Attachment_1_SOW_and_Plans.pdf

ROOF REPLACEMENT 10150 – 1

JACOBS CREEK JOB CORPS CCC GENERAL REQUIREMENTS

SECTION 010150

GENERAL REQUIREMENTS

PART 1 – SUMMARY OF WORK

1.1 DESCRIPTION

A. Work for this project requires the contractor to be responsible for supplying all labor, materials, equipment, utilities, miscellaneous items, freight and delivery for the work summarized as follows. See specification sections and attached documents for additional information.

1. Remove existing asphalt shingled roof and building paper. Examine existing sheathing for any soft, wet or rotten wood and any places that are not up to standard.

Repair and/or replace roof sheathing where necessary (assume 10% of the sheathing to be replaced). Provide new ridge vent, drip edge, ice and water shield, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended by the asphalt fiberglass shingle manufacturer. Roofing should be Energy Star, Class A fire rated, and have a solar reflectance of 30%.

2. Buildings requiring re-roofing:

a. Building 203 Kennedy Dorm - 8780 SF

b. Building 306 Dining Hall – 12,785 SF

c. Building 308 Laundry/Supply – 6890 SF

d. Building 402 Academic Education – 6360 SF

e. Building 501 Commercial Trades – 6080 SF

f. Building 502 Welding – 2750 SF

1.2 LOCATION

A. This project is located at the Jacobs Creek Job Corps Center located approximately 20 miles southeast of Bristol, TN off of Highway 421. The project address is 984 Denton Valley Road, Bristol, TN 37620-1430.

1.3 USE OF PREMISES

A. Use of Site: Confine constructions operations to immediate area of work. Do not disturb portions of Project site beyond areas in which the Work is indicated.

B. Full Government Occupancy: Government will occupy site and buildings during entire construction period. Cooperate with Government during construction operations to minimize conflicts and facilitate Government usage. Perform the Work so as not to interfere with Government's day-to-day operations.

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C. Driveways and Entrances: Keep driveways, parking areas, loading areas and entrances serving premises clear and available to Government, Government's employees, and emergency vehicles at all times. Do not use these areas for parking or storage of materials. Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from Government and authorities having jurisdiction.

1. Schedule deliveries to minimize use of driveways and entrances.

2. Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

1.4 WORK RESTRICTIONS

A. Nonsmoking Buildings: Smoking is not permitted within the buildings or within 25 feet (8

m) of entrances, operable windows, or outdoor air intakes.

1.5 CONTRACTOR’S RESPONSIBILITIES

A. Confine storage of materials to areas as approved by the CO.

B. Provide adequate signing and barricades and take necessary safety measures to protect the public during all construction operations. Minimize disturbance of all undisturbed areas.

1.6 FIELD VERIFICATION

A. Field verify all new and existing dimensions affecting the work of this contract before ordering products.

1.7 PERMITS

A. Obtain permits for electrical work or any other work required by County, State, or Federal laws or regulations.

PART 2 – DEFINITION OF ITEMS AND PAYMENT

2.2 DESCRIPTION

A. This section explains what is and what is not included in each pay item; the limits or cut-off points where one item ends and another begins; and basis of payment for work items listed in the Schedule of Items.

B. Payment: For each individual item listed here and in the Schedule of Items, payment shall be full compensation for all work related to the particular item in accordance with these specifications, and as shown on the drawings.

2.3 SCHEDULE OF ITEMS

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A. Schedule of Items: The project Schedule of Items includes several sections to organize the work into Base Items and Optional Items.

1. Provide pricing for all items listed in the Schedule of Items.

B. Base Items (BI):

1. Base Bid Item 1: Building 203 Kennedy Dorm, Remove and Replace Roof

a. Payment: The contract lump sum price as shown in the Schedule of Items includes all materials, equipment, labor and incidentals. Remove existing asphalt shingled roof and building paper. Repair and/or replace roof sheathing where necessary. Provide new ridge vent, drip edge, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended by the asphalt fiberglass shingle manufacturer. Roofing should be Energy Star, Class A fire rated, and have a solar reflectance of 30%.

2. Base Bid Item 2: Building 402 Academic Education, Remove and Replace Roof

a. Payment: The contract lump sum price as shown in the Schedule of Items includes all materials, equipment, labor and incidentals. Remove existing asphalt shingled roof and building paper. Repair and/or replace roof sheathing where necessary. Provide new ridge vent, drip edge, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended

3. Base Bid Item 3: Building 308 Laundry/Supply, Remove and Replace Roof

a. Payment: The contract lump sum price as shown in the Schedule of Items includes all materials, equipment, labor and incidentals. Remove existing asphalt shingled roof and building paper. Repair and/or replace roof sheathing where necessary. Provide new ridge vent, drip edge, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended

4. Base Bid Item 4: Roofing Substrate Replacement

a. Payment: The contract actual quantity unit price shown in the Schedule of Items shall include all materials, equipment, labor, and incidentals required for the removal and replacement of portions of the roofing substrate as identified by the Contracting Officer.

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C. Optional Items (OI):

1. Optional Item 1: Building 501 Commercial Trades, Remove and Replace Roof

a. Payment: The contract lump sum price as shown in the Schedule of Items includes all materials, equipment, labor and incidentals. Remove existing asphalt shingled roof and building paper. Repair and/or replace roof sheathing where necessary. Provide new ridge vent, drip edge, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended by the asphalt fiberglass shingle manufacturer. Roofing should be Energy Star, Class A fire rated, and have a solar reflectance of 30%.

2. Optional Item 2: Building 306 Dining Hall, Remove and Replace Roof

a. Payment: The contract lump sum price as shown in the Schedule of Items includes all materials, equipment, labor and incidentals. Remove existing asphalt shingled roof and building paper. Repair and/or replace roof sheathing where necessary. Provide new ridge vent, drip edge, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended by the asphalt fiberglass shingle manufacturer. Roofing should be Energy Star, Class A fire rated, and have a solar reflectance of 30%.

3. Optional Item 3: Building 501 Welding, Remove and Replace Roof

a. Payment: The contract lump sum price as shown in the Schedule of Items includes all materials, equipment, labor and incidentals. Remove existing asphalt shingled roof and building paper. Repair and/or replace roof sheathing where necessary. Provide new ridge vent, drip edge, flashing and two layers of 30# building felt. Provide new, light colored, asphalt fiberglass architectural grade (40 year) shingle roofing containing recycled materials. Where occurring, provide new step flashing with rows of shingles. Provide valley flashing as recommended

PART 3 – ACCICENT PREVENTION

3.1 DESCRIPTION

A. This section consists of establishing an effective accident prevention plan and providing a safe environment for personnel and visitors.

3.2 SUBMITTALS

A. Accident Prevention Plan: Before on-site work begins, submit a company approved accident prevention plan. This plan will be posted in the contract file. Design the plan to address Federal, State, and Local Occupational Safety and Health requirements that apply

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to this project. No progress payments will be processed until the plan is received. As a minimum the plan shall include:

1. Name, position title and contact information of company executive responsible for approving the Accident Prevention Plan.

2. Name and contact information of supervisor responsible to carry out the plan.

3. Outline of each phase of the work, the hazards associated with each major phase, and the methods proposed to ensure property protection and safety of the public, government personnel, and the Contractor's employees. Identify the work included under each phase by reference to specification section or division numbers.

4. Contingency plans for emergency situations such as medical, fire, hazard material spills and other contract assessed hazard prevention and abatement requirement needs that apply to this project.

3.3 QUALITY ASSURANCE

A. Clauses entitled "Accident Prevention" and "Permits and Responsibilities" of the General Provisions: In case of conflicts between Federal, state, and local safety and health requirements, the most stringent shall apply. Equipment or tools not meeting OSHA requirements will not be allowed on the project sites. Failure to comply with the requirements of this section and related sections may result in suspension of work.

B. Qualifications of Employees: Ensure employees are physically qualified to perform assigned duties in a safe manner.

3.4 ACCIDENT REPORTING

A. Reportable Accidents: A reportable accident is defined as death, occupational disease, traumatic injury to employees or the public, property damage by accident in excess of $100, and fires. Within 7 calendar days of a reportable accident, fill out and forward to the CO a CA-1 form, which may be obtained from CO.

B. All Other Accidents: Report all other accidents to the CO as soon as possible and assist the CO and other officials as required in the investigation of the accident.

3.5 FIRST AID FACILITIES

A. Provide adequate facilities for the number of employees and the type of construction at the site.

3.6 PERSONNEL PROTECTIVE EQUIPMENT

A. Meet requirements of NIOSH and MSHA, where applicable, as well as ANSI.

3.7 EMERGENCY INSTRUCTIONS

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

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3.8 PROTECTIVE EQUIPMENT

A. Inspect personal protective equipment daily and maintain in a serviceable condition.

Clean, sanitize, and repair, as appropriate, personal items before issuing them to another individual.

B. Inspect and maintain other protective equipment and devices before use and on a periodic basis to ensure safe operation.

3.9 SAFETY MEETINGS

A. As a minimum, conduct weekly 15-minute "toolbox" safety meetings. These meetings shall be conducted by a foreman and attended by all construction personnel at the worksite.

3.10 HARD HATS AND PROTECTIVE EQUIPMENT AREAS

A. The CO will designate a hard hat area. Post the hard hat area in a manner satisfactory to the CO.

B. It is the Contractor's responsibility to require all those working on or visiting the site to wear hard hats and other necessary protective equipment at all times. As a minimum, provide two hard hats for use by visitors. Change liners before reissuing hats.

3.11 TRAINING

A. First Aid: Provide adequate training to ensure prompt and efficient first aid.

B. Hazardous Material: Train and instruct each employee exposed to hazardous material in safe and approved methods of handling and storage. Hazardous materials are defined as explosive, flammable, poisonous, corrosive, oxidizing, irritating, or otherwise harmful substances that could cause death or injury.

PART 4 – SUBMITTAL PROCEDURES

4.1 DESCRIPTION

A. This section includes administrative and procedural requirements for submittals.

4.2 DEFINITIONS

A. Action Submittals: Written and graphic information that requires Contracting Officer’s (CO's) responsive action.

B. Informational Submittals: Written information that does not require CO's approval.

Submittals may be rejected for not complying with requirements.

4.3 PROCEDURES

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A. Processing Time: Allow enough time for submittal review, including time for re-submittals, as follows. Time for review shall commence on CO's receipt of submittal.

1. Initial Review: Allow 10 working days for initial review of each submittal. Allow additional time if processing must be delayed to permit coordination with subsequent submittals. CO will advise Contractor when a submittal being processed must be delayed for coordination.

2. If intermediate submittal is necessary, process it in same manner as initial submittal.

3. Allow 10 working days for processing each re-submittal.

4. No extension of the Contract Time will be authorized because of failure to transmit submittals enough in advance of the Work to permit processing.

B. Identification: Place a permanent label or title block on each submittal for identification.

1. Indicate name of firm or entity that prepared each submittal on label or title block.

2. Provide a space approximately 2 by 3 inches on label or beside title block to record

Contractor's review and approval markings and action taken by CO.

3. Include the following information on label for processing and recording action taken:

a. Project name.

b. Date.

c. Name and address of Contractor.

d. Name of manufacturer.

e. Unique identifier, including revision number.

f. Number and title of appropriate Specification Section.

g. Drawing number and detail references, as appropriate.

h. Other necessary identification.

C. Deviations: Highlight, encircle, or otherwise identify deviations from the Contract

Documents on submittals.

D. Additional Copies: Unless additional copies are required for final submittal, and unless CO observes noncompliance with provisions of the Contract Documents, initial submittal may serve as final submittal.

E. Use for Construction: Use only final submittals with mark indicating action taken by CO in connection with construction.

F. Review each submittal and check for compliance with the Contract Documents. Note corrections and field dimensions. Mark with approval stamp before submitting to CO.

G. Approval Stamp: Stamp each submittal with a uniform, approval stamp. Include Project name and location, submittal number, Specification Section title and number, name of reviewer, date of Contractor's approval, and statement certifying that submittal has been

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reviewed, checked, and approved for compliance with the Contract Documents.

H. CO will not review submittals that do not bear Contractor's approval stamp and will return them without action.

I. Submittals not required by the Contract Documents will not be reviewed and may be discarded.

4.4 ACTION SUBMITTALS

A. General: Prepare and submit Action Submittals required by individual Specification Sections.

1. Number of Copies: Submit four copies of each submittal, unless otherwise indicated. CO will return two copies. Mark up and retain one returned copy as a Project Record Document.

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

1. If information must be specially prepared for submittal because standard printed data are not suitable for use, submit as Shop Drawings, not as Product Data.

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

3. Include the following information, as applicable:

a. Manufacturer's written recommendations.

b. Manufacturer's product specifications.

c. Manufacturer's installation instructions.

d. Manufacturer's catalog cuts.

e. Wiring diagrams showing factory-installed wiring.

f. Compliance with recognized trade association standards.

g. Compliance with recognized testing agency standards.

4.5 INFORMATIONAL SUBMITTALS

A. General: Prepare and submit Informational Submittals required by other Specification

Sections.

1. Number of Copies: Submit two copies of each submittal, unless otherwise indicated. CO will not return copies.

2. Certificates and Certifications: Provide a notarized statement that includes signature of entity responsible for preparing certification. Certificates and certifications shall be signed by an officer or other individual authorized to sign documents on behalf of that entity.

B. Contractor's Construction Schedule: Provide a construction schedule.

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C. Cost Breakdown: Following award provide a cost breakdown schedule listing main types of work with associated costs for each bid item.

PART 5 – TEMPORARY FACILITIES AND CONTROLS

5.1 DESCRIPTION

A. This section consists of requirements for temporary facilities and controls, including utilities, support facilities, and security and protection facilities.

5.2 UTILITIES

A. Water Service: Use of Government existing water service facilities will be permitted without metering and without payment of use charges, as long as facilities are cleaned and maintained in a condition acceptable to CO. At Substantial Completion, restore these facilities to condition existing before initial use.

B. Sanitary Facilities: Use of Government sanitary facilities will be permitted, as long as facilities are cleaned and maintained in a condition acceptable to CO. At Substantial Completion, restore these facilities to condition existing before initial use.

C. Electric Power and Lighting Service: Use of Government's existing electric power and lighting service will be permitted without metering and without payment of use charges, as long as equipment is maintained in a condition acceptable to CO.

D. Telephone Service: The Contractor is responsible for providing telephone service deemed necessary for the duration of the construction.

5.3 STORAGE AREAS

A. Coordinate on-site storage requirements with the Contracting Officer.

5.4 CONSTRUCTION WASTE DISPOSAL FACILITIES

A. Provide waste-collection containers in sizes adequate to handle waste from construction operations. Containerize and clearly label hazardous, dangerous, or unsanitary waste materials separately from other waste.

5.5 SUPPORT FACILITIES INSTALLATION

A. Locate temporary construction and support facilities for easy access.

5.6 SECURITY AND PROTECTION FACILITIES INSTALLATION

A. Environmental Protection: Provide protection, operate temporary facilities, and conduct

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construction in ways and by methods that comply with environmental regulations and that minimize possible air, waterway, and subsoil contamination or pollution or other undesirable effects. Restrict use of noisemaking tools and equipment to hours that will minimize complaints from persons or firms near Project site.

B. Barricades, Warning Signs, and Lights: Comply with standards and code requirements for erecting structurally adequate barricades. Paint with appropriate colors, graphics, and warning signs to inform personnel and public of possible hazard. Where appropriate and needed, provide lighting, including flashing red or amber lights.

C. Fire Protection:

1. Store combustible materials in containers in fire-safe locations.

2. Maintain unobstructed access to fire extinguishers, fire hydrants, fire-protection facilities, stairways, and other access routes for firefighting. Prohibit smoking in hazardous fire-exposure areas.

3. Supervise welding operations, combustion-type temporary heating units, and similar sources of fire ignition.

PART 6 – EXECUTION REQUIREMENTS

6.1 DESCRIPTION

A. This section consists of general procedural requirements governing execution of the Work including, but not limited to, the following:

1. General installation of products.

2. Progress cleaning.

3. Protection of installed construction.

4. Correction of the Work.

6.2 EXAMINATION

A. Existing Conditions: Before beginning work, investigate and verify the dimensions and existing materials and other construction affecting the Work.

B. Acceptance of Conditions: Examine areas, and conditions, with Installer. Record observations.

1. Examine existing roof and substrate locations, details and conditions.

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

Proceeding with the Work indicates acceptance of surfaces and conditions.

6.3 PREPARATION

A. Field Measurements: Take field measurements as required to fit the Work properly.

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B. Review of Contract Documents and Field Conditions: Immediately on discovery of the need for clarification of the Contract Documents, submit a request for information to CO.

Include a detailed description of problem encountered, together with recommendations for changing the Contract Documents.

6.4 INSTALLATION

A. General: Locate the Work and components of the Work accurately, in correct alignment and elevation, as indicated.

1. Make vertical work plumb and make horizontal work level.

B. Comply with manufacturer's written instructions and recommendations for installing products.

C. Hazardous Materials: Use products, cleaners, and installation materials that are not considered hazardous.

6.5 PROGRESS CLEANING

A. General: Clean Project site and work areas daily, including common areas. Dispose of materials lawfully.

1. Comply with requirements in NFPA 241 for removal of combustible waste materials and debris.

2. Do not hold materials more than 7 days during normal weather or 3 days if the temperature is expected to rise above 80 deg F (27 deg C).

3. Containerize hazardous and unsanitary waste materials separately from other waste. Mark containers appropriately and dispose of legally, according to regulations.

B. Site: Maintain Project site free of waste materials and debris.

C. Work Areas: Clean areas where work is in progress to the level of cleanliness necessary for proper execution of the Work.

D. Waste Disposal: Burying or burning waste materials on-site will not be permitted.

Washing waste materials down sewers or into waterways will not be permitted.

6.6 PROTECTION OF INSTALLED CONSTRUCTION

A. Provide final protection and maintain conditions that ensure installed Work is without damage or deterioration at time of Substantial Completion.

6.7 CORRECTION OF THE WORK

A. Repair or remove and replace defective construction. Restore damaged substrates and finishes.

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1. Repairing includes replacing defective parts, refinishing damaged surfaces, touching up with matching materials, and properly adjusting operating equipment.

PART 8 – CLOSEOUT PROCEDURES

8.1 DESCRIPTION

A. This section consists of administrative and procedural requirements for contract closeout, including, but not limited to, the following:

1. Inspection procedures.

2. Project Record Documents.

3. Final cleaning.

8.2 SUBSTANTIAL COMPLETION

A. Definition of Substantial Completion: The Date certified by the Contracting Officer when construction is sufficiently complete, in accordance with the Contract Documents, so the Government can occupy or utilize the Work or designated portion thereof for the use for which it is intended, as expressed in the Contract Documents.

B. Preliminary Procedures: Before requesting inspection for determining date of Substantial Completion, complete the following. List items below that are incomplete in request.

1. Prepare a list of items to be completed and corrected (punch list), the value of items on the list, and reasons why the Work is not complete.

2. Advise Contracting Officer (CO) of pending insurance changeover requirements.

3. Submit specific warranties, workmanship bonds, final certifications, and similar documents.

4. Obtain and submit releases permitting Government unrestricted use of the Work and access to services and utilities. Include occupancy permits, operating certificates, and similar releases.

5. Prepare and submit Project Record Documents, operation and maintenance manuals, Final Completion construction photographs and photographic negatives, and similar final record information.

6. Deliver tools, spare parts, extra materials, and similar items to location designated by Government. Label with manufacturer's name and model number where applicable.

7. Complete startup testing of systems.

8. Submit changeover information related to Government occupancy, use, operation, and maintenance.

9. Complete final cleaning requirements, including touchup painting.

10. Touch up and otherwise repair and restore marred exposed finishes to eliminate visual defects.

C. Inspection: Submit a written request for inspection for Substantial Completion. On receipt

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of request, CO will either proceed with inspection or notify Contractor of unfulfilled requirements. CO will prepare the Certificate of Substantial Completion after inspection or will notify Contractor of items, either on Contractor's list or additional items identified by CO, that must be completed or corrected before certificate will be issued.

1. Reinspection: Request reinspection when the Work identified in previous inspections as incomplete is completed or corrected.

2. Results of completed inspection will form the basis of requirements for Final

Completion.

8.3 FINAL COMPLETION

A. Preliminary Procedures: Before requesting final inspection for determining date of Final Completion, complete the following:

1. Submit certified copy of CO’s Substantial Completion inspection list of items to be completed or corrected (punch list), endorsed and dated by CO. The certified copy of the list shall state that each item has been completed or otherwise resolved for acceptance.

2. Submit evidence of final, continuing insurance coverage complying with insurance requirements.

3. Instruct Government personnel in operation, adjustment, and maintenance of products, equipment, and systems.

B. Inspection: Submit a written request for final inspection for acceptance. On receipt of request, CO will either proceed with inspection or notify Contractor of unfulfilled requirements. CO will prepare a final Certificate for Payment after inspection or will notify Contractor of construction that must be completed or corrected before certificate will be issued.

1. Reinspection: Request reinspection when the Work identified in previous inspections as incomplete is completed or corrected.

8.4 LIST OF INCOMPLETE ITEMS (PUNCH LIST)

A. Preparation: Submit three copies of list. Include name and identification of each space and area affected by construction operations for incomplete items and items needing correction including, if necessary, areas disturbed by Contractor that are outside the limits of construction.

8.5 FINAL CLEANING

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

B. Cleaning Agents: Use cleaning materials and agents recommended by manufacturer or

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fabricator of the surface to be cleaned. Do not use cleaning agents that are potentially hazardous to health or property or that might damage finished surfaces.

C. Complete the following cleaning operations before requesting inspection for certification of

Substantial Completion for entire Project or for a portion of Project:

1. Clean Project site, yard, and grounds, in areas disturbed by construction activities, including landscape development areas, of rubbish, waste material, litter, and other foreign substances.

2. Remove tools, construction equipment, machinery, and surplus material from Project site.

3. Touch up and otherwise repair and restore marred, exposed finishes and surfaces.

Replace finishes and surfaces that cannot be satisfactorily repaired or restored or that already show evidence of repair or restoration.

D. Comply with safety standards for cleaning. Do not burn waste materials. Do not bury debris or excess materials on Government property. Do not discharge volatile, harmful, or dangerous materials into drainage systems. Remove waste materials from Project site and dispose of lawfully.

END OF SECTION 010150

SECTION 024119

SELECTIVE DEMOLITION

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes demolition, cutting, patching, repairs and removal of selected portions of a building or structure.

B. See additional Sections for specific requirements and limitations applicable to individ-ual parts of the work.

1.2 DEFINITIONS

A. Remove: Detach items from existing construction and legally dispose of them off-site, unless indicated to be removed and salvaged or removed and reinstalled.

B. Remove and Salvage: Detach items from existing construction and deliver them to Government.

C. Remove and Reinstall: Detach items from existing construction, prepare them for re-use, and reinstall them where indicated.

D. Existing to Remain: Existing items of construction that are not to be removed and that are not otherwise indicated to be removed, removed and salvaged, or removed and re-installed.

1.3 MATERIALS OWNERSHIP

A. Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain Government property, demolished materials shall become Con-tractor's property and shall be removed from Project site.

1.4 PROJECT CONDITIONS

A. Government will occupy portions of building immediately adjacent to selective demo-lition area. Conduct selective demolition so Government operations will not be dis-rupted. Provide not less than 72 hours notice to Contracting Officer (CO) of activities that will affect Government operations.

B. Maintain access to existing walkways, corridors, and other adjacent occupied or used facilities.

1. Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from authorities having jurisdiction.

C. Government assumes no responsibility for condition of areas to be selectively demol-ished.

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JACOBS CREEK JOB CORPS CCC SELECTIVE DEMOLITION

1. Conditions existing at time of inspection for bidding purpose will be maintained by Government as far as practical.

D. Hazardous Materials: It is not expected that hazardous materials will be encountered in the Work.

1. If materials suspected of containing hazardous materials are encountered, do not disturb; immediately notify Contracting Officer (CO). Hazardous materials will be removed by Government under a separate contract.

E. Storage or sale of removed items or materials on-site will not be permitted.

PART 2 – PRODUCTS

2.1 REPAIR MATERIALS

A. Use repair materials identical to existing materials.

1. If identical materials are unavailable or cannot be used for exposed surfaces, use materials that visually match existing adjacent surfaces to the fullest extent pos-sible.

2. Use materials whose installed performance equals or surpasses that of existing materials.

PART 3 – EXECUTION

3.1 EXAMINATION

A. Verify that utilities have been disconnected and capped.

B. Survey existing conditions and correlate with requirements indicated to determine ex-tent of selective demolition required.

C. Inventory and record the condition of items to be removed and reinstalled and items to be removed and salvaged.

D. When unanticipated mechanical, electrical, or structural elements that conflict with in-tended function or design are encountered, investigate and measure the nature and ex-tent of conflict. Promptly submit a written report to CO.

E. Examine surfaces to be cut and patched and conditions under which cutting and patch-ing are to be performed.

1. Compatibility: Before patching, verify compatibility with and suitability of sub-strates, including compatibility with existing finishes or primers.

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

3.2 POLLUTION CONTROLS

A. Dust Control: Use water mist, temporary enclosures, and other suitable methods to limit spread of dust and dirt. Comply with governing environmental-protection regulations.

1. Wet mop floors to eliminate trackable dirt and wipe down walls and doors of demolition enclosure. Vacuum carpeted areas.

B. Disposal: Remove and transport debris in a manner that will prevent spillage on adja-cent surfaces and areas.

1. Remove debris from elevated portions of building by chute, hoist, or other de-vice that will convey debris to grade level in a controlled descent.

C. Cleaning: 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.

3.3 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 with-in limitations of governing regulations.

1. Neatly cut openings and holes plumb, square, and true to dimensions required.

Use cutting methods least likely to damage construction to remain or adjoining construction.

2. Cut or drill from the exposed or finished side into concealed surfaces to avoid marring existing finished surfaces.

3. Do not use cutting torches until work area is cleared of flammable materials. At concealed spaces, such as duct and pipe interiors, verify condition and contents of hidden space before starting flame-cutting operations. Maintain portable fire-suppression devices during flame-cutting operations.

4. Locate selective demolition equipment and remove debris and materials so as not to impose excessive loads on supporting walls, floors, or framing.

5. Dispose of Demolished items and materials promptly.

B. Existing Items to Remain: Protect construction indicated to remain against damage and soiling during selective demolition. When permitted by CO, items may be re-moved to a suitable, protected storage location during selective demolition and cleaned and reinstalled in their original locations after selective demolition operations are complete.

3.4 CUTTING, PATCHING, AND REPAIRS

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A. General:

1. Promptly repair damage to adjacent construction caused by selective demolition operations.

2. Employ skilled workers to perform cutting, patching, and repairs.

B. Protection: Protect existing construction during cutting, patching, and repairs to pre-vent damage. Provide protection from adverse weather conditions for portions of pro-ject that might be exposed during cutting, patching, and repair operations.

C. Adjoining Areas: Avoid interference with use of adjoining areas or interruption of free passage to adjoining areas.

D. Existing Services: Where existing services are required to be removed, relocated, or abandoned, bypass such services before cutting to minimize interruption of services to occupied areas.

E. Cutting: Cut existing construction by sawing, drilling, breaking, chipping, grinding, and similar operations, using methods least likely to damage elements retained or ad-joining construction.

1. Provide temporary support of work to be cut.

2. In general, use hand or small power tools designed for sawing and grinding, not hammering and chopping. Cut holes and slots as small as possible, neatly to size required, and with minimum disturbance of adjacent surfaces. Temporarily cover openings when not in use.

3. Existing Finished Surfaces: Cut or drill from the exposed or finished side into concealed surfaces.

4. Proceed with patching after construction operations requiring cutting or repairs are complete.

F. Patching: Patch construction by filling, repairing, refinishing, closing up, and similar operations following performance of other Work. Patch with durable seams that are as invisible as possible. Provide materials and comply with installation requirements specified in other Sections of these Specifications.

G. Repairs: Where repairs to existing surfaces are required, patch to produce surfaces suitable for new materials.

1. Completely fill holes and depressions in existing masonry walls that are to re-main with an approved masonry patching material applied according to manu-facturer's written recommendations.

H. Finishes: Restore exposed finishes of patched areas and extend restoration into ad-joining construction in a manner that eliminates evidence of patching and refinishing.

I. Walls: Where walls or partitions that are demolished extend one finished area into another, patch and repair wall surfaces in the space. Provide an even surface of uni-

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form finish color, texture, and appearance. Remove existing wall coverings and re-place with new materials, if necessary, to achieve uniform color and appearance.

J. Ceilings: Patch, repair, or rehang existing ceilings as necessary to provide an even-plane surface of uniform appearance.

K. Paint: Match existing paint and stain color.

3.5 DISPOSAL OF DEMOLISHED MATERIALS

A. General: Promptly dispose of demolished materials. Do not allow demolished mate-rials to accumulate on-site.

B. Burning: Do not burn demolished materials.

C. Disposal: Transport demolished materials off Government property and legally dis-poses of them.

END OF SECTION 024119

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SECTION 073113

ASPHALT

SHINGLES

PART 1 – GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplemental Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following:

1. Asphalt shingles.

2. Self Adhered Rubber Membrane.

3. Felt Underlayment.

B. Related Sections include the following:

1. Division 7 Section “Flashing”.

2. Division 7 Section “Joint Sealants”.

1.3 DEFINITIONS

A. Roofing Terminology: Refer to ASTM D 1079 and glossary of NRCA’s “The

NRCA Roofing and Waterproofing Manual” for definitions of terms related to roofing work in this Section.

1.4 SUBMITTALS

A. Product Data: For each product indicated.

B. Samples for Initial Selection: For each type of asphalt shingles, ridge and hip cap shingles indicated.

1. Include similar Samples of trim and accessories involving color selection.

C. Samples for verification: For the following products, of sizes indicated, to verify color selected.

1. Asphalt Shingle: Full-size asphalt shingle strip.

D. Product Test Reports: Based on evaluation of comprehensive tests performed by a qualified testing agency or by manufacturer and witnessed by a qualified testing agency, for asphalt shingles.

E. Maintenance Data: For asphalt shingles to include in maintenance manuals.

F. Warranties: Special warranties specified in this Section.

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ASPHALT SHINGLES

1.5 QUALITY ASSURANCE

A. Source Limitations: Obtain ridge and shingles through one source from a single asphalt shingle manufacturer. Obtain felt underlayment and rubber membrane through one source from a single asphalt shingle manufacturer.

B. Fire-Test-Response Characteristics: Provide asphalt shingle and related roofing materials with the fire-test-response characteristics indicated, as determined by testing identical products per test method below by UL or another testing and inspecting agency acceptable to authorities having jurisdiction. Identify materials with appropriate markings of applicable testing and inspecting agency.

1. Exterior Fire-Test Exposure: Class A; ASTM E 108 or UL 790, for application and roof slopes indicated.

1.6 DELIVERY, STORAGE, AND HANDLING

A. Store roofing materials in a dry, well-ventilated, weathertight location according to asphalt shingle manufacturer’s written instructions. Store underlayment rolls on end on pallets or other raised surfaces. Do not double-stack rolls.

B. Handle, store, and place roofing materials in a manner to avoid significant or permanent damage to roof deck or structural supporting members.

C. Protect unused underlayment from weather, sunlight, and moisture when left overnight or when roofing work is not in progress.

1.7 PROJECT CONDITIONS

A. Weather Limitations: Proceed with installation only when existing and forecasted weather conditions permit asphalt shingle roofing to be performed according to manufacturers’ written instructions and warranty requirements.

1.8 WARRANTY

A. Warranty: Manufacturer's standard form in which manufacturer agrees to repair or re- place asphalt shingles that fail in materials or workmanship within specified warranty period. Materials failures include manufacturing defects and failure of asphalt shingles to self-seal after a reasonable time.

1. Material Warranty Period: 40 years from date of Substantial Completion, pro- rated, with first 5 years nonprorated.

2. Wind-Speed Warranty Period: Asphalt shingles will resist blow-off or damage caused by wind speeds up to 90 mph (45 m/s), 10 years from date of Substantial Completion.

3. Algae-Discoloration Warranty Period: Asphalt shingles shall not discolor 10 years from date of Substantial Completion.

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1.9 EXTRA MATERIALS

A. Furnish extra materials described below that match products installed, are packaged with protective covering for storage, and are identified with labels describing contents.

1. Asphalt Shingles: 100 sq. ft (9.3 sq. m) of each type, in unbroken bundles.

PART 2 - PRODUCTS

2.1 GLASS-FIBER-REINFORCED ASPHALT SHINGLES

A. Laminated-Strip Architectural Asphalt Shingles: ASTM D 3462, laminated, multi-ply overlay construction, glass-fiber reinforced, mineral-granule surfaced, and self-sealing. Energy Star compliant.

1. Products:

a. CertainTeed Corporation;

b. GAF Materials Corporation;

c. IKO;

d. Malarkey Roofing Products

e. Owens Corning;

f. TAMKO Roofing Products, Inc.;

2. Type: Architectural

3. Fire Rating: Class A – ASTM E 108

4. Wind Resistance: 90 mph – ASTM D 3161

5. Warranty: 40 – Year limited

6. Butt Edge: Straight cut.

7. Strip Size: Manufacturer’s standard.

8. Solar Reflectance: 30% minimum

9. Color and Blends: Color as selected by Center.

B. Hip and Ridge Shingles: Manufacturer's standard units to match asphalt shingles. Trim each side of lapped portion of unit to taper approximately 1 inch (25 mm).

2.2 UNDERLAYMENT MATERIALS

A. Self-Adhering Sheet Underlayment, Polyethylene Faced: ASTM D 1970, minimum of 40-mil- (1.0- mm-) thick, slip-resisting, polyethylene-film-reinforced top surface laminated to SBS-modified asphalt adhesive, with release paper backing; cold applied.

1. Products:

a. Carlisle Coatings & Waterproofing, Div. Have Carlisle Co. Inc.; Dri- Start “A”

b. Grace, W.R. & Co.; Grace Ice and Water Shield

c. Henry Company; Perma-Seal PE

d. Johns Manville International, Inc.; Roof Defender.

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e. NEI Advanced Composite technology; AC Poly Ice and StormSeal

f. Owens Corning; WeatherLock M.

g. Polyguard products, Inc.; Polyguard Deck Guard.

h. Protector Wrap Company; Rainproof TM

i. SafSeal Innovations; SafSeal 7740

B. Felts: ASTM D 266, Type I (#15) asphalt-saturated organic felts, non-perforated.

2.3 RIDGE VENT

A. Rigid Ridge Vent: Manufacturer's standard, rigid section high-density polypropylene or other UV-stabilized plastic ridge vent for use under ridge shingles.

1. Minimum net free ventilation area: 18 square inches per foot

2. Designed for use on 3:12 to 16:12 sloped roofs

3. Cap shingle compatible

4. External baffle

5. Products:

a. GAF Cobra RigidVent3

b. Air Vent, Inc. Shinglevent II

c. Owens Corning VentSure

2.4 ACCESSORIES

A. Asphalt Roofing Cement: ASTM D 4586, Type II, asbestos free.

B. Roofing Nails: ASTM F 1667; aluminum, stainless-steel, copper, or hot-dip galvanized steel wire shingle nails, minimum 0.120-inch- (3-mm-) diameter, barbed shank, sharp-pointed, with a minimum 3/8-inch- (9.5-mm-) diameter flat head and of sufficient length to penetrate 3/4 inch (19 mm) into solid wood decking or extend at least 1/8 inch (3 mm) through OSB or plywood sheathing.

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

C. Felt Underlayment Nails: Aluminum, stainless-steel, or hot-dip galvanized steel wire with low profile capped heads or disc caps, 1-inch (25-mm) minimum diameter.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrate, areas, and conditions, with Installer present, for compliance with requirements for installation tolerance and other conditions affecting performance of work.

1. Examine roof sheathing to verify that sheathing joints are supported by framing and blocking or metal clips and that installation is within flatness tolerances.

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2. Verify that substrate is sound, dry, smooth clean, sloped for drainage, and completely anchored; and that provision has been made for flashing and penetrations through asphalt shingles.

3.2 UNDERLAYMENT INSTALLATION

A. Self-Adhering Sheet Underlayment: Install self-adhering sheet underlayment, wrinkle free, on roof deck. Comply with low-temperature installation restrictions of underlayment manufacturer if applicable. Install at locations indicated, lapped in direction to shed water. Lap sides not less than 6 inches (89 mm). Lap ends not less than 6 inches (150 mm) staggered 24 inches (600 mm) between courses. Roll laps with roller. Cover underlayment within seven days.

1. Eaves: Extend form edges of eaves 36 inches (914 mm) beyond interior face of exterior wall.

2. Rakes: extend from edges of rake 36 inches (914 mm) beyond interior face of exterior wall.

3. Valleys: Extend from lowest to highest point on each side 36”. Provide second 36” wide layer directly on top of first layer and centered on valley.

4. Hips: Extend 18 inches (450 mm).

5. Ridges: Extend 36 inches (914 mm) each side without obstructing continuous ridge vent slot.

6. Equipment Supports and Roof-Penetrating Elements: Extend beyond penetrating element 18 inches and return vertically against penetrating element not less than 4 inches (100 mm), 36” in each direction at equipment supports.

7. Roof slope Transitions: Extend 36 inches on each roof slope – lap no less than 6 inches.

B. Double-Layer Felt Underlayment: Install double layer of 15# felt underlayment on roof deck perpendicular to roof slope in parallel courses, after underlayment has been installed. Install at locations indicated. Lap sides a minimum of 2 inches (50 mm) over underlying course. Lap ends a minimum of 4 inches (100 mm).

Stagger end laps between succeeding courses at least 72 inches (1830 mm).

Fasten with felt underlayment nails.

1. Install felt underlayment on entire roof deck , on top of self-adhering sheet underlayment. Lap sides of felt over self-adhering sheet underlayment not less than 3 inches (75 mm) in direction to shed water. Lap ends of felt not less than 6 inches (150 mm) over self-adhering sheet underlayment.

3.3 ASPHALT SHINGLE INSTALLATION

A. Install asphalt shingles according to manufacturer's written instructions, recommendations in ARMA's "Residential Asphalt Roofing Manual," and asphalt shingle recommendations in NRCA's "The NRCA Roofing and Waterproofing Manual."

B. Install starter strip along lowest roof edge, consisting of an asphalt shingle strip with tabs removed at least 7 inches (175 mm) wide with self-sealing strip face

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1. Extend asphalt shingles 1/2 inch (13 mm) over fascia at eaves and rakes.

2. Install starter strip along rake edge.

C. Install first and remaining courses of asphalt shingles stair stepping diagonally across roof deck with manufacturer's offset pattern at succeeding courses, maintaining uniform exposure.

D. Install first and remaining courses of asphalt shingles stair stepping diagonally across roof deck with manufacturer’s recommended offset pattern at succeeding courses, maintaining uniform exposure.

E. Fasten asphalt shingle strips with a minimum of six roofing nails located according to manufacturer’s written instructions.

1. Where roof slope exceeds 20:12, seal asphalt shingles with asphalt roofing cement spots after fastening with additional roofing nails.

2. Where roof slope is less than 4:12, seal asphalt shingles with asphalt roofing cement spots.

3. When ambient temperature during installation is below [50 deg F (10 deg C), seal asphalt shingles with asphalt roofing cement spots.

F. Ridge Vents: Install continuous ridge vents over asphalt shingles according to manufacturer's written instructions. Fasten with roofing nails of sufficient length to penetrate sheathing.

G. Ridge Cap Shingles: Maintain same exposure of cap shingles as roofing shingle exposure. Lap cap shingles at ridges to shed water away from direction of prevailing winds. Fasten with roofing nails of sufficient length to penetrate sheathing.

1. Where indicated, fasten ridge cap asphalt shingles to cover ridge vent without obstructing airflow.

END OF SECTION 073113

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SECTION 076200

SHEET METAL FLASHING AND TRIM

PART 1 – GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and SupplementaL Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following sheet metal flashing and trim:

1. Formed steep-slope roof flashing and trim.

B.…