Am-0004_W9128F22R0036.pdf

Am #0004 - 2 (Continuation SF 30)

January 31, 2022 Solicitation No. W9128F 22 R 0036

Date of Issue: 22 DEC 2021 Date of Receiving Proposals: 04 FEB 2022

SUBJECT: Amendment No. 0004 to Request for Proposal Solicitation Package for Design and Construction of High Bay Vehicle Maintenance (HBVM).

TO: Prospective Offerors and Others Concerned

1. The specifications and drawings for subject project are hereby modified as follows (revise all specification indices, attachment lists, and drawing indices accordingly).

a. Specifications. (Descriptive Changes.) NONE

b. Specifications (New and/or Revised and Reissued). Delete and substitute or add specification sections as noted below. The substituted sections are revised and reissued with this amendment. For convenience, on the revised specification pages, changes have been identified with highlighting or clouding unless section is noted as new or completely reissued; all portions of the revised specification pages apply regardless of whether changes are shown with highlighting or clouding.

Pages or Sections Deleted Pages or Sections Substituted or Added 01 84 00 01 84 00 01 86 10 01 86 10 01 86 13 01 86 13

c. Drawings (Reissued). The following drawings are revised with latest revision date as shown in the drawing border and reissued with this amendment.

(1) Sheet VF100, OVERALL EXISTING CONDITIONS PLAN

2. This amendment is a part of the proposing papers and its receipt shall be acknowledged. All other conditions and requirements of the request for proposal remain unchanged.

3. Electronic Proposals. Provide proposals via the instructions provided in Section 00 21 00 of the Request for Proposal.

4. Offers will be received until 2:00 p.m., local time at place of receiving proposals, 04 FEB 2022.

5. NOTE: All drawings and Division 01 and higher specifications are reissued under separate cover with this amendment to correct the solicitation number to W9128F 22 R 0036. Specifications and drawings incorporate the amendment revisions to date. Individual amended specifications and drawings attached to this narrative are provided to highlight current changes unrelated to the solicitation number.

Attachments:

Specifications listed in 1.b., above Drawings listed in 1.c., above Existing Panel Board Photos (for information only) Division 01 and higher specifications (under separate cover, see Note 5 above)

Am #0004 - 3 (Continuation SF 30)

Drawings (under separate cover, see Note 5 above)

U.S. Army Corps of Engineers, Omaha District 1616 Capitol Avenue Omaha, Nebraska 68102-4901

31 JAN 2022

nep/2160

Vehicle Maintenance - High Bay - USAF Academy, CO AA71

SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 84 00

INTERIOR DESIGN REQUIREMENTS

03/06

PART 1 INTERIOR DESIGN REQUIREMENTS

1.1 REFERENCES

1.2 DESIGN CRITERIA

1.3 INTERIOR FINISHES

1.3.1 Epoxy Mortar Flooring System

1.3.2 Epoxy Floor Paint for Safety Striping

1.3.3 Interior Signage

1.3.4 Installation of Finishes

1.3.5 Extra Materials

1.4 COLOR

1.4.1 Color Schedule

1.4.1.1 Interior Finishes

1.4.1.2 Exterior Finishes

1.5 FURNITURE, FIXTURES, AND EQUIPMENT (FF&E)

1.5.1 Equipment Layout

1.5.2 Equipment Design (FF&E)

1.5.2.1 Equipment Requirements

PART 2 NOT USED

PART 3 NOT USED

-- End of Section Table of Contents --

SECTION 01 84 00 Page 1Am #0004

SECTION 01 84 00

INTERIOR DESIGN REQUIREMENTS

03/06

PART 1 INTERIOR DESIGN REQUIREMENTS

1.1 REFERENCES

The publications listed below shall be utilized for design of this facility to the extent referenced. Where a date is not specified, the most current edition of the code or standard in effect, including errata and addenda available at the RFP proposal submission deadline shall be used as criteria for the design. The criteria from these sources may be supplemented but not supplanted, by applicable criteria contained in nationally recognized codes and standards. All UFCs, codes, and criteria referenced in UFC 1-200-01 and UFC 1-200-02 shall be met and shall be mandatory.

AMERICAN ASSOCIATION OF TEXTILE CHEMISTS AND COLORISTS (AATCC)

AATCC 134 Electrostatic Propensity of Carpets

AATCC 174 Antimicrobial Activity Assessment of Carpets

U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)

16 CFR 1630 Standard for the Surface Flammability of Carpets and Rugs (FF 1-70)

36 CFR 1191 Americans with Disabilities Act (ADA) Accessibility Guidelines for Buildings and Facilities; Architectural Barriers Act (ABA) Accessibility Guidelines

ASTM INTERNATIONAL (ASTM)

ASTM C 109/C 109M Standard Test Method for Compressive

Strength of Hydraulic Cement Mortars (Using 2-in. or (50-mm) Cube Specimens)

ASTM C 423 Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method

ASTM D 1335 Standard Test Method for Tuft Bind of Pile Yarn

ASTM D 2047 Static Coefficient of Friction of Polish-Coated Floor Surfaces as Measured by the James Machine

ASTM E 84 Standard Test Method for Surface Burning Characteristics of Building Materials

SECTION 01 84 00 Page 2Am #0004

ASTM F 510 Standard Test Method for Resistance to Abrasion of Resilient Floor Coverings Using an Abrader with a Grit Feed Method

ASTM E648 Standard Test Method for Critical Radiant Flux of Floor-Covering Systems Using a Radiant Heat Energy Source

ASTM F 793 Wallcovering by Durability Characteristics

ASTM F 1066 Standard Specification for Vinyl Composition Floor Tile

ASTM F 1303 Sheet Vinyl Floor Covering with Backing

ASTM F 1344 Rubber Floor Tile

ASTM F 1700 Solid Vinyl Floor Tile

ASTM F 1859 Rubber Sheet Floor Covering Without Backing

ASTM F 1861 Resilient Wall Base

ASTM F 1913 Vinyl Sheet Floor Covering Without Backing

ASTM F 2034 Sheet Linoleum Floor Covering

ASTM F 2169 Resilient Stair Treads

ASTM F 2195 Linoleum Floor Tile

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI A137.1 Ceramic Tile

CHEMICAL FABRICS AND FILM ASSOCIATION (CFFA)

CFFA-W-101-D Quality Standard for Vinyl Coated Fabric Wallcovering

FEDERAL STANDARD (FS)

FS-595 Paint Specification

INTERNATIONAL CODE COUNCIL (ICC)

ICC IBC International Building Code

INTERNATIONAL CONFERENCE OF BUILDING OFFICIALS (ICBO)

UBC 8-2 Uniform Building Code Standard No. 8-2, Standard Test Method for Evaluating Room Fire Growth Contribution of Textile Wall Coverings

UBC 42-2 Uniform Building Code Standard No. 42-2, Standard Test Method for Evaluating Room Fire Growth Contribution of Textile Wall

SECTION 01 84 00 Page 3Am #0004

Coverings

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 101 Life Safety Code

NFPA 265 Standard Methods of Fire Tests for Evaluating Room Fire Growth Contribution of Textile Coverings on Full Height Panels and Walls

NFPA 286 Standard Methods of Fire Tests for

Evaluating Contribution of Wall and Ceiling Interior Finish to Room Fire Growth

NFPA 701 Standard Methods of Fire Tests for Flame Propagation of Textiles and Films

U.S. AIR FORCE ACADEMY (USAFA)

USAFA IFS Installation Facility Standards

U.S. DEPARTMENT OF DEFENSE (DOD)

UFC 1-200-01 DoD Building Code (General Building Requirements

UFC 1-200-02 High Performance and Sustainable Building Requirements

UFC 3-120-01 Air Force Sign Standard

UFC 3-120-10 Design: General Interior Design Requirements

UFC 3-600-01 Fire Protection Engineering for Facilities

U.S. GENERAL SERVICES ADMINISTRATION (GSA)

FS AA-V-00200 (Rev B) Venetian Blinds (Cancelled)

FED-STD 795 (Basic; Am 1) Uniform Federal Accessibility Standards (Cancelled SS

FED-STD 595

FED-STD-595 (Rev C; Chg 1) Colors Used in Government Procurement

U.S. AIR FORCE (USAF)

ETL 07-4 Air Force Carpet Standard

1.2 DESIGN CRITERIA

The design of this building shall be in accordance with this document, NFPA 101, UFC 3-120-10, 36 CFR 1191, and UFC 3-600-01. All interior finish materials shall meet the flame spread and smoke development limits therein and the requirements of NFPA 101. All UFCs, SECTION 01 84 00 Page 4Am #0004 codes, and criteria referenced in UFC 1-200-01 and UFC 1-200-02 shall be met and shall be mandatory. This includes the United States Air Force Academy Installation Facilities Standards USAFA IFS. Per the USAFA IFS, this project is a Group 3 building located in the Service and Supply area.

1.3 INTERIOR FINISHES

Reference room data sheets for locations of interior finishes. Specify finishes that are durable and require minimal maintenance. Interior design details shall reinforce the architectural aesthetic. See 01 82 00 ARCHITECTURAL REQUIREMENTS for additional architectural information.

Colors and finishes specified shall be neutral or selected from established Air Force Academy color palettes. Any significant deviations from the proposed finishes must be submitted to the Government for review and approval.

1.3.1 Epoxy Mortar Flooring System

A five-coat flooring system consisting of primer, epoxy mortar, grout coat, and two urethane topcoats. Apply the system at a nominal thickness of 1/4 inch and contain an aluminum oxide non-skid grit broadcast. The flooring system shall include a 4 inch integral wall cove base.

1.3.2 Epoxy Floor Paint for Safety Striping

Provide self-priming epoxy paint for striping, indicating circulation paths and maintenance areas. The paint shall be OSHA compliant.

1.3.3 Interior Signage

Signage must conform to USAFA IFS, 36 CFR 1191 (ABA,) and FED-STD 795 Uniform Federal Accessibility Standards (UFAS). Provide tactile exit signs as required by NFPA 101. Also, provide no smoking signs at building entrances as required by the design criteria. Provide signage for all rooms. Provide paper and software for creating text and symbols for computers identified by owner for Owner production of replacement paper inserts required after project completion. Coordinate all signage requirements, including message content, room numbering, and placement with User and Contracting Officer.

1.3.4 Installation of Finishes

All finishes shall be installed as per manufacturer's recommended installation instructions, to include recommended equipment, adhesives and other related items. All finishes and related accessory components shall be furnished and installed for complete, functional and finished product installations.

1.3.5 Extra Materials

Extra material shall be provided for all finishes in minimum quantities of 2% to 5%. Required quantity shall be coordinated with the Contracting Officer.

1.4 COLOR

The word "color" as used herein includes surface color and pattern. Color selections shall provide an aesthetically pleasing, comfortable, easily

SECTION 01 84 00 Page 5Am #0004 maintainable and functional environment for the occupants. Coordination of interior and exterior building colors and finishes is necessary for a cohesive design. Color selection shall be appropriate for the building type. Limit the number of similar colors for each material.

Miscellaneous Items: Finish colors of fire extinguisher cabinets, receptacle bodies and plates, fire alarms/warning lights, emergency lighting, and other miscellaneous items shall be coordinated with the building interior design. Color of equipment items on ceilings (speakers, smoke detectors, grills, etc.) shall match the ceiling color.

1.4.1 Color Schedule

Finish colors are listed to establish design direction for the facility.

The manufacturers referenced are not intended to limit the selection of equal colors from other manufacturers. Colors for finishes not identified shall be compatible and coordinate with the listed finish colors and shall be coordinated with the Contracting Officer. Any deviations or additions to the design must be approved by the Corps Interior Designers, User, BCE office during the 60% and 100% submittal stages.

1.4.1.1 Interior Finishes

Preliminary standard interior finishes have been provided as direction for the contractor. The contractor shall develop a complete finish plan that is fully coordinated with the building and furniture design. Interior finishes shall comply with the USAFA IFS and IFS Supplement.

Interior finishes and colors shall be coordinated with the User, and be as follows:

Interior Floor Finishes:

Epoxy Floor, Solid Standard Color Per the USAFA IFS

Epoxy Floor Paint for Safety Striping OSHA Safety yellow

Interior Wall Finishes:

Field Paint Per the USAFA IFS

1.4.1.2 Exterior Finishes

Exterior finishes and colors shall be as referenced in Section 01 82 00 ARCHITECTURAL REQUIREMENTS and per the USAFA IFS.

1.5 FURNITURE, FIXTURES, AND EQUIPMENT (FF&E)

1.5.1 Equipment Layout

Equipment layout will be functional and coordinated (see bridging drawings and room data sheets for requirements) with the building design to assure that locations of electrical outlets and switches, communication outlets, and lighting within the building are appropriate. The layout will also be

SECTION 01 84 00 Page 6Am #0004 coordinated with other building features such as architectural elements, thermostats, etc. The furniture layout shall conform to requirements specified in 36 CFR 1191, FS-595, and NFPA 101. Procurement and installation of [*Am-4] furniture, fixtures, and equipment shown on sheet IF112 of the bridging drawings is a FF&E bid option (CLIN 0007) in this contract. Design of the FF&E is part of the base bid (CLIN 0001) [**Am-4].

1.5.2 Equipment Design (FF&E)

Equipment Design (FF&E) shall be provided and conform to the requirements of the UFC 3-120-10 Design: General Interior Design Requirements. Product and functional requirements shall be coordinated with the User. Quality, function, aesthetics, comfort and safety shall be considered in the selection of equipment. Items to be included in the FF&E package include furniture and equipment. Equipment shall be coordinated with the building design. FF&E package shall be designed in accordance with the Federal Acquisition Requirements, the User Requirements and the Contracting Office's procurement methodology. Coordination is required with Contracting Office to insure that the Furnishings Package is procurable.

1.5.2.1 Equipment Requirements

Materials shall be fire retardant to the maximum extent possible and U.L.

listings shall be met where applicable. Considerations shall be made to specify equipment with features that prevent damage from maintenance products. Specific equipment features and requirements shall be coordinated with the User and Corps Interior Designer.

PART 2 NOT USED

PART 3 NOT USED

-- End of Section --

SECTION 01 84 00 Page 7Am #0004

[*Am-4] furniture, fixtures, and equipment shown on sheet IF112 of the bridging drawings is a FF&E bid option (CLIN 0007) in this contract. Design of the FF&E is part of the base bid (CLIN 0001) [**Am--4].

This page was intentionally left blank for duplex printing.

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 86 10

MECHANICAL REQUIREMENTS

PART 1 MECHANICAL REQUIREMENTS

1.1 MECHANICAL SYSTEMS CRITERIA

1.1.1 General Parameters/References

1.2 MECHANICAL SCOPE OF WORK

1.3 DESIGN REQUIREMENTS

1.3.1 Design Analysis

1.3.2 Calculations

1.3.3 Drawings and Specifications

1.3.4 System Design Requirements

1.3.5 Design and Construction Execution

1.4 HVAC REQUIREMENTS

1.4.1 General Requirements:

1.5 GENERAL REQUIREMENTS

1.5.1 Design Considerations

1.5.1.1 Mechanical Equipment Layout

1.5.1.2 Mechanical Systems

1.5.2 Installation Considerations

1.5.2.1 Mechanical/Electrical Equipment Coordination

1.5.2.2 General Mechanical Requirements

1.5.2.3 Vibration Isolation / Equipment Pads

1.5.2.4 Standard Products

1.5.2.5 Utility Interruptions

1.5.2.6 Spare Parts

1.5.2.7 Labeling

1.5.3 Design Conditions

1.5.3.1 Site Elevation

1.5.3.2 Latitude

1.5.3.3 Longitude

1.5.3.4 Outside Design Conditions

1.5.3.5 Inside Design Conditions

1.5.3.6 Minimum Ventilation Requirements

1.5.4 Antiterrorism/Force Protection

1.5.5 EQUIPMENT REQUIREMENTS

1.5.5.1 Equipment Identification

1.5.5.2 Identification of Piping

1.6 SEISMIC PROTECTION FOR MECHANICAL PIPING, DUCTWORK, AND EQUIPMENT

1.6.1 Piping

1.6.2 Ductwork

1.6.3 Miscellaneous Equipment

1.7 THERMAL INSULATION OF MECHANICAL SYSTEMS

1.7.1 Insulation Covers

1.8 HYDRONIC PIPING REQUIREMENTS

1.8.1 Piping Layout

1.8.2 Pipe Sizing

1.8.3 Pipe Materials

1.8.4 Pipe Joints

1.8.5 Pipe Expansion

SECTION 01 86 10 Page 1Am #0004

1.8.6 Isolation Valves

1.9 BUILDING TEMPERATURE CONTROL SYSTEM

1.9.1 General DDC Requirements

1.9.2 Alarm Monitoring

1.9.3 Stand-Alone Operation

1.9.4 Input/Output Devices

1.9.5 Cable and Wiring

1.9.6 Control Valves

1.9.7 Control Dampers and Actuators

1.9.8 Valve Actuators

1.9.9 HVAC Control Drawings

1.9.9.1 Control Schematic

1.9.9.2 Sequence of Control

1.9.9.3 Description of Components

1.9.9.4 Legends and Schedules

1.9.9.5 System Checklists and Startup Instructions

1.9.9.6 Cybersecurity

1.10 TESTING, ADJUSTING, AND BALANCING (TAB) OF HVAC SYSTEMS

1.10.1 Balancing Firm Qualifications

1.11 COMMISSIONING OF HVAC SYSTEMS

1.11.1 General

1.11.2 Commissioning Firm Qualifications

1.11.3 Checklists

1.11.4 Pre-commissioning Checks

1.11.5 Functional Performance Tests

1.12 PLUMBING REQUIREMENTS

1.12.1 Domestic Water

1.12.2 Sanitary Waste and Vent Piping System

1.12.3 Storm Water Roof Drainage System

1.12.4 Plumbing Fixtures

1.12.5 Radon System

1.13 OPERATION AND MAINTENANCE REQUIREMENTS

1.13.1 Facility Operation and Maintenance Manuals

1.13.2 Operation and Maintenance Training Course and Manuals

1.13.2.1 Training Course Content

1.13.2.2 Video Taping

SECTION 01 86 10 Page 2Am #0004

SECTION 01 86 10

MECHANICAL REQUIREMENTS

PART 1 MECHANICAL REQUIREMENTS

1.1 MECHANICAL SYSTEMS CRITERIA

1.1.1 General Parameters/References

Mechanical systems, (i.e. HVAC systems, plumbing systems, heating and chilled water piping, equipment, building temperature controls, gas distribution system, etc.) shall be designed and constructed to comply with this chapter and the documents listed below to the extent referenced in this section. The publications are referred to in the text by basic designation only. The design publications listed below shall be used as sources of criteria for the architectural design. Where a date is not specified, the most current edition of the code or standard in effect, including errata and addenda available at the RFP proposal submission deadline shall be used as criteria for the design. The criteria from these sources may be supplemented but not supplanted, by applicable criteria contained in nationally recognized codes and standards. All UFCs, codes, and criteria referenced in UFC 1-200-01 and UFC 1-200-02 shall be met and shall be mandatory.

ASSOCIATED AIR BALANCE COUNCIL (AABC)

AABC MN-1 National Standards for Total System Balance

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI A13.1 Scheme for the Identification of Piping Systems

AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING

ENGINEERS (ASHRAE)

ASHRAE Handbooks ASHRAE Fundamentals, Applications, HVAC Systems and Equipment

ASHRAE 15 ANSI/ASHRAE Standard 15-Safety Standard for Refrigeration Systems and ANSI/ASHRAE Standard 34-Designation and Safety Classification of Refrigerants

ASHRAE 55 Thermal Environmental Conditions for Human Occupancy

ASHRAE 62.1 Ventilation for Acceptable Indoor Air Quality

ASHRAE 90.1-IP Energy Standard for Buildings Except Low-Rise Residential Buildings

SECTION 01 86 10 Page 3Am #0004

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

ASME CSD-1 Control and Safety Devices for Automatically Fired Boilers

ASTM INTERNATIONAL (ASTM)

ASTM A53/A53M Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM D1785 Standard Specification for Poly(Vinyl Chloride) (PVC), Plastic Pipe, Schedules 40, 80, and 120

INTERNATIONAL CODE COUNCIL (ICC)

ICC IBC International Building Code

ICC IMC International Mechanical Code

ICC IPC International Plumbing Code

ICC IECC International Energy Conservation Code

ICC IGC International Gas Code

NATIONAL ENVIRONMENTAL BALANCING BUREAU (NEBB)

NEBB-01 Procedural Standards for Whole Building Systems Commissioning of New Construction

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 54 National Fuel Gas Code

NFPA 70 National Electrical Code (NEC)

NFPA 72 National Fire Alarm and Signaling Code

NFPA 90A Standard for the Installation of Air Conditioning and Ventilating Systems

SHEET METAL AND AIR CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION

(SMACNA)

SMACNA Guidelines IAQ Guidelines for Occupied Buildings Under Construction

SMACNA 1966 HVAC Duct Construction Standards Metal and Flexible

U.S. DEPARTMENT OF DEFENSE (DOD)

UFC 1-200-01 DoD Building Code (General Building Requirements

UFC 1-200-02 High Performance and Sustainable Building

SECTION 01 86 10 Page 4Am #0004

Requirements

UFC 3-400-02 Engineering Weather Data

UFC 3-401-01 Mechanical Engineering

UFC 3-410-01 Heating, Ventilating, and Air Conditioning Systems

UFC 3-410-02 Direct Digital Control for HVAC and Other Systems

UFC 3-420-01 Plumbing Systems

UFC 3-430-07 Inspection and Certification of Boilers and Unfired Pressure Vessels

UFC 3-450-01 Noise and Vibration Control

UFC 4-010-01 DoD Minimum Antiterrorism Standards for Buildings

UFC 4-010-06 Cybersecurity of Facility-Related Control Systems

U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)

EO 13423 Strengthening Federal Environmental, Energy, and Transportation Management

PL 109-58 Energy Policy Act of 2005

PL 110-140 Energy Independence and Security Act of

1.2 MECHANICAL SCOPE OF WORK

The following provides the mechanical and plumbing scope of work for this contract. Contractor shall provide for both design and construction requirements necessary to meet the mechanical scope of work. Any sizes, capacities or layout of equipment of systems provided as part of this scope of work shall be validated by the designer of record. All associated work in this contract shall be in compliance with the latest scope criteria and applicable code requirements.

1.3 DESIGN REQUIREMENTS

The Contractor is responsible for design and for meeting performance criteria stated in the RFP. The contractor is required to furnish plans, specifications, a design analysis, and calculations for review to demonstrate the design complies with the RFP requirements. The Contractor's drawings, specifications, design analysis and calculations shall be provided as required for the 60 percent design and the Final design submittals in accordance Section 01 33 00.36 60 PERCENT DESIGN REQUIREMENTS, and Section 01 33 00.38 - 100 PERCENT DESIGN REQUIREMENTS.

The as-built drawings shall be in accordance with Section 01 78 39.00 24, AS-BUILT DRAWINGS.

SECTION 01 86 10 Page 5Am #0004

1.3.1 Design Analysis

Provide a design analysis/narrative to document the criteria usage, outdoor and indoor design conditions, HVAC system selection analysis, U-factors, ventilation rates, control strategies, personnel loads, equipment loads, domestic water, sanitary waste, natural gas, plumbing fixtures, ATFP requirements, and other design considerations.

1.3.2 Calculations

The Contractor shall perform heating, ventilation and air conditioning calculations to determine the HVAC loads for the building. Documentation of the calculations shall be provided and shall include complete input and output summaries, room load calculations, block load calculations and calculations for each system / air handling unit. Pre-approved computer load analysis programs are Hourly Analysis Program (HAP) by Carrier Corp., Trace 700 by Trane Corp., DOE-2 by US Department of Energy and EnergyPlus by DoD/DoE. If the designer wishes to use a different load analysis program, this shall be specifically listed in the proposal and requires approval by the Contracting Officer's Representative. Room air flow requirements shall be computed based on the individual room loads. HVAC loads for telecommunication room shall be coordinated with end-user and final design. All HVAC equipment shall be sized and selected based on the calculated block sensible and total loads for each space. Provide plumbing calculations leading to sizing of domestic water heater, domestic water pump, sanitary waste pipe size, domestic water pipe size and other plumbing system components.

1.3.3 Drawings and Specifications

Design drawings and specifications shall be developed as required to meet the mechanical scope of work. This shall include locations of all equipment, ductwork, and piping (i.e. air handling units, boilers, pumps, chillers, fan coil units, ductwork, diffusers, grilles, supply fans, exhaust fans, air intakes and exhausts, temperature sensors, heating and chilled water piping and condensate drain lines, domestic water piping, sanitary waste and vent piping, water heater(s), etc.).

Government provided Unified Facility Guide Specification (UFGS)(available to the Contractor as indicated in Section 01 33 00, SUBMITTAL PROCEDURES) shall be completely edited and fully coordinated with the contractor's drawings to accurately and clearly identify the product and installation requirements for the facility. The contractor's specifications shall not be edited to reduce the level of quality for equipment services provided, or materials. The contractor's specifications shall be edited in accordance with the designer notes associated with each specification and with the Specification Requirements (Division 01 General Requirement Specifications). In case of a conflict, the criteria found in the Specification Requirements (Division 01 General Requirement Specifications) shall take precedence. The provided specifications define the minimum requirements for items of equipment, materials, installation, training, operating and maintenance instructions, O&M manuals and testing that shall be provided for the facility. Where items of equipment, materials, installation, training, operating and maintenance instructions, O&M manuals or testing requirements are not specified in the provided specifications, special paragraphs within each applicable guide specification shall be prepared to specify those items. Government approval is required for any addition of materials, equipment, or

SECTION 01 86 10 Page 6Am #0004 installation requirements not covered in the guide specifications.

Specific items of equipment identified in the provided specifications but not required for the facility shall be edited out.

Unless instructed otherwise, specifications shall be in review format with editing adjustments identified (in electronic versions: deletions shall be flagged by red lettering, additions by green lettering; in printed versions: deletions shall be identified "striking through", additions by underlining).

1.3.4 System Design Requirements

Mechanical systems, including HVAC systems, plumbing, and HVAC controls shall be designed to comply with this section, per all applicable UFC, and to the extent referenced in the documents listed above. A life cycle cost analysis was conducted in accordance with UFC requirements. The HVAC system type described in Section 1.4 below indicates the most life cycle cost effective system per the analysis and is the system to be installed as part of this Project.

Equipment selections shall be made for all major pieces of equipment, (i.e. makeup air units, unit heaters, exhaust fans, air intake louvers or hoods, etc.). Catalog data shall be provided as part of the design analysis to demonstrate that the selected equipment will meet the applicable operational and physical space requirements.

1.3.5 Design and Construction Execution

The successful offeror shall complete the design documentation and construct the project in compliance with these RFP requirements.

1.4 HVAC REQUIREMENTS

1.4.1 General Requirements:

Provide three individual vehicle exhaust systems in the vehicle bay addition with an individual storage hose reel for each exhaust fan. Two storage reels shall be installed on the west wall of the addition, and one on the east wall. Hose reels shall be powered (motorized). Each fan shall be controlled by a manually operated switch located within the vehicle bay served by the fan. The hose reel exhaust shall be routed out through the exterior walls and not through the roof. Size each fan equally, and at an exhaust air flow rate to serve the worst case of the anticipated vehicles being maintained, which are listed below.

a. One Rescue Fire Truck:

i. Engine Displacement: Cummins 10.8 liters (661 C.I.D.)

ii. Fuel Type: Diesel

iii. Operating rpm during service/repair: Min 800 rpm / Max 2100 rpm

iv. Exhaust pipe configuration: 5-inch side discharge

b. MCI Coach Bus - J4500k:

i. Engine Displacement: Cummins 10.8 liters (661 C.I.D.)

ii. Fuel Type: Diesel

iii. Operating rpm during service/repair: Min 800 rpm / Max 2100 rpm

iv. Exhaust pipe configuration: 5-inch rear discharge

SECTION 01 86 10 Page 7Am #0004

c. CAT Scraper - 623Gk:

i. Engine Displacement: 928 C.I.D.

ii. Fuel Type: Diesel

iii. Operating rpm during service/repair: Min 800 rpm / Max 2100 rpm

iv. Exhaust pipe configuration: Single Vertical Stack

d. Kaylan Recover Tractor Trailer:

i. Engine Displacement: Honda Pony Engine 614 cm3 (37.5 C.I.D.)

ii. Fuel Type: Gas

iii. Operating rpm during service/repair: Min 800 rpm / Max 2000 rpm

iv. Exhaust pipe configuration: Single 1.5-inch vertical pipe

e. Volvo Excavator - EW180B:

i. Engine Displacement: 2480 cm3/rev (151 in3/rev)

ii. Fuel Type: Diesel

iii. Operating rpm during service/repair: Min 800 / Max 1500 rpm

iv. Exhaust pipe configuration: Single 5-inch vertical stack

Provide a variable flow general exhaust system for the vehicle bay addition. The general exhaust system shall be equipped with variable frequency drives. The general exhaust system shall be sized for 1.5 cfm/sq. ft in accordance with ASHRAE Standard 62.1. Provide a manual switch to allow the general exhaust and interlocked makeup air systems to operate manually when the bays are in use. The system shall operate at a reduced ventilation rate in accordance with Code requirements during normal operation. The system shall operate at the high exhaust (1.5 cfm/sq. ft.) rate when either the level of carbon monoxide is detected above set point, or the level of nitrogen dioxide is detected above set point as determined by gas monitors.

One variable flow makeup air system shall be provided for both the general exhaust and vehicle exhaust for the vehicle bay addition. It can be assumed that only two of the three vehicle exhaust fans will be in operation at the same time, and that the general exhaust system will be operating at 1.5 cfm/sq. ft. Provide 10 percent less capacity than the exhaust system to maintain a slightly negative pressure in the space. The makeup air unit shall be a 100% outside air unit (no recirculated air).

The makeup air system shall be equipped with variable frequency drives and shall temper outside air to the space design heating temperature at a minimum. The unit shall have a heating coil served from the existing medium temperature propylene glycol (MTPG) system. The MTPG system is operated at 180 deg F on the supply side and 160 deg F on the return side. Assume a 40% PG concentration for bidding purposes - field verify actual percentage during design. Confirm this information prior to design. The makeup air unit shall be controlled by the direct digital control system. It shall be suspended in the space with intake air from a sidewall louver. Bottom of intake louver shall be installed at a minimum of 10 feet above finished grade. A service platform shall be provided in accordance with UFC 3-410-01. Refer also to Section 01 83 00.

Provide gas monitoring system to monitor the concentration levels of carbon monoxide and nitrogen dioxide in the space. Provide minimum of one carbon monoxide sensor, and one nitrogen dioxide sensor for each 5,000 sq.

ft. of floor area. Provide local wall-mounted audible alarm with manual momentary silence switch to signal high contaminant levels.

The vehicle maintenance bay shall be heated by vertical hot water unit heaters fed from the existing medium temperature hot water (MTHW) system (no glycol). The MTHW system is operated at 180 deg F on the supply side

SECTION 01 86 10 Page 8Am #0004 and 160 deg F on the return side. Confirm this information prior to design.

[*Am-4] It shall be assumed that the MTPG piping and MTHW piping will need to be extended from the mechanical room to serve the new addition. This assumption shall be confirmed during design. [**Am-4]

Provide 4" dryer vent for residential style clothes dryer routed to sidewall vent termination.

It has been determined that an emergency HVAC shut-down switch is not required to be installed as part of this Project per section 3-19.2 of UFC 4-010-01. Low-leakage control dampers are required in ducts leading to the building exterior. Suspended equipment weighing over 31 pounds shall be braced.

The Contractor shall remove the existing vehicle exhaust fan and associated louver at the west end of the existing facility. The existing exhaust duct below grade and in-floor hose reel connections throughout the west side of the facility shall be abandoned in place. The in-floor system shall be filled with flowable fill and the floor patched to match the adjacent surface.

The Contractor shall remove the existing intake louver associated with the existing outside air unit at the west end of the existing facility.

Outside air ductwork shall be routed from a new intake louver installed in the north wall of the existing facility to the intake of the existing outside air unit. Contractor shall relocate the existing outside air unit if necessary to accommodate this work.

1.5 GENERAL REQUIREMENTS

1.5.1 Design Considerations

1.5.1.1 Mechanical Equipment Layout

The mechanical equipment layouts shall be provided with ample space to accommodate routine maintenance of equipment. Space provided for service and/or replacement of filters, coils, motors, and other equipment items shall be indicated with broken (dashed) lines and dimensioned on the contractor's drawings. Provisions for installation, removal, and future replacement of equipment shall be coordinated with the architectural design. The arrangement, selection, and sizing of all mechanical equipment shall be such that it can be broken down and removed from the building without dismantling any adjacent systems or structures. All ductwork, piping, and equipment locations shall be closely coordinated with the travel of the bridge crane. No equipment shall be installed on the roof.

1.5.1.2 Mechanical Systems

Provide building mechanical systems, complete and ready for operation. The design and installation of all mechanical systems, including manufacturer's products, shall meet the instructions and requirements contained herein and the requirements of the referenced technical guide specifications. Where conflicts between these instructions and the guide specifications or above mentioned criteria exist, these instructions shall take precedence. Any installation requirements within these instructions, but not contained in the specifications, shall be added to the specifications or shown on the contractor's drawings.

SECTION 01 86 10 Page 9Am #0004

[*Am-4] It shall be assumed that the MTPG piping and MTHW piping will need to be extended from the mechanical room to serve the new addition. This assumption shall be confirmed during design. [**Am-4]

1.5.2 Installation Considerations

1.5.2.1 Mechanical/Electrical Equipment Coordination

Arrangement of all mechanical equipment and piping shall be coordinated with electrical work to prevent interference with electrical conduits.

This shall include placement of mechanical equipment and electrical conduits in manner that the conduits do not restrict access to the mechanical equipment for maintenance, repair or replacement. Clearances required by NFPA 70 above and in front of electrical panels and devices shall be maintained. Mechanical equipment (pipes, ducts, etc.) shall not be installed OVER OR WITHIN SPACE which is dedicated to transformers, panelboards, or other electrical equipment unless items solely serve the area. When electrical equipment is located in a mechanical equipment space, the dedicated electrical space shall be indicated by a dashed line and noted "Electrical Equipment Space".

1.5.2.2 General Mechanical Requirements

As applicable, the following shall be provided for all mechanical systems:

a. Provide isolation valves, balancing valve/flow measuring devices, and pressure/temperature test taps at makeup air unit coil(s). At the makeup air unit coil provide supply and return water thermometers and a pressure gage valved to allow reading of supply or return water pressure.

b. All coils shall be provided with valved drain and air vent connections.

c. Air vents shall be installed on all high points in piping systems.

Drain valves shall be installed at low points and at equipment which must be dismantled for servicing.

d. All vents, drain valves, and strainers which are located out of mechanical equipment spaces shall be provided with hose-end connections. All vents, drain valves, and strainers which are located within mechanical equipment spaces shall be piped to the nearest floor drain or floor sink.

e. Eccentric reducers shall not be used.

f. All pipe, ductwork and equipment supports and hangers shall be coordinated with the structure design to avoid possible overloading of any structural elements. Adequate pipe supports and hangers shall be used to prevent piping from imparting load to connected equipment.

g. Where steel flanges mate with cast-iron flanges, provide flat faces and full face gaskets.

h. Piping and supports shall not interfere with equipment maintenance access or pull space.

i. Dielectric nipples shall be installed between dissimilar metals in soldered, brazed and threaded piping systems and insulated flanges shall be installed for welded systems.

SECTION 01 86 10 Page 10Am #0004

j. Provide sufficient permanently installed instrumentation to aid maintenance personnel in balancing and/or troubleshooting mechanical systems. Instrumentation shall be provided in the media at each change in temperature and at all mixing points in hydronic piping. Pressure gauges, thermometers, flow indicators, etc., shall be installed to be easily read from the adjacent floor.

1.5.2.3 Vibration Isolation / Equipment Pads

Provide vibration isolation devices on all floor mounted or suspended mechanical equipment. All floor mounted mechanical equipment shall be provided with 6 inch housekeeping pads which extend 6 inches all around equipment provided.

1.5.2.4 Standard Products

Standard Products - Material and equipment shall be a standard product of a manufacturer regularly engaged in the manufacture of the product and shall be essentially duplicate items that have been in satisfactory use for at least 2 years prior to bid opening. The label or listing of the Underwriters Laboratories, Inc., shall be accepted as evidence that the materials or equipment conform to the applicable standards of that agency.

In lieu of this label or listing, a statement from a nationally recognized, adequately equipped testing agency indicating that the items have been tested in accordance with required procedures and that the materials and equipment comply with all contract requirements shall be accepted.

1.5.2.5 Utility Interruptions

Refer to utility interruption limitations in Division 01 specs.

The Contractor shall tie new piping into the existing MTHW and MTPG system piping. It is recognized that the heating hot water system may be unavailable for a period of time. The Contractor shall coordinate the hot water system downtime similar to as described in Division 01 specifications for utility outages and it shall be noted on the Contractor's Phasing Plan. The preference is for the Contractor to perform this work during the cooling season or during an unoccupied period. If the work is performed during occupied hours and during the heating season, the Contractor shall provide temporary heating to the existing building to maintain the occupied areas at a minimum of 55 deg F during the downtime. Contractor shall minimize downtime of the hot water system. Maximum downtime of the hot water system shall be 5 working days.

1.5.2.6 Spare Parts

Proprietary spare parts lists that require more than a 60 day lead time, and/or any special service tools shall be provided to the Government prior to acceptance of the system.

1.5.2.7 Labeling

All ductwork, piping, and mechanical equipment shall be labeled in accordance with ANSI A13.1. Labels in the Mechanical Room and above ceilings shall be readable from the floor. Piping and ductwork shall be labeled at intervals no greater than 25 feet.

SECTION 01 86 10 Page 11Am #0004

1.5.3 Design Conditions

The following conditions from the UFC 3-400-02, Design: Engineering Weather Data shall be used in designing the mechanical systems:

1.5.3.1 Site Elevation

Equipment design elevation is 6,172 feet above sea level.

1.5.3.2 Latitude

38.82° North

1.5.3.3 Longitude

104.70° West

1.5.3.4 Outside Design Conditions

Winter:

a. 5°F.

Summer:

a. 88°F DB and 58°F MCWB.

b. 62°F WB and 78°F MCDB.

1.5.3.5 Inside Design Conditions

Winter:

a. 55 deg F for vehicle maintenance bay.

Summer:

a. No cooling required in the vehicle maintenance bay.

1.5.3.6 Minimum Ventilation Requirements

All occupied spaces shall be mechanically ventilated in accordance with ASHRAE Standard 62.1.

1.5.4 Antiterrorism/Force Protection

Antiterrorism/Force Protection shall follow UFC 4-010-01, except as noted within this document.

1.5.5 EQUIPMENT REQUIREMENTS

The information provided below is minimum equipment requirements for equipment that may or may not be used depending on the HVAC system type selected.

1.5.5.1 Equipment Identification

Provide a brass name tag for each valve, temperature control device, control system device (including but not limited to sensors, controllers, etc.), etc., installed in all mechanical. In addition, all mechanical

SECTION 01 86 10 Page 12Am #0004 equipment shall be clearly identified with a conspicuously located, permanent label. Mechanical equipment shall be identified by type and sequence number.

1.5.5.2 Identification of Piping

All exposed and concealed piping in accessible spaces shall be identified with color coded bands and titles in accordance with ANSI Standard A13.1, and the requirements of UFGS Section 09 90 00 PAINTS AND COATINGS.

1.6 SEISMIC PROTECTION FOR MECHANICAL PIPING, DUCTWORK, AND EQUIPMENT

This section contains instructions and engineering requirements relating to the seismic protection design of mechanical piping, ductwork, and equipment. Structural bracing and mounting of mechanical piping, ductwork, and equipment shall be designed in accordance with UFC 1-200-01 and UFGS Section 13 48 73 SEISMIC CONTROL FOR MECHANICAL EQUIPMENT.

1.6.1 Piping

Piping within the facility is required to have seismic restraints complying with UFC 1-200-01.

1.6.2 Ductwork

Ductwork within the facility is required to have seismic restraints complying with UFC 1-200-01.

1.6.3 Miscellaneous Equipment

Miscellaneous items which consist of a number of individual components built into an assembly by the manufacturers may require additional internal reinforcements to meet the requirements of UFC 1-200-01 and UFGS Section 13 48 73 SEISMIC CONTROL FOR MECHANICAL EQUIPMENT.

1.7 THERMAL INSULATION OF MECHANICAL SYSTEMS

Insulation of hydronic water piping systems and equipment, and the insulation of the duct systems shall meet the more stringent of ASHRAE

90.1 or UFGS Section 23 07 00 THERMAL INSULATION FOR MECHANICAL SYSTEMS.

All hydronic water piping shall be insulated. Hydronic water piping shall be required to follow tabulated thicknesses. All heating and air conditioning supply and return ducts shall be insulated.

1.7.1 Insulation Covers

Provide reusable insulation covers at all check valves, control valves, strainers, filters, or any other piping component requiring access for routine maintenance. Exposed insulation upto six (6) feet above the finished floor shall be covered by an embossed aluminum metal jacket or PVC jacket. All piping with jacket shall be identified on the contractor's drawings.

1.8 HYDRONIC PIPING REQUIREMENTS

1.8.1 Piping Layout

All piping shall be pitched up in the direction of flow, shall be designed without pockets that would permit accumulation of air, and shall be

SECTION 01 86 10 Page 13Am #0004 provided with air vents at high points and drains at low points. Piping shall be routed in the space between the suspended ceiling and the floor/roof above.

1.8.2 Pipe Sizing

Pipe sizing friction loss shall be based on the following:

Pipe Size Maximum Velocity Maximum Pressure Drop

Up to 2" 4.0 ft/sec 4.0 ft./100 LFt 2 1/2" to 6" 5.5 ft/sec 2.5 ft/100 LFt

1.8.3 Pipe Materials

All new heating piping within the facility shall be black steel conforming to ASTM A53, Schedule 40 or copper as specified in UFGS Section 23 52 00 HEATING BOILERS. MTPG and MTHW piping shall be flushed, cleaned and filled with clean water/glycol (glycol in MTPG system only) solution with corrosion inhibitor. Hot water piping shall be chemically treated in accordance with UFGS specification section 23 25 00.

1.8.4 Pipe Joints

New heating or cooling water pipe joints shall be of the following types:

a. Piping installed within the facility shall utilize threaded, brazed, or welded joints.

b. Connections to equipment shall utilize unions for pipe 2 inch and smaller and flanges for pipe 2 1/2 inch and larger.

1.8.5 Pipe Expansion

In runs of pipe 50 feet and longer, or in shorter runs where required, indicate on project drawings the location of all anchors, bends, loops, expansion joints and pipe guides to adequately limit and provide for pipe expansion. Do not use expansion joints in piping unless absolutely necessary and justified. Where expansion joints are used they shall be the bellows type. Slip joint type expansion joints shall not be used.

Anchors and guides shall be indicated on the project contractor's drawings and detailed for installation in the building structure provided.

1.8.6 Isolation Valves

Isolation valves shall be provided at each new piece of equipment served by the hydronic piping system and shall be provided in each connection to the hydronic system (i.e. supply and return.) Valves shall be manual and shall allow isolation of the equipment from the piping system in order to allow for repair or maintenance of the equipment without affecting the remainder of the hydronic system. As a minimum, isolation valves shall be provided for the makeup air unit, unit heaters and pumps.

1.9 BUILDING TEMPERATURE CONTROL SYSTEM

The temperature controls (HVAC controls)system for the facility shall be direct digital controls (DDC) and shall be tied into and fully integrated with the existing Installation wide utility management and control system (UMCS). System manufacturer shall be Siemens per the Justification and

SECTION 01 86 10 Page 14Am #0004

Approval authorization at USAFA. This system shall control all new mechanical equipment, including makeup air units, heating equipment, general exhaust, fans, and other specified equipment, directly without intervening electric, analog electronic, pneumatic or other controls. All controller enclosures shall be NEMA 4. Vehicle exhaust fans shall be controlled by a manual switch, and only the status monitored at the DDC system.

Open protocol systems are required as far down in the system as the space temperature sensors when possible by UFC 3-410-01, UFGS section 23 09 00, and all companion sections. Access to the building HVAC control system by the Base UMCS operator shall be seamless via the UMCS operator work station.

The complete system, including, but not limited to terminal unit controllers, global controllers and operator's terminals shall auto-restart, without operator intervention, on resumption of power after a power failure. Database stored in global controller memory shall be battery backed up for a minimum of 1 year. All other logic controllers shall utilize Electronically Erasable Programmable Read Only Memory (EEPROM) for all variable data storage.

The design of the control systems for the HVAC equipment shall be in accordance with UFC 3-410-02 Direct Digital Control for HVAC and Other Building Control Systems and UFC 4-010-06, Cybersecurity of Facility-Related Control Systems. The control system shall be designed to provide continuous and automatic control of all HVAC equipment indicated in this specification section. Where equipment is provided with a packaged control system, as in the case of chillers, the building control systems shall interface with the equipment's packaged control systems. The temperature control panels shall be located in the mechanical room. The number of control panels shall be dictated by the number of and types of equipment in the final design. The control system shall allow the UMCS operator to easily adjust setpoint, operating times and other system parameters, if and when necessary, once the building control system has been integrated into the UMCS.

1.9.1 General DDC Requirements

All mechanical systems and equipment, shall be controlled by local direct digital control (DDC) equipment located in the facility's Mechanical room or at the equipment. The DDC system shall be capable of operating in a stand alone fashion. To facilitate maintenance and to allow manual starting and stopping of equipment by maintenance personnel, a hard-wired Hand-Off-Automatic control switch shall be provided for each air handling unit, pump and exhaust fan.

a. Temperature Control Contractor Experience - The temperature control Contractor shall have a minimum of 5 years experience installing DDC systems. The Contractor shall provide for approval the names and qualification of supervisory personnel (i.e.. Project Manager and/or Superintendent) that will be used on this project. The Contractor shall also provide a list of references to be contacted from recent projects on which the proposed personnel performed similar duties. Approval shall be based on previous experience with the DDC system to be installed, qualifications and demonstrated ability of proposed personnel to manage resources in an efficient and effective manner. Experience and supervisory personnel qualifications shall be submitted and approved before submittal of any technical data.

SECTION 01 86 10 Page 15Am #0004

b. Emergency Service During Warranty - The Government will initiate service calls when the installed DDC/UMCS is not functioning properly.

Qualified personnel shall be available to provide service to the complete DDC/UMCS installed under this project.