for area where Project is located.

1. Verify that water system piping may be installed in compliance with original design and referenced standards.

PART 2: PRODUCTS

2.1 PIPES AND TUBING

A. Galvanized Steel:

B. Copper Tube: ASTM B 88M, Types A and B ASTM B 88, Types K and L, seamless water tube, annealed temper.

1. Copper Tube Fittings: ASME B16.22, wrought-copper, solder-joint pressure type.

C. Cast Brass Compression and Flair Fittings: Of the same size as the connecting PE tubing.

D. Insert Fittings: Brass, Stainless Steel, Galvanized Steel, Nylon, serrated insert end with corrosion resistant bands or crimp rings. Adapter fitting shall have threaded end; plastic fittings shall be according to ASTM D 2609.

2.2 VALVES AND VALVE BOXES

A. Civil: Section 02516 - Valves.

B. Mechanical: Section 15100 - Valves.

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2.3 BACKFLOW PREVENTERS

A. General: ASSE Standard backflow preventers, of size indicated for maximum flow rate and maximum pressure loss indicated.

1. Working Pressure: 150 psig minimum except where indicated otherwise.

2. DN 50 2 Inches and Smaller: Bronze body with threaded ends.

3. DN 65 2-1/2 Inches and Larger: Bronze, cast-iron, steel, or stainless-steel body with flanged ends.

a. Interior Lining: FDA-approved epoxy coating for backflow preventers having cast-iron or steel body.

4. Interior Components: Corrosion-resistant materials.

5. Exterior Finish: Polished chrome plate when used in chrome-plated piping system.

6. Strainer on inlet where strainer is indicated.

B. Double-Check Backflow Prevention Assemblies: ASSE 1015, with valves on inlet and outlet and strainer on inlet. Include test cocks with 2 positive-seating check valves for continuous-pressure application.

1. Pressure Loss: 5 psig maximum through middle third of flow range.

C. Anti-siphon, Pressure-Type Vacuum Breakers: ASSE 1020, with valves, spring-loaded check valve, and spring-loaded floating disc. Include test cocks and atmospheric vent for continuous-pressure application.

1. Pressure Loss: 5 psig maximum through middle third of flow range.

D. Double-Check Detector Assembly Backflow Preventers: ASSE 1048, FM-approved or UL-listed, with OS&Y gate valves on inlet and outlet, and strainer on inlet. Include 2 positive-seating check valves and test cocks, and bypass with displacement-type water meter, valves, and double-check backflow preventer, for continuous-pressure application.

1. Pressure Loss: 34 kPa (5 psig) minimum through middle third of flow range.

PART 3: EXECUTION

3.1 PIPE INSTALLATION

A. General: No pipe shall be installed in water. Keep the interior of the pipe clean. The pipe shall not be covered until the pressure test has been approved. Ends of lines shall be capped leaving sufficient space for later removal.

1. Install piping at indicated slope.

2. Install components having pressure rating equal to or greater than system operating pressure.

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3. Install piping free of sags and bends.

4. Locate groups of pipes parallel to each other, spaced to permit valve servicing.

5. Install fittings for changes in direction and branch connections.

B. Water Main Connection: Contractor shall tap water main with size and in location as indicated according to requirements of water utility.

C. Cutting of Pipe: Cutting of pipe shall be done in a neat manner without damage to the pipe. Unless otherwise instructed by the manufacturer and authorized by the Contracting Officer, cutting shall be done with an approved type mechanical cutter. Use a wheel cutter when practical. Cut copper tubing square and remove all burrs. Do not use squeeze type mechanical cutters for ductile iron.

D. Anchorages: Install anchorages for tees, plugs and caps, bends, crosses, valves, and hydrant branches.

3.2 BACKFLOW PREVENTER INSTALLATION

A. Requirements: Install backflow preventers of type, size, and capacity indicated. Include valves and test cocks. Install according to plumbing and health department authorities having jurisdiction.

1. Do not install bypass around backflow preventer.

2. Do not install reduced-pressure-principle-type in pit.

B. Support: Support backflow preventers, valves, and piping on 3000-psi minimum, portland-cement-mix concrete piers as indicated.

3.3 OTHER WORK

A. Manhole and Cover: Section 02533 - Sanitary Cleanouts, Manholes, Frames, and Covers.

PART 4: MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Units: The work described in this Section will be on a lump sum basis.

4.2 BASIS OF PAYMENT

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A. Payment: No direct payment for the work described under this section will be made.

Consideration for this item shall be included in the bid price for other items of the Contract.

Pay Item Description Pay Unit

02514(01) Water Tanker Filling System Lump Sum

DIVISION 2 SECTION 02516

SITE CONSTRUCTION VALVES

WFO BLM Parking Lot Storm Drainage Project 02516 - 1

PART 1: GENERAL

1.1 SUMMARY

A. Section Includes: Furnishing and installing drains, valves, and fittings.

1.2 SUBMITTALS

A. General: Submittals shall be according to Section 01009 - General Information and Requirements.

B. Manufacturer's Literature: Submit one (1) copy of the manufacturer's descriptive data for the valves, and fitting to be used on this project.

C. Installation Instructions: Submit one (1) copy of the manufacturer's installation instructions for the valves, and fittings to be used on this project.

D. Shop Drawings: Submit one (1) copy of shop drawings of the major assemblies and components to be used on this project.

PART 2: PRODUCTS

2.1 VALVES

A. Ball Valves: thermoplastic, manufactured of PVC, with Vitron, EPDM seats and seals.

Valves shall have a minimum pressure rating 150 psi and be the same nominal size as the connecting pipeline, unless otherwise noted on the drawings. Ball valves shall be 1/4-turn from fully open to fully closed, with operating nut suitable for operation with a wrench through the valve box as specified herein. Required force for valve operation shall be no more than 15-foot pounds when line pressure is 50 psig. Ball valves shall be ported such that headloss through the valve is less than that through 10 lineal feet of new PVC piping of the same nominal size.

C. Gate Valves:

1. buried valves, 3-inch and smaller shall feature iron body, rated for 250 lb SWP and

500 lb WOG, non-rising stem, “O” ring stem seal using resilient synthetic rubber, inside screw and solid wedge, 2-inch square operating nut. MSS SP-80.

2. buried valves,…