B08_-_Statement_of_Work_Green_Lake_Paving_Project.pdf

140FC224R0007

STATEMENT OF WORK

Road And Parking Lot Paving at the

Green Lake National Fish Hatchery (NFH)

1 Hatchery Way, Ellsworth, ME 04605 Maine

Table of Contents

Section Description

01000 General Requirements

01700 Project Closeout

02203 Gravel and Pipe Culvert Materials

02510 Bituminous Concrete Pavement

03000 Public Traffic Control

ATTACHMENT

Project Drawings

SECTION 01000

GENERAL REQUIREMENTS

1.01 DESCRIPTION OF WORK

A. Work under this contract consists of paving, culvert, and all incidental work to be performed at the Green Lake National Fish Hatchery, per the attached drawings, and as specified. This procurement is a Total Service-Disabled Veteran-Owned Small Business (SDVOSB) set aside.

B. For all the work items, all incidental work required shall be included.

C. Refer to the attached drawings for the work to be performed.

D. All work shall be performed in accordance with the Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects (FP-14), U. S. Department of Transportation, Federal Highway Administration. The Contractor shall furnish all labor, materials, supervision, equipment, tools, and all other necessary resources to construct the project as detailed in the drawings and specifications, and according to the contract terms and conditions for the project.

1.02 INSPECTION OF THE SITE

A. Prospective quoters are requested to visit the area of work. Inspection of the site can be arranged by calling the Hatchery representative, Craig Knights at tel: 207 902-1562. His email is craig_knights@fws.gov

1.03 SEQUENCE OF CONSTRUCTION AND COORDINATION

A. The Hatchery will continue operations during the performance of the contract.

Period of Performance: (180) Calendar Days after receipt of Notice to Proceed.

B. When closure of the work areas is required during the construction work, the closure must be approved at least 48 hours in advance by the Hatchery Manager or their designee.

C. All work under this contract shall be performed during normal operating hours of 7:30 a.m. to 4:30 p.m, Monday through Friday. No work shall be performed on Saturdays, Sundays, or legal holidays.

D. For traffic control refer to Section 03000, Public Traffic Control.

1.04 ENVIRONMENTAL PROTECTION

A. All work shall be accomplished in such a manner that all waste materials, pollutants, and potential pollutants shall be completely retrievable for disposal in a manner suitable to the Contracting Officer and in accordance with all applicable regulations and laws.

B. Areas damaged by the Contractor during the construction must be restored to their original condition.

C. Perform all soil erosion and sedimentation protection as shown and described on the attached mailto:craig_knights@fws.gov drawings.

1.05 SAFETY REQUIREMENTS

A. The Contractor shall be responsible for strict compliance with all provisions of Occupational Safety and Health Administration (OSHA) requirements 29 CFR 1910 and 29CFR 1926.

B. The road area is open to the public, and needs to be closed to the public by barricades and signs.

1.06 LOCATING UTILITIES

A. Locate and mark existing utility lines. Contact DigSafe at 811or 888-DIG-SAFE, or online at www.digsafe.com , at least 48 hours before any excavation to have the utilities marked in the field. If DigSafe does not perform this service at the project site, contact and ensure that a commercial utility location service marks underground utilities in the field before any excavation begins. Notify the on site Government Representative 48 hours before any excavation takes place.

B. Exercise special care and extreme caution in order to protect and avoid damage to any utility company facilities. Existing utilities have been generally located and shown on the plans as they are believed to exist. The Government assumes no responsibility for the accuracy of locations shown in the plans. Locate and ensure the safety of all existing utilities. Coordinate the repair of damage caused by construction with the utility owners. Pay costs associated with these repairs.

1.07 SUMITTALS REQUIRED

A. Prior to the start of construction, submit information for the following items:

1) Paving Materials

2) Gravel Materials

3) pipe culvert materials

4) Seed Mix

END OF SECTION

http://www.digsafe.com/

SECTION 01700

PROJECT CLOSEOUT

PART 1 - GENERAL

1.01 FINAL CLEANING

A. Remove waste and surplus materials, and rubbish from the site. At time of final inspection, project areas shall be free of debris.

B. Roadway shoulders shall be graded, and seeded. Erosion protection controls shall be provided at road shoulder areas. Proposed seed mix to be approved by the Hatchery.

Seeds shall comply with applicable state and federal seed laws.

1.02 DAMAGE TO EXISTING FACILITY

A. Prior to final acceptance by Government, the Contractor shall repair or otherwise return to original condition any parts of the existing facilities which have been damaged during construction by the Contractor.

SECTION 02203

GRAVEL AND PIPE CULVERT MATERIALS

PART 1 - GENERAL

1.01 SECTION INCLUDES

A. Furnishing gravel base course materials, with the concurrence of the on site Government representative.

1.02 REFERENCES

A. Maine Department of Transportation, Specifications, latest edition.

1.03 SUBMITTALS

A. Submit certificate from supplier certifying materials for gravel meet requirement of these specifications.

B. Submit copy of latest gradation analysis and test data for materials proposed for use.

PART 2 PRODUCTS

A. Gravel materials shall consist of crushed stone or gravel. Materials shall be obtained from sources provided by the contractor, and shall be free from loam or other organic matter, trash and debris.

Gravel materials shall meet the specification and gradation requirements of the Maine Department of Transportation, Specifications, Section 703.07.

For Aggregate for Aggregate-Topsoil Course, conform to AASHTO M 80, Class E and AASHTO M 43, Size Number 67.

B. For culverts and drains, furnish metallic-coated corrugated steel culvert pipe.

C. For underdrains, sheet drains, and pavement edge drains, furnish corrugated polyethylene drainage tubing outlet pipe.

PART 3 EXECUTION

3.01 GRAVEL PLACEMENT

A. Gravel materials shall be placed and compacted.

B. Compacting. Place the gravel materials, and compact the gravel equal to or greater than 95 percent of its maximum density, as determined by AASHTO T 99, Method C.

3.02 PIPE CULVERT INSTALLATION

A. Install the pipe culvert per pipe manufacturers recommended installation procedures. Provide a proper bedding for the pipe culvert.

SECTION 02510

ASPHALT CONCRETE PAVING

PART 1 GENERAL

1.01 SCOPE OF WORK

A. The work of this section consists of furnishing all labor, materials, service and incidentals necessary to furnish and install pavement as described.

1.02 REFERENCES

A. Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects (FP-14), U. S. Department of Transportation, Federal Highway Administration.

B. Maine Department of Transportation, Specifications, latest edition.

1.03 SUBMITTALS

A. Job Mix Formula

1. Type and size of aggregate showing conformity with these specifications including test results showing complete sieve analysis showing percent passing sieves noted herein.

2. Type, grade and percentage of bitumen. The percentage of bitumen will be the net amount calculated on the basis of total weight of mix exclusive of water solvent.

3. The temperature at which the mixture will be delivered to the job.

B. Suppliers certifications for asphalt concrete.

C. Submit one legible copy of each delivery ticket for all material delivered to the construction site.

1.04 QUALITY ASSURANCE

A. Provide work and materials in accordance with applicable requirements of the referenced standards.

1.05 TESTING LABORATORY SERVICES

A. During the progress of the work, the Government will require that testing be performed to determine that materials and installation provided for the work meet the specified requirements. Such testing includes, but is not limited to pavement compaction tests.

Also required is compaction testing for gravel base material.

B. The Contractor shall provide the services of a testing laboratory approved by the

Contracting Officer. It shall be the responsibility of the Contractor to schedule and pay for all testing services.

C. Qualifications of Testing Laboratory

The testing laboratory will be qualified to the Government's approval in accordance with

ASTM E329-72.

D. Codes and Standards

Testing will be in accordance with all pertinent codes and regulations and with standards of the American Society of Testing and Materials.

E. All specimens and samples for testing shall be paid for, and are the responsibility of the

Contractor. All specimens and samples will be taken by an independent testing laboratory employed by the contractor. All sampling equipment and personnel will be provided by the testing laboratory and all deliveries of specimens and samples to the testing laboratory will be performed by the testing laboratory. Test results shall be sent to the Contracting Officer's Representative by the testing firm.

PART 2 PRODUCTS

2.01 Asphalt tack coat:

Apply the asphalt tack coat at a rate indicated in Table 412-1.

Provide the CO with the target residual and bar application rates within the range specified in Table 412-1. Control the rate of application within plus or minus 0.01 gallons per square yard of the target application rate and within the allowable range. Provide the CO with the specific gravity of the bituminous material corrected for spray temperature.

Set spray bar height to ensure uniform coverage and at least a double overlap, but not to exceed triple overlap coverage. Set nozzle angle settings between 15 to 30 degrees from the center of the spray bar axis. Use the same size nozzles, all set at the same angle, open, and functioning properly.

Table 412-1

Asphalt Tack Coat Application Rate(1)

Pavement Type Residual

Rate(2)

Bar Rate PG Binder(3)

Bar Rate Undiluted Emulsion(4)

Bar Rate Diluted Emulsion(5)

(1:1 Ratio) New Asphalt Concrete Pavement 0.020 - 0.045 0.025 - 0.045 0.030 - 0.065 0.060 - 0.130

Existing Asphalt Concrete Pavement 0.040 - 0.070 0.040 - 0.060 0.060 - 0.105 0.120 - 0.210

Milled Asphalt Concrete Pavement 0.040 - 0.080 0.040 - 0.080 0.060 - 0.120 0.120 - 0.240

Portland Cement Concrete Pavement 0.030 - 0.050 0.030 - 0.050 0.045 - 0.075 0.090 - 0.150

(1) Application rates are in gallons/yd2.

(2) Residual asphalt: the remaining asphalt after an emulsion has completely cured or set.

(3) Maintain a PG binder application rate of 1.0 times the target residual tack coat rate.

(4) Maintain an undiluted application rate of 1.5 times the target residual tack coat rate.

(5) Maintain a diluted application rate of 3.0 times the target residual tack coat rate.

2.02 Bituminous Pavements

All bituminous materials shall meet the requirements as shown on the drawings, and per the referenced Federal Highway Administration and Maine standards.

A. All pavements shall be compacted in accordance with the referenced standards and as necessary to meet the required density.

B. The paving shall be performed when the ambient air temperature is a minimum of 50 degrees F.

PART 3 EXECUTION

3.01 Surface Preparation

A. All areas to receive pavement shall be free of all vegetative material, trash, leaves, weeds, or other deleterious matter. Grade the areas before paving.

3.02 Bituminous Concrete Paving

A. Bituminous concrete paving shall be placed and compacted per the drawings.

. Submission of the job mix formula for the bituminous concrete shall be the responsibility of the Contractor, and shall be submitted to the Contracting Officer for approval at least 10 days prior to pavement construction. Bituminous pavement mixture shall be spread within the temperature ranges indicated.

C. Properly protect new paving, buildings, plantings and other objects against splashing and splattering from asphalt and bitumen during preparation and installation of pavement. Any materials so damaged shall be removed and replaced, or cleaned to the satisfaction of the Contracting Officer at no additional cost to the Government.

D. The bituminous material shall not be placed when the ambient air temperature and temperature at the paving site in the shade and away from artificial heat is below 50°F . Bituminous material shall not be placed on a wet or frozen surface, and the surface temperature is less than 35 degrees F, or when weather or other conditions would prevent the proper handling, finishing, or compacting of the material.

3.03 FIELD QUALITY CONTROL

A. Samples of bituminous pavements shall be taken by Contractor as specified herein.

B. Testing of Pavement Courses

1. Density: Determine density of pavement by testing using nuclear methods in accordance with ASTM D 2950. Compaction densities shall be between 92 percent and 96 percent. Two compaction tests shall be done for each building side.

The Contracting Officer's Representative shall determine the locations for the compaction tests.

3.04 Pavement Grade

The finished pavement surface shall be properly sloped and crowned to facilitate runoff. Standard road paving techniques shall be used.

SECTION 03000

PUBLIC TRAFFIC CONTROL

1. Accommodate traffic according to the MUTCD, contract traffic control plan, Section 635, and this Section. An alternate traffic control plan may be submitted for approval.

(a) Ensure safe and efficient pedestrian, bicycle, and vehicular traffic (including emergency vehicles) at all times during construction;

(b) Schedule and perform work to minimize disruption to public traffic.

Submit alternate traffic control plans at least 30 days before its intended use. After the initial traffic control plan is approved, revise it as necessary to accommodate approved changes in the construction schedule. Submit the revised traffic control plan at least 14 days before implementation, unless otherwise approved by the CO.

Use single lane closures on Hatchery Entrance Road (Route 010) according to Section 635 and as shown in the plans.

Closure of Hatchery Access Loop (Route 100), Hatchery Parking Area (Route 900), Hatchery Overflow Parking Area (Route 901), Hatchery Parking Area (Route 902), Hatchery Parking Area North (Route 903), and Entrance Parking Area (Route 904) is permitted during construction as approved by the CO. Complete work in closed area before moving to the next site. Open roadway and parking areas within 24 hours after completion of work or as directed by the CO.

Maintain access to Hatchery Office and all Hatchery operational facilities located within the project limits at all times.

Ensure that drains and inlets within the project limits are fully functional throughout the duration of the project.

The Contractor may use Hatchery Overflow Parking Area (Rte 901) as a staging area.

Obtain approval from the CO before using this location for staging.

Restore staging areas to their original condition as directed by the CO.

Nighttime operations are not permitted.