SOW_-_Specs_-_Pictures_-_Morgantown_Opekiska_Point_Marion.pdf

MORGANTOWN, OPEKISKA, AND POINT MARION LOCK AND DAM

SPECIFICATIONS TO REPLACE BUILDING ROOFS

1. GENERAL REQUIREMENTS

1.1 GENERAL

The work is located at Morgantown Lock and Dam, 26 Morgantown Lock Road, Morgantown, WV 26501-2329, Opekiska Lock and Dam, 1241 Opekiska Road, Fairmont, WV 26554-8612, and Point Marion Lock and Dam, 304 Powerplant Road, Dilliner, PA 15327-9603. The site of the work may be reached from state and local roads and streets. The general description of the work pertains to the following buildings:

1) Garage/Storage Building (Opekiska) – Remove the existing roofing materials, insulation, vent cover, gravel stop, and downspouts from an approximately 2,290 square foot building and install a new, fully adhered, 60 mil EPDM roofing system, conforming to ASTM D4637/D4637M, with a new fascia system around the perimeter. Roofing system shall have new tapered insulation with R-Value of 20.5 and include the addition of any features to ensure positive drainage to downspouts.

New downspouts with through edge scupper and conductor head shall be provided for the four existing locations. New flashing shall be installed on pipe vent protruding from roof surface. New galvanized roof vent cap shall be installed over the existing vent pipe.

The existing building roof is approximately 2,290 square feet and consists of a 1.5”, 20-gauge metal deck, 2” of rigid insulation, 4-ply built-up roofing system, and extruded aluminum fascia. Each of the four downspouts are approximately 11-ft 6-inches long for a total of approximately 46 linear feet total.

2) Garage/Storage Building (Morgantown) – Remove the existing roofing materials, insulation, vent cover, gravel stop, and downspout from an approximately 1,340 square foot building and install a new, fully adhered, 60 mil EPDM roofing system, conforming to ASTM D4637/D4637M, with a new fascia system around the perimeter. Roofing system shall have new tapered insulation with R-Value of 20.5 and include the addition of any features to ensure positive drainage downspouts.

New downspouts with through edge scupper and conductor head shall be provided for the three existing scupper locations. New flashing shall be installed on pipe vent protruding from roof surface. New galvanized roof vent cap shall be installed over the existing vent pipe.

The existing building roof is approximately 1,340 square feet and consists of a 1.5”, 20-gauge metal deck. Each of the three downspouts are approximately 11-ft 6-inches long for a total of approximately 34 feet 6 inches.

3) Observation Deck Roof (Point Marion) – Remove the existing roofing material and 4 inch vent cover from an approximately 1,025 square foot building and install a new, fluid applied elastomeric, traffic-bearing roof system. The roof coating shall consist of a multilayer troweled-on elastomeric coating system designed for use as a traffic bearing surface.

The existing building roof is approximately 1,025 square feet and consists of a concrete deck over an 8 inch precast hollow concrete slab.

1.2 MEASUREMENT AND PAYMENT

Payment shall include all costs of labor, materials, supplies, equipment, supervision, cleanup, and other costs of completing the work as specified to remove and dispose of the existing roofing materials, insulation, vent/drain covers, conductor heads, downspouts and install a new roofing system, insulation, vent covers, downspouts, and all other miscellaneous components. All material provided in the performance of this contract shall be new and meet the requirements of the specifications. The following is the payment breakdown:

• Payment Item 0001 – REIMBURSEMENT FOR ACTUAL

PERFORMANCE AND PAYMENT BONDS

• Payment Item 0002 – REROOF OPEKISKA GARAGE/STORAGE BUILDING

• Payment Item 0003 – REROOF MORGANTOWN

GARAGE/STORAGE BUILDING

• Payment Item 0004 – REROOF POINT MARION

OBSERVATION DECK ROOF

1.3 PROTECTION OF PERSONNEL

The Contractor shall insure that adequate measures are in place to protect workers, facility operation personnel and the public from injury due to the operations being performed. All protective measures shall be in accordance with

EM 385-1-1.

1.3.1 SAFETY

All work shall be performed in accordance with the Corps of Engineers Safety Manual EM385-1-1. Latest version is available online at:

http://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/EM _385-1-1.pdf

The contractor shall complete and submit the Accident Prevention Plan (separate http://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/EM_385-1-1.pdf http://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/EM_385-1-1.pdf attachment) included with this specification.

• Safety Shoes – All employees engaged in construction operations shall wear safety shoes meeting the requirements of EM 385-1-1, Section 05.E.

• Protective Eyewear – All workers on the site shall wear, as a minimum, protective eyewear meeting the requirements of EM 385-1-1, Section 05.A.

Additional eye protection may be required in accordance with the requirements of EM 385-1-1, Section 05.B.

• Hearing Protection – Hearing protection shall be provided for workers in accordance with EM 385-1-1, Section 05.C.

• Head Protection – Head protection shall be provided for workers in accordance with EM 385-1-1, Section 05.D.

• Personal Fall Protection – Fall protection shall be provided for workers in accordance with EM 385-1-1, Section 05.H.

All overhead utility lines shall be identified and protected from the Contractor’s operations. The Contractor shall address in the accident prevention plan, specific measures for working around overhead utility lines.

1.4 QUALITY CONTROL

The quality control system shall consist of plans, procedures, and organization necessary to produce an end product which complies with the contract requirements. Cover all construction operations, both onsite and offsite, and be keyed to the proposed construction sequence. The project superintendent will be held responsible for the quality of work and is subject to removal by the Contracting Officer.

The contractor shall complete and submit the Quality Control Plan (separate attachment) included with this specification.

1.5 CERTIFICATION OF COMPLIANCE

For all proposed equipment or materials to be furnished under this contract, the Contractor shall furnish a statement signed by an official authorized to certify on behalf of the manufacturer of a product, system or material, attesting that the product, system or material meets the specified requirements. The statement must be dated after the award of the contract, must state the Contractor's name and address, must name the project and location, and must list the specific requirements which are being certified. The Certificate of Compliance shall be submitted prior to shipment of equipment or materials or the incorporation of equipment or materials into the finished work. In no case shall the Government’s right to inspect supplies under the inspection provisions of this contract be prejudiced. The Government has the right to reject defective supplies or services within a reasonable time after delivery by written notification to the Contractor.

The Contractor shall in such event promptly replace, correct, or repair the rejected supplies or services at the Contractor’s expense.

1. 6 PROJECT SUBMITTALS.

The contractor shall provide submittals for Government Approval. The Government reserves the right to require the Contractor to resubmit any item found not to comply with the contract. This does not relieve the Contractor from the obligation to furnish material conforming to the plans and specifications. It will not prevent the Contracting Officer from requiring removal and replacement of nonconforming material incorporated in the work.

1.6.1 Bid Submittal

For evaluation purposes, the bidder shall submit for approval product literature for the roof membrane, insulation, adhesives, roof edging, gutters, downspouts, and accessories. Product data shall include catalog cuts, specifications or other descriptive data for materials proposed for use, including copies of Manufacturer’s warranties.

All appropriate descriptive data shall be clearly indicated on the submittal. Gutter, downspout, and roof edging colors shall be submitted for approval to the Contracting Officer.

1.6.2 Manufacturer’s Certificate

Submit certificate from the roof system manufacturer attesting that the installer has the proper qualifications for installing tapered roof systems. Installer must possess a minimum of five years experience with similar projects, unless otherwise approved by the Contracting Officer.

1.6.3 Roof Plan

Submit a Roof Plan for each roof that displays the layout of insulation and how it will be tapered to ensure positive drainage. Additionally, provide manufacturer recommendations for fastener attachment patterns of insulation at the field, perimeter, and corners of the roof.

1.7 WARRANTY

Submit sample certificates for approval.

1.7.1 Roof Membrane Manufacturer Warranty

Furnish roof membrane manufacturer's 20-year, no dollar limit, full roof system materials and installation workmanship warranty, including all flashing, insulation, and accessory materials necessary to construct a complete, watertight roof system.

Provide warranty directly to the Government and commence warranty effective date and time of Government's acceptance of the roof work. The warranty shall state that:

1) If within the warranty period the roof system, as installed for its intended use in the normal climatic and environmental conditions of the facility, becomes non-watertight, shows evidence of moisture intrusion within the assembly, splits, tears, cracks, delaminates, separates at the seams, or shows evidence of excessive weathering due to defective materials or installation workmanship, the repair or replacement of the defective and damaged materials of the roof system assembly and correction of defective workmanship shall be the responsibility of the roof membrane manufacturer. All costs associated with the repair or replacement work shall be the responsibility of the roof membrane manufacturer.

2) When the manufacturer and his approved applicator fail to perform the repairs within 72 hours of notification, emergency temporary repairs performed by others shall not void the warranty.

1.7.2 Roofing System Installer Warranty

The roof system installer shall warrant for a minimum period of two years that the roof system, as installed, is free from defects in installation workmanship, to include the roof membrane, flashing, insulation, accessories, all attachments, and sheet metal installation integral to a complete watertight roof system assembly. Write the warranty directly to the Government. The roof system installer is responsible for correction of defective workmanship and replacement of damaged or affected materials. The roof system installer in responsible all costs associated with the repair or replacement work.

1.8 PROJECT/SITE CONDITIONS

1.8.1 Reference Drawings

Attached Reference Drawings show existing conditions to the best knowledge of the Government. Unless otherwise noted, dimension, elevations, and other features shown on contract drawings, are generally based on the reference drawings supplemented by field surveys. The Government cannot guarantee the accuracy of the dimensions, elevations, and features shown on reference drawings or on contract drawings which are based on the reference drawings, and it shall be the responsibility of the Contractor, whenever necessary, to verify all elevations and the dimensions by measurements in the field. All elevations are referenced to the local datum used for the original construction of the structure. The Contractor shall verify elevations and dimensions before laying out the work. The Contracting Officer shall be notified of any discrepancies prior to commencing work.

1.8.2 Verification of Field Conditions

The Contractor shall verify all dimensions and conditions in the field and shall advise the Contracting Officer of any discrepancy before performing any work.

1.8.3 Work Areas

The Contractor shall be fully responsible for determining the methods used to transport materials and equipment to and from the areas as well as the removal of waste materials from such spaces. The Contractor shall ensure that his operations will not interfere with the operation of the project or the duties of project personnel.

Transport of materials and equipment shall be the responsibility of the Contractor.

1.8.4 Time of Performance

The Contractor shall confine all operations at the work site between the hours of 7:00 AM and 3:30 PM, Monday through Friday, unless otherwise approved. Work will not be permitted on weekends or Federal holidays unless otherwise approved.

1.8.5 Period of Performance

The Contractor shall complete the work at all locations within 210 calendar days after contractor receipt of Notice to Proceed.

1.9 PROTECTION OF GOVERNMENT PROPERTY

The contractor shall protect all government property during the performance of this contract. All damage to existing government property as a result of the contractors work shall be repaired or replaced to the satisfaction of the Contracting Officer. Exposed roof and building interior shall be protected at all times. At areas where existing roofing materials have been removed, the contractor shall install and maintain temporary protection from the weather until permanent installation of roofing materials can be made. The Contractor shall coordinate roof demolition with the Contracting Officer.

Work area shall be cleaned by the contractor after construction is complete.

1.10 INSPECTIONS AND ACCEPTANCE OF WORK

Notwithstanding other provisions of this contract, all materials and work to be performed under this contract shall be inspected and accepted by the Contracting Officer. The Contracting Officer shall be the individuals solely authorized to reject materials, disapprove or approve any work in progress, or order or direct any revision or change to the plans and specifications as presently shown and stated.

1.11 DISPOSAL

All materials removed in the performance of this contract and not reused shall become the property of the contractor and be disposed of offsite in accordance with Federal, State and Local regulations.

1.12 POINTS OF CONTACT

Prior to commencement of any work being performed on site, the contractor shall participate in a Pre-work Meeting with the Administrative Contacting Officer (ACO) and the Lockmaster on-site.

Opekiska Lockmaster – Mike Clark (724) 725-5289 Morgantown Lockmaster – Mike Clark (724) 725-5289 Point Marion Lockmaster – Mike Clark (724) 725-5289

ACO – Denise Polizzano (412) 395-7680 Denise.M.Polizzano@usace.army.mil

1.13 SECURITY REQUIREMENTS

1.13.1 Access and General Protection and Security Policy and Procedures

The contractor and all associated subcontractors' employees shall comply with applicable installation, facility, and area commander installation and facility access and local security policies and procedures (provided by the Government Representative). The contractor shall also provide all information required for background checks to meet installation access requirements to be accomplished by the installation the USACE Security Office. The contractor workforce must comply with all personal identity verification requirements as directed by DoD, HQDA, and/or local policy. In addition to the changes otherwise authorized by the changes clause of this contract, should the Force Protection Condition (FPCON) at any individual facility or installation change, the Government may require changes in contractor security matters or processes. The contractor must submit the full name, Social Security Number, Date of Birth, and Place of Birth for all associated contractor or subcontractor employees to the USACE Security Specialist Paul M. Surace, 412- 395-7162, paul.m.surace@usace.army.mil or Stephen Davidson, 412-395-7504, stephen.davidson@usace.army.mil. The District retains the right to deny any contractor and subcontractor employee from working on one of its contracts based on final background investigation results.

Contractor and all associated sub-contractors employees shall comply with adjudication standards and procedures using the National Crime Information Center Interstate Identification Index (NCIC-III) and Terrorist Screening Database (TSDB) (Army Directive 2014-05 / AR 190-13), applicable installation, facility and area commander installation/facility access and local security policies and procedures (provided by government representative, as NCIC and TSDB are available), or, at OCONUS locations, in accordance with status of forces agreements and other theater regulations.

1.13.2 Suspicious Activity Reporting Training

The contractor and all associated sub-contractors shall receive a brief/training (provided by the RA) on the local suspicious activity reporting program. This locally mailto:Denise.M.Polizzano@usace.army.mil mailto:Denise.M.Polizzano@usace.army.mil mailto:paul.m.surace@usace.army.mil mailto:stephen.davidson@usace.army.mil developed training will be used to inform employees of the types of behavior to watch for and instruct employees to report suspicious activity to the project manager, security representative or law enforcement entity. This training shall be completed within 30 calendar days of contract award and within 30 calendar days of new employees commencing performance with the results reported to the COR NLT 5 calendar days after the completion of the training.

1.13.3 OPSEC Training

All new contractor employees will complete Level I OPSEC Training within 30 calendar days of their reporting for duty. Additionally, all contractor employees must complete annual OPSEC awareness training. The contractor shall submit certificates of completion for each affected contractor and subcontractor employee, to the COR or to the contracting officer (if a COR is not assigned), within 5 calendar days after completion of training. OPSEC awareness training is available at the following websites: https://www.iad.gov/ioss/ or http://www.cdse.edu/catalog/operations-security.html; or it can be provided by the RA OPSEC Officer in presentation form which will be documented via memorandum.

1.13.4 Access Control

All contract employees, including subcontractor employees who are not in possession of the appropriate security clearance, will be escorted in areas where they may be exposed to classified and/or sensitive materials and/or sensitive or restricted areas.

1.13.5 Instant Verification of Employment Eligibility (E-Verify)

The Contractor must pre‐screen Candidates using the E‐verify Program (http://www.uscis.gov/e-verify ) website to meet the established employment eligibility requirements. The Vendor must ensure that the Candidate has two valid forms of Government issued identification prior to ensure the correct information is entered into the E‐verify system. An initial list of verified/eligible Candidates must be provided to the COR no later than 3 business days after the initial contract award.

1.13.6 Employee Identification and Background Check

The Contractor shall be responsible for furnishing an identification badge/card to each employee prior to the employee working on-site and for requiring each employee engaged on the work to display identification. Identification shall consist of name tags with the name of the Contractor and the employee's name. Additionally, a valid state driver's license or other Government-issued photo identification card is required for positive identification. Each employee will be subject to a background check in accordance with "Homeland Security Presidential Directive 12: Policy for a Common Identification Standard for Federal Employees and Contractors" (HSPD- 12). Only those individual employees that were specifically identified and approved will be cleared to work on Government property.

http://www.iad.gov/ioss/ http://www.iad.gov/ioss/ http://www.cdse.edu/catalog/operations-http://www.cdse.edu/catalog/operations-http://www.uscis.gov/e-verify http://www.uscis.gov/e-verify http://www.uscis.gov/e-verify

2. MATERIALS

2.1 Single-ply EPDM Membrane

Provide a fully adhered rubber roof system using 0.060” EPDM Membrane similar to Versico VersiGard EPDM or an approved equal.

2.2 Roof Insulation

Provide a rigid, tapered roof insulation panel composed of a closed-cell polyisocyanurate foam core bonded on each side to fiber-reinforced paper facers, similar to Versico MP-H Polyiso or an approved equal. Provide all appropriate fasteners for each deck type on the project that is recommended by the Manufacturer.

2.3 Aluminum Downspouts

The downspouts for Opekiska and Morgantown shall be standard commercial grade 4” wide, fabricated from a minimum of 0.019 gauge aluminum. Color of the downspouts shall be dark brown.

2.4 Roof Edging

Roof edging shall be a two-part assembly with a rigid terminator base plate and a decorative snap-on fascia cover for single-ply roofs with raised perimeter edges. The system shall have all concealed fasteners with no penetration on horizontal roof surface.

System shall be provided by the same Manufacturer as the Roofing System and submitted for approval.

2.5 Traffic-Bearing Roofing System

The roof coating shall consist of a multilayer toweled-on elastomeric coating system, dehydrating powder, pigments, vulcanizers, and aggregates and designed for use as a traffic bearing surface. The coating shall be applied to a thickness of 3/16" to 1/4" over a slip sheet which is not adhered to the roof. The roof-deck surfacing shall conform to the requirements of Class A roof under ASTM E 108. The roof coating shall be a non-skid, fluid applied elastomeric system, similar and equal to Dex-O-Tex Weatherwear as manufactured by Crossfield Products Corp., Oak Brook, Illinois 60521, or Desco Neolon Decking as manufactured by Descon Chemical Co., Buffalo, New York 14240.

3 EXECUTION

3.1 Single-ply EPDM Membrane

Install in strict accordance with Manufacturer’s Recommendations.

3.2 Roof Insulation

Boards are installed smoothly and evenly, and are not broken, cracked, or curled. There are no gaps in insulation board joints exceeding ¼ inch in width. Insulation shall be roofed over on the same day the insulation is installed and installed per the Manufacturer’s Recommendations. Any nonconformance with the aforementioned provisions subjects the insulation to removal and replacement.

3.3 Flashing

Roof edges, projections through the roof, and changes in roof planes shall be flashed.

The seam shall be sealed a minimum of 3 inches beyond the fasteners which attach the membrane to nailers. The installed flashing’s shall be secured at the top of the flashing a maximum of 12 inches on centers under the counter-flashing or cap. Wherever possible, prefabricated components shall be used for pipe seals and flashing accessories.

3.4 Downspouts

Downspouts shall be supported laterally spaced per manufactures recommendations, maximum of 5 feet center to center.

3.5 Miscellaneous

Install wood nailers the same thickness as insulation at eaves, edges, curbs, walls, and roof openings for securing cant strips, gravel stops, gutters, and flashing flanges.

3.6 Flood Test

Perform flood testing on all roofs that can hold water or as directed by the Administrative Contracting Officer. After the roofing membrane and its flashing's are installed, the drains shall be plugged, the other openings at the level of the roof be dammed, and the roof shall be flooded with water and left to sit for 8 hours. When water level falls, remove water, thoroughly dry, and inspect installation; repair or replace roofing at drain to provide for a properly installed watertight flashing seal. Repeat test until there is no water leakage.

SUMMARY OF REQUIRED SUBMITTALS

1. Accident Prevention Plan (Template Included with Specifications), Section 1.3.1

2. Quality Control Plan (Template Included with Specifications), Section 1.4

3. Bid Submittal, Section 1.6.1

a. For evaluation purposes, the bidder shall submit for approval product literature for the roof membrane, insulation, adhesives, roof edging, gutters, downspouts, and accessories. Product data shall include catalog cuts, specifications or other descriptive data for materials proposed for use, including copies of Manufacturer’s warranties.

4. Manufacturer’s Certificate, Section 1.6.2

a. Submit certificate from the roof system manufacturer attesting that the installer has the proper qualifications for installing tapered roof systems.

Installer must possess a minimum of five years’ experience with similar projects, unless otherwise approved by the Contracting Officer.

5. Roof Plan, Section 1.6.3

a. Submit a Roof Plan for each roof that displays the layout of insulation and how it will be tapered to ensure positive drainage. Additionally, provide manufacturer recommendations for fastener attachment patterns of insulation at the field, perimeter, and corners of the roof.

6. Roof Membrane Manufacturer Warranty, Section 1.7.1

a. Furnish roof membrane manufacturer's 20-year, no dollar limit, full roof system materials and installation workmanship warranty, including all flashing, insulation, and accessory materials necessary to construct a complete, watertight roof system.

7. Roofing System Installer Warranty, Section 1.7.2

a. The roof system installer shall warrant for a minimum period of two years that the roof system, as installed, is free from defects in installation workmanship, to include the roof membrane, flashing, insulation, accessories, all attachments, and sheet metal installation integral to a complete watertight roof system assembly.

Opekiska Aerial View

Opekiska Roof Photos

Morgantown Aerial View

Morgantown Roof Photos

Point Marion Aerial View

Point Marion Roof Photos

Observation Deck Roof

Photo of Existing Flashing