4PW119_Paving_Scope_of_Work.pdf

Paving Post Wide

Work Order #: 4PW119

AAS #: 15000000

Watervliet Arsenal Installation Management, Public Works Division

Facilities Engineering (TAWV-IMP-F)

23 June 2015

PART 1 GENERAL

1.01 Scope.

A. This Statement of Work (SOW) defines the effort required for the resurfacing of approximately 175,000 square feet of roads and parking lots. Many areas throughout the Watervliet Arsenal are in poor condition and in need of repair. The intent of this project is to repair these areas and provide a structurally sound, long lasting, and smooth driving surface. Project work includes, but is not limited to, the following:

a. Milling/digging out and cleaning the existing surface.

b. Making repairs to the sub base to allow for a sound foundation for the new pavement.

c. Applying a tack coat to existing asphalt bases and joints.

d. Resurfacing with a three (3) inch layer of Hot Mix Asphalt (HMA).

e. Adjust and correct the drainage into the manhole drain inlets.

f. Repaint all roadway lines, crosswalks, parking spaces, and other lines that were removed during resurfacing.

g. Rebuild collapsed manholes.

h. Remove railroad tracks

i. Clean up work site.

1.02 Existing Conditions.

A. All work shall be done in the areas outlined in the 2015 Post Wide Paving Plan, attached.

1.03 Submittals.

A. The contractor shall e-mail all submittals to the Contracting Specialist for review and approval. All submittals require government approval unless otherwise explicitly stated.

B. The contractor shall reference APPENDIX A “Consolidated List of Submittals” for complete list of required submittals.

1.04 Hours of Operation.

A. Normal duty hours are 7:00 AM through 4:00 PM, Monday through Thursday, and 7:00 AM through 3:00 PM on select Fridays (the arsenal is closed every-other Friday). Federal holidays are non-work days. If a federal holiday falls on a Saturday or Sunday, the preceding Friday or following Monday is a work holiday.

1.05 General Requirements.

A. The contractor shall perform all work in strict conformance with Watervliet Arsenal Instructions for Contractors (WAIC). The contractor shall read and understand this document prior to submitting a proposal. The WAIC is publically available at:

http://www.wva.army.mil/Documents/Contracting/WAIC.pdf

B. The contractor shall supply all tools, materials, supplies, equipment, labor, temporary utilities and supervision necessary for the complete execution of the requirements within the contract documents and requirements of this SOW.

C. The contractor shall, prior to submitting a proposal, review (i) all contract documents, and (ii) the project work site, and shall provide written notice to Contracting Specialist detailing any discrepancies that are found between the contract documents and the project work site.

D. The contractor shall notify the Contracting Specialist a minimum of two (2) business days before the contractor starts work. The contractor shall notify the COR a minimum of seven (7) business days before the shut-down of a utility or building service.

E. The contactor shall clean all work areas, at the end of each work day, to remove all tools, equipment, debris, materials, and all waste from the work site.

1.06 Safety Requirements.

A. The contractor shall be responsible for complying with all DOD, Army, Federal, and State health and safety requirements which are applicable to this project, and shall use all means and precautions available to ensure the safety of the occupants and protection to the existing buildings and structures.

B. The contractor shall inspect the project work site prior to starting work, and shall request a copy of the asbestos building inspection records to verify the location and description of known asbestos-containing materials. The contractor shall sign the “Asbestos Notification Acknowledgement Record” and submit this form to the Contracting Specialist.

C. The contractor shall submit a safety plan which is specific to the work activity being performed under the scope of this project for Government review and approval.

1.07 Period of Performance.

A. The contractor shall be required to (i) commence work under this contract within 7 calendar days after the date the contractor receives notice to proceed, (ii) prosecute the work diligently, and (iii) complete the entire work ready for use not later than [30] calendar days after notice to proceed was given. The time stated for completion shall include final cleanup of the premises.

1.08 Project Schedule.

A. The contractor shall create a project schedule and submit for Government review and approval. The project schedule shall detail the phases of work and the overall timeline for the execution of the work.

The contractor shall include delivery dates, appropriate milestones, and shall clearly detail any requirements for work performed outside of regular hours of operation.

1.09 Equipment Identification.

A. The contractor shall create and affix a label to all large equipment, dumpsters, and other mobilized property, which is weather-resistant (laminated, or within a see-thru label hanger), securely affixed to the equipment or visible through a window, and which clearly displays the General Contractor’s:

1. Company name

2. POC name (first, last) http://www.wva.army.mil/Documents/Contracting/WAIC.pdf

3. POC phone number

4. Project Number: “4PW119”

1.10 Applicable Documents.

A. Watervliet Arsenal Instructions for Contractors (WAIC).

B. Asphalt Institute (AI)

1. AI MS-22: Construction of Hot Mix Asphalts C. American Association of State and Highway Transportation Officials (AASHTO)

1. AASHTO M 320: Standard Specification for Performance-Graded Asphalt Binder D. ASTM International (ASTM) E. Unified Facilities Guide Specification (UFGS)

1. UFGS 32 12 15: Hot Mix Asphalt (HMA) for Roadways

2. UFGS 32 01 16: Cold Milling of Bituminous Pavements

3. UFGS 32 12 10: Bituminous Tack and Prime Coats

F. New York State Department of Transportation (NYSDOT) G. Standard Specifications for Construction and Materials

PART 2 PRODUCTS

2.01 General.

A. Unless otherwise stated, all materials for this project shall be new. All products shall not contain any asbestos, mercury, chromium/lead paint, Class I Freon, and Polychlorinated Biphenyls (PCB), and shall state such on the manufacturer’s original packaging.

B. All work shall be in strict accordance with product manufacturer’s instructions and specifications, including but not limited to manufacturer guidance for storage, staging, application, installation, and disposal of the product.

2.02 Materials.

A. Hot mix asphalt (using reclaimed asphalt pavement).

1. Mix shall conform to NYS DOT Specifications for use on 60 series roads.

B. Type 3 Binder Course.

C. Tack coat

1. Emulsion shall conform to NYS DOT Specifications.

D. Paint

1. Must be formulated for use as a pavement marking material. Paint shall be VOC compliant and conform to all state, federal, and local laws pertaining to air pollution and VOCs.

E. Cement bricks and grout.

F. 4,000 PSI Concrete G. Hot Asphalt Emulsion Joint Sealant H. ½” Crushed Stone Backfill I. DOT Approved Manhole Frame and Cover

PART 3 ITEMS OF WORK

3.01 General.

A. Existing underground utilities shown on the contract drawings have been determined by standard surveying methods and available records. Neither the exact location nor the information of these existing utilities is guaranteed to be complete or correct.

B. The contractor shall verify all dimensions and details on the drawings and other data received and notify the Contracting Officer of all errors, omissions, conflicts, and discrepancies found therein.

Notice of such errors shall be given before the contractor proceeds with work.

C. The contractor shall personally see that the requirements of the contract, of the plans, and of the specifications are fully and faithfully complied with by all subcontractors, materialmen and workmen at all times, that all of this work is prosecuted with the utmost diligence, and that all materials are provided promptly in sufficient quantities in order not to delay the work.

D. The contractor shall minimize noise.

1. Construction shall not begin before 7 am unless otherwise specified by the Project COR.

2. Workers arriving at the project site shall respect the housing residents and surrounding communities need for quiet before construction begins; shouting shall be avoided and materials shall not be handled carelessly or dropped.

3. Equipment shall not be left idling unnecessarily.

4. Any road plates used shall be secured.

E. The site shall be clean and well maintained.

1. Garbage and debris on the site and adjacent to the project shall be removed immediately;

workers shall discard lunch debris in trash containers and not on the ground around the worksite.

2. Dust shall be controlled; the project site and roadways shall be swept and washed at the end of each work day.

3. All materials shall be neatly and securely stored and fenced.

4. Materials shall not spill or blow from trucks traveling to and from the worksite; if material is spilled, it shall be promptly cleaned up.

5. Once work is completed at a location, all equipment and materials shall be removed as soon as possible.

F. Construction shall proceed in a safe manner.

1. Any temporary walkways shall be clearly marked, smooth, drained, and clear of obstacles.

2. Access to active Fire Hydrants shall be maintained.

3. Equipment and vehicles shall be operated at acceptable speeds and in a safe manner.

4. Fencing shall be maintained in an acceptable manner.

5. There shall be sufficient traffic control devices and they shall be properly maintained.

6. Trucks shall not stand idling.

7. Any steel road plates used shall be skid resistant.

8. Flaggers shall ALWAYS be used when equipment is moved into and out of congested or high volume traffic areas.

9. All temporary asphalt ramps and roadway restorations shall be well maintained.

3.02 Paving (Parking Lots and Roadways).

A. The contractor shall complete all work in accordance with NYS DOT specifications and WVA specification 32 12 00 – Paving, attached.

B. The contractor shall remove a minimum of three (3) inches of the top layer, or enough for a minimum of three (3) inches of new asphalt, and to keep the proper elevations.

C. The contractor shall make any repairs necessary to bring manholes to proper grade. All manholes, catch basins, and valve boxes shall be brought to a height of ½” below the final grade of the top course. Extension rings shall be used if the final elevation is raised.

D. The contractor shall clean the milled area, either by multiple passes with a power sweeper, or other approved method. The surface shall be free of all dirt and dust, and ready to receive a new layer of asphalt before moving onto the next stage. Cleaning shall be conducted just prior to application of tack coat/ asphalt. Additional cleanings will be required if the milled portion has been open to traffic or 48 hours has passed.

E. The contractor shall tack coat existing asphalt or concrete surfaces and allow tack coat to cure undisturbed.

F. The contractor shall place hot-mix asphalt to required grade, cross section, and thickness. Contractor shall promptly correct surface irregularities in the paving course.

G. The contractor shall begin compaction as soon as placed; hot-mix paving shall bear roller weight without excessive displacement. Compact hot-mix paving with hot, hand tampers or vibratory-plate compactors in areas inaccessible to rollers. Complete compaction before mix temperature cools.

H. The contractor shall complete breakdown or initial rolling immediately after rolling joints and outside edge. Examine surface immediately after breakdown rolling for indicated crown, grade, and smoothness.

I. The contractor shall begin intermediate rolling immediately after breakdown rolling while hot-mix asphalt is still hot enough to achieve specified density. Continue rolling until hot-mix asphalt course has been uniformly compacted to 92 percent of reference maximum theoretical density according to

ASTM D 2041.

J. The contractor shall finish roll paved surfaces to remove roller marks while hot-mix asphalt is still warm.

K. The contractor shall remove and restore paved areas that are defective or contaminated.

L. All lines removed during the resurfacing shall be repainted using the appropriate colors. This includes, but is not limited to lane markings, stop lines, crosswalks, parking space and handicap markings, painted curbs, no parking zones, etc.

M. The contractor shall apply pavement marking paint with mechanical equipment to a minimum wet film thickness of 15 mils (0.4 mm).

3.03 Rail Road Tracks.

A. The contractor shall remove approximately 100 lineal feet of railroad track outside of the North-West overhead door, Building 135, prior to paving.

B. The contractor shall provide cones, barriers, and signs for all road closures and detours. The contractor is responsible for securing the work site and preventing pedestrians and traffic from traveling through the work area.

C. The contractor shall remove all items associated with the rail road tracks.

D. The contractor shall separate the metal and general debris.

E. Once the tracks are removed the contractor shall compact the base and prepare it to be backfilled to finished elevation.

F. The roadway shall receive a compacted base of crushed stone, a minimum of two (2) inches of type 3 hot mix asphalt (HMA) binder course and three (3) inches of type 6 wearing course. Asphalt shall be compacted and leveled to allow for proper drainage and transition from the building to the roadway.

3.04 Manhole Repair.

A. The contractor shall reference the attached site map for locations of the manholes, catch basins and sink holes requiring repair.

B. The contractor shall complete all work in accordance with specification 32 WVA 100 – Resetting Manholes, attached.

C. The contractor shall be responsible to provide, furnish, and install all appropriate components, devices, fasteners, fixtures, or similar incidental items as required to provide a complete, operable, and functional system to suit the intended purpose.

D. The contractor shall follow all dig safe procedures prior to excavating.

E. The contractor shall saw cut the pavement and remove surrounding material to expose the subsurface structure. Contractor shall not disturb and/or remove any curb or sidewalk.

F. The contractor shall remove collar, frame, and cover/grate.

G. The contractor shall dispose of all debris generated. The contractor shall haul pavement and soil to

Carver Sand and Gravel or Mead Enterprise for recycling. A bill of lading shall be provided to the Project COR at the end of each work day to verify where the pavement and soil was disposed.

H. The contractor shall rebuild the brick or block manhole/catch basin.

I. The contractor shall set the new frame and manhole cover/catch basin grate on new foundation.

J. The contractor shall pour a new four (4) inch thick concrete apron around the catch basin/manhole.

K. The contractor shall seal the perimeter edge of the apron with a hot asphaltic emulsion.

L. At completion of the project, the top elevation of the manhole/catch basin shall be at the specified height. The surrounding concrete shall have smooth and even transitions.

3.05 Asphalt Walkway.

A. The contractor shall demolish and remove the existing asphalt walkway, roughly 450 lineal feet. All demolished materials shall be properly handled and recycled by the contractor so that it can be reused in the resurfacing.

B. The contractor shall prepare the subgrade in accordance with NYSDOT, Section 203.

C. The subgrade and the walkway surface shall be a continuous slope from the high to low elevation necessary for positive drainage, and to minimize puddles.

D. The new walkway shall consist of a four (4) inch thick base with a one (1) inch thick bituminous surfacing. The base material shall be nonfrost-susceptible (e.g. gravel, crushed stone, crushed rock).

The bituminous surfacing shall consist of asphalt.

E. The asphalt mix shall conform to NYSDOT specifications for top course as outlined in the Standard Specifications for Construction and Materials. Quality control of the asphalt mix is the responsibility of the contractor. All asphalt shall be supplied from the same plant and mix design.

F. For each asphalt delivery, a delivery ticket shall be provided to the Project COR. Trucks shall be timed so that delivery of the HMA is in the temperature range required by the mix design. Any asphalt that has dropped below the design temperature will be rejected.

G. The contractor shall compact the asphalt immediately after placement. After compaction, the walkway shall have a level transition to the existing roadway and parking lot.

H. All existing manholes shall be depressed ½” from the new pavement.

I. The contractor shall pave in a manner that minimizes cold seams. All cold seams shall be finished with a hot tar crack sealer once the paving is completed.

J. No signs of ruts, ridges, roller marks, cracking, tearing, or other irregularities shall be visible upon completion. The contractor shall be responsible to correct any defects by repair or replacement at no additional cost to the government.

3.06 Options.

A. The contractor shall submit with the bid for the above proposed work a square foot unit price for additional cold milling and 3” of asphalt, and a price for pothole repairs. These prices will be agreed upon in advance for the purpose of adding additional paving above what is in this Statement of Work.

B. The contractor shall include in the price a quote to resurface approximately 15,220 SF of drive way around Quarters 3 and 4.

C. The contractor shall include in the price a quote to resurface approximately 9,209 SF of drive way to the east of Quarters 6.

PART 4 CLOSEOUT REQUIREMENTS

4.01 Cleanup of Work Site.

A. The contactor shall clean all work areas and remove all tools, equipment, debris, materials, and all waste from the premises.

B. The contractor shall remove all debris from any remote holding locations, to include any excavation and concrete equipment chute cleanout debris.

C. The contractor shall remove their equipment from Watervliet Arsenal premises within five (5) working days after completion of project work.

PART 5 APPENDICES

5.01 Consolidated List of Submittals

5.02 Quality Assurance Surveillance Plan (QASP)

5.03 Attachment B: 2015 Post Wide Paving Plan.

5.04 WVA specification 32 12 00 – Paving

5.05 32 WVA 100 – Resetting Manholes

APPENDIX A: Consolidated List of Submittals

Line Item Submitted Submittal Needed By Submittal Reviewed By (Office)

1 Safety Data Sheets for Hazardous Materials

(SDS)

NLT 7 Calendar Days After Award

Safety Office

2 Signed Contractor Asbestos Notification Form NLT 7 Calendar Days After Award

Environmental Office

3 Signed Lockout/Tagout (LOTO) Notification Acknowledgement Record

NLT 7 Calendar Days After Award

Safety Office

4 Project Schedule NLT 7 Calendar Days After Award

COR

5 Safety Plan NLT 7 Calendar Days After Award

Safety Office

6 HMA Mix Design NLT 7 Calendar Days After Award

COR

7 Tack Coat Product Data NLT 7 Calendar Days After Award

COR

8 Line Paint Product Data NLT 7 Calendar Days After Award

COR

9 Line Painting Plan NLT 7 Calendar Days After Award

COR

10 Delivery/Trip Tickets for each truck in and out

NLT End of Each Work Day

COR

11 Manhole Frame and Cover NLT 7 Calendar Days After Award

COR

12 Concrete Mix Data NLT 7 Calendar Days After Award

COR

13 Cement Bricks NLT 7 Calendar Days After Award

COR

14 Joint Sealant Data NLT 7 Calendar Days After Award

COR

15 Bill of Ladings NLT End of Each Work Day

COR

APPENDIX B: Quality Assurance Surveillance Plan (QASP)

PURPOSE

This Quality Assurance Surveillance Plan (QASP) will be used as a guide to Government Quality Assurance Personnel (QAP). It provides a systematic method to evaluate the services the contractor is required to furnish.

SURVEILLANCE PROCEDURES

Timeliness: Progress is maintained to assure compliance with completion time.

Quality: Conformance with statement of work and industry standards.

Tasks: Performed according to statement of work requirements.

Problem Resolution: Contractor submits deliverables in accordance with the contract and resolves any deficiencies identified by the government in the final submission. Following final submission, contractor resolves any additional deficiencies identified by the government and resubmits and or corrects within one week.

Delivery: Contractor submits each deliverable in accordance with the statement of work and terms of the contract.

PERFORMANCE AREAS

Management Responsiveness: Evaluate the adequacy of the contractor’s responsiveness and their ability to keep the government informed of work progress and provides for early problem identification and effective corrective action plans.

Schedule Control: Evaluate the contractor’s adherence to completion schedule.

Performance: The contractor will be evaluated as to the workmanship and adherence to the statement of work.

EVALUATION CRITERIA

(Outstanding). Indicates performance clearly exceeds contractual requirements. The area of evaluation contains few minor problems for which corrective actions appear highly effective.

(Satisfactory). Indicates performance clearly meets contractual requirements. The area of evaluation contains some minor problems for which the corrective actions appear satisfactory.

(Unsatisfactory). Indicates the contractor failed to satisfy contractual requirements and recovery is not likely in a timely manner. The area of evaluation contains serious problems for which the corrective actions were ineffective.

DOCUMENTATION

Documentation used to perform surveillance will consist of random government inspections and inspection records, as well as the evaluation of final work product delivery by the project COR/COTR.

RATING

Contractor will be given an overall rating of Outstanding, Satisfactory, or Unsatisfactory by the Government Technical point of contact or Contracting Specialist Representative, if appointed, 3 using the above evaluation criteria.

Watervliet Arsenal Paving and Crack Filling Facilities Engineering Various Locations, Post

TAWV-IMP-F 4PW119

WVA GUIDE SPECIFICATION TEMPLATE - 32 12 00 - Page 1

SECTION 32 12 00

Hot Mix Asphalt Paving

Contractor shall refer to the Statement of Work and all relevant attachments for project specific information including project location, HMA Mix, and other requirements.

1.01 REFERENCES

The publications referenced within this specification are referred to by the basic designation only.

A. Asphalt Institute (AI)

A. AI MS-22: Construction of Hot Mix Asphalts

B. American Association of State and Highway Transportation Officials (AASHTO)

A. AASHTO M 320: Standard Specification for Performance-Graded Asphalt Binder

C. ASTM International (ASTM)

D. Unified Facilities Guide Specification (UFGS)

A. UFGS 32 12 15: Hot Mix Asphalt (HMA) for Roadways B. UFGS 32 01 16: Cold Milling of Bituminous Pavements C. UFGS 32 12 10: Bituminous Tack and Prime Coats

E. New York State Department of Transportation (NYSDOT)

A. Standard Specifications for Construction and Materials

1.02 SUBMITTALS

A. Government approval is required for submittals with a "G" designation; submittals not having a "G" designation are for information only. Submit the following in accordance with the “Statement of Work - SUBMITTAL REQUIREMENTS”:

A. SD-01 Preconstruction Submittals

1. Project Schedule; G

2. Line Painting Plan

3. Safety Plan; G

B. SD-03 Product Data

1. HMA Mix Design; G

2. Tack Coat Product Data; G

3. Line Paint Product Data; G

4. Delivery/ Trip Tickets for each truck in and out; G

C. SD-07 Certificates

WVA GUIDE SPECIFICATION TEMPLATE - 32 12 00 - Page 2

1. None.

D. SD-08 Manufacturer’s Instructions

1. Material Safety Data Sheets (MSDS)

E. SD-11 Closeout Submittals

1. Letter of Warranty

2.01 MATERIALS

A. Unless otherwise stated, all materials for this project shall be new. All products shall not contain any asbestos, mercury, chromium/lead paint, Class I Freon, and Polychlorinated Biphenyls (PCB), and shall state such on the manufacturer's original packaging.

B. Tack Coat:

A. Tack coat emulsion shall conform to NYS DOT Specifications.

C. Base/ Binder Course

A. Binder course shall conform to NYS DOT Specifications.

D. HMA

A. Hot mix asphalt using reclaimed asphalt pavement. Mix shall conform to NYS DOT

Specifications for use on 60 series roads.

E. Line Paint A. Paints used must be formulated for use as a pavement marking material. Paint shall be VOC compliant and conform to all state, federal, and local laws pertaining to air pollution and VOCs.

PART 3 EXECUTION

3.01 Preparation and Planning

A. Contractor shall develop and submit a mix design for approval that is suitable for the location being paved. Mix Design shall include maximum aggregate size, compaction requirements, and placement temperature.

B. Contractor shall develop a detailed project schedule to be approved by the Contracting Officer. This is to include all activities going on for each day of the project. It is to include all required street and parking lot closures that will occur during the project. Contractor shall develop detours for every road closure to be approved by the Contracting Officer.

C. Contractor shall provide proper barriers and signage instructing motorists of construction and road closures for the duration of the project. This is to include detour signs and flaggers to direct traffic.

D. There must be an accessible route to each area of the Arsenal during all phases of the project.

3.02 Milling Operations

A. Contractor shall remove a minimum of three (3) inches of the top layer, or enough for a minimum of three (3) inches of new asphalt and to keep the proper elevations.

WVA GUIDE SPECIFICATION TEMPLATE - 32 12 00 - Page 3

B. All perimeter edges shall have a square edge.

C. Contractor shall recover and recycle all of the old asphalt so that it can be reused in the resurfacing.

D. Contractor shall provide delivery tickets of all debris removed from site.

E. Contractor shall employ dust control measures in all operations.

F. Contractor shall be responsible to repair any damage to manhole covers, frames, surrounding structures and other objects in the work area.

G. Contractor shall make any repairs necessary to bring the manholes to proper grade. All manholes, catch basins, and valve boxes shall be brought to a height of ½” below the final grade of the top course. Contractor shall install extension rings if needed to raise the height.

H. Contractor shall clean the milled area, either by multiple passes with a power sweeper, or other approved method. The surface shall be free of all dirt and dust and ready to receive a new layer of asphalt before moving on to the next stage. Cleaning shall be conducted just prior to application of tack coat/ asphalt. Additional cleanings will be required if the milled portion has been open to traffic or 48 hours has passed.

3.03 Base Courses

A. In areas where the supporting layers are not compacted, or where there is no binder layer, the contractor shall follow the following procedures:

1. Contractor shall inspect all areas where asphalt was removed. Any area that pavement is removed to the sub base will be checked for appropriate compaction. Damaged base layers and loose sub base will be repaired and approved prior to applying the top surface of asphalt. The base for the new pavement shall be of uniform grade and slope with no cracks or holes.

2. All new fill material will be compacted and properly graded.

3. A minimum of 2” binder course will be placed prior to wearing course paving.

3.04 Tack Coat

A. Tack coat shall be applied to all areas where ne pavement is going to come in contact with existing asphalt or concrete.

B. The homogeneous emulsion used shall be appropriate for the conditions of the application.

C. A tack coat is not required on gravel or stone bases.

D. Tack coat shall be applied at a rate of 0.06 gallons per square yard.

E. Use of a calibrated distributor that is capable of uniformly applying the emulsion shall be utilized.

F. Resurfacing shall not begin until the tack coat has broken.

3.05 Top Coat Paving Operations

A. All areas shall receive a minimum of three (3) inches of pavement, using reclaimed asphalt pavement.

WVA GUIDE SPECIFICATION TEMPLATE - 32 12 00 - Page 4

B. Asphalt mix shall conform to NYS DOT specifications for top course as outlined in the Standard Specifications for Construction and Materials. Quality control of the asphalt mix is the responsibility of the contractor.

C. Each asphalt delivery vehicle shall provide a delivery ticket, to be provided to the Contracting

Officer’s Representative at the end of each day.

D. Trucks shall be timed so that delivery of the HMA is in the temperature range required by the mix design. Any truck that is lined up for too long and the asphalt has dropped below the design temperature will be rejected.

E. Asphalt shall be compacted immediately after placement.

F. Contractor shall properly crown and slope all areas to provide for proper drainage. All pavement shall slope away from buildings, walls, etc. The finished product shall allow for no pooling or water draining towards a structure.

G. All manholes, valve boxes, drains, etc. shall be depressed ½” from the new pavement. The pavement around any drains shall be sloped accordingly to allow for proper drainage.

H. All asphalt shall be supplied from the same plant and mix design.

I. At the end of compaction the pavement shall have a level transition to the existing pavement.

Contractor shall pave in a manner that minimizes cold seams. All cold seams shall be finished with a hot tar crack sealer once the paving is completed.

J. Contractor shall ensure that at the end of the placement there shall be no visible signs of ruts, ridges, roller marks, cracking tearing, or other irregularities. The contractor shall be responsible to correct any defects by repair or replacement at no additional cost to the government.

K. The government reserves the right to perform QA testing on all new asphalt. The contractor is responsible to make repairs to any areas that do not pass the inspection.

3.06 Line Painting

A. All lines removed during the resurfacing project shall be repainted the appropriate colors. This is to include, but not limited to: lane markings, stop lines, crosswalks, parking space and handicap markings, painted curbs, no parking zones, etc.

B. It is the contractor’s responsibility to ensure that all lines get repainted.

C. Line painting shall occur within 2 days of paving completion.

3.07 Cleanup

A. Contractor shall remove all equipment, tools, and debris from site.

B. All millings and excavated materials shall be removed.

C. Contractor shall sweep all the new roads, and roads used for construction traffic.

- -END OF SECTION - -

Resetting Manholes - 32 WVA 100 - Page 1

SECTION 32 WVA 100

Resetting Manholes and Catch Basins

1.01 REFERENCES

The publications referenced within this specification are referred to by the basic designation only.

A. American Concrete Institute (ACI)

1. ACI 318- Structural Concrete Standard

B. New York State Department of Transportation (DOT)

1. Highway Design Manual

1.02 SUBMITTALS

A. Government approval is required for submittals with a "G" designation; submittals not having a "G" designation are for information only. Submit the following in accordance with the “Statement of Work - SUBMITTAL REQUIREMENTS”:

1. SD-01 Preconstruction Submittals

1. Project Schedule [G]

2. SD-03 Product Data

1. Concrete Mix Data [G]

2. Cement Bricks [G]

3. Joint Sealant Data [G]

4. Manhole Frame and Cover [G]

3. SD-08 Manufacturer’s Instructions

1. Material Safety Data Sheets (MSDS)

2.01 MATERIALS

A. 4000 psi Concrete B. Cement Bricks and Grout C. Hot Asphalt Emulsion Joint Sealant D. ½” Crushed Stone Backfill E. DOT Approved Manhole Frame and Cover

Resetting Manholes - 32 WVA 100 - Page 2

PART 3 EXECUTION

3.01 Cutting and Excavation

A. Contractor shall saw cut the concrete/ pavement a minimum of eighteen (18) inches from the manhole/ catch basin frame.

1. Contractor shall remove all asphalt, concrete and the manhole/catch basin frame itself.

2. Contractor shall be sure to not allow any material to accumulate at the bottom of the catch basin.

B. Contractor shall remove all debris and excavate around the manhole to expose the underground structure.

1. All deteriorated blocks, bricks, and concrete shall be removed down to sound structural material.

2. Contractor shall compact all exposed soil and remove undesirable backfill material.

3. Contractor shall clean out the catch basin and dispose of all contents.

3.02 Rebuilding and Setting

A. Contractor shall repair the structure to reinstall the frame.

1. Install new cement bricks, patch concrete and grout to reset the existing frame onto the manhole structure. Ensure proper final elevation of top of frame by properly sizing brick and grout placement. All storm sewer frames shall be placed one (1) inch below the existing perimeter surface elevation. All other frames shall slightly depress (1/2”) from the existing perimeter surface elevation.

2. Contractor shall install a new frame and manhole cover/ catch basin on new foundation.

Frame shall be flat and level. Frame shall be of same dimensions as existing frame and conform to all ASTM and DOT standards.

B. Concrete Apron

1. Contractor shall backfill around the new manhole/ catch basin. The backfill shall be compacted in six inch lifts and meet all DOT standards for roadways. The top six (6) inches shall consist of compacted crushed stone.

2. Using 4000 psi concrete, fill the perimeter area around frame, forming an apron. The apron’s surface shall be finished smooth with square edges. At storm sewers, an evenly sloped smooth sloped surface shall be provided, which facilitates drainage in the structure. Perimeter edge shall be troweled.

3. The minimum thickness of the apron shall be at least four (4) inches thick.

4. Roadway barricades shall be maintained during curing period. 6 mil minimum thickness, plastic sheeting shall cover concrete apron during the seven (7) day curing period.

5. After a minimum of seven (7) days the perimeter of the apron shall be sealed with a hot asphalt emulsion. The joint shall be cleaned of all dirt and debris prior to application. The joint sealant shall be applied according to all manufacturers’ instructions.

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