Statement_of_Work_-_Privy_Roof.pdf

CUVA PMIS#237322 Privy Roof Replacement

Cuyahoga Valley National Park Brecksville, Ohio

STATEMENT OF WORK

Privy Roof Replacement

DATED

February 4, 2021

NATIONAL PARK SERVICE

MIDWEST REGION

OHIO MAJOR ACQUISITION BUYING OFFICE

TABLE OF CONTENTS

DIVISION 01 ‐ GENERAL REQUIREMENTS

Section 01 10 00 ‐ Division 01 Short Form General Requirements

DIVISION 02 ‐ SPECIFICATIONS

Section 07 31 29 wood shingles Submittal list

DRAWINGS

Photos

SECTION 01 10 00

DIVISION 1 SHORT FORM GENERAL REQUIREMENTS

PART 1 – GENERAL

ITEM 1 - DESCRIPTION OF WORK

1.1 Background: The shingled roofs on these locations need repair. The integrity of the structures could be in danger without a watertight system. The shingles on these buildings are being changed from asphalt shingles to shakes to match historical standards. Government will supply shakes, felt and breather mat to complete 4 privys.

1.2 Work Covered by the Contract Documents:

A. Project Locations: 8 Total Locations –

i. 4 Privy’s - 2 North and 2 South, Ledges Shelter 701 Truxell Rd. Peninsula OH

44264

ii. 2 Privy’s - Octagon Shelter 801 Truxell Rd. Peninsula OH 44264

iii. 2 Privy’s - Kendall Lake Shelter 1000 Truxell Rd. Peninsula OH 44264

B. Work consists of:

a. Removing cedar shingles and underlayment to bare wood.

b. Repair any defects in the roof structure.

c. Install breather and copper metal.

d. Install shakes w/ half-paper per each course. (no paper to be installed on roof)

e. Each privy has 450 sf for a total of 4000sf for this project.

C. All work will be performed under a single contract.

D. Period of performance (POP): Work shall be completed 120 calendar days after issuance of the Notice to Proceed (NTP).

ITEM 2 – EXISTING UTILITIES

2.1 Contractor shall report any roof damage to Contracting Officer’s Representative (COR). Contractor must provide a cost estimate for any kind of discovery and before contractor moves forward with the repair/installation, contractor must have written approval by the Contracting Officer (CO) before repair/installation of new materials begins. CO is the only government Agent with the authority to approve changes to the terms, conditions or price of the contract. NO OTHER PERSON IS AUTHORIZED to approve changes to the terms, conditions or price of the contract.

2.2 Existing Utility Interruptions: Do not interrupt utilities serving facilities occupied by Government or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to requirements indicated:

2.2.1 Notify COR not less than two days in advance of proposed utility interruptions.

2.2.2 Hours for Utility Shutdowns: Shutdowns shall not exceed 2 to 3 hours. Temporary provisions will be needed by the Contractor for periods longer than stated allowance.

ITEM 3 - CONTRACTOR’S USE OF PREMISES

3.1 Conduct of Operations: always the contractor shall conduct his operations in conformance with the rules and regulations promulgated by the Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by the Park Superintendent.

1. Refer to website: Superintendent's Compendium:

https://www.nps.gov/cuva/getinvolved/commercial-use-authorizations.htm

A. No signs or advertisements (except those specified herein) shall be displayed on the construction site or within the park unless approved by the COR.

B. Smoking is not permitted within any Federal building or within 25 feet of entrances, operable windows, or outdoor air intakes.

C. Public Use of Site: Contractor shall always conduct operations to ensure the least inconvenience to the public.

3.2 On-site work hours: Work shall be generally performed during normal business working hours of 8 a.m. to 5 p.m., Monday through Friday, except when otherwise indicated.

A. Work on Saturdays, Sundays, Federal holidays, early morning, or at night may not be performed without prior consent from the COR. Submit requests for work outside of the stated normal business hours to the COR for approval at least 48 hours in advance of the work.

3.3 Contractor Use of Site:

A. General: Contractor shall have limited use of the site for construction operations. Limit use of premises to areas shown on the site plan. Do not disturb portions of Project site beyond areas in which the Work is indicated.

B. Driveways and Entrances: Keep driveways, access roads, and entrances serving premises clear and available to Government, Government's employees, and emergency vehicles always. Do not use these areas for parking or storage of materials. Schedule deliveries to minimize use of driveways and entrances.

3.4 Security and Protection facilities installation:

A. Cleaning of Equipment: The Contractor shall ensure that prior to moving on to the Project Area, all equipment, is free of soil, seeds, vegetative matter, or other debris that could contain or hold seeds. Ensure that all equipment has been pressure washed and is free of exotic species prior to start-up of operations and moving of equipment to Project Area. Equipment shall be considered free of soil, seeds, and other debris when a visual inspection does not disclose such material. Disassembly of equipment components or specialized inspection tools are not required.

B. Tree and Plant Protection: Provide Tree Protection fence at drip line of trees impacted in construction area. Coordinate with COR.

C. Pest Control: Follow NPS requirements and practices to minimize attraction and harboring of rodents, roaches, and other pests and to perform extermination and control procedures at regular intervals so Project will be free of pests and their residues at Substantial Completion.

Perform control operations lawfully, using environmentally safe materials.

D. Site Enclosure Fence: Before construction operations begin, furnish and install portable construction fencing or caution tape in a manner that will prevent people and animals from easily entering site and or storage areas except by entrance gates.

a. Extent of Fence: As required to enclose portion determined sufficient to accommodate construction operations and storage

E. Security Enclosure and Lockup: Install substantial temporary enclosure around partially completed areas of construction. Provide lockable entrances to prevent unauthorized entrance, vandalism, theft, and similar violations of security.

F. Temporary Enclosures: Provide temporary enclosures for protection of construction, in progress and completed, from exposure, foul weather, other construction operations, and similar activities. Provide temporary weathertight enclosure for building exterior.

3.5 Storage - Staging Areas: Main staging area will be the west side of Lake Shelter parking lot 1000 Truxell Rd Peninsula OH 44264. Material will be moved to each location and excess returned to staging daily. No material left on site overnight.

3.6 Hauling Restrictions: Match State and County road requirements for all park work/access.

3.7 Housekeeping:

A. Keep project neat, orderly, and in a safe condition at all times. Store and use equipment, tools, and materials in a manner that does not present a hazard. Immediately remove all hazardous rubbish. Do not allow rubbish to accumulate. Provide onsite containers for collection of rubbish and dispose of it at frequent intervals during progress of work.

B. Dispose of waste materials legally outside of the park.

C. These buildings are not in use, but visitors pass all on trails. All sites worked on must prohibit visitors from entering the site.

3.8 Photo Documentation:

All photos shall be in focus, show maximum range of depth of field general photo and then close detail photo as needed. Shall be in JPEG digital form and submitted w/daily documents

A. Existing Condition Images: Before starting construction, take color, dated, digital images of project site and adjacent property/roads/etc. that may be impacted by construction activity/traffic.

Include existing items to remain or be salvaged from different vantage points and with context for location identification.

B. Construction Images:

1. Maintain organized index for photos with date, description, etc...

2. Additional images as needed when questions or emergency situations occur. Submit within 24 hours.

3.9 Fire and Life Safety:

As a minimum, conduct one weekly 15-minute "toolbox" safety meeting. These meetings shall be conducted by a foreman or supervisor and attended by all construction personnel at the worksite. Topics need to coincide with work scheduled for the following week. Document and submit meeting minutes to the COR on contractors daily reports

A. Comply with the requirements of NFPA 241 (Standard for Safeguarding Construction, Alteration, and Demolition Operations).

B. Store and handle hazardous materials in accordance with manufacturer’s and OSHA 29CFR1926 Subpart D requirements. Maintain readily available, on site, MSDS/Safety Data Sheets (SDS) for each chemical.

i. Immediately report all spills of hazardous materials to the park.

ii. Maintain a spill emergency response kit.

iii. Train employees how to respond to a spill and use the emergency response kit.

3.10 Noise and Acoustics Management:

Noise Control: Perform demolition and re-roof operations to minimize noise. Perform noise-producing work in less sensitive hours of the day or week as directed by the COR.

Repetitive and/or intermittent, high-level noise: Permitted only during Daytime.

Do not exceed the following dB(A) limitations at 50 feet:

Sound Level in dB(A) Time Duration of Impact Noise 70 More than 12 minutes in any hour 80 More than 3 minutes in any hour

Maximum permissible construction equipment noise levels at 50 feet:

EARTHMOVING dB(A) MATERIALS HANDLING dB(A) Compressors 75 Pneumatic Tools 80 Pumps 75 Saws 75 Generators 75 Vibrators 75

Ambient Noise:

Maximum noise levels (dB) for receiving noise area at property line shall be as follows:

Residential receiving area :

Daytime: 65 dB Nighttime: 45 dB

a. Commercial/Industrial receiving area:

Daytime: 67 dB Nighttime: 65 dB

ITEM 4 - COMMENCEMENT, PROSECUTION, AND COMPLETION

4.1 The Contractor shall commence work in accordance with the terms and conditions of the contract.

The period of performance for this project will be 120 days after issuance of the Notice to Proceed (NTP)

ITEM 5 - EXAMINATION OF THE SITE

5.1 All bidders are urged to visit the job site and examine existing conditions before submitting bids. All bidders will be held to have the same knowledge concerning the site and the on-ground conditions as if they had inspected the job site. No change orders will be approved for work obvious during a site visit.

ITEM 6 - ABBREVIATIONS

6.1 The list of abbreviations, which may be used in the Construction Specifications or Special Provisions, refer to the organizations and specifications of the organizations may be found at the link below A. https://www.nps.gov/orgs/1671/do-business-with-us.htm

ITEM 7 - ACCIDENT PREVENTION

7.1 Description: The work of this section consists of establishing and implementing an effective accident prevention program and providing a safe environment for all personnel and visitors.

A. It is always the Contractor’s responsibility to require all those working on or visiting the site to wear hard hats and other necessary personal protective equipment in good repair. As a minimum, maintain four hard hats and all other APP required equipment.

7.2 Submittals:

A. Accident Prevention Program: The Plan shall be written to comply with OSHA and project requirements (a generic plan is not acceptable) including but not limited to the following:

1. Name of responsible supervisor to carry out the program

2. First aid procedures

3. Training, both initial and continuing

4. Planning for possible emergency situations

5. Contractor to identify nearest location of medical facility for emergencies

6. Recognition that work will be performed in remote areas with limited communication or cell phone coverage

7.3 Qualification of Employees:

A. Ensure that employees are physically qualified to perform their assigned duties in a safe manner to include operators of vehicles and equipment.

B. Do not allow employees to work whose ability or alertness is impaired because of drugs, fatigue, illness, intoxication, or other conditions that may expose themselves or others to injury.

7.4 Accident Reporting: The Contractor shall report all accidents to the COR or designee as soon as possible and assist the COR and other officials as required in the investigation of the accident.

7.5 First Aid Facilities: Provide adequate facilities for the number of employees and the type of construction at the site.

7.6 Emergency Instructions: Post telephone numbers and reporting instructions for ambulance, physician, hospital, fire department, and police in conspicuous locations at the work site.

7.7 Protective Equipment: It is always the Contractor’s responsibility to require all those working on or visiting the site to wear necessary protective equipment.

A. PPE must meet requirements of applicable ANSI standards. Selection shall conform to OSHA 29CFR 1926 Subpart E.

B. B. A hard hat use area shall be designated by the Contractor. The hard hat area shall be posted by the Contractor in a manner satisfactory to the Contracting Officer.

C. C. It is the Contractor's responsibility to require all those working on or visiting the site to wear hard hats and other necessary PPE. All PPE will be serviceable at all times. At a minimum, maintain 4 sets of PPEs including hard hats and all other Accident Prevention Plan required equipment.

7.8 Hazardous Materials: It shall be the responsibility of all operators and contractors, functioning within the park to properly cleanup, mitigate and remediate if necessary, all unauthorized discharges of hazardous materials or non-hazardous chemical and biological products released from fleet and/or other support vehicles or stationary sources. Response shall be consistent with guidelines established by federal, state and local regulations, and as outlined within the operator's Safety or Hazardous Materials Business Plan.

A. If a spill, leak or other release occurs, the operator shall as soon as possible, without impeding cleanup, notify the National Park Service Emergency Dispatch.

ITEM 8 - PRECONSTRUCTION CONFERENCE:

A. A pre-construction conference between the awarded contractor, contracting office and COR will be held prior to the Notice to Proceed being issued. All items needed in order to schedule the pre-construction conference and issue the Notice to Proceed are listed in Item # 9.1 General Submittal Procedures – C. #’s 1-4

ITEM 9 - SUBMITTALS

9.1 General Submittal Procedures:

A. General: Prepare and submit submittals required by individual Specification Sections. Types of submittals are indicated in individual specific sections.

1. CM-16 Transmittal Form: All submittals shall be transmitted via electronic email using National Park Service form CM-16 form. The form will be provided by the Contracting Officer. No action will be taken on a submittal item unless accompanied by the CM-16 transmittal form. All CM-16 transmittal forms will be submitted to the CO and COR for review.

B. Submittal List: A submittal list has been attached to the end of this Specification Section. The intent is to provide an overall summary of submittal requirements and not a comprehensive list.

The requirements of the individual Specification Sections, terms and conditions of the Contract still apply regardless of what is shown on the submittal list.

C. Documents to be submitted to Contracting Office before NTP will be issued (all are due 10 days after notice of contract award – per block #12a of SF 1442 and this SOW):

1. Signed Contract

2. Alternative Payment Protection - Must provide either a Payment

Bond or Irrevocable Letter of Credit for construction contracts greater than $35,000, but not greater than $150,000

• Payment Bonds - Must be provided for construction contracts exceeding $150,000

• Performance Bond - Must be provided for any construction contract exceeding $150,000

3. Certificate of Liability Insurance

4. Letter Designating the Project Manager and Site Superintendent and their authority as it pertains to this project

D. If all of the documents listed above have not been received, Notice to Proceed will not be issued, and the Contracting Officer will consider other contractual remedies. Work shall not commence until written Notice to Proceed has been issued.

E. Documents to be submitted to Contracting Office after NTP has been issued and work can be performed on-site/begin (all are due 10 days after issuance of NTP – per block #11 of SF 1442):

F. The following submittals shall be submitted with a CM_16 transmittal cover to the CO/COR and submitted for approval as outlined below:

1. Work/Project Schedule -- delineating the various stages of work by phase (milestones)

2. Contractor shall provide, when applicable but not limited to, copies of product specifications, manufacturer’s literature and installation instructions of all materials and products to be furnished and installed. COR will verify that product specifications meet contract requirements.

3. Safety/Accident Prevention Plan

4. Documentation of licensing or certification as an approved installer by manufacturer of materials to be used.

5. List of individuals working on the project

6. SF1413 – Statement of prime contractor/ acknowledgement of subcontractor

7. Safety Data Sheets (SDS) for all applicable materials (if applicable)

A. The following submittals are required to be submitted before final payment is made:

1. Contractor is required to provide at the end of the project a series of before, during and after pictures of what was completed. The pictures will include all areas the contractor is authorized to work on. This document will be reviewed weekly to ensure compliance to the contract.

2. Manufacturers recommended care and cleaning requirements (if applicable)

3. Receipts from recycling companies showing quantity of material being recycled.

4. Warranty documentation for workmanship (as outlined in the SOW. Start date of warranty will be the date shown on the Final Inspection Checklist/Report)

5. Product warranties (if applicable)

6. Pay applications

7. Certified payrolls

8. Contractor quality control daily reports (any outstanding)

9. Release of claims - must be for the full amount of the contract (to include modifications)

10. SF1413 (any outstanding) - Statement of prime contractor/ acknowledgement of subcontractor

11. Drawings/pictures (if applicable), etc.

12. Final Inspection Checklist/Report (initiated by the COR, all parties sign once complete)

9.2 Product Data, and Samples: Contracting Officer will provide sample cover sheet.

A. Product Data: Provide component construction, anchorage method, hardware, etc.

B. For submittals specified above, forward submittals to Contracting Officer at least 15 days before need for approval (depends on length of project).

C. After approving submittals, Contracting Officer will return one copy to the Contractor. If submittals are not approved, Contracting Officer will return all copies to Contractor with reasons for rejection. Resubmit, identifying changes. Any work done before approval shall be at Contractor's own risk.

9.3 If an item in this solicitation is identified as “brand name or equal” or lists more than 3 manufacturers, the purchase description reflects the characteristics and level of quality that will satisfy the Government’s needs. The salient physical, functional, or performance characteristics that “equal” products must meet are specified in the solicitation or relevant specification.

A. For each item proposed as an “approved equal,” submit supporting data, including:

1. Drawings and samples as appropriate.

2. Comparison of the characteristics of the proposed item with that specified.

3. Changes required in other elements of the work because of the substitution.

4. Name, address, and telephone number of vendors.

5. Manufacturer’s literature regarding installation, operation, and maintenance, including schematics for electrical and hydraulic systems, lubrication requirements, and parts lists. Describe availability of maintenance service, and state source of replacement materials.

B. A request for approval constitutes a representation that Contractor:

1. Has investigated the proposed item and determined that it is equal or superior in all respects to that specified.

2. Will provide the same warranties for the proposed item as for the item specified.

3. Has determined that the proposed item is compatible with interfacing items.

4. Will coordinate the installation of an approved item and make all changes required in other elements of the work because of the substitution.

5. Waives all claims for additional expenses that may be incurred as a result of the substitution.

C. Approved Equals will be evaluated and approved/disapproved during the submittal process.

9.4 Progress Schedules: As soon as possible after Notice of Award and before beginning any work, submit Progress Schedule. Contracting Officer will review the Progress Schedule for format and content.

Submit four copies of Progress Schedule (normally in bar chart form) showing estimated starting and completion dates for each part of the work. The first progress payment will not be issued until an acceptable progress schedule is submitted. The following information must accompany submission of progress schedule prior to processing any pay application:

A. Daily/weekly progress reports during construction as part of the administration process.

B. Schedule of Values: Breakdown each lump-sum item into component work activities used in the schedule, for which progress payments may be requested. The Schedule of Values will form the basis for payment. The work activities broken out within the schedule of values shall be integrated into and made a logical part of the construction baseline schedule submitted under this specification. The total costs for the component work activities shall equal the contract price for that lump-sum item. The Contracting Officer may request data to verify accuracy of dollar values.

A sample Schedule of Values will be provided by the Contracting Officer.

ITEM 10 - PROJECT CLOSEOUT

10.1 Description: The work of this section consists of final cleanup, closeout submittals, final inspection procedures, and safety precautions.

10.2 Cleaning: Remove all tools, equipment, surplus materials, and rubbish. At time of final inspection, project shall be thoroughly clean and ready for use.

10.3 Final Inspection: Submit written certification that project is substantially complete, and a final inspection must be requested to the Contracting Officer in writing. The Contracting Officer or designee will inspect within 10 days of receipt of request or at a mutually agreeable time.

A. If the work is determined to be complete, following the final inspection, the. Contracting Officer will prepare a Punch List.

B. If the work is not determined to be complete following the final inspection, the Contracting

Officer will notify Contractor in writing. Contractor shall request a new final inspection after completing the work. Re-inspection costs may be charged against the Contractor in accordance with the Inspection of Construction contract clause.

C. Contractor shall complete the Punch List within 30 calendar days, documented weather permitting.

D. If Contracting Officer or designee determines that the work is not substantially complete; he will immediately notify Contractor in writing, stating reasons. After completing work, Contractor shall resubmit certification and request a new final inspection. Re-inspection costs may be charged against the Contractor in accordance with the Inspection of Construction contract clause.

E. If Contractor completes all items of work on the Punch List and all contractually required items.

F. If the Contractor fails to complete the work within the time frame, the Contracting Officer or designee may correct the work with an appropriate reduction in contract price or charge for re-inspection costs in accordance with the Inspection of Construction contract clause.

G. Disposition of any permits and warranties required by the specifications in this section.

10.4 Acceptance of the Work: A Release of Claims document must be executed and submitted to the Contracting Officer before final payment can occur.

10.5 Warranties

A. Construction Warranty shall be based on date of Completion. Contractor to provide a 1-yr.

warranty on all labor and material from the date of final inspection above manufactures warranty

B. Provide All Warranty information of products installed organized by Division. All contact information, extents and conditions shall be clearly noted as well as date of overall project Substantial Completion.

C. Information shall include operation and maintenance manuals for each warranted material.

ITEM 11 – GREEN REQUIREMENTS

11.1 To the greatest extent possible, provide products and materials that have a lesser or reduced effect on the environment considering raw materials acquisition, production, manufacturing, packaging, distribution, reuse, operation, maintenance, and/or disposal of the precautions.

11.2 Use products meeting or exceeding EPA’s recycled content recommendations for EPA designated products. Use materials with recycled content such that the sum of postconsumer recycled content plus on-half of the pre-consumer content constitutes at least 10% (based on cost) of the total value of the materials in the project.

ITEM 12- GOVERNMENT SUPPLIED ITEMS

A. Government to supply shakes, felt and breather mat to complete approximately four of the shelter privies. All other material to complete these buildings are contractor responsibility. Bidders shall verify quantity of Government supplies prior to submitting bid. See quantities provided below. (Section 073129 1.1E)

End of section

SECTION 073129

WOOD SHINGLES

PART1: GENERAL

1.1 SCOPE OF WORK

B. Project Location: Cuyahoga National Park:

C. Building(s) Name/Identifier: OH 44264, 2 Privy’s Octagon Shelter 801 Truxell Rd. Peninsula OH 44264 and 2 North and 2 South Privy’s Ledges Shelter 701 Truxell Rd. Peninsula,2 Privy’s Kendall Lake Shelter 1000 Truxell Rd. Peninsula OH 44264

D. Work consists of the following:

1. Full tear-off of roof system at areas indicated on Drawings or in Photographs provided.

a. Removal of existing roofing system down to existing roof deck, 4000sf.

2. Re-cover preparation of entire roof area where tear-off occurs, including installation of new roofing system.

3. Removal and replacement of copper flashings and counter flashings.

4. Removal and replacement of plumbing vents and boots in kind.

5. Temporary roofing during construction where required. Temporary roofing shall maintain the project roof is watertight and able to prevent leaks and damage to the building and structure until the reroofing work is completed. Contractor is to make sure that at the completion of work each day the projects roof is 100% watertight.

6. Remove and replace the existing wood shingle roof system and associated roof flashings, down to deck and patch any openings in the structural decking as required before installing the new roof system, associated metal roof flashings and trims

7. National Park Service (NPS) requires the existing roof decks to be walked after demolition has been completed with their onsite Contracting Office Representative (COR) ( or designated Project Inspector prior to installation of any new roof materials to ascertain if any water penetration has caused deterioration or corrosion of the existing decks which are to remain. If there are areas of concern the COR may require the Contractor to perform pull out tests to determine if the existing decking in question can remain or if it will need to be replaced. This can include visible areas of water damage or insect related damage. Testing and replacement of these types of unforeseen damaged areas will be by Change Order if required.

E. Roof Area:

1. GOVERNMENT SUPPLIED MATERIALS.

a) Wood shake shingles: enough to cover 1850sf

b) Felt: enough material for entire project.

c) Drainage Mat: enough material for 1850sf.

1.2 SUMMARY

A. Section Includes:

1. Selective Demolition.

2. Wood roof shingles.

3. Underlayment materials.

4. Ridge vents.

5. Copper sheet metal flashing and trim.

6. Drainage mat.

1.3 PREINSTALLATION MEETINGS

A. Preinstallation Conference: Conduct conference at Project site.

1.4 ACTION SUBMITTALS

A. Product Data: For the following:

1. Wood roof shingles.

2. Underlayment materials.

3. Asphalt roofing cement.

4. Copper sheet metal flashing and trim.

5. Elastomeric flashing sealant.

6. Drainage mat.

7. Nail type and size

B. Shop Drawings: For metal flashing and trim.

1.5 INFORMATIONAL SUBMITTALS

A. Sample warranty.

1.6 CLOSEOUT SUBMITTALS

A. Maintenance data.

1.7 SUBMITTAL COORDINATION

A. Submittal List: A submittal list has been attached to the end of this Specification Section. The intent is to provide an overall summary of the submittal requirements and not a comprehensive list. The requirements of the individual Specification Sections, terms and conditions of the Contract still apply regardless of what is shown on the submittal list.

1.8 QUALITY ASSURANCE

A. Installer Qualifications: Cedar Shake and Shingle Bureau (CSSB) member or minimum five years of experience installing cedar shake shingle roofing.

B. Grading Agency Qualifications: An independent testing and inspecting agency recognized by authorities having jurisdiction as qualified to label wood products for compliance with referenced grading rules.

1.9 WARRANTY

A. Materials Warranty: Manufacturer's warranty administered by CSSB and on CSSB's standard form in which manufacturer agrees to repair or replace CSSB-labeled products that fail in materials within specified warranty period. Material failures include manufacturing defects that result in leaks.

1. Materials Warranty Period: Limited lifetime from date of Substantial Completion.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Exterior Fire-Test Exposure: Provide roofing materials identical to those of assemblies tested for fire resistance in accordance with American Society of Testing Materials (ASTM) E108 or UL 790 by Underwriters Laboratories or another testing and inspecting agency acceptable to authorities having jurisdiction. Identify products with appropriate markings of applicable testing agency.

1. Wood Products: Class B.

a. Fire-Retardant Treatment: Exterior-type pressure treatment complying with American Wood Protection Association (AWPA) U1 and AWPA T1.

b. Accelerated Weathering: Subject test specimens to ASTM D2898 Method A before testing.

c. Identification: Attach a label to each bundle of wood products; include identification mark of testing agency acceptable to authorities having jurisdiction and identify manufacturer, chemical treatment, method of application, purpose of treatment, and warranties available.

B. Grading Rules: Provide wood products that comply with CSSB grading rules for products indicated.

1. Identification: Attach a label to each bundle of wood products that identifies manufacturer, type of product, grade, dimensions, and identification mark of grading agency acceptable to authorities having jurisdiction.

2.2 WOOD ROOF SHINGLES

A. Cedar Shingles: Rough-sawn western red cedar shingles.

1. Grade: No. 1, with starter courses of No. 1.

2. Exposure:

a. Roof Slopes 4:12 and Steeper: 7-1/2 inches (140mm) maximum.

3. Size: 18 inches (457 mm) long; 0.65 inch (11 mm) thick at butt.

B. Cedar Shingle Ridge Units: Manufactured, smooth-sawn western red cedar caps for ridges and hips of same thickness as shingles, 7 inches (178 mm) wide; beveled, alternately overlapped, and nailed.

1. Grade: No. 1.

2. Length: 16 inches (406 mm), or 18 inches (457 mm) as recommended for the roof application by the manufacturer.

2.3 UNDERLAYMENT MATERIALS

A. Felt: Asphalt-saturated organic felts, nonperforated and complying with the following:

1. ASTM D226/D226M: Type II, No. 30.

2. Use as underlayment.

B. Valleys, Eaves, Rake, and Roof/Wall Intersections: Install Self-Adhering, Polymer-Modified Bitumen Sheet: ASTM D1970/D1970M, minimum 55-mil- (1.4-mm-) thick sheet; glass-fiber-mat-reinforced, polymer-modified asphalt; with slip-resistant top surface and release backing;

cold applied. Provide primer for adjoining concrete, masonry, and metal surfaces to receive underlayment. Approved product includes but is not limited to the following:

1. Grace Ice & Water Shield; Grace Construction Products.

2. WinterGuard Waterproofing underlayment; CertainTeed .

3. RhinoRoof Granulated Self-Adhered underlayment.

4. Other approved equals.

2.4 ACCESSORIES

A. Asphalt Roofing Cement: ASTM D4586/D4586M Type II, asbestos free.

B. Roofing Nails: ASTM F1667, stainless steel, Type 304, or stainless steel, Type 316 box-type wire nails, sharp pointed, and of sufficient length to penetrate a minimum of 3/4 inch (19 mm) into sheathing or to penetrate through roof sheathing less than 3/4 inch (19 mm) thick.

1. Where nails are in contact with metal flashing, use nails made from same metal as flashing.

C. Asphalt-Saturated Organic Felt Underlayment Fasteners: As recommended in writing by organic felt-underlayment manufacturer for application indicated.

D. Drainage Mat: Manufacturer’s standard, compression-resistant, three-dimensional, nonwoven, entangled filament, nylon mat design to permit air movement and to drain incidental moisture by gravity.

2.5 SELECTIVE DEMOLITION

A. General: Demolish and remove existing construction only to the extent required by new construction and as indicated. Use methods required to complete the Work within limitations of governing regulations and as follows:

1. Full Roof Tear-off: Removal of existing roofing system down to existing roof deck or structure.

2. Temporarily protect existing roofing system and components that are to remain as required from damage.

3. Existing roof drains and roof drainage shall be protected during each stage of reroofing, and roof-drain plugs shall be installed when demolition is taking place so that debris cannot be lost down the drains. Contractor shall remove all drain plugs when demolition is completed in the area affecting the drain.

4. Do not remove more roof than can be replaced in a day, and the roof will be made watertight each night.

5. Remove debris and materials so as not to impose excessive loads on supporting roof, structure or framing.

6. Dispose of demolished items and materials promptly.

B. Removed and Reinstalled Items:

1. Clean and repair items to functional condition adequate for intended reuse.

2. Reinstall items in locations indicated, or in original locations as required. Comply with installation requirements for new materials and equipment. Provide connections, supports, and miscellaneous materials necessary to make item functional for use indicated.

C. Existing Items to Remain: Protect construction indicated to remain against damage and soiling during selective demolition.

D. Inspect deck after tear-off of roofing system.

1. If broken or loose fasteners that secure deck panels to one another or to structure are observed, or if deck appears or feels inadequately attached, immediately notify COR.

a. Do not proceed with installation until directed by COR.

2. If deck surface is unsuitable for receiving new roofing or if structural integrity of deck is suspect, immediately notify COR.

a. Do not proceed with installation until directed by COR.

E. Disposal of Demolished Materials:

1. General: Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain NPS's property, remove demolished materials from Project site.

a. Do not allow demolished materials to accumulate on-site.

b. Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

2. Burning: Do not burn demolished materials.

3. Disposal: Transport demolished materials off NPS's property and legally dispose of them.

F. Cleaning:

1. Clean adjacent structures and improvements of dust, dirt, and debris caused by selective demolition operations. Return adjacent areas to condition existing before selective demolition operations began.

2.6 COPPER FLASHING AND TRIM

A. Performance Requirements:

1. General: Copper flashing and trim assemblies shall withstand wind loads, structural movement, thermally induced movement, and exposure to weather without failure due to defective manufacture, fabrication, installation, or other defects in construction. Completed sheet metal flashing and trim shall not rattle, leak, or loosen, and shall remain watertight.

2. Sheet Metal Standard for Flashing and Trim: Comply with National Roofing Contractors Association’s (NRCA's) "The NRCA Roofing Manual" and Sheet Metal and Air Conditioning Contractors National Association’s (SMACNA's) "Architectural Sheet Metal Manual" requirements for dimensions and profiles shown unless more stringent requirements are indicated.

3. Single Ply Roofing Industry (SPRI) Wind Design Standard: Manufacture and install copings and roof edge flashings tested according to SPRI ES-1 and capable of resisting the following design pressure:

a. Design Pressure: 30 psf vertical design pressure.

4. Thermal Movements: Allow for thermal movements from ambient and surface temperature changes to prevent buckling, opening of joints, overstressing of components, failure of joint sealants, failure of connections, and other detrimental effects. Base calculations on surface temperatures of materials due to both solar heat gain and nighttime-sky heat loss.

B. Miscellaneous Materials:

1. General: Provide materials and types of fasteners, solder, protective coatings, sealants, and other miscellaneous items as required for complete sheet metal flashing and trim installation and as recommended by manufacturer of primary sheet metal or manufactured item unless otherwise indicated.

2. Fasteners: Wood screws, annular threaded nails, self-tapping screws, self-locking rivets and bolts, and other suitable fasteners designed to withstand design loads and recommended by manufacturer of primary sheet metal or manufactured item.

a. General: Blind fasteners or self-drilling screws, gasketed, with hex-washer head.

1) Exposed Fasteners: Heads matching color of sheet metal using plastic caps or factory-applied coating. Provide metal-backed Ethylene Propylene Diene Monomer (EPDM) or Polyvinyl Chloride (PVC) sealing washers under heads of exposed fasteners bearing on weather side of metal.

2) Blind Fasteners: High-strength aluminum or stainless-steel rivets suitable for metal being fastened.

3. Sealant Tape: Pressure-sensitive, 100 percent solids, polyisobutylene compound sealant tape with release-paper backing. Provide permanently elastic, nonsag, nontoxic, nonstaining tape 13 mm (1/2 inch) wide and 3 mm (1/8 inch) thick.

4. Elastomeric Sealant: ASTM C 920, elastomeric polymer sealant; of type, grade, class, and use classifications required to seal joints in sheet metal flashing and trim and remain watertight.

5. Butyl Sealant: ASTM C 1311, single-component, solvent-release butyl rubber sealant;

polyisobutylene plasticized; heavy bodied for hooked-type expansion joints with limited movement.

C. Fabrication General:

1. General: Custom fabricate sheet metal flashing and trim to comply with details shown and recommendations in cited sheet metal standard that apply to design, dimensions, geometry, metal thickness, and other characteristics of item required. Fabricate sheet metal flashing and trim in shop to greatest extent possible.

a. Fabricate sheet metal flashing and trim in thickness or weight needed to comply with performance requirements, but not less than that specified for each application and metal.

b. Obtain field measurements for accurate fit before shop fabrication.

c. Form sheet metal flashing and trim to fit substrates without excessive oil canning, buckling, and tool marks; true to line, levels, and slopes; and with exposed edges folded back to form hems.

d. Conceal fasteners and expansion provisions where possible. Do not use exposed fasteners on faces exposed to view.

2. Fabrication Tolerances: Fabricate sheet metal flashing and trim that is capable of installation to a tolerance of ¼ inch in 20 feet on slope and location lines indicated on Drawings and within 1/8-inch offset of adjoining faces and of alignment of matching profiles.

3. Expansion Provisions: Form metal for thermal expansion of exposed flashing and trim.

a. Form expansion joints of intermeshing hooked flanges, not less than 25 mm (1 inch) deep, filled with butyl sealant concealed within joints.

4. Sealant Joints: Where movable, no expansion-type joints are required, form metal to provide for proper installation of elastomeric sealant according to cited sheet metal standard.

5. Fabricate cleats and attachment devices from same material as accessory being anchored or from compatible, noncorrosive metal.

6. Fabricate cleats and attachment devices of sizes as recommended by cited sheet metal standard for application, but not less than thickness of metal being secured.

7. Seams: Fabricate nonmoving seams with flat-lock seams. Form seams and seal with elastomeric sealant unless otherwise recommended by sealant manufacturer for intended use.

PART 3 - EXECUTION

3.1 INSTALLATION OF UNDERLAYMENT MATERIALS

A. Comply with underlayment manufacturer's written installation instructions and with recommendations in CSSB's "New Roof Construction Manual" and National Roofing Contractors Association’s (NRCA's) "The NRCA Roofing Manual: Steep-Slope Roof Systems" applicable to products and applications indicated unless more stringent requirements are specified in the Section or indicated on Drawings.

B. Felt: Install on roof deck parallel with and starting at eaves and fasten with underlayment nails.

1. Double-Layer Installation:

a. Install a 19-inch- (483-mm-) wide starter course at eaves and completely cover with a 36-inch- (914-mm-) wide second course.

b. Install succeeding 36-inch- (914-mm-) wide courses lapping previous courses 19 inches (483 mm) in shingle fashion.

c. Lap ends a minimum of 4 inches (102 mm).

d. Stagger end laps between succeeding courses at least 72 inches (1829 mm).

2. Install felt underlayment, on roof deck not covered, over areas protected, and over eaves protected by self-adhering, polymer-modified bitumen sheet.

3. Install fasteners in a grid pattern of 12 inches (305 mm) between side laps with 6-inch (152-

mm) spacing at side and end laps.

4. Terminate felt extended up not less than 4 inches (102 mm) against sidewalls, curbs, chimneys, and other roof projections.

C. Install Self-Adhering, Polymer-Modified Bitumen Sheet: Install, wrinkle free, on roof deck in locations indicated on Drawings.

1. Comply with low-temperature installation restrictions of underlayment manufacturer.

2. Install lapped in direction that sheds water.

3. Lap sides not less than 4 inches (102 mm). Lap ends not less than 6 inches (152 mm), staggered 24 inches (610 mm) between succeeding courses.

4. Roll laps with roller.

5. Prime concrete, masonry, and metal surfaces to receive self-adhering sheet if required in writing by the manufacturer for installation of their underlayment.

6. Cover underlayment within seven days.

7. Solidly cement valley underlayment to roof-field underlayment that is woven through valley using asphalt roofing cement.

3.2 INSTALLATION OF METAL FLASHING AND TRIM

A. Examination:

1. Examine substrates, areas, and conditions, with Installer present, for compliance with requirements for installation tolerances, substrate, and other conditions affecting performance of the Work.

a. Verify compliance with requirements for installation tolerances of substrates.

b. Verify that substrate is sound, dry, smooth, clean, sloped for drainage, and securely anchored.

c. Verify that air- or water-resistant barriers have been installed over sheathing or backing substrate to prevent air infiltration or water penetration.

2. Proceed with installation only after unsatisfactory conditions have been corrected.

B. Underlayment Installation:

1. Asphalt-Saturated Organic Felt Underlayment: Install organic felt underlayment, wrinkle free, according to manufacturers’ written instructions.

C. General Installation:

1. General: Anchor sheet metal flashing and trim and other components of the Work securely in place, with provisions for thermal and structural movement, counterflashing to be installed in a curf saw cut and sealed with a high grade caulking. Use fasteners, solder, protective coatings, separators, sealants, and other miscellaneous items as required to complete sheet metal flashing and trim system.

a. Install sheet metal flashing and trim true to line, levels, and slopes. Provide uniform, neat seams with minimum exposure of solder, welds, and sealant.

b. Install sheet metal flashing and trim to fit substrates and to result in watertight performance. Verify shapes and dimensions of surfaces to be covered before fabricating sheet metal.

c. Space cleats not more than 300 mm (12 inches) apart. Attach each cleat with at least two fasteners. Bend tabs over fasteners.

d. Install exposed sheet metal flashing and trim with limited oil canning, and free of buckling and tool marks.

e. Torch cutting of sheet metal flashing and trim is not permitted.

f. Do not use graphite pencils to mark metal surfaces.

D. Cleaning and Protection:

1. Clean exposed metal surfaces of substances that interfere with uniform oxidation and weathering.

2. Clean off excess sealants.

3. Remove temporary protective coverings and strippable films as sheet metal flashing and trim are installed unless otherwise indicated in manufacturers written installation instructions. On completion of sheet metal flashing and trim installation, remove unused materials and clean finished surfaces as recommended by sheet metal flashing and trim manufacturer. Maintain sheet metal flashing and trim in clean condition during construction.

E. Replace sheet metal flashing and trim (copper) that have been damaged or that have deteriorated beyond successful repair by finish touchup or similar minor repair procedures.

3.3 INSTALLATION OF WOOD ROOF SHINGLES

A. General: Install wood roof shingles in accordance with manufacturer's written instructions and recommendations in CSSB's "New Roof Construction Manual" and NRCA's "The NRCA Roofing Manual: Steep-Slope Roofing Systems."

B. Install wood-shingle starter course along lowest roof edge.

1. Install in single layer.

2. Extend 1 inch (25 mm) over fascia.

3. Extend 1 inch (25 mm) over rake edge.

C. Install first course of wood roof shingles directly over starter course and in continuous straight-line courses across roof deck. Install second and succeeding courses of wood roof shingles in continuous straight-line courses across roof deck.

1. Extend 1 inch (25 mm) over rake edge.

2. Offset joints between shingles in succeeding courses a minimum of 1-1/2 inches (38 mm).

Do not align vertical joints in alternate courses.

3. Space shingles a minimum of 1/4 inch (6 mm) and a maximum of 3/8 inch (10 mm) apart.

4. Fasten each shingle with two nails spaced 3/4 to 1 inch (19 to 25 mm) from edge of shingle and 1-1/2 to 2 inches (38 to 51 mm) above butt line of succeeding course. Drive fasteners flush with top surface of shingles without crushing wood. Increase as required to meet all criteria listed herein.

D. Open Valleys: Cut and fit wood roof shingles at open valleys, trimming upper concealed corners of shingles. Maintain uniform width of exposed open valley from highest to lowest point.

E. Ridge Vents: Install continuous ridge vents over wood roof shingles in accordance with manufacturer's written instructions. Fasten with roofing nails of sufficient length to penetrate roof sheathing.

F. Ridge Units: Install units over wood roof shingles trimmed at apex of ridges and hips.

1. At unventilated ridges and hips, install concealed strip of self-adhering, polymer-modified bitumen sheet underlayment over apex shingles and below ridge units.

2. Fasten ridge units to cover ridge vent without obstructing airflow.

END OF SECTION

Lake shelter privy’s

Ledges north privy’s

Octagon privy’s

Submittal List

SUBMITTAL LIST

CUVA/ PMIS# 237322/ Remove and replace Shelter Privy Roofs

SUBMITTAL REQUIREMENTS (indicate with an "X")

Spec.

Sec.

Par.

No.

Description INFORMATIONAL ACTION

C

ER

T.

/L A B T

ES

T

R

EP

O R T/ C A

LC

O R P

LA

N

M fg . D

A

TA

IN

ST

R U C

TI

O N S

SH

O P D R A W

G

SA

P

LE

fg . D

A

TA

ST

R U C

TI

O N S

1.4 Product Data X x

1.4 Shop Drawing X

1.4 Samples for each product and

color x X

1.5 Sample Warranties X x

1.6 Maintenance Data X x

Flashing (copper) x x

PHOTO

SHELTER PRIVY’S LEDGES SOUTH

PHOTOS

SHELTER PRIVY’S LAKE SHELTER

All buildings are identical in size and construction

LEDGES PRIVY’S NORTH

OCTAGON PRIVY’S

Buildings are identical in size and construction.

Lake shelter photos

Octagon shelter

Lake shelter

Close up of privy copulas and edges

Close up of privy copulas and edges, ( all roofs are identical)

Close ups of privy roofs and copulas. All building are built the same with the same pitch and measurements. Any copper flashing on edges shall be left in place and copulas are flashed on the outside.

Plot Map

Ledges: 701 Truxell Rd.

Peninsula, OH 44264 North and South Men’s and Women’s privy

N

Kendall Lake Men’s and Women’s Privy

Octagon: 801 Truxell Rd.

Peninsula, OH 44264 Men’s and Women’s privy

Contractor staging area ( for all material) west side of parking lot