Exhibit 3 - Specifications and Site Photos.pdf

Specifications

For

WINDOW REPLACEMENT AT SABINO CANYON AND

PALISADES VISITORS CENTERS

May 6, 2021 ii iii

TABLE OF CONTENTS

DIVISION 1 – GENERAL REQUIREMENTS

01010 – SCOPE OF WORK

1.1 – Definitions

1.2 – Description

1.3 – Location and Conditions

1.4 – Schedule

1.5 – Contract Administration

1.6 – Quality of Work

1.7 – Codes and Standards

1.8 – Special Construction Requirements

1.9 – Contract Closeout

01020 – MEASUREMENT & PAYMENT

1.1 – Measurement & Payment

01030 – MOBILIZATION

1.1 – Summary

DIVISION 2 – SITE WORK

02222 – MINOR DEMOLITION

1.1 – Summary

1.2 – Quality Assurance

2.1– Demolition

2.2 – Method of Measurement & Basis of Payment

DIVISION 8 – WINDOWS

08010 – ALUMINUM WINDOWS

1.1 – Summary

1.2 – Performance Requirements

1.3 – Submittals

1.4 – Quality Assurance

2.1 – Materials

2.2 – Glazing iv

2.3 – Finishes

3.1 – Installation

4.1 – Method of Measurement & Basis of Payment

DIVISION 1 – GENERAL REQUIREMENTS

DIVISION 1

01010 – SCOPE OF WORK

PART 1 – GENERAL

1.1 – Definitions

Contractor – the successful bidder who is awarded the contract.

Government – the Contracting Officer (CO) or designated Contracting Officer’s Representative (COR) of the Coronado National Forest.

1.2 – Description

Contractor shall furnish all materials, supplies, tools, equipment, transportation, labor, supervision, and other associated work needed to complete work according to the specifications.

Contractor shall remove existing windows and replace with new aluminum framed energy efficient double paned glass windows.

The buildings shall be protected from any weather during construction operations to prevent damage to the structure and items/equipment inside. The buildings will be in use during construction. Therefore, the Contractor shall take necessary safety measures to protect employees and the public during construction to include running a magnetic sweeper around the site to ensure any excess nails, screws or any other foreign metal object are removed from the work site.

1.3 – Location and Conditions

The Palisades Visitor Center is located on the Santa Catalina Ranger District of the Coronado National Forest. The building is located at Mile Post 20 of the Santa Catalina Highway, approximately 23 miles northeast of Tucson, AZ (Township 12S, Range 16E, and Section 9). Lat: 32.410412°; Long: -110.714689°.

Water and electricity for construction use is available. A restroom is located across the highway.

The Sabino Canyon Visitor Center is located at the base of the Santa Catalina Mountains on the Santa Catalina Ranger District of the Coronado National Forest in Tucson, Arizona (Township 13 South, Range 15 East, and Section 9). Physical address 5700 N Sabino Canyon Rd, Tucson, AZ 85750.

Water and electricity for construction use is available. A restroom is located on site.

It will be the Contractor’s responsibility to familiarize themselves with the existing conditions and notify the Government of any discrepancies shown in these documents.

1.4 – Schedule

A pre-work meeting shall be held at both sites for clarification of the project.

A schedule for all work must be submitted to and approved by the Government.

The Contractor shall notify the Government three days in advance of any construction work.

All work shall be completed within 60 days of award.

1.5 – Contract Administration

The Contractor shall be fully responsible for seeing that construction activities conform to the specifications and provisions of this contract. The Government will provide timely reviews as requested by the Contractor and may periodically review work at any time.

Construction quality control shall include supplying all the personnel, equipment, and documentation necessary to ensure that construction is completed in compliance with the specifications and provisions of the contract.

1.6 – Quality of Work

The products listed in the specifications are preferred products chosen for building compatibility and quality. However, equal or better alternatives submitted by the Contractor will be considered and are encouraged.

1.7 – Codes and Standards

Codes and standards of the following associations and listed publications will become part of this contract:

1. International Building Code (IBC)

2. Occupational Health and Safety Administration (OSHA) standards

3. American Society for Testing and Materials (ASTM)

4. American National Standards Institute (ANSI)

5. American Manufacturer’s Association (AAMA)

All materials, workmanship, and designs shall meet specified requirements of the standards referenced in this section and other local or state codes, related to this type of work, whichever is more stringent.

1.8 – Special Construction Requirements

Upon completion of the project, all demolished improvements and other construction materials shall be removed from Government land and disposed of in accordance with State and County standards.

Construction Access and Protection: The Contractor shall be responsible for securing the project area from the public/residents. This includes providing the necessary security for protection of the Contractor's materials, equipment, tools and work until final acceptance by the Government.

Equipment and material storage: The Contractor shall obtain permission from the Contracting Officer for equipment and material storage, and for other areas needed for construction.

All site features to remain shall be protected from damage during the project. Any damage to site features shall be repaired to their original condition at the cost of the Contractor.

No live trees are to be cut down. Minimal tree limbs may be trimmed as necessary.

Sanitation/Garbage: No garbage service is available for Contractor use. The Contractor shall keep the construction site free of loose garbage at all times.

1.9 – Contract Closeout

Remove temporary facilities and provide final cleaning and touch-up. Restore portions of buildings, site improvements, landscaping, and other items damaged by construction operations to the satisfaction of the Government at no additional expense to the Government.

*** END OF SPECIFICATION 01010 ***

01020 – MEASUREMENT & PAYMENT

1.1 – Measurement & Payment

Measurement and payment for contract work will be made only for and under those pay items included in the SCHEDULE OF ITEMS. All other work and materials will be considered incidental to the completion of the items shown and no separate payment will be made.

*** END OF SPECIFICATION 01020 ***

01030 – MOBILIZATION

1.1 – Summary

This section includes preparatory work and operations, including those necessary to the movement of personnel, equipment, supplies and incidentals to the project site; and for other work and operations which must be performed or costs incurred prior to beginning work on the various items on the project site.

***END OF SPECIFICATION 01030***

*** END DIVISION 1 ***

DIVISION 2 – SITE WORK

DIVISION 2

02222 – MINOR DEMOLITION

1.1 – Summary

This section includes the removal and disposal of the existing windows.

Sabino Canyon Visitor Center: 11 Windows; 6 Optional Windows

Palisades Visitor Center: 14 Windows

1.2 – Quality Assurance

Regulations: Comply with federal, state, and local hauling and disposal regulations.

PART 2 – EXECUTION

2.1– Demolition

All existing windows shall be removed and properly disposed of offsite.

2.2 – Method of Measurement & Basis of Payment

Units: The work described in this section will be measured per window in accordance with Schedule of Items.

*** END OF SPECIFICATION 02222 ***

*** END DIVISION 2 ***

DIVISION 8 – WINDOWS

DIVISION 8

08010 – ALUMINUM WINDOWS

1.1 – Summary

This section includes furnishing and installing dual-pane Low-E coated aluminum windows and screens.

Sabino Canyon Visitor Center (SCVIC) Quantity 2' X 46" Picture Window 1 18" X 4' Single Hung Window 4 18" X 4' Picture Window 2 30.5" X 90" Picture Window 1 4' X 5' Sliding Window 1 56.5" X 6' Sliding Window 2

SCVIC Option #1 2' X 3' Picture Window 2 3' X 4' Picture Window 4

Palisades Visitor Center (PVIC) 42" X 66.5" Single Hung Window 14

1.2 – Performance Requirements

A. General: Provide aluminum windows capable of complying with performance requirements indicated, based on testing manufacturer's windows that are representative of those specified and that are of minimum test size required by AAMA/NWWDA 101/I.S.2, and applicable general recommendations published by AAMA and ANSI.

B. Structural Performance: Provide aluminum windows capable of withstanding the following, including wind loads based on passing AAMA/NWWDA 101/I.S.2, Uniform Load Structural Test, at basic wind speed indicated:

1. Deflection: Based on passing AAMA/NWWDA 101/I.S.2, Uniform Load Deflection Test or on glass framing system designed to limit lateral deflections of glass edges to less than 1/175 of glass-edge length or 3/4 inch (19 mm), whichever is less, at design pressure based on structural computations.

2. Basic Wind Speed: As indicated in miles per hour (meters per second) at 33 feet (10 m) above grade. Determine wind loads and resulting design pressures applicable to Project according to ASCE 7, "Minimum Design Loads for Buildings and Other Structures," Section 6.4.2, "Analytic Procedure"; based on mean roof heights above grade Nails and Fasteners: One of each type.

C. All window frames, clips and securements shall be certified by the manufacturer to meet a 35 psf ultimate wind design pressure in accordance with ASCE 7-10, AAMA WDMA/CSA 101/I.S. 2/A440-11 and as required by the window manufacturer. Steel reinforcing of the aluminum frames may be required to meet the required design wind pressure. Certification of anchorage to all substrates shall also be provided.

D. Air Infiltration (Fixed Units): Maximum rate not more than 0.10 cfm/ft2 when tested at a pressure of 6.24 psf, when tested according to AAMA/NWWDA 101/I.S.2, Air Infiltration Test.

E. Air Infiltration (Operable Units): Maximum rate not more than 0.30 cfm/ft2 when tested at a pressure of 6.24 psf, when tested according to AAMA/NWWDA 101/I.S.2, Air Infiltration Test

F. Water Resistance: No water leakage as defined in AAMA/NWWDA referenced test methods at a water test pressure equaling 12 psf, when tested according to AAMA/NWWDA 101/I.S.2, Water Resistance Test.

G. Forced-Entry Resistance: Comply with Performance Level 10 requirements when tested according to ASTM F 588.

H. Condensation-Resistance Factor: Provide aluminum windows tested for thermal performance according to AAMA 1503, showing a CRF of no less than 52, where windows are indicated to be "thermally improved".

I. Thermal Transmittance (Co-efficient of Heat Transfer) – (Fixed Units): Provide aluminum windows with a whole-window U-value maximum 0.38 BTU/hr/ft2/F, at 15-mph (24-km/h) exterior wind velocity and winter condition temperatures.

J. Thermal Transmittance (Co-efficient of Heat Transfer) – (Operable Units): Provide aluminum windows with a whole-window U-value maximum 0.45 BTU/hr/ft2/F, at 15-mph (24-km/h) exterior wind velocity and winter condition temperatures

K. Thermal Movements: Provide aluminum windows, including anchorage, that accommodate thermal movements of units resulting from the following maximum change (range) in ambient and surface temperatures without buckling, distortion, opening of joints, failure of joint sealants, damaging loads and stresses on glazing and connections, and other detrimental effects. Base engineering calculation on actual surface temperatures of materials due to solar heat gain and nighttime-sky heat loss.

1. Temperature Change (Range): 120 deg F (67 deg C), ambient; 180 deg F (100 deg C) material surfaces.

L. Life-Cycle Testing: Test according to AAMA 910 and comply with

AAMA/NWWDA 101/I.S.2.

M. Specific Product Performance Requirements: Comply with Section 2.2 of AAMA/NWWDA 101/I.S.2 as applicable to types of aluminum windows indicated.

N. Performance and Testing: Except as otherwise indicated, comply with air infiltration tests, water resistance tests, and applicable load tests specified in AAMA WDMA/CSA 101/I.S. 2/A440-11 for type and classification of window units required in each case

1.3 – Submittals

A. Manufacturer Product Data: For each type of aluminum window indicated.

B. Samples: For each exposed finish.

C. Maintenance data.

1.4 – Quality Assurance

A. Installer: A qualified installer, approved by manufacturer to install manufacturer's products.

B. Fenestration Standard: Comply with AAMA/NWWDA 101/I.S.2, "Voluntary Specifications for Aluminum, Vinyl (PVC) and Wood Windows and Glass Doors," for minimum standards of performance, materials, components, accessories, and fabrication unless more stringent requirements are indicated.

C. Glazing Publications: Comply with published recommendations of glass manufacturers and GANA's "Glazing Manual" unless more stringent requirements are indicated.

PART 2 – PRODUCTS

2.1 – Materials

A. Screens.

1. Furnish screens with aluminum frames of the standard design of the manufacturer. Construct for removal from the inside.

2. Chemically or electrochemically treat frames (anodized or equal) to resist corrosion.

B. Windows. Standard aluminum windows shall be factory wet glazed exterior and dry glazed interior with removal glass stops, extruded aluminum frame, operable units as detailed. All windows shall have self-contained structural thermal breaks in operable units.

C. The windows shall be assembled in a secure and workmanlike manner to perform as herein specified. All frames shall be constructed with mortised and tenoned corners.

Vertical frame members shall extend for the full window height without interruption.

Vent frames shall have mitered corners with aluminum gusset blocks. Joints shall be hydraulically crimped and epoxy welded. All frame and vent joints shall be sealed with a non-hardening mastic to provide a watertight joint. Windows shall be equipped with baffled weeps as required to provide drainage for water.

D. Fasteners: All screws, nuts, washers, bolts, rivets and other miscellaneous fastening devices incorporated in the project shall be of stainless steel except where noted below.

1. Aluminum to aluminum fasteners shall be self-drilling, self-tapping screws, No.

14 of sufficient length to penetrate the receiving substrate by 5/8".

2. Aluminum to wood fasteners shall be wood screws, No. 14, of sufficient length to penetrate the receiving substrate by 1-3/4".

3. Fasteners for securing aluminum to concrete, brick masonry, and concrete masonry shall be Hex head type, 1/4” diameter, self-tapping masonry screws.

Shank shall be of sufficient length to penetrate substrate 2” minimum.

4. Fasteners for securing wood blocking to concrete or brick masonry shall be 1/2” diameter stainless steel epoxy anchor bolts. Anchors shall be of sufficient length to penetrate the substrate 4-1/2” minimum. Anchors shall be HIT-HY 70 System by Hilti, Chem Stud Bolts as manufactured by Powers, or approved equal. Revisions to anchor size and strength shall be as recommended by the window manufacturer.

2.2 – Glazing

A. Glass shall be sized to meet a 35 psf ultimate wind design pressure in accordance with ASCE 7-1 and AAMA WDMA/CSA 101/I.S. 2/A440-11. Window units shall be factory glazed.

B. Insulated glass units shall be comprised of the specified glass for a total thickness of 1". Insulated glass units shall be hermetically sealed and shall be IGCC-CBA rated and certified. IGCC number shall appear on the spacer of the insulated glass unit.

All insulated glass units shall conform to ASTM E774 Class CBA Specifications.

1. Total thickness: 1” with ½” air space

2. Air space: Air filled

3. Spacer: Spacer shall be constructed of a non-thermal bridging material

4. Primary Seal: Compressed polyisobutylene

5. Secondary Seal: Silicone

2.3 – Finishes

A. Aluminum Anodic Finish: Class I, clear anodic coating complying with AAMA 611 or Class I, color anodic coating complying with AAMA 611.

1. Color: As selected by the Government from a full range of manufacturer’s colors.

B. Baked-Enamel Finish: Thermosetting, modified-acrylic enamel primer/topcoat system complying with AAMA 2603 or AAMA 2604 except with a minimum dry film thickness of 1.5 mils (0.04 mm), medium gloss.

1. Color: As selected by the Government from a full range of manufacturer’s colors.

PART 3 – EXECUTION

3.1 – Installation

A. Install windows level, plumb, square, true to line, without distortion or impeding thermal movement, anchored securely in place to structural support, and in proper relation to wall flashing and other adjacent construction.

B. Set sill members in bed of sealant or with gaskets, as indicated, for weathertight construction.

C. Install windows and components to drain condensation, water penetrating joints, and moisture migrating within windows to the exterior.

D. Metal Protection: Separate aluminum and other corrodible surfaces from sources of corrosion or electrolytic action at points of contact with other materials by complying with requirements specified in "Dissimilar Materials" Paragraph in Appendix B in AAMA/NWWDA 101/I.S.2.

E. Adjust operating sashes and ventilators, screens, and hardware for a tight fit at contact points and weather stripping for smooth operation and weathertight closure. Lubricate hardware and moving parts.

F. Protect window surfaces from contact with contaminating substances resulting from construction operations. In addition, monitor window surfaces adjacent to and below exterior concrete and masonry surfaces during construction for presence of dirt, scum, alkaline deposits, stains, or other contaminants. If contaminating substances do contact window surfaces, remove contaminants immediately according to manufacturer’s written recommendations.

G. Clean aluminum surfaces immediately after installing windows. Avoid damaging protective coatings and finishes. Remove excess sealants, glazing materials, dirt, and other substances.

H. Clean factory-glazed glass immediately after installing windows. Comply with manufacturers written recommendations for final cleaning and maintenance.

Remove nonpermanent labels and clean surfaces.

I. Remove and replace glass that has been broken, chipped, cracked, abraded, or damaged during construction period.

PART 4 – MEASUREMENT AND PAYMENT

4.1 – Method of Measurement & Basis of Payment

Payment will be included in the bid item to which this work relates.

***END OF SPECIFICATION 08010***

*** END DIVISION 8 ***

*** END SPECIFICATIONS ***

2' X 46" Picture Window 18" X 4' Single Hung Window 18" X 4' Picture Window

Optional 2' X 3' Picture Window Optional 3' X 4' Picture Window

30.5" X 90" Picture Window 4' X 5' Sliding Window

56.5" X 6' Sliding Window 18" X 4' Single Hung Window

42" X 66.5" Single Hung Window 42" X 66.5" Single Hung Window

42" X 66.5" Single Hung Window 42" X 66.5" Single Hung Window

Site Pics Sabino VIC and Palisades VIC Window Replacement