Coal_Banks_Boat_Ramp_Specifications_1.pdf

COAL BANKS BOAT RAMP RENOVATION

SPECIFICATION INDEX

General Information and Requirements........................Section MT-01009

Government Furnished Property...............................Section MT-01019

Temporary Facilities and Controls...........................Section MT-01500

Watering....................................................Section MT-02201

Site Grading................................................Section MT-02213

Crushed Aggregate Base Materials............................Section MT-02233

Seeding.....................................................Section MT-02933

Boat Ramp Facility..........................................Section MT-03305

Concrete, Minor Quantities..................................Section MT-03306

SECTION MT-01009

GENERAL INFORMATION AND REQUIREMENTS

GENERAL INFORMATION AND REQUIREMENTS 01/24

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PART 1: GENERAL

1.01 SUMMARY:

A. Description of Work: Furnishing labor, equipment, supplies, and materials, to renovate an existing recreation area. Work to include but not limited to: constructing a new boat ramp facility and six-foot auxiliary lane in accordance with the contract drawings and these specifications.

B. Location: Work under this Contract is located in Chouteau County, Montana. Work location shown on drawings.

1.02 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

444 North Capitol Street N.W., Suite 225

Washington, DC 20001

AISC American Institute of Steel Construction

400 North Michigan Avenue

Chicago, IL 60611

ANSI American National Standards Institute

1430 Broadway

New York, NY 10018

ASTM American Society for Testing and Materials

1916 Race Street

Philadelphia, PA 19103

AWS American Welding Society, Inc.

P.O. Box 351040

Miami, FL 33135

CRSI Concrete Reinforcing Steel Institute

933 North Plum Grove Road

Schamberg, IL 60173-4758

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FP Standard Specifications for Construction of Roads and

Bridges on Federal Highway Projects

Superintendent of Documents

Government Printing Office

Washington, DC 20402

Fed. Spec. Federal Specification/Standard

General Services Administration

Specifications Branch

Room 6039, GSA Building

Seventh and D Streets, S.W.

Washington, DC 20407

MDT Standard Specifications for Road and Bridge Construction, 1995

Edition

Montana Department of Transportation

Contract Plans Section

2701 Prospect Avenue

Helena, MT, 59620

MUTCD Manual on Uniform Traffic Control Devices for Streets and

Highways

Superintendent of Documents

Government Printing Office

Washington, DC 20402

OSHA Occupational Safety and Health Administration's Standards

U.S. Department of Labor

Occupational Safety and Health Administration

Denver Area Office

333 West Colfax Avenue

Denver, CO 80204

WWPA West Coast Lumber Inspection Bureau

1500 Yeon Building

Portland, OR 97204

*Federal Specifications and catalogs may be obtained at Business Service

Centers of Regional Offices of the General Services Administration.

(Washington, DC; Boston, MA; New York, NY; Philadelphia, PA; Atlanta, GA;

Chicago, IL; Kansas City, MO; Fort Worth, TX; Denver, CO; San Francisco, CA;

and Auburn, WA.)

1.03 DEFINITIONS:

A. Approvals: Approval of the submittal is an indication that the

Contractor's submittal has 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, the Contractor may submit a substitute for

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approval when the approved item cannot be purchased or delivered in time to avoid delay in completion of the project.

1.04 SUBMITTAL:

A. Scope: Submittals include, but are not limited to the following: design computations, shop drawings, manufacturer’s literature, as-built drawings, samples, and maintenance manuals.

B. Requirements: Refer to specifications for submittals required. Allow at least 5 working days for review. Submittals shall be delivered in full to the Contracting Officer’s Representative at the time of the pre-work conference.

C. Identification of Submittal: Two copies of each submittal shall be presented to the Contracting Officer’s Representative for approval.

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 re-submittal.

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.

1.05 CERTIFICATES OF CONFORMANCE:

A. Requirements: The Contracting Officer’s Representative 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 conforming 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 form of the Certificate of Conformance provided by the supplier shall be as follows:

a. Two copies of the Certificate of Conformance shall be submitted for approval.

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b. The certificate shall state that the named product conforms to the contract requirements.

c. The certificate shall 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’s Representative upon request.

d. The certificate shall provide the name and address of the manufacturer, the testing agency, and the date of tests.

e. The certificate shall set forth the means of identification permitting field determination of the product delivered as being the product covered by the certification.

1.06 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 listed 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.

1.07 DELIVERY, STORAGE, AND HANDLING:

A. Delivery: The Contractor shall 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 and brand designation and contents legibly indicated. The containers shall bear the referenced specification number, type, and class as applicable.

B. Storage: The Contractor shall provide temporary storage facilities for products complying with manufacturer's recommendations, which will protect the products from damage until installation on the project and final acceptance. The storage area shall permit access for inspection and handling.

C. Handling: The Contractor shall load and unload products in such a manner that protects the products from damage until installation on the project.

1.08 PROJECT/SITE CONDITIONS:

A. Access to the Work: The work site is accessed by State, County and

Federal Roads.

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B. Construction Stipulations: The recreation site under construction shall be closed to the public during the construction process. Any closures shall be communicated to the public with construction signage. Contractor shall furnish all construction signage identified in Section MT-01500 Temporary

Facilities and Controls. Contractor shall also provide any additional signage required by local, state or federal authorities with jurisdiction.

It is the Contractor’s responsibility to provide adequate barriers and signage to communicate the site closure to the public.

C. Environmental Considerations: The aesthetic values of the site and surrounding area are of prime importance. Contractor shall take all care necessary to preserve all plant life and other natural features. No surface damage outside the staked area shall occur. Any surface damage outside the staked area shall be corrected at the expense of the

Contractor. Any damage to existing state, county or local roads used to transport materials to the project, shall also be corrected at the expense of the Contractor.

D. Construction Facilities:

1. Do not park vehicles or equipment or store materials on private property without written permission from the property owner.

2. Contractor shall contact the Montana one-call system for utility locations before starting work. All utility locations shall include public and private utilities at the construction site. The number for the Montana one-call system is 1-800-424-5555.

E. Repair of Underground and Overhead Utilities: Contractor is responsible for any damage to underground and overhead utilities such as, but not limited to: water, electrical, phone, sewer, fiber optic and main power lines. All damage to underground or overhead utilities will be the full responsibility of the Contractor and shall be repaired at the Contractor’s expense. The Government is responsible for removing and/or repairing existing irrigation system during and following construction.

F. Repair of Existing Road Surface: Contractor is responsible for any damage to existing road surfaces from construction equipment. Contractor must repair any damaged road surfaces back to their existing condition before project completion.

1.09 SEQUENCING AND SCHEDULING:

A. Work Schedule: The detailed work schedule shall be submitted by the

Contractor at the pre-work conference. The Contractor shall not perform any work at the project site until the Contractor’s work schedule is received by the Government. When requested, the Contractor shall submit an updated schedule within 3 calendar days.

PART 2: PRODUCTS

(There are no applicable requirements.)

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PART 3: EXECUTION

3.01 PROJECT MEETINGS:

A. Pre-Work Conference:

1. Notification: A pre-work conference will be held prior to the start of work. The Contractor will be notified in advance of the meeting time, date, and place. The purpose of the meeting will be to review required work, contract documents, construction schedules, payroll and payments, and administrative provisions of the Contract.

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

3. Presentation: The Contractor shall be prepared to summarize and explain procedures planned for the project. The Contractor shall also present all submittals and construction schedules requested in the

B. Progress Meetings:

1. Location: Meetings shall be held at the project site or as determined by the Contracting Officer.

2. Notification: Meetings may be called by either the Contracting

Officer’s Representative or the Contractor. The request shall state who should attend.

C. Final Inspection:

1. Location: Meeting shall be held at the project site, or as determined by the Contracting Officer’s Representative.

2. Notification: Contractor shall notify the Contracting Officer’s

Representative, in writing, at least five working days before the completion date so the Government can schedule final inspection.

3. Attendance: The Contractor shall require the superintendent to be present during this inspection.

3.02 CLEANUP:

A. Waste Removal: The Contractor shall keep the premises free from accumulation of waste materials or rubbish resulting from the construction process. This includes any waste produced from employees at the construction site. At the completion of the work, it is the Contractor’s responsibility to remove any remaining waste materials from the work site.

If waste materials are not promptly removed from the site, the Government may remove the waste and charge the cost of removal to the Contractor.

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PART 4: MEASUREMENT AND PAYMENT

4.01 METHOD OF MEASUREMENT:

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

4.02 BASIS OF PAYMENT:

A. Payment: No direct payment for the work described under this section will be made. Consideration for this work shall be included in the bid price for other items of the Contract.

END OF SECTION

SECTION 01019

GOVERNMENT-FURNISHED PROPERTY

GOVERNMENT-FURNISHED PROPERTY 01/24

01019-1

A. Section Includes: Materials to be furnished by the Government and their locations.

1.02 DELIVERY, STORAGE, AND HANDLING:

A. Location: The Government-furnished property will be provided by the

Bureau of Land Management located at the project site.

2.01 MATERIALS:

A. Materials to be Furnished by the Government:

Specification Materials Estimated

Section Description Quantity Unit

MT-02933 Native Seed 20 Pound

There are no applicable requirements.

be made. The Contractor shall include consideration for this item in the bid price for other items of the Contract.

SECTION MT-01500

TEMPORARY FACILITIES AND CONTROLS

TEMPORARY FACILITIES AND CONTROLS 01/24

MT-01500-1

A. Section Includes: Requirements for sanitary facilities, vehicular access, temporary barriers, permits, erosion control, and controls for storm water.

1.02 DEFINITIONS:

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

1.03 SUBMITTALS:

A. Requirements: Contractor shall submit the Manufacturer's Certificate of

Compliance for materials. Submittals shall be in accordance with Section

MT-01009 - General Information and Requirements.

1.04 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. Health and safety regulations.

2. Utility company regulations.

3. Environmental protection regulations.

4. Prevention and control of water pollution.

B. Manuals: Comply with the latest Manual on Uniform Traffic Control Devices

(MUTCD), Part VI.

1.05 PROJECT CONDITIONS:

A. Access Routes: Use only established roadways, areas, and haul routes, or temporary roadways, areas, or haul routes constructed by the Contractor when and as authorized by the Contracting Officer’s Representative.

Generally, a barrier/fence should be erected to close the western portion of the site while allowing the eastern (downstream) portion of the site to remain open. The construction area should include the area west of the barrier/fence, and all BLM property inside the site boundary fence and the barrier. The west gate to the county road shall be controlled by the contractor and used only by the contractor and the government. Contractor

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shall supply, install and maintain signs at barrier fence and west gate to direct public to East entrance and not enter work area.

A. Water: Water for compaction and dust control shall be obtained in accordance with Section MT-02201 Watering.

B. Toilet Units: Two existing vault toilets are available for use on site.

Self-contained, single occupant toilets of the chemical, aerated recirculation, or combustion type may be installed on-site if desired.

C. Construction Signs: Signs to expedite deliveries, maintain traffic flow, communicate project site closure, promote safety, and caution against danger shall be erected as necessary.

D. Silt Fence Geotextile: The geotextile shall be made of ultra-violet resistance material. The fabric shall have a minimum width of 6 feet for the boat ramp and 3 feet for the silt fence running parallel to the nearby

Missouri River. See Section MT-03305 Boat Ramp Facility for additional salient characteristics regarding the boat ramp silt barrier geotextile.

E. Silt Fence Post: Posts shall be a minimum of 3 feet long and either wood or steel posts may be used.

F. Fasteners: The fabric shall be fastened using heavy-duty wire staples, tie wires or hog rings.

G. Straw Bales: Any straw bales used for erosion control shall be certified weed free straw bales.

H. Straw Wattles: Any straw wattles used for sediment control shall be certified weed free and have a diameter of nine to twelve inches.

3.01 INSTALLATION:

A. Erosion Control Methods: Erosion control will be placed as described in the Montana Department of Environmental Quality’s Storm Water Management

During Construction Field Guide for Best Management Practices – April

2014. At no time will sediment be allowed to leave the staked construction area or to enter any water source, unless permitted by the

Montana Stream Act 124 Permit. All erosion control items and devices will be completely set up and installed prior to construction. All erosion control will remain in place throughout the construction process and until the soil is stabilized. Contractor is responsible for implementing and removal of erosion control measures.

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1. Reseeding: Government may designate any disturbed areas in the construction site to be covered with topsoil, and re-seeded in accordance with Section MT-02933 – Seeding.

2. Silt Fences: Contractor is responsible for placing all silt fence prior to construction. Silt fence is to be placed as specified in the

Montana Department of Environmental Quality’s Storm Water Management

During Construction Field Guide for Best Management Practices – April

2014. Fabric must be buried 6 inches in soil to ensure sediment does not wash under the silt fence. Silt fences should stay in place until the surrounding soil is stabilized. The contractor is solely responsible for any sediment loss from the construction site onto non-construction areas and will bear the costs to fix, repair and replace any damaged areas.

B. Toilet Units: Two vault toilets are available for use on site if desired.

Self-contained, single occupant toilets of the chemical, aerated recirculation, or combustion type may be installed if desired.

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

C. Vehicle Traffic Control: Provide, erect, and maintain all necessary traffic control devices, including traffic cones, delineators, barricades, suitable and sufficient flasher lights, flag persons, danger signals, and signs, as required by the State and local authorities having jurisdiction.

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 roads until the proper traffic control devices for warning, channeling, and providing safety for motorists are in place at the construction site.

2. Protect all roads closed to traffic with effective barricades.

Illuminate all barricades and obstructions at night, and keep all lights burning from sunset until sunrise.

3. Erect such additional warning and directional signs in connection with the work as may be required by the Government.

4. 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.

D. Established Roadways as Haul Routes: Use existing available public highways and roads as haul routes subject to the governing local, state and federal regulations. Contractor is responsible for damage caused by construction traffic.

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1. Provide barricades, flag persons, lighting, signs, and other necessary precautions for safety of the public where haul routes cross public highways or roads.

E. Storage/Staging Areas: Contractor shall use a staging area as approved by the Contracting Officer’s Representative for trailers, equipment, and materials. Fencing of materials or equipment shall be at the sole discretion of the Contractor. Contractor shall be responsible for the security, order and cleanliness of the staging area and construction site.

3.02 Permits, Responsibilities and Controls:

A. Contractor Water Pollution Violations: If noncompliance should occur, of applicable federal, state, or local laws, orders, regulations, or Water

Quality Standards, Government may stop all site activities until compliance is maintained. Contractor shall not be entitled to any extension of time, claim for damage, or additional compensation by reason of such a work stoppage. Corrective measures required to bring activities into compliance shall be at Contractor's expense.

B. Montana Stream Protection Permit: The Government has acquired the Federal

Clean Water Act Permit (404 Permit) and the authorization permit of sediment control and protection of fish and wildlife as required by DFWP

124(3A). A copy of the permits will be given to the Contractor at the

Pre-Work Conference. Contractor shall comply with all the terms and limitations of the permits.

C. Pollution Controls: Control pollutants by use of construction site management practices, and other controls including State and local control requirements.

1. Construction Site Management: Perform construction activities using methods that prevent entrance, or accidental spillage, of solid matter, contaminants, debris, or other pollutants or wastes into streams, flowing or dry watercourses, lakes, wetlands, reservoirs, or underground water sources.

2. No on-site fuel storage tanks and/or petroleum products are allowed.

All fuel/oiling/greasing of equipment shall be carried by service trucks.

3.03 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.

Move crews and equipment within the rights-of-way and over routes provided for access to the work in a manner to prevent damage to grazing land or property.

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B. 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. Contractor is responsible for injuries to vegetation caused by

Contractor operations, personnel, or equipment.

2. Restore temporary roads to original landscape. Scarify and re-grade

Government land used for construction purposes not required for the completed installation so that surfaces blend with the natural terrain, provide proper drainage and prevent erosion. Seed disturbed areas according to Section MT-02933 - Seeding.

3.04 MAINTENANCE AND REMOVAL:

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

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

Officer’s Representative.

3.05 CLEANUP:

A. Requirements: Construction debris, waste materials, packaging material and the like shall be removed from the work site daily.

B. Restoration of Storage Area: Upon completion of the project and after removal of trailers, materials, and equipment, restore the areas to their original condition, including topsoil and seeding as necessary in accordance with Section MT-02933 - Seeding.

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

SECTION MT-02201

WATERING

WATERING 01/24

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A. Section Includes: Distributing and applying water required for road grading and maintenance, compaction of subgrade and aggregate base course, and dust control.

A. American Association of State Highway and Transportation Officials

AASHTO T 239-86 Moisture Content of Soil and Soil-Aggregate in Place by

Nuclear Methods (Shallow Depth)

1.03 PROJECT/SITE CONDITIONS:

A. Water Source: Contractor shall be responsible for obtaining the water source and any permits required. The Missouri River is adjacent to the project site.

A. Water: Shall be clean and free from deleterious materials.

2.02 EQUIPMENT:

A. Requirements: Provide necessary pumping equipment and water trucks, or other distribution equipment as approved by the government. Water trucks shall be equipped with a pressure pump and spray bar of adequate capacity and design to ensure uniform application of water in the amounts designated.

3.01 APPLICATION:

A. Requirements: Water shall be applied in such a manner to ensure uniform moisture content.

B. Compaction: The amount of water added or applied shall be sufficient to obtain the percent relative compaction required. See specification section 02213 and 02233 for detailed compaction specifications.

C. Dust Control: Water dry material to prevent dust at the project site.

WATERING 01/24

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A. Payment: No direct payment for the work described under this section will be made. Contractor shall include consideration for this item in the bid price for other scheduled items of the Contract.

SECTION MT-02213

SITE GRADING

SITE GRADING 01/24

MT-02213-1

A. Section Includes: All earthwork required to complete the subgrade sections of the project, including clearing and grubbing, excavation, embankment, grading, compacting, and all miscellaneous landscaping related work to prepare the site as indicated and as shown on the

AASHTO T 99-86 Moisture-Density Relations of Soils Using a 5.5-lb (2.5

kg) Rammer and a 12-inch (305 mm) Drop

1.03 DEFINITIONS:

A. Excavation: All excavation materials shall be considered as unclassified excavation, regardless of its nature.

B. Embankment: Shall be mineral soil, free from peat, frozen material, brush, trees, roots over 2 inches in diameter, and rocks over 6 inches in greatest diameter, and be obtained from on-site during excavation.

Embankment is that material placed beneath roads, parking lots, for structure pads and other areas on the site.

C. Waste Excavation: Excavation that is not used for construction of embankments shall be wasted in areas off-site, as directed by the

Government.

1.04 QUALITY ASSURANCE:

A. Failure Criteria: Not limited to the following:

1. Formation of pools of moisture where positive drainage is indicated on the drawings and in waste embankment areas.

2. Settlement of embankment.

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1.05 PROJECT/SITE CONDITIONS:

A. Excess Material:

1. Excavated material unsuitable for building up embankment sections of the subgrade surface shall be wasted in areas as directed by the government.

2. Usable excess material excavated shall be used in the subgrade embankment construction before the use of imported borrow is allowed.

Borrow wasting is not permitted.

3. All oversized rocks removed below subgrade elevations shall be brought back to the original subgrade elevation using excavated material before the use of imported borrow is allowed. Borrow wasting is not permitted.

4. Rocks and boulders greater than 2 feet in diameter shall be separated and set aside at the direction of the Contracting Officer’s

Representative in the field. All rock removal is considered incidental to site grading.

B. Elevations: Verify the grade elevations existing on the site. Notify the Contracting Officer’s Representative immediately if adjustments are required to provide the finished elevations indicated. Site drainage shall be considered of prime importance.

C. Environmental Conditions: Do not attempt to grade saturated material.

Water dry material to prevent dust.

A. General: See definitions.

3.01 CLEARING AND GRUBBING:

A. Requirements: The area to be excavated, and the surface area to be covered by embankments, shall be thoroughly cleared, and stripped of objectionable vegetative matter, brush, trees, stumps, roots, and rocks and shall be wasted in areas as directed by the Government.

3.02 SCARIFYING:

A. Requirements: Sod and vegetation shall be removed from the surface upon which the fill shall be placed, and the cleared surface shall be completely broken up by scarifying to a minimum depth of 6 inches.

Scarifying furrows shall be a maximum of 3 feet apart and shall be

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parallel to the center line of the fill. No embankment materials shall be placed until the surface upon which the embankment material shall be placed has been approved.

3.03 PREWATERING:

A. Requirements: Excavation areas may be pre-watered prior to excavation.

The area to be excavated shall be moistened to the full depth from the surface to the bottom of the excavation. The application of water shall be controlled so that the excavated material will be near the optimum moisture content as specified in paragraph 3.06 A below. When necessary, pre-watering shall be supplemented to ensure that embankment material and backfill material moisture content comply with paragraph 3.06 A below.

Obtain water for pre-watering according to Section MT-02201 - Watering.

3.04 INSTALLATION:

A. Excavation: Excavated material shall be used to bring designated construction areas to the required subgrade and finished grade elevations where shown on the drawings or as staked in the field. The contractor shall obtain sands and gravels from the excavated material and mix to obtain the best possible embankment for which the fill is intended.

B. Grades: Grades not otherwise indicated shall be level or maintain uniform slopes between points where elevations are given, or between such points and existing finished grades. Any abrupt change in slopes shall be blended accordingly.

C. Earthfill Placement: Embankment materials shall be spread over the full width of the cross section of the embankment to a final compacted thickness of 6 inches and shall be compacted as specified in paragraph

3.06 A and B before the next layer is spread. The contractor shall use compaction equipment suitable to the type and depth of material being compacted, to obtain the required degree of compaction. The in-place materials shall be free of lenses, pockets, streaks, or layers of materials that differ substantially in texture or gradation from the surrounding materials.

D. Disposal of Materials: Excess excavation shall be disposed of off-site at the waste area as designated by the Contracting Officer’s Representative.

E. Use of Borrow Material: Do not use imported borrow material until after the materials obtained from the required excavation have been placed in the fill, unless otherwise directed by the Contracting Officer’s

Representative.

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3.05 FINISHING:

A. Subgrade for the boat launch shall be finished with equipment capable of shaping and grading the finished surface within the tolerance specified below.

1. The surface will be checked for the required grades staked in the field by the Contracting Officer’s Representative with a tolerance of

± 5 hundredths of a foot.

B. Compaction: Roadway material shall be compacted to the full width by means of compaction equipment suitable to the type and depth of material being compacted. Trucks and heavy equipment are not considered compaction equipment. Compact until a density of not less than 95 percent of the maximum dry density determined in accordance with AASHTO T 99.

C. Moisture Content: Water and mix until windrow material is uniformly moistened to optimum water content (-4 to +2 percent).

3.06 FIELD QUALITY CONTROL:

A. Moisture Content: During watering and compacting of the embankment subgrade, the optimum moisture content (-4 percent to +2 percent), as determined by AASHTO T 99 and AASHTO T 239, shall be maintained by wetting or drying.

1. The waste areas shall be watered to control dust. Compaction for the waste area may be limited to wheel rolling from heavy equipment used for placing and shaping the waste material.

B. Field Density Testing: The embankment subgrade and all crushed aggregate base course material shall be compacted to a minimum density of 95 percent of the maximum dry density obtained by AASHTO T 99. All field density testing shall be performed by the government.

1. In-place field density tests for quality assurance will be performed at the discretion of the Government in accordance with the following:

AASHTO T238 and T239 (ASTM D2922 and D3017), Nuclear Densometer

Methods.

2. At the direction of the Contracting Officer’s Representative, the

Contractor may be directed to provide necessary equipment and labor to excavate and replace materials for test holes up to 5 feet deep into any mechanically compacted backfill to allow testing below any site grading surface.

MT-02213-5

A. Units: The work described in this section will be measured and paid for by the cubic yard removed and hauled off site.

A. Payment: The accepted quantities will be paid for at the contract price per unit of measurement, respectively, for the Road Grading pay item shown in the Bid Schedule. Price and payment shall be full compensation for furnishing all labor, equipment, tools, and incidentals necessary to complete the work described in this section. Payment will be made under:

Pay Item Pay Unit

MT-02213(1) Excavation Above Subgrade . . . . . . . . . . . . . . Cubic Yard

SECTION MT-02233

CRUSHED AGGREGATE BASE MATERIALS

CRUSHED AGGREGATE BASE MATERIALS 01/24

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A. Section Includes: This work shall include furnishing, placing, and compacting aggregate base course materials on prepared subgrades according to these specifications and to the lines, grades, and thickness as shown on the drawings or as staked.

1.02 REFERENCES

A. American Association of State Highway and Transportation Officials:

AASHTO T 99-86 Moisture-Density Relationship of Soils Using a 5.5-lb

(2.5 kg) Rammer and a 12-inch (305 mm) Drop.

1.03 CERTIFICATE OF CONFORMANCE:

A. Certification: Contractor to submit two copies of written certification from the supplier that the Contractor-furnished material to be used on this project conforms to the requirements of this specification section.

Contractor shall include in the submittal, test results from a Certified

Geotechnical Laboratory: Samples shall be obtained from the stockpile of material to be used on this project at the time of construction for the

3/4-inch-minus Crushed Aggregate, the 3” Minus Subbase Course, and the 1-

1/2” Crushed Aggregate.

1. Sieve Analysis according to ASTM C-136.

2. Standard Proctor according to AASHTO T 99.

3. Maximum Dry Unit Weight according to ASTM D-698.

4. Atterburg limits according to ASTM D 4318

5. Percentage of Mechanically Fractured Particles according to ASTM

D5821.

2.01 MATERIALS: Shall be in conformance with the following requirements:

A. General: Aggregate material shall consist of hard, durable particles or fragments of slag, stone, or gravel crushed of the required size and

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grading. Material shall be visually free from organic matter and lumps or balls of clay and shall meet the requirements for the gradation given.

B. 3/4-Inch Crushed Aggregate Base: Shall meet the following gradation and requirements including added binder or blending material:

Sieve Size Percent Passing

¾-inch 100

No. 4 40-70

No. 10 25-55

No. 200 2-12

1. The Maximum liquid limit for the material passing the No. 40 sieve is

25.

2. The Plasticity Index for the material passing the No. 40 sieve may vary between 0 and 6.

3. At least 35 percent by weight of the aggregate retained on the No. 4 sieve must have at least one mechanically fractured face. Test for determining percentage of mechanically fractured particles shall be according to ASTM D5821.

C. 3” Minus Subbase Course: Shall meet the following gradation and

3-inch 100

No. 4 25-60

No. 40 10-30

No. 200 2-10

1. The liquid limit for the material passing the No. 40 sieve is 25.

2. The Plasticity Index for material passing the No. 40 sieve may vary between 0 and 6.

3. At least 25% of the material retained on the No. 4 sieve must have one or more mechanically fractured faces. Test for determining percentage of mechanically fractured particles shall be according to

ASTM D5821.

D. 1 1/2-inch Crushed Aggregate Base: shall meet the following gradation and

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1-1/2” 100

¾” 74-96

3/8” 40-76

No. 4 24-60

No. 40 6-34

No. 200 0-8

1. The liquid limit for material passing the No. 40 sieve is 25.

2. The Plasticity Index for material passing the No. 40 sieve may not exceed 6.

3. At least 35% by weight of the aggregate retained on the No. 4 sieve must have at least one mechanically fractured face. Test for

3.01 PREPARATION:

A. Subgrade shall be prepared in accordance with Section MT-02213 - Site

Grading.

3.02 INSTALLATION:

A. All aggregate base course materials shall have water added as required in

Section 02201 - Watering. Aggregate shall then be mixed and processed to produce a uniform blend of material prior to final placement. After processing, material shall be placed on the prepared subgrade in a uniform layer not exceeding 6 inches in compacted depth. The method of dumping and spreading shall be determined by the Contractor. Spread material shall be free of segregation.

3.03 COMPACTION:

A. Each layer of aggregate base shall be compacted to the full width by means of compaction equipment suitable to the type and depth of material being compacted. Compaction of each layer shall continue until density of not less than 95 percent of the maximum dry density determined in accordance with AASHTO T 99, or other approved method, has been achieved.

3.04 FINISHING:

A. The final layer of each aggregate base course material shall be finished with equipment capable of shaping and grading the finished surface within the tolerance specified below.

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1. The surface will be checked for the required grades specified on the drawings by the Contracting Officer’s Representative with tolerances being ± 5-hundredths of a foot.

by the cubic yard compacted and placed.

1. Loose material hauled shall be weighed at a certified scale and tickets shall then be given to the Project Inspector. The quantity of material (in cubic yards) delivered will be used to determine the quantities for payment.

per unit of measurement, respectively, for the pay item shown in the Bid

Schedule. Price and payment shall be full compensation for furnishing and placing all materials, including all labor, equipment, tools, and incidentals necessary to complete the work described in this section.

Payment will be made under:

Payment Pay Unit

MT-02233(1) 3/4-Inch Crushed Aggregate Base. . . . . . . . . . . . Cubic Yard

MT-02233(2) 3-Inch Minus Crushed Aggregate Base. . . . . . . . . . Cubic Yard

MT-02233(3) 1 1/2-inch Crushed Aggregate Base. . . . . . . . . . . Cubic Yard

End of Section

SECTION MT-02933

SEEDING

SEEDING 01/24

MT-02933-1

A. Section Includes: Furnishing labor, equipment, supplies and materials to apply topsoil and native seed to the cut and/or fill slopes of the boat launch and waste areas.

A. Federal Specifications:

Fed. Spec. JJJ-S-181B Seeds, Agricultural

1.03 SUBMITTALS:

A. General: Submittals shall be according to Section MT-01009 - General

Information and Requirements.

Certificates of Conformance: Submit one copy of written certification from the supplier that they conform to the requirements of this specification section for the following:

1. Imported Topsoil: Contractor shall include test results from a

Certified Geotechnical Laboratory. Sample shall be taken from stockpile of topsoil being used at the time of construction:

a. A loose wet density and a loose dry density of the material according to Jigging method ASTM C 29.

b. Topsoil Composition

A. Contractor may re-use existing site topsoil unless deemed inadequate by the Contracting Officer.

B. Imported Screened Topsoil: Import screened topsoil from off-site sources.

Obtain topsoil from naturally well-drained sites where topsoil occurs at least 4 inches deep; do not obtain from bogs or marshes. Imported screened topsoil shall meet the following requirements in “Screened

Topsoil Composition.”

1. Screened Topsoil Composition: Topsoil shall be fertile, friable, free-draining, sandy or silty loam soil. Topsoil shall be screened and free of subsoil, roots, brush, weeds, rocks or stones larger than 2-inches, and other substances detrimental to the development of

MT-02933-2

vegetative growth; topsoil shall be free of contamination by heavy metals including lead and zinc. Moisture content shall not exceed 6 percent. Material shall conform to the following:

pH 5.5 to 8.0

Organic Matter, AASHTO 267 3 - 10%

Silt 25 - 50%

Clay 10 - 30%

Sand 20 - 35%

Nitrate N (micrograms/gram) Not less than 6.0

Lead Content SW-846 6010 (ICP) Maximum 100 ppm

Zinc Content SW-846 6010 (ICP) Maximum 200 ppm

C. Seed Mix: Government furnished.

3.01 PREPARATION:

A. Site: Upon completion of construction operations, remove rock, debris, and clods that are 3 inches in diameter or larger within the seeded areas.

3.02 APPLICATION:

A. Topsoil: Spread to a depth of 4 to 6 inches over area to be seeded and harrow in areas with a hand rake or as otherwise directed by Government.

B. Native Seed: Government furnished. Contractor to broadcast government-furnished native seed as directed by Government in the field.

by the cubic yard compacted and placed.

1. Loose material hauled shall be weighed at a certified scale and tickets shall then be given to the Project Inspector. The quantity of material (in cubic yards) placed and accepted will be used to determine the quantities for payment.

2. Stripped topsoil may be reused and compacted in place if deemed suitable by the Government.

B. Units: The seed work described in this section will be measured and paid for as follows:

1. Seed will be measured and paid for by lump sum.

MT-02933-3

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

MT-02933(1) Imported or Reused Topsoil . . . . . . . . . . Cubic Yard

MT-02933(2) Seeding . . . . . . . . . . . . . . . . . . . . Lump Sum

SECTION MT-03305

BOAT RAMP FACILITY

BOAT RAMP FACILITY 01/24

MT-03305-1

A. Section Includes: Furnishing labor, equipment, supplies, and materials, to construct a concrete boat ramp, including base materials, filter fabric, and other appurtenances in accordance with the drawings and these

AASHTO T 99-86 Moisture-Density Relations of Soils Using a 5.5-lb (2.5

kg) Rammer and a 12-inch (305 mm) Drop

B. American Society for Testing and Materials:

ASTM A 36-89 Structural Steel

ASTM A 252-89 Welded and seamless Steel Pipe Piles

ASTM D 4355-96 Deterioration of Geotextiles from Exposure to Ultraviolet

Light and Water

ASTM D 4491-96 Water Permeability of Geotextiles by Permittivity

ASTM D 4632-91 Grab Breaking Load and Elongation of Geotextiles

ASTM D 4751-95 Determing Apparent Opening Size of a Geotextile

1.03 PROJECT/SITE CONDITIONS:

A. Boat Ramp Area Construction Stipulations:

1. Contractor shall notify the Contracting Officer’s Representative in writing 15 days prior to beginning this phase of work, stating his intended method for dewatering the ramp area of the construction site. No excavation shall proceed until written approval of the

Contracting Officer’s Representative is received by the Contractor.

2. All terms, conditions and limitations of the Montana Department Fish

Wildlife and Parks 124 permit and the Federal Clean Water Act 404

Permit must be adhered to. A copy of the permits will be given to the

Contractor at the pre-work conference.

3. No work shall be performed in the boat ramp area until the silt barrier and sand bulk bags have been installed. Silt barrier and sand bulk bags shall remain until all boat ramp area work has been completed.

MT-03305-2

4. Dewatering shall be the sole responsibility of the Contractor. All methods, materials, equipment, installation, and operating procedures shall be the responsibility of the Contractor. All Construction on the boat ramp area shall be accomplished in the dry.

a. Provide sediment dewatering filter bags or catching/settling tank(s) for capturing of all construction-impacted water prior to disposal. At a minimum, the tank shall be capable of settling out all suspended materials, sand size and larger. Properly dispose of collected sediment on a regular basis to allow for proper sediment control in the sediment-settling tank and a clean work site.

b. Provide for proper disposal of the water by use of a temporary pipe system from the sediment bags or settling tank(s) to the designated discharge location. The discharge water shall not be allowed to flow over the land surface causing any flooding, erosion, or sedimentation damage.

1.04 SUBMITTALS:

A. Requirements: The Contractor shall submit the Manufacturer's Certificate of Compliance for all Contractor furnished materials. Submittals shall be in accordance with Section 01009 - General Information and Requirements.

A. Concrete: Concrete slabs and footings shall meet the requirements of

Section MT-03306 – Concrete, Minor Quantities.

B. 3/4-Inch Aggregate Base Material: Shall meet the requirements of Section

MT-02233- Crushed Aggregate Base Materials.

C. 1” Minus Bedding Rock: Shall meet the following gradation and requirements with a 2% tolerance:

1-inch 100

No. 4 25-70

No. 40 10-30

No. 200 2-12

1. The liquid limit for the portion of fines passing the No. 40 sieve cannot exceed 25, nor the plasticity index exceed 6.

2. The portion of the fine aggregate passing the No. 200 sieve must be less than 60% of that portion passing the No. 40 sieve.

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3. At least 35% by weight of the aggregate retained on the No. 4 sieve must have at least one mechanically fractured face. Test for

D. Class I Riprap: Shall meet the technical requirements of Montana

Department of Transportation Section 701.06 Riprap. The stone will be accepted by the Contracting Officer’s Representative based on visual analysis. Submit samples 30 days prior to placing riprap.

1. Furnish stone that is hard, durable, angular in shape, resistant to weathering and water action, free from overburden, spoil, shale, structural defects, and organic matter.

2. Each stone must have its greatest dimension no greater than 3 times its least dimension.

3. Do not use rounded stone or boulders from stream bed source as riprap. Do not use shale or stone with shale seams.

Class I Riprap:

Weight of Stone Equivalent Spherical

Diameter

% of Weight that must be

Smaller than Given Size

100 lb 1.05 ft 100

60 lb 0.88 ft 70-90

25 lb 0.66 ft 40-60

2 lb 0.27 ft 0-10

E. 3-Inch Minus Drain Rock: Shall meet the technical requirements of AREMA

Table 1-2-2, Grading 24 Specification.

3-inch 100

2-1/2 inch 80-100

1-1/2 inch 25-60

¾-inch 0-10

½-inch 0-5

1. 100% of the material by weight must have two or more fractured faces as per ASTM D5821.

F. Boat Ramp Slab Filter Fabric: Shall be 500X Mirafi woven fabric or approved equal having the following characteristics:

1. Grab strength, according to ASTM D 4632: 200 lbs.

2. Elongation, according to ASTM D 4632: 15% @ 45 lbs.

3. Trapezoid Tear Strength, according to ASTM D 4533: 75 lbs.

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4. Mullen Burst Strength, according to ASTM D 3786: 400 psi.

5. Puncture Strength, according to ASTM D 4833: 90 lbs.

G. Silt Barrier Geotextile: The geotextile shall be made of ultraviolet resistant material, silt-film fabric having the following characteristics:

1. Grab strength, according to ASTM D 4632: 90 lbs.

2. Elongation, according to ASTM D 4632: 15% @ 45 lbs.

3. Permeability coefficient, according to ASTM D 4491: at a constant head of 50 mm: 0.02 cm/sec.

4. Apparent opening size, according to ASTM D 4751: U.S. Standard Sieve

Number 20 minimum.

5. Retained strength after accelerated weathering and ultra-violet exposure, according to ASTM D 4355: 70%.

H. Bulk Panel Bag: Bulk panel bags shall be approximately 35” to 40” square bags with a duffel top rated for a 4000 lb minimum weight capacity. Bulk panel bag shall be heavy duty, UV treated, woven polypropylene. Bags to have sewn-in handles for lifting and placing bags into river by excavator/backhoe per manufacturer’s instructions (manufactured by

MiniBulk, www.minibulk.com) or approved equal.

H. Topsoil: Shall meet the requirements of Section MT-02933 - Seeding.

I. Seeding: Shall meet the requirements of Section MT-02933 - Seeding.

A. Silt Barrier and Bulk Bags: Shall be installed as shown on the drawings.

B. Subgrade: Shall be prepared in accordance with Section MT-02213 - Site

C. Filter Fabric: After subgrade preparation is complete, the filter fabric shall be installed. Filter Fabric to be placed over the full width of the subgrade ramp area as shown on the drawings. Longitudinal joints shall be overlapped a minimum of 3 feet.

D. Bedding Rock: Shall be installed and compacted per Section MT-02213 –

Site Grading, and as shown on the drawings.

E. 3/4-Inch Aggregate Base Material: After bedding is in place, install aggregate base material in accordance with Section MT-02233 - Crushed

Aggregate Base Materials.

MT-03305-5

F. Concrete Slab and Footings: The concrete slab, footings, and related appurtenances shall be constructed as shown on the drawings in accordance with Section MT-03306 - Concrete, Minor Quantities.

G. Topsoil: Shall be installed as shown on the drawings in accordance with

Section MT-02933 – Seeding.

J. Loose Riprap: Class I riprap shall be installed as shown on the drawings.

Riprap shall be placed in a manner that will produce a reasonably well-graded mass of stone with minimum practicable percentage of voids.

Placing of riprap by dumping into chutes, or similar methods likely to cause segregation, will not be permitted. Hand placing or rearranging of individual stones by mechanical equipment may be required to the extent necessary to secure the results specified.

3.02 FINISHING:

A.…