Combined_SOW.pdf

UNITED STATES

DEPARTMENT OF THE INTERIOR

FISH AND WILDLIFE SERVICE

REGION 6 ENGINEERING

Lakewood, Colorado

REHABILITATE ROADS

BOZEMAN FISH TECHNOLOGY CENTER

Gallatin County, Montana

16-039

ATCH #1

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STATEMENT OF WORK

REHABILITATE ROADS

AT

BOZEMAN FISH TECHNOLOGY CENTER

PART 1 - GENERAL REQUIREMENTS

1.1 SUMMARY

A. Work under this contract includes repairing and replacing bituminous concrete pavement at Bozeman Fish Technology Center (FTC). Work includes replacing pavement, base course material where identified, and performing preventative maintenance crack sealing and placing a fog coat over asphalt surface where identified. Work also includes painting new parking stall lines, 4 accessible parking symbols, and access lane markings at the office and utility building parking areas.

B. The Contractor shall evaluate and submit a proposal outlining their proposed strategy and approach to the project. This proposal shall include an explanation of the proposed construction process.

C. All construction shall comply with all applicable Federal, State, and Local codes, regulations, and requirements. In the absence of specific regulation or code, design and construction shall be executed according to commonly acceptable industry standard practice for a road of this type.

1.2 PROJECT INFORMATION

A. Location: Bozeman FTC, 4050 Bridger Canyon, Bozeman, MT.

B. Contact Information: Prospective bidders are encouraged to visit the work area in order to examine the existing site conditions. Contact the Station at (406) 994-9902 to set up a site visit.

1.3 ACCESS TO SITE

A. All operations of the Contractor (including storage of materials) upon Government premises shall be confined to areas authorized or approved by the Contracting Officer.

B. Limit use of Project site areas within the Contract limits indicated. Do not disturb portions of Project site beyond areas in which the Work is indicated.

1.4 PROJECT CONDITIONS

A. The Contractor shall coordinate the closure of hatchery roads with the Station Manager.

Barricades are to be installed to prevent vehicular access during construction activities and pavement set time. Detour signs shall be installed to notify visitors of the alternate access to the trail head parking.

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1. Provide not less than 72 hours of notice to Government of activities that will affect Government's operations.

B. Coordinate all work of the project to facilitate orderly progress and proper sequence of work at all times.

C. In the event that other contracts are in progress concurrently with this contract, the Contractor shall coordinate their work so as not to disrupt progress of other work, and shall cooperate to facilitate orderly progress of all work.

1.5 PERFORMANCE

A. The project shall be completed and functioning within 75 calendar days from the date the Notice to Proceed (NTP) is issued.

B. On-Site Work Hours: Limit work in the existing building to normal business working hours of 7:00 a.m. to 4:00 p.m., Monday through Friday, unless otherwise indicated.

1. Work on weekends will be restricted to Contracting Officer’s approval and at the Station Manager’s discretion.

2. No work will take place over Federally observed holidays.

1.6 PERMITS AND FEES

A. The Contractor shall be responsible for obtaining all necessary local, State, and Federal permits and licenses, and payment of related fees, per the Contract Clauses.

1.7 APPLICABLE CODES, STANDARDS AND SPECIFICATIONS

A. All work shall comply with the codes and standards applicable to each type of work as listed in individual Sections of this Statement of Work.

B. Where a conflict occurs between a referenced document and the Project Specifications, the Project Specifications govern.

C. Where a conflict occurs between referenced documents, the document containing the most stringent requirements governs.

D. Where referenced documents are not specified by date, the document current at the bid opening applies.

E. Materials, applications, and tests specified by reference to published standards of society, association, code, or other published standards are included in the specifications as if written in their entirety.

F. Conform to all regulations and statutes of the State of Montana and to all Federal Regulations which apply.

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1.8 MEANS AND METHODS

A. Means and methods of construction shall be such as the Contractor or subcontractors may choose; subject, however, to the Contracting Officer's right to reject means and methods proposed which:

1. Constitute a hazard to the work, persons, or property.

2. Will not produce finished work in accordance with terms of the contract.

3. Are contrary to specified means or methods included in the contract.

B. The right to reject means and methods of the Contractor or subcontractor shall not be construed or interpreted as acceptance of control of means and methods by the Contracting Officer.

C. The Contracting Officer's approval of means and methods or failure to exercise right to reject means and methods shall not relieve the Contractor of the obligation to complete the work required by the contract.

D. Total responsibility for control of all means and methods lies with the Contractor for all work.

1.9 SAFETY

A. The Contractor shall provide, erect and maintain all necessary barricades, suitable and sufficient flasher lights, flagmen, danger signals and signs, and shall take all necessary precautions for the protection of the work and the safety of the public. All ponds and water control structures shall remain accessible by vehicle. Roads closed to traffic shall be protected by effective barricades and shall be placed with acceptable warning signs. All barricades and obstructions shall be illuminated at night and all lights shall be kept burning from sunset until sunrise. Install appropriate traffic signs at crossroads and approaches to site as needed to direct affected public traffic. Specific signs and barricade requirements are detailed in the U.S. Department of Transportation, "Manual on Uniform Traffic Control Devices".

B. The Contractor shall assume full responsibility and liability for compliance with all applicable Federal, State, and local regulations pertaining to the protection of workers, visitors to the site, and persons occupying areas adjacent to the site, including the provisions of 29CFR1910 and 29CFR1926 of the Code of Federal Regulations. The Contractor shall hold harmless the Government for failure to comply with any applicable safety or health regulation on the part of himself, his employees, or his subcontractors.

C. Provide personal safety equipment and training commensurate with the hazards which may exist at the work site. The personal safety equipment and training shall be determined by a thorough hazard analysis of all work site areas. The safety program available at all work sites shall include a minimum of:

1. One nonfreezing-type fire extinguisher in each workshop and shed used for storage of materials at the work site. Place in location readily accessible to construction personnel.

2. A first aid kit for use of construction personnel commensurate with size of project with items necessary for first aid treatment of all injuries.

3. The Contractor shall conduct regular onsite safety inspections and all construction personnel shall receive a safety orientation.

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4. Post telephone numbers of nearest hospital, ambulance service or flight for life, and fire station in conspicuous location. Advise all workers of location of telephone numbers.

1.10 ENVIRONMENTAL PROTECTION

A. The Contractor shall abate and control all environmental pollution arising from construction activities by complying with all applicable Federal, State, and local laws and regulations concerning environmental pollution control and abatement, as well as the specified requirements in this contract. Compliance with this requirement by subcontractors will be the responsibility of the Contractor.

B. Fossils and Artifacts

1. Should the Contractor discover any fossils or artifacts during construction operations, such objects shall become the property of the Government. The Contractor shall cease construction operations in the area of the "find," and immediately notify the station manager of such discovery. Construction operations may proceed in other areas not affected by this clause. Care shall be exercised by the Contractor not to damage fossils or artifacts uncovered during excavation operations.

2. Failure to comply with this requirement may be considered a violation of the Archeological Resources Protection Act of 1979 as amended. Destruction of historic and prehistoric sites and/or unauthorized collection of cultural materials can result in criminal and/or civil penalties. Penalties can include fines, prison sentences, and/or confiscation of equipment.

3. If the Contractor uses fill from a nongovernmental source to perform work that is required under this project, and a new borrow site is opened or an existing borrow area is expanded in order to obtain such materials, the Contractor shall assure that any new borrow area disturbance meet the requirements of Section 106 of the National Historic Preservation Act.

C. Abatement of Air Pollution

1. The Contractor shall comply with applicable Federal, State, and local laws and regulations concerning the prevention and control of air pollution.

2. Construction activities shall be performed in such a manner that air pollution will be held to a minimum.

3. Burning of materials, trees and brush, combustible construction materials, and rubbish will not be permitted. Construction debris shall be disposed of at a location designated by the Contracting Officer or hauled off the Station to an approved disposal site.

D. Prevention of Water Pollution

1. The Contractor is responsible for implementing the terms and requirements of the Montana General Discharge Permit For Storm Water Associated With Construction Activity, as issued under the National Pollution Discharge Elimination System (NPDES) by the Environmental Protection Agency (EPA). The Government and the Contractor will be co-permittees. The Contractor shall prepare and submit all permit application documents for the US Fish and Wildlife Service to sign as owner.

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2. The Contractor is solely responsible for executing the terms and conditions of the permit as issued by the State. The Contractor shall submit to the Contracting Officer all a copy of all permit applications and a copy of all approvals from the State. Allow the Government 10 days for review of the application package prior to submission.

3. During construction the Contractor shall comply with all applicable Federal, State, and local laws and regulations concerning the control and abatement of water pollution.

4. The Contractor's construction activities shall be performed by methods that will prevent entrance or accidental spillage of solid matter, contaminants, debris, and other objectionable pollutants and wastes into streams, flowing or dry water-courses, lakes, ponds, and underground water sources. The Contractor shall dispose of all pollutants such as petroleum products, rubbish, cement, concrete, etc., and objectionable material shall be hauled away in tanks or barrels or buried in an approved landfill.

5. Sanitary facilities, such as chemical toilets shall be located far enough from wells, live streams, or ponds to prevent pollution of the water.

6. Dewatering work for structure foundations or earthwork operations adjacent to, or encroaching on, streams or watercourses shall be conducted in a manner which prevents muddy water and eroded materials from entering the streams or water courses. This shall be accomplished by construction of intercepting ditches, bypass channels, barriers, settling ponds, or other approved means. Excavated material shall not be placed in, or adjacent to, watercourses where it can be washed away by high water or storm runoff.

E. Environmental Litigation: Time lost due to work stoppage because of failure of the Contractor to comply with these requirements may not be the subject of a claim for extension of time, for additional costs, or damages.

1.11 PAYMENT PROCEDURE

A. Each Application for Payment shall be consistent with previous applications and payments as certified by Contracting Officer and paid for by Government.

B. Payment Application Times: The date for each progress payment is indicated in the Agreement between Government and Contractor.

C. Initial Application for Payment: Administrative actions and submittals that must precede or coincide with submittal of first Application for Payment include the following:

1. Schedule of values.

2. Contractor's construction schedule (preliminary if not final).

D. Final Payment Application: After completing Project closeout requirements, submit final Application for Payment with releases and supporting documentation not previously submitted and accepted, including, but not limited, to the following:

1. Evidence of completion of Project closeout requirements.

2. Written guarantees, warranties, and certificates.

3. Record (As-Built) Drawings

4. All test reports.

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1.12 SUBMITTAL ADMINISTRATIVE REQUIREMENTS AND PROCEDURES

A. Coordinate each submittal with fabrication, purchasing, testing, delivery, other submittals, and related activities that require sequential activity.

B. Processing Time: Allow time for submittal review, including time for resubmittals. Time for review shall commence on Contracting Officer receipt of submittal. No extension of the Contract Time will be authorized because of failure to transmit submittals enough in advance of the Work to permit processing, including resubmittals.

1. Initial Review: Allow 10 days for initial review of each submittal.

2. Resubmittal Review: Allow 10 days for review of each resubmittal.

C. Identify options requiring selection by Contracting Officer.

D. Identify deviations from the Contract Documents on submittals.

E. General Submittal Procedure Requirements:

1. Electronic Submittals: Contracting Officer’s Representative through the Contracting Officer will return annotated file by e-mail and/or standard mail.

2. Paper Submittals: Submit four (4) paper copies of each submittal unless otherwise indicated. Contracting Officer’s Representative through the Contracting Officer will return three (3) copies.

F. Product Data: Collect information into a single submittal for each element of construction and type of product or equipment.

1. Mark each copy of each submittal to show which products and options are applicable.

2. Include the Manufacturer's product specifications, as applicable.

G. Test and Inspection Reports: Comply with requirements specified in the Statement of Work, Section 1.13 “Quality Requirements.”

H. Closeout Submittals: Comply with requirements specified in Section 1.15 "Closeout Procedures."

I. Review each submittal and check for coordination with other Work of the Contract and for compliance with the Contract Documents. Note corrections and field dimensions.

J. Government’s Action

1. Contracting Officer’s Representative will review each submittal, make marks to indicate corrections or revisions required, and return it. Contracting Officer’s Representative will stamp each submittal with an action stamp and will mark stamp appropriately to indicate action as follows:

a. Approved as submitted.

b. Approved, except as noted. Resubmission not required.

c. Approved, except as noted. Resubmission required.

d. No action taken. See comments on reverse. Resubmission required.

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e. Disapproved.

f. Other: (comments as noted)

2. Incomplete submittals are unacceptable, will be considered nonresponsive, and will be returned for resubmittal without review.

1.13 QUALITY REQUIREMENTS

A. Testing and inspecting services are required to verify compliance with requirements specified or indicated. These services do not relieve Contractor of responsibility for compliance with the Contract Document requirements.

1. Specified tests, inspections, and related actions do not limit Contractor's other quality-assurance and -control procedures that facilitate compliance with the Contract Document requirements.

2. Requirements for Contractor to provide quality-assurance and -control services required by Contracting Officer or authorities having jurisdiction are not limited by provisions of this Section.

3. Specific test and inspection requirements are specified in Part 2 “Execution of Work”.

B. Reports and Documents: Test and Inspection Reports: Prepare and submit certified written reports specified in other Sections. Include the following:

C. Permits, Licenses, and Certificates: For Government's records, submit copies of permits, licenses, certifications, inspection reports, releases, jurisdictional settlements, notices, receipts for fee payments, judgments, correspondence, records, and similar documents, established for compliance with standards and regulations bearing on performance of the Work.

D. Quality Assurance

1. General: Qualifications paragraphs in this article establish the minimum qualification levels required; individual Specification Sections specify additional requirements.

2. Specialists: Certain Sections require that specific construction activities shall be performed by entities who are recognized experts in those operations. Specialists shall satisfy qualification requirements indicated and shall be engaged for the activities indicated.

E. Quality Control

1. Contractor Responsibilities: Tests and inspections not explicitly assigned to Government are Contractor's responsibility. Perform additional quality-control activities required to verify that the Work complies with requirements, whether specified or not.

a. Where services are indicated as Contractor's responsibility, engage a qualified, independent testing agency to perform these quality-control services.

b. Testing and inspecting requested by Contractor and not required by the Contract Documents are Contractor's responsibility.

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2. Retesting/Reinspecting: Regardless of whether original tests or inspections were Contractor's responsibility, provide quality-control services, including retesting and reinspecting, for construction that replaced Work that failed to comply with the Contract Documents.

3. Testing Agency Responsibilities: Cooperate with Contracting Officer and Contractor in performance of duties. Provide qualified personnel to perform required tests and inspections.

a. Notify Contracting Officer and Contractor promptly of irregularities or deficiencies observed in the Work during performance of its services.

b. Determine the location from which test samples will be taken and in which in-situ tests are conducted.

c. Conduct and interpret tests and inspections and state in each report whether tested and inspected work complies with or deviates from requirements.

d. Submit a certified written report, in duplicate, of each test, inspection, and similar quality-control service through Contractor.

e. Do not release, revoke, alter, or increase the Contract Document requirements or approve or accept any portion of the Work.

f. Do not perform any duties of Contractor.

4. Associated Services: Cooperate with agencies performing required tests, inspections, and similar quality-control services, and provide reasonable auxiliary services as requested.

Notify agency sufficiently in advance of operations to permit assignment of personnel.

5. Coordination: Coordinate sequence of activities to accommodate required quality-assurance and -control services with a minimum of delay and to avoid necessity of removing and replacing construction to accommodate testing and inspecting.

a. Schedule times for tests, inspections, obtaining samples, and similar activities.

F. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Copy of Testing Agency’s qualifications.

1.14 TEMPORARY FACILITIES AND CONTROLS

A. General: Installation and removal of and use charges for temporary facilities shall be included in the Contract Sum unless otherwise indicated. Allow other entities to use temporary services and facilities without cost, including, but not limited to testing agencies, and authorities having jurisdiction.

B. Water Service from Existing System: Potable and Non-potable water from Governments existing water system is available for use without metering and without payment for uses directly related to the project. Provide connections and extensions of services as required for construction operations.

1. There is a 1-1/2-inch domestic water connection available for filling tanks. Contractor will need to provide a backflow preventer for filling.

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C. Sanitary Facilities: Provide temporary toilets and wash facilities for use of construction personnel. Comply with requirements of authorities having jurisdiction for type, number, location, operation, and maintenance of fixtures and facilities.

D. Electrical power is NOT available for use, the Contractor shall be responsible for providing temporary electrical service for connections and extensions of services as required for construction operations.

E. Lighting: Provide temporary lighting with local switching that provides adequate illumination for construction operations, observations, inspections, and traffic conditions.

F. Telephone Service: Provide temporary telephone service cellular telephone or portable two-way radio use by all construction personnel.

G. Equipment

1. Fire Extinguishers: Portable, UL rated; with class and extinguishing agent as required by locations and classes of fire exposures.

2. HVAC Equipment: Unless Government authorizes use of permanent HVAC system, provide vented, self-contained, liquid-propane-gas or fuel-oil heaters with individual space thermostatic control.

a. Use of gasoline-burning space heaters, open-flame heaters, or salamander-type heating units is prohibited.

b. Heating Units: Listed and labeled for type of fuel being consumed, by a qualified testing agency acceptable to authorities having jurisdiction, and marked for intended location and application.

H. Waste Disposal: Fuels, lubricants, petroleum products, chemicals or other waste materials shall be disposed of in properly designated areas off Government premises.

I. Barricades, Warning Signs, and Lights: Comply with requirements of authorities having jurisdiction for erecting structurally adequate barricades, including warning signs and lighting.

J. Maintenance: Maintain operation of temporary enclosures, heating, cooling, humidity control, ventilation, and similar facilities on a 24-hour basis where required to achieve indicated results and to avoid possibility of damage until removal.

1.15 CLOSEOUT PROCEDURES

A. Submittals Prior to Completion: Complete the following a minimum of 10 days prior to requesting inspection for determining date of Substantial Completion. List items below that are incomplete at time of request.

1. Certificates of Release:

2. Submit closeout submittals specified in individual Sections, including specific warranties, workmanship bonds, maintenance service agreements, final certifications, and similar documents.

3. Submit test/adjust/balance records.

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1.16 FINAL CLEANING

A. Perform final cleaning. Conduct cleaning and waste-removal operations to comply with local laws and ordinances and Federal and local environmental and antipollution regulations.

1.17 REPAIR OF THE WORK

A. Repair or remove and replace defective construction. The Contractor shall be liable for damages to roads, pavement, utilities, structures, and property, due to any act, omission, neglect, or misconduct during the period of performance of the services of this contract.

PART 2 - EXECUTION OF WORK

2.1 GENERAL

A. The Contractor shall provide and pay for labor, materials, tools, construction equipment and machinery, transportation and other facilities and services necessary for proper execution and completion of Work, whether temporary or permanent, and whether or not incorporated in the Work.

B. Preform work in accordance with the approved Construction Documents.

C. Possess and maintain, for the duration of this project, a state license as a general contractor in the State of Montana, if required by the state.

2.2 SITE PREPARATION

A. Prior to excavation all surface vegetation and topsoil, estimated 4-6 inches, shall be stripped from the project areas and stockpiled on site. Stockpile the topsoil adjacent to the work area for later reuse.

B. All stream banks and adjacent areas where excavation occurs or will be disturbed by construction activity shall be protected with temporary erosion control measures (i.e., geotextile fabric, functional silt fence, staked straw bales) during construction activities such that no sediment delivery to the stream occurs.

2.3 PAVEMENT REMOVAL

A. Demolish and remove existing pavement and/or base course to the extent required by new construction and as indicated. Use methods required to complete the Work within limitations of governing regulations.

B. Remove pavement identified and take to a recycling plant or asphalt mix plant for reuse.

Provide station with weight slips for reporting purposes.

1. Recycling plant in the area is Knife River Resources in Belgrade, MT, (406) 388-6832.

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C. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Provide weight slips of asphalt removed from site and recycled at recycling plant or asphalt mix plant.

2.4 EXCAVATION AND EMBANKMENT

A. Excavation of material shall be as shown on the drawings. Permanent cut slopes and slopes for shoulders shall be as shown on the drawings.

B. Excavation shall be made to subgrade elevations and be true to grade. No excavation shall be made below subgrade elevations. Excavations made below subgrade lines shall be filled with native material, as approved by the Contracting Officer, and compacted to set standards.

Excavations shall be level, clean, true to size and clear of loose material.

C. Any and all excavation for the convenience of the Contractor or over-excavation performed by the Contractor for any purpose or reason except as may be ordered in writing by the Contracting Officer and whether or not due to the fault of the Contractor, shall be at the expense of the Contractor. Where required to complete the work, all such excess excavation and over-excavation shall be refilled with native sand materials, as approved by the Contracting Officer, compacted to set standards, and placed at the expense of and by the Contractor.

D. In the event that it is necessary to remove unsuitable material to a depth greater than specified, the Contracting Officer shall be notified prior to removal of unsuitable material and an adjustment in the contract price shall be made in accordance with the contract. Excavations carried below the depths indicated without specific directions shall, except as otherwise specified, be refilled to the proper grade with native material and compacted to set standards.

All additional work of this nature shall be at the Contractor's expense.

E. Proof-roll subgrade below pavements to identify soft pockets and areas of excess yielding. Do not proof-roll wet or saturated subgrades. Report areas to Contracting Officer for repair procedure.

F. Reconstruct subgrades damaged by freezing temperatures, frost, rain, accumulated water, or construction activities, as directed by Contracting Officer, without additional compensation.

G. Unsuitable material with the exception of stripped vegetation and top soils shall be removed from the site and disposed of at a jurisdictionally accepted waste management facility.

2.5 FILL AND COMPACTION

A. Place and compact fill material in layers to required elevations as follows:

1. Under grass and planted areas use satisfactory soil material.

2. Under asphalt and concrete pavements use base course.

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B. Backfill material used to reinforce or raise subgrade elevations shall be obtained from material excavated from existing base course planned for replacement. The following material classifications shall be in accordance with USCS. Embankment material must be free of rock over 6 inches in diameter or other unsuitable materials such as ice or frozen earth, muck, roots and debris.

C. Base Course: 1.5-inch minus crushed gravel meeting gradation requirements of Montana DOT Standard Specifications for Road and Bridge Construction for base course gravel. The material shall consist of sound, durable particles of gravel or sand which may include limited quantities of fine soil particles as binding material. It shall be free of sod, roots, and other organic matter.

The physical characteristics and quality of the materials shall be approved by the Engineer.

D. Spread and shape the mixture on the prepared surface in a uniform layer. Do not place the mixture in a layer exceeding 6 inches in compacted thickness. Route hauling equipment uniformly over the full width of the surface to minimize rutting or uneven compaction.

E. All fill and backfill shall be placed in horizontal lifts to a compacted thickness of 6 inches, maximum. Lifts shall be thoroughly mixed to provide uniform moisture distribution and compaction as specified before the next layer is placed.

F. Water shall be limited to that needed to obtain optimum moisture content. Flooding or puddling will not be allowed.

G. Determine optimum moisture content according to AASHTO T180, Method D. Mix the aggregate and adjust the moisture content to obtain a uniform mixture with moisture content suitable for compaction.

H. Compact the embankment material to minimum of 95 percent of maximum dry density as determined by ASTM D698. Moisture content shall be within 2 percent of optimum. Along curbs, headers, walls and all places not accessible to the roller, compact the material with approved tampers or compactors.

I. Contractor shall engage a qualified geotechnical engineering testing agency to perform tests and inspections. Allow testing agency to inspect and test subgrades and each fill or backfill layer.

Proceed with subsequent earth moving only after test results for previously completed work comply with requirements.

J. Testing Schedule

1. Embankment Backfill: One test per vertical foot of fill per fill area.

2. Roadway Base Course: One test per 5,000 square feet (surface area) of material placed;

and minimum three tests for entire area.

K. Materials not meeting the specified moisture content and dry density requirements as specified, as determined by the tests, shall be reworked until approved results are obtained. Reworking may include additional compaction, removal, rehandling, reconditioning, recompaction, or combination of these procedures. No additional allowance or payment shall be made for any additional work required to achieve the placement moisture content and density specified.

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L. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Compaction Test reports with the results of each test as specified.

2. Gradation reports from base course supplier.

2.6 GEOEXTILE FABRIC

A. Geotextile shall be a woven geotextile fabric made of 100% polypropylene slit film yarns resistant to ultraviolet and biological deterioration, rotting, and naturally encountered basics and acids.

B. Geotextile shall meet minimum requirements for AASHTO M288 for Class 1 stabilization and separation geotextile and minimum properties below.

1. Tensile Strength: 315 lbs per ASTM D 4632

2. Elongation @ Break: 15% per ASTM D 4632

3. Trapezoidal Tear Strength: 120 lbs per ASTM D 4533

4. CBR Puncture Strength: 1,000 lbs per ASTM D 6241

5. Permittivity: 0.05/sec per ASTM D 4491

6. UV Resistance at 500 hours: 70% strength retained per ASTM D 4355

C. The geotextile shall be secured using the manufacturer's recommended methods to hold in place during construction activity.

D. Place geotextile as shown on the drawings.

E. Torn geotextile shall be repaired manufacturer's recommended methods.

F. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Manufacturer’s data sheets for geotextile.

2.7 BITUMINOUS CONCRETE PAVEMENT

A. The areas to be paved shall be substantially true to line and grade. It shall have a dry, firm, and properly prepared surface before paving operations begin. All loose and foreign material shall be removed.

B. Protect manholes, valve boxes, drop inlets and other service utility entrances prior to surfacing.

C. Prime Coat: Apply a thin, even coating of MC-70 liquid asphalt prime coat to prepared aggregate base.

1. Application of tack coat shall comply with construction requirements of Section 410.03 of the MDT Standard Specifications for Road and Bridge Construction.

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D. Tack Coat: Apply a thin, even coating of SS-1 or CSS-1 emulsified asphalt tack coat to surfaces of curbs, vertical faces of existing pavements, and all structures to be in actual contact with the pavement mixture.

1. Application of tack coat shall comply with construction requirements of Section 407.03 of the MDT Standard Specifications for Road and Bridge Construction.

E. Care shall be taken to prevent splattering of tack and prime coats on to surfaces that will not be in contact with the bituminous concrete pavement.

F. Place and compact asphalt pavement, meeting the requirements below, in areas prepared.

G. The type and grade of asphalt cement for the paving mixture shall be penetration grade (PG) 58- 28, complying with AASHTO M-20.

H. The aggregate shall be free from vegetable matter, lumps, or balls of clay, adherent films of clay of other matter that would prevent thorough coating with bituminous material and shall be free of excessive flat or elongated pieces. Course Aggregate shall be crushed stone or crushed gravel. Fine aggregate shall consist of crushed stone, crushed gravel, or natural sand.

I. Aggregate Type: Provide Grade S, 3/8-inch nominal aggregate size meeting requirements of Section 701.03 of the Montana Department of Transportation (MDT) Standard Specifications for Road and Bridge Construction.

J. Master Range:

1. Aggregate gradation within the limits as specified by MDT Standard Specifications for Road and Bridge Construction.

2. Asphalt Content: 4 -10 percent by weight of total mix.

3. Stability: 750 lbs.

4. Flow: 0.08-0.18-inch.

5. Air Voids: 3-5 percent

6. Percent Voids in Mineral Aggregate: 14

7. Mixing Temperature 280 degrees F – 300 degrees F

K. The mixture shall be placed in one uniform lifts to provide a nominal compacted thickness as specified on the drawings. Placing the mixture shall be a continuous operation. If any irregularities occur, they shall be corrected before final compaction of the mixture.

L. The temperature of the mix at lay-down shall be a minimum of 230 degrees F when the ambient temperature is above 60 degrees F and 250 degrees F when ambient temperature is below 60o F.

M. Compaction of the mix shall comply with Section 401.03.21 of MDT Standard Specifications for Road and Bridge Construction. After the plant mix is spread, struck off, and surface irregularities are corrected, compact the plant mix to at least 93 percent of the established target density. Initial rolling with a steel-wheeled tandem or steel-wheeled vibratory roller shall follow the paver as closely as possible. If needed, intermediate rolling with a pneumatic-tired roller shall be done immediately behind the initial rolling. Final rolling with a steel-wheeled roller shall eliminate all marks from previous rolling. In areas too small for the roller a vibrating plate compactor or a hand tamper shall be used to achieve thorough compaction. Compact and finish without displacing, over-compacting, cracking, or shoving.

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N. Final rolling and density of the hot plant mix bituminous pavement shall be obtained prior to the mixture reaching a minimum temperature of 185 degrees F.

O. Until bituminous mixture is compacted, no hauling over placed surface will be permitted. The mix shall be compacted immediately after placing.

P. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Pavement mix design, aggregate gradation, and binder materials data sheet

2. Furnish weight slips of pavement delivered and placed on site.

3. Manufacturer’s data sheets for asphalt cement material.

4. Manufacturer’s data sheets for tack coat material.

5. Manufacturer’s data sheets for prime coat material.

2.8 CRACK SEALING

A. Clean all foreign matter and loosened particles from crack and adjacent surfaces with either a hot compressed air heat lance or other industry accepted standard. Cleaning shall extend across the full width of the existing pavement surface.

B. Seal cracks with bituminous material complying to hot-poured joint sealants of the AASHTO Standard Specifications conforming to M301-85, Standard Specifications for Joint Sealants, Hot-Poured, for Concrete and Asphalt Pavements.

C. Cracks greater than 1/4 inch and less than 1 inch in width shall be cleaned and sealed. Cracks greater than 1 inch in width shall be filled with asphalt-aggregate patching material.

D. The crack or routed crack shall be filled flush or may be overfilled and squeegeed.

E. Crack sealing shall be done only when the cracks are cleaned and dry.

F. Dam all cracks that travel to edge of pavement surface prior to sealing to prevent sealant from running out the crack. Contractor is to us wood boards, earth, metal flashing, or any other material to hold the sealant in place. Dam material is to be left in place until sealant at pavement edge is set.

G. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Manufacturer’s data sheets for crack sealing material.

2.9 FOG SEAL COAT

A. Prepare surface by cleaning all dirt, sand, dust, oil, and other objectionable foreign material immediately prior to applying the seal coat.

B. Protect manholes, valve boxes, drop inlets and other service utility entrances prior to surfacing.

REHABILITATE ROAD S.O.W. - 16

C. Apply a thin, even coating of CRS-2P emulsified asphalt coating to prepared pavement surface.

1. Application of seal coat shall comply with construction requirements of Section 409.03.3 of the MDT Standard Specifications for Road and Bridge Construction.

D. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Manufacturer’s data sheets for sealing material.

2.10 PAVEMENT MARKINGS

A. Markings shall be done when air and pavement temperature are at least 40 degrees F and when the temperature will not fall below this level during paint curing. The pavement surface and weather conditions shall be conducive to satisfactory results.

B. Prepare the surface to be painted in accordance with the paint manufacturer’s recommendations.

Remove loose material by sweeping and brooming no more than 2 days before striping.

C. Pavement markings paint shall be epoxy polymer traffic paint meet the requirements set forth in Section 714.06 of the MDT Standard Specification for Road and Bridge Construction for white and blue traffic paint.

D. Prior to placing paint, mark line locations by spots of paint at intervals ensuring accurate location of lines. Mix paint to uniform consistency. Apply with equipment capable of spraying under pressure through a nozzle directly upon the pavement. Finish stripes shall be 4” wide;

have clear true edges with no sharp breaks (± 1/4-inch); have uniform coverage; and not deviate from the true line more than -inch in 50-feet.

E. Submit the following in accordance with provisions of Section 1.13 “Submittal Administrative Requirements and Procedures”.

1. Manufacturer’s data sheets for paint material.

END OF STATEMENT OF WORK

E. Environmental Litigation: Time lost due to work stoppage because of failure of the Contractor to comply with these requirements may not be the subject of a claim for extension of time, for additional costs, or damages.