Attachment 1 - Statement of Work.pdf

Replace Control Room Ramp Railings March 15, 2023 Seattle ARTCC, Auburn, WA

STATEMENT OF WORK 1

STATEMENT OF WORK

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Specifications:

1. Section 05 52 13 “Pipe and Tube Railings”.

2. Section 09 65 16 “Resilient Sheet Flooring”.

B. Drawings:

1. ZSE-20007290-A211 First Floor Control Room Ramp Plans

2. ZSE-20007290-A303 Control Wing Ramp Sections

1.2 SUMMARY

A. Statement of Work Includes:

1. Project information.

2. Work covered by Contract Documents.

3. Government furnished property.

4. Access to site.

5. Work restrictions.

6. Miscellaneous provisions.

1.3 PROJECT INFORMATION

A. Project Identification: Replace Control Room Ramp Railings.

1. Facility: Air Route Traffic Control Center (ARTCC).

2. Project Location: 3101 Auburn Way S, Auburn, WA 98092.

B. Owner: U.S. Department of Transportation, Federal Aviation Administration (FAA).

1. Owner’s Representative: Contracting Officer.

1.4 WORK COVERED BY CONTRACT DOCUMENTS

A. The Work of Project is defined by the Contract Documents and consists of the following:

1. Remove and replace railings on ramps leading up to raised access floor; remove and replace resilient sheet flooring on ramps; and other Work indicated in the Contract Documents. Railings must comply with ADA/ABA-2004 requirements.

Replace Control Room Ramp Railings March 15, 2023

STATEMENT OF WORK 2

2. Ramps are constructed of raised access floor tiles, are hollow metal, grout filled, and covered with resilient sheet flooring. Removal, cutting, or drilling of floor tiles may be necessary.

1.5 ACCESS TO SITE

A. Contractor personnel are considered visitors and must check-in at guard house on a daily basis to receive visitor badge.

1. Provide 48-hour notice for personnel needing to access site.

2. Allow 30 minutes each day for visitor check-in.

3. Contractor personnel must be escorted at all times by Owner’s personnel.

1.6 WORK RESTRICTIONS

A. Noise, odors, and vibration are a risk to Owner’s air traffic control operations.

1. Restrict working hours from 10:00 pm to 5:00 am daily to mitigate disruption to Owner’s operations.

B. Owner Occupancy: Owner must have full occupancy of work areas.

1. Construction operations restricting access to doors and ramps must be coordinated 7 calendar days in advance of work.

1.7 MISCELLANEOUS PROVISIONS

A. Work Plan: Provide daily work plans with working hours, tasks to be performed, and risk mitigations.

1. Submit work plans for approval 7 calendar days in advance of work.

PART 2 - PRODUCTS (not used)

PART 3 - EXECUTION (not used)

END OF DOCUMENT

Replace Control Room Ramp Railings March 2023

PIPE AND TUBE RAILINGS 055213 - 1

SECTION 055213 - PIPE AND TUBE RAILINGS

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Aluminum railings.

1.2 ACTION SUBMITTALS

A. Product Data:

1. Manufacturer's product lines of mechanically connected railings.

2. Handrail brackets.

3. Metal finishes.

B. Shop Drawings: Include plans, elevations, sections, details, and attachments to other work.

C. Samples: For each type of exposed finish.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Structural Performance: Railings, including attachment to building construction, withstand the effects of gravity loads and the following loads and stresses within limits and under conditions indicated:

1. Uniform load of 50 lbf/ ft. applied in any direction.

2.2 METALS, GENERAL

A. Metal Surfaces, General: Provide materials with smooth surfaces, without seam marks, roller marks, rolled trade names, stains, discolorations, or blemishes.

B. Brackets, Flanges, and Anchors: Cast or formed metal of same type of material and finish as supported rails unless otherwise indicated.

1. Provide type of bracket with that provides 1-1/2-inch clearance from inside face of handrail to finished wall surface.

PIPE AND TUBE RAILINGS 055213 - 2

2.3 ALUMINUM RAILINGS

A. Aluminum, General: Provide alloy and temper recommended by aluminum producer and finisher for type of use and finish indicated, and with not less than the strength and durability properties of alloy and temper designated below for each aluminum form required.

B. Extruded Tubing: ASTM B221, Alloy 6063-T5/T52.

C. Extruded Structural Round Tubing: ASTM B429/B429M, Alloy 6063-T6.

1. Provide Standard Weight (Schedule 40) pipe unless otherwise indicated.

D. Drawn Seamless Tubing: ASTM B210/B210M, Alloy 6063-T832.

2.4 FASTENERS

A. Fastener Materials:

1. Aluminum Railing Components: Type 304 stainless steel fasteners.

2. Material for Interior Locations: Carbon-steel components zinc-plated to comply with ASTM B633 or ASTM F1941/F1941M, Class Fe/Zn 5, unless otherwise indicated.

2.5 MISCELLANEOUS MATERIALS

A. Handrail Brackets: Cast aluminum, center of handrail 2-1/2 inches from face of railing wall.

2.6 FABRICATION

A. Cut, drill, and punch metals cleanly and accurately.

1. Remove burrs and ease edges to a radius of approximately 1/32 inch unless otherwise indicated.

2. Remove sharp or rough areas on exposed surfaces.

B. Form work true to line and level with accurate angles and surfaces.

C. Nonwelded Connections: Connect members with concealed mechanical fasteners and fittings.

Fabricate members and fittings to produce flush, smooth, rigid, hairline joints.

D. Form changes in direction as follows:

1. By bending or by inserting prefabricated elbow fittings.

E. Bend members in jigs to produce uniform curvature for each configuration required. Maintain cross section of member throughout entire bend without buckling, twisting, cracking, or otherwise deforming exposed surfaces of components.

F. Close exposed ends of hollow railing members with prefabricated cap and end fittings of same metal and finish as railings.

PIPE AND TUBE RAILINGS 055213 - 3

G. Provide wall returns at ends of wall-mounted handrails unless otherwise indicated. Close ends of returns unless clearance between end of rail and wall is 1/4 inch or less.

H. Brackets, Flanges, Fittings, and Anchors: Provide wall brackets, flanges, miscellaneous fittings, and anchors to interconnect railing members to other work unless otherwise indicated.

1. At brackets and fittings fastened to plaster or gypsum board partitions, provide crush-resistant fillers or other means to transfer loads through wall finishes to structural supports and prevent bracket or fitting rotation and crushing of substrate.

I. Provide inserts and other anchorage devices for connecting railings to concrete or masonry work.

1. Fabricate anchorage devices capable of withstanding loads imposed by railings.

2. Coordinate anchorage devices with supporting structure.

2.7 ALUMINUM FINISHES

A. Clear Anodic Finish: AAMA 611.

PART 3 - EXECUTION

3.1 INSTALLATION, GENERAL

A. Perform cutting, drilling, and fitting required for installing railings.

1. Install railings level, plumb, and square, true to line; without distortion, warp, or rack.

2. Set railings accurately in location, alignment, and elevation; measured from established lines and levels.

3. Do not weld, cut, or abrade surfaces of railing components that are coated or finished after fabrication and that are intended for field connection by mechanical or other means without further cutting or fitting.

4. Set posts plumb within a tolerance of 1/16 inch in 3 feet.

5. Align rails so variations from level for horizontal members and variations from parallel with rake of steps and ramps for sloping members do not exceed 1/4 inch in 12 feet.

3.2 CLEANING

A. Clean aluminum by washing thoroughly with clean water and soap and rinsing with clean water.

END OF SECTION 055213

RESILIENT SHEET FLOORING 096516 - 1

SECTION 096516 - RESILIENT SHEET FLOORING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Unbacked vinyl sheet flooring.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product.

B. Samples: For each exposed product and for each color, texture, and pattern specified.

1.3 CLOSEOUT SUBMITTALS

A. Maintenance data.

1.4 QUALITY ASSURANCE

A. Installer Qualifications: An entity that employs installers and supervisors who are competent in techniques required by manufacturer for resilient sheet flooring installation and seaming method indicated.

PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

2.2 UNBACKED VINYL SHEET FLOORING

A. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to the following:

1. Armstrong Flooring, Inc. Accolade Plus™

B. Product Standard: ASTM F1913.

C. Thickness: 0.080 inch.

D. Wearing Surface: Embossed.

http://www.specagent.com/Lookup?ulid=7592 http://www.specagent.com/Lookup?uid=123457174392

RESILIENT SHEET FLOORING 096516 - 2

E. Sheet Width: As standard with manufacturer.

F. Seamless-Installation Method: Heat welded.

G. Colors and Patterns: Armstrong 5A021 “Cloudy”, or similar color and pattern.

2.3 INSTALLATION MATERIALS

A. Adhesives: Water-resistant type recommended by flooring and adhesive manufacturers to suit resilient sheet flooring and substrate conditions indicated.

Seamless-Installation Accessories:

1. Heat-Welding Bead: Manufacturer's solid-strand product for heat welding seams.

a. Colors: Match flooring.

B. Maintenance: No polish, no buff.

PART 3 - EXECUTION

3.1 PREPARATION

A. Prepare substrates according to resilient sheet flooring manufacturer's written instructions to ensure adhesion of resilient sheet flooring.

B. Do not install resilient sheet flooring until materials are the same temperature as space where they are to be installed.

1. At least 48 hours in advance of installation, move flooring and installation materials into spaces where they will be installed.

C. Immediately before installation, sweep clean substrates to be covered by resilient sheet flooring.

3.2 RESILIENT SHEET FLOORING INSTALLATION

A. Comply with manufacturer's written instructions for installing resilient sheet flooring.

B. Unroll resilient sheet flooring and allow it to stabilize before cutting and fitting.

C. Lay out resilient sheet flooring as follows:

1. Maintain uniformity of flooring direction.

2. Minimize number of seams; place seams in inconspicuous and low-traffic areas, at least 6 inches away from parallel joints in flooring substrates.

3. Match edges of flooring for color shading at seams.

4. Avoid cross seams.

RESILIENT SHEET FLOORING 096516 - 3

D. Scribe and cut resilient sheet flooring to butt neatly and tightly to vertical surfaces and permanent fixtures including built-in furniture, cabinets, pipes, outlets, and door frames.

E. Extend resilient sheet flooring into toe spaces, door reveals, closets, and similar openings.

F. Maintain reference markers, holes, and openings that are in place or marked for future cutting by repeating on resilient sheet flooring as marked on substrates. Use chalk or other nonpermanent marking device.

G. Adhere resilient sheet flooring to substrates using a full spread of adhesive applied to substrate to produce a completed installation without open cracks, voids, raising and puckering at joints, telegraphing of adhesive spreader marks, and other surface imperfections.

H. Seamless Installation:

1. Heat-Welded Seams: Comply with ASTM F1516. Rout joints and heat weld with welding bead to fuse sections permanently into a seamless flooring installation. Prepare, weld, and finish seams to produce surfaces flush with adjoining flooring surfaces.

END OF SECTION 096516

D. Drawn Seamless Tubing: ASTM B210/B210M, Alloy 6063-T832.

B. Maintenance: No polish, no buff.

C. Immediately before installation, sweep clean substrates to be covered by resilient sheet flooring.