20200506-LRAFB_Dorm (AM0002).pdf
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- Solicitation number
- W9127S20R6008
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This Request for Proposal (RFP) solicits design and construction services for a 168-unit replacement dormitory at Little Rock Air Force Base in Jacksonville, Arkansas. The scope of work includes demolishing existing structures and pavements on site and constructing new dormitory buildings totaling approximately 59,640 square feet, along with associated parking lots, sidewalks, utilities, and site improvements. The RFP provides conceptual site and floor plans to guide proposals and establishes requirements for building systems, sustainable design, accessibility, and site civil engineering work. Responses are due by the date specified in the solicitation number provided. The Army Corps of Engineers Engineering District Little Rock will award the contract.
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SC 5018 R2 0613 Page 1 of 2
Project Amendment
No. AM0002 Date: Wednesday, May 6, 2020
Project: 168-Unit Replacement Airmen Dormitory Little Rock Air Force Base, Jacksonville, AR
Solicitation No: W9127S-20-R-6008
This project amendment modifies the original RFP Issue Documents dated March 2020.
It is the responsibility of each Contractor to review all changes relating to the RFP Documents.
This Project Amendment consists of THIRTEEN (13) comments which either supersede or are in addition to the documents contained within this RFP.
ITEM PROJNET NO. SECTION TYPE DESCRIPTION
1. 8517415 01 11 00.10
3.4.2.2 REVISED 01 11 00.10. 3.4.2.2 revised to indicate 9’x18’ POV parking spaces to accommodate existing site conditions; and revised 01 11 00.10, 3.5.1.1 to indicate minimum of 22 feet wide drive aisles to accommodate existing conditions.
2. 8517420 APPENDIX M ADD Topographic Survey Plan Sheets added to Appendix M.
3. 8517422 CD-101 REVISED CD-101 drawing revised to include all demo within “Limits of Demolition”.
4. 8517423 CU-101 REVISED CU-101 drawing revised. Existing waterline on the east side of the new dorm buildings replaced with new line closer to the dormitory and out of the potential location for the drainage basin. Also revised CD-101 to show removal of existing waterline.
5.
8517426 01 11 00.10, 4.4.2
REVISED Section 01 11 00.10, 4.4.2 revised to specify 5” AC over 9” crushed aggregate.
6. 8517431 01 11 00.10, 4.8.2
REVISED Section 01 11 00.10, 4.8.2 revised to indicate retention or detention will be required so that post development flows into the existing system will not be greater than pre-development flows off site.
7. 8517433 01 11 00.10, 4.8.4.c
REVISED Section 01 11 00.10, 4.8.4.c revised to indicate 18” minimum for main lines and reference UFC 3-201- 01 for roof drains. Roof drain pipes shall be SDR
26 PVC.
8. 8517436 01 11 00.10, 4.8.4.n
REVISED Section 01 11 00.10, 4.8.4.n revised to allow the use of TR 55 in accordance with UFC 3-201-01.
9. 8517441 01 11 00.10 4.8.4.o
REVISED Section 01 11 00.10, 4.8.4.o revised to refer to UFC 3-201-01
10. 8517489 CU-101
REVISED CU-101 revised to include 10-foot utility easement (5’ each side of utility line).
SC 5018 R2 0613 Page 2 of 2
11. 8532577 01 33 16.00, 3.9
REVISED Section 01 33 16.00, 3.9 revised to state the final design conference will be held fourteen (14) calendar days after the Government Review starts.
12 8533403 CD-101 and
CU-101
REVISED CD-101 and CU-101 revised to show relocation of existing com line near potential drainage basin.
13 8533415 and 8533417
01 11 00.10 4.11
DELETED Section 01 11 00.10, 4.11 deleted since there is no requirement to provide security bollards and fencing.
END OF AMENDMENT
Distribution:
cc: Eric Lintz, USACE Roger “Blake” Allred, USACE Andrew Brown, USACE
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PROJECT TABLE OF CONTENTS
DIVISION 00 – PROCUREMENT AND CONTRACTING REQUIREMENTS
TO BE PROVIDED BY GOVERNMENT
DIVISION 01 - GENERAL REQUIREMENTS
01 00 50 01 11 00 01 11 00.10 01 14 00.00 46 01 15 10.10 46 01 22 00.00 10 01 32 01.00 10 01 32 16.01 10 01 33 00 01 33 16.00 01 33 29 01 35 26 01 42 00 01 45 00.00 10 01 45 00.15 10 01 50 00 01 57 19 01 57 23 01 74 19 01 78 00 01 78 23 01 91 00.15
APPENDICES
APPENDIX A
APPENDIX B
APPENDIX C
APPENDIX D
APPENDIX E
APPENDIX F
APPENDIX G
APPENDIX H
APPENDIX I
APPENDIX J
APPENDIX K
APPENDIX L
AM0002APPENDIX M
FORMS AND ATTACHMENTS<
SUMMARY OF WORK
DESIGN REQUIREMENTS
WORK RESTRICTIONS (SWL)
AT/OPSEC SITE SECURITY REQUIREMENTS
PRICE AND PAYMENT PROCEDURES
PROJECT SCHEDULE
CONSTRUCTION PROGRESS DOCUMENTATION
SUBMITTAL PROCEDURES
DESIGN DATA (DESIGN AFTER AWARD)
SUSTAINABILITY REPORTING
GOVERNMENTAL SAFETY REQUIREMENTS
SOURCES FOR REFERENCE PUBLICATIONS
QUALITY CONTROL
RESIDENT MANAGEMENT SYSTEM CONTRACTOR MODE (RMS CM)
TEMPORARY CONSTRUCTION FACILITIES AND CONTROLS
TEMPORARY ENVIRONMENTAL CONTROLS
TEMPORARY STORM WATER POLLUTION CONTROL
CONSTRUCTION WASTE MANAGEMENT AND DISPOSAL
CLOSEOUT SUBMITTALS
OPERATION AND MAINTENANCE DATA
TOTAL BUILDING COMMISSIONING
GEOTECHNICAL EVALUATION REPORT
LIST OF DRAWINGS
DRAWINGS (PROVIDED SEPARATELY)
GBI GUIDING PRINCIPLE COMPLIANCE SCOPING CHECKLIST
AIR FORCE SUSTAINABLE SCORESHEET
LRAFB ARCHITECUTRAL COMPATIBILITY GUIDE
LRAFB DESIGN GUIDANCE
LRAFB SPECIFICATIONS
FIRE FLOW RESULTS
BASE FACILITY AND UTILITY CONTACTS
GEOPHYSICAL EXPLORATION REPORT
HVAC STANDARDIZATION DOCUMENT
TOPOGRAPHIC SURVEY DOCUMENTS
-- End of Project Table of Contents --
AMENDMENT 0002 TO SOLICITATION W9127S20R6008 on 05/06/2020 ms2012 SECTION 01 11 00.10 Page 1
SECTION 01 11 00.10 – INDEX
PART 1 DESIGN OBJECTIVES
PART 2 FUNCTIONAL AND AREA REQUIREMENTS
PART 3 SITE PLANNING AND DESIGN
PART 4 SITE ENGINEERING
PART 5 ARCHITECTURAL & INTERIOR DESIGN
PART 6 STRUCTURAL DESIGN
PART 7 THERMAL PERFORMANCE
PART 8 PLUMBING
PART 9 ELECTRICAL SYSTEMS
PART 10 HEATING, VENTILATING, AND AIR CONDITIONING
PART 11 FIRE PROTECTION
PART 12 SUSTAINABLE DESIGN
PART 13 DEMOLITION
PART 14 ENERGY CONSERVATION
PART 15 ENVIRONMENTAL
LITTLE ROCK AIR FORCE BASE
JACKSONVILLE, ARKANSAS SOLICITATION NO. W9127S20R6008
AMENDMENT 0002 TO SOLICITATION W9127S20R6008 ON 05/06/2020
ms2012 SECTION 01 11 00.10 Page 2
SECTION 01 11 00.10
DESIGN REQUIREMENTS
PART 1 DESIGN OBJECTIVES
1.1 SCOPE OF WORK
1.1.1 Design and construction shall comply with the requirements contained in this Request for Proposal (RFP). The design and technical criteria contained and cited in this RFP establish minimum standards for design and construction quality. The Designers of Record (DOR) shall use the Unified Facilities Guide Specifications (UFGS), the fully detailed Unified Facilities Criteria (UFC), the LRAFB Architectural Compatibility Guide (refer to Appendices), LRAFB Design Guidance (refer to Appendices) and the design standards and codes, contained in this RFP, to fully develop the technical specifications and construction drawings. The objective of this solicitation is to obtain a durable, functional building complete and adequate for Little Rock Air Force Base (LRAFB) and the project including site improvements.
1.1.2 The building and site drawings included in this RFP illustrate the conceptual design of the project. Site and floor plans provided shall be followed by the Contractor to comply with the Little Rock Air Base functional needs. No particular structural system is selected or recommended by the government;
therefore, the structural design is the Contractor's responsibility. Comprehensive Interior Design services shall be included in the Base Bid to fully develop the furniture design. Furniture and equipment shall be Government Furnished and Government Installed (GFGI). All utility layout plans and utility sizes are conceptual. Final design development is the responsibility of the Designer of Record.
1.1.3 All facility drawings including sections, elevations, floor plans, site plans, and elevations and perspectives (furnished with RFP) are indicative of the conceptual design and architectural language required for project completion.
Building site footprints and floor plans are prescriptive (including dimensions) and shall be followed by the Contractor to comply with the functional needs outlined and specified within documents provided. The building elevations may need to be further developed to account for final design constraints, but the Contractor shall plan to adhere to the concept as closely as practicable. The Contractor shall assume material types shown in elevation connect, from depicted point to depicted point, across the façade plane not specifically indicated. Material substitutions proposed and/or assumed in areas not depicted will be rejected based on the design intent stated herein. Applicable specification sections shall be incorporated in final development of materials indicated on elevations, plans, details, and integrated in architectural details submitted for final approval. No particular structural system is selected or recommended by the government as long as
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1.1.4 This contract shall consist of a base bid for the design and construction of the buildings and surrounding area, including all program spaces complete with associated utilities, storm drainage, sanitary, water, communications, electric, HVAC, lightning protection, fire protection/alarm system, paving, sidewalks, curbs, gutters, access drives, exterior lighting, grading, demolition and physical security requirements. In addition, there are bid options that may or may not be awarded.
See the Bid Schedule and Bid options listed below for additional information.
1.1.5 Within areas of LRAFB, there shall be an orange mesh, construction fencing around the construction areas that shall be part of the project from the beginning of the Contractor’s activity on the site until the final work is accepted by the Government unless otherwise directed by the Contracting Officer. All areas where the Contracting Officer has provided approval for construction activities to begin or where approval has been given for use as a laydown, staging or other construction use area will be under the control of the Contractor to execute the work of the project. For Areas, all construction equipment must enter via the main Gate on Vandenberg Blvd near Marshall Road. All construction delivery vehicles shall first to go through the LRAFB commercial inspection pit at the Main Gate (behind the Visitors Center), where they'll be inspected and receive clearance before proceeding to the construction sites.
1.1.6 The contract also includes the following Bid Options as indicated in the drawings:
1.1.6.1 Bid Option 1: 152 Units
1.1.6.2 Bid Option 2: 168 Units
1.2 APPLICABLE CRITERIA
1.2.1 Applicable design and construction criteria is specifically indicated, but not limited to that mentioned in this Section.
Criteria shall be taken from the most current references as of the date of issue of the RFP, unless noted otherwise.
Referenced codes and standards are minimum acceptable criteria.
Administrative, contractual, and procedural features of the contract shall be as described in other sections of the RFP.
1.3 ORDER OF PRECEDENCE
1.3.1 In case of a conflict, duplication or overlap of design criteria specified in the documents referenced in this RFP, the following order of preference will be followed:
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1.3.1.1 Betterments: any portions of the Offeror’s proposal, which both meets and exceeds the requirements of the
RFP.
1.3.1.2 Specific project design requirements in this Section.
1.3.1.3 Design and construction criteria cited by this RFP
1.3.1.4 Division 01 specification sections
1.3.1.5 Drawings contained in the RFP
1.4 SPECIFICATIONS
1.4.1 See Section 01 33 00 SUBMITTALS PROCEDURES for further
technical specification preparation requirements.
1.5 DESIGN QUALITY
1.5.1 The main objectives of this solicitation are to obtain a new building and associated site development and to maximize design and materials quality. Design and materials quality is achieved through the integration of utility systems within the building and on the site, selection of building systems for low-cost maintenance and operation, and an overall balance of aesthetics and functionality within the parameters provided herein. Refer to the U.S. Corps of Engineers Southwestern Division Architectural and Engineering Instruction Manual.
1.6 DESIGN REQUIREMENTS
1.6.1 Requirements stated and illustrated in this RFP are intended as minimums. The floor and site plans are to be adhered to in so far as the general concepts show. The footprint of the facility and all the building elevations are to be as indicated in the drawings. Innovative, creative, or cost-saving proposals which meet or exceed these requirements are encouraged and shall be considered during the design submittal reviews.
1.6.2 The drawings provided establish project floor area
requirements and spatial relationships that have been reviewed for user function and preliminary code compliance. Floor and site plans may change with government approval to enhance design, comply with codes, incorporate options, include betterments, or support constructability.
1.6.3 Specific sizes for any mechanical and electrical equipment
(i.e. chillers, air handlers, transformers, distribution panels, etc.) are to be established as part of the RFP response process and further validated during the final design development by the DOR.
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1.7 DESIGN DOCUMENTS
1.7.1 All engineered drawings generated should be in State Plane Coordinates with the horizontal datum of NAD83 and a vertical datum of NGVD88. After completion of all work, submit record drawings, installation and maintenance manuals, certification or backflow installation/testing, and other required project documents to the Government.
All Computer Aided Design and Drafting (CADD) files shall be submitted in the format used by AutoCAD software by Autodesk, Incorporated.
1.7.2 Designs to be developed using Building Information
Modeling (BIM) and Computer Aided Design (CAD) software.
1.7.2.1 A BIM Project Execution Plan (“Plan” or “PxP”)
must be developed, documenting the BIM and analysis technologies select for the Project Model (integrated with the AEC CAD Standard) from concept development through as-builts as a design, production, coordination, construction and documentation tool and the collaborative process by which it shall be executed.
1.7.2.2 BIM Models and associated Facility Data shall be
fully compatible with AutoCAD Version 2013 and Autodesk REVIT Version 16
1.7.2.3 The latest version of the USACE BIM PROJECT
EXECUTION PLAN (USACE PxP) Template is to be used to develop an acceptable plan. The template can be downloaded from the CAD/BIM Technology Center website.
1.8 SUSTAINABLE DESIGN REQUIREMENTS
1.8.1 The goals for improving the sustainability of facilities include: (a) use resources efficiently and minimize raw material resource consumption, including energy, water, land and materials, both during the construction process and throughout the life of the facility, (b) maximize resource reuse, while maintaining financial stewardship, (c) move away from fossil fuels towards renewable energy sources, (d) create a healthy and productive work environment for all who use the facility, (e) build facilities of long-term value, and (f) protect and, where appropriate, restore the natural environment.
Sustainable design techniques shall be considered as they relate to building design, construction, operation, and deconstruction. Techniques which conserve energy, improve livability, and can be justified by life cycle cost analysis as cost effective are encouraged.
1.8.2 The Government is required by Public Law 102-486, Executive
Order 12902, and Federal Regulations 10 CFR 435 to design and construct facilities in an energy-conserving manner while considering life cycle cost over the life of the facilities.
The requirement of this RFP supersede any LEED requirements
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1.8.3 The project is to be designed and constructed to comply with UFC 1-200-02, High Performance and Sustainable Building Requirements. The Design Build team must include the specific sustainability requirements in Section 01 33 29 SUSTAINABILITY REPORTING and Section 01 91 00.15 TOTAL BUILDING COMMISSIONING.
The Design Build team must include the requirements in Section 01 33 29 SUSTAINABILITY REPORTING, instructing the Contractor to third-party validate that the Federal/UFC requirements have been met using Green Building Initiative (GBI) Guiding Principle Compliance (GPC) systems. LEED certification is not a requirement. The Sustainability enotebook, and the requirements in Section 01 33 29 SUSTAINABILITY REPORTING will be used to track and report project compliance status. See also the Whole Building Design Guide’s FHPSB website for new construction: http://www.wbdg.org/references/fhpsb_new.php
1.8.4 A preliminary Air Force MILCON Sustainability Requirements
Scoresheet has been provided as part of this contract. The Contractor is responsible for keeping this and other compliance reporting documents updated throughout the course of design and construction.
1.8.5 The project has been registered with the Green Building Initiative (GBI) for Guiding Principle Third Party Compliance verification.
The project registration number is #69063 with GBI. The project registration will be transferred to the Contractor and the Contractor is responsible for guiding the project through the third party compliance requirement of UFC 1-200-02. The “Department of Defense Guiding Principles Compliance for New Construction and Modernization Survey” is attached to this document. This survey shall be completed and submitted to GBI for third party verification as required throughout design and construction.
1.8.6 At a minimum, the Contractor shall edit and submit the following
UFGS:
a. Section 01 91 00.15 TOTAL BUILDING COMMISSIONING
b. Section 01 33 29 SUSTAINABILITY REPORTING
c. Section 01 74 19 CONSTRUCTION WASTE MANAGEMENT AND DISPOSAL
1.8.7 For the specification sections listed above the Contractor shall provide all Government submittals requiring Government approval.
Designer of Record shall not remove submittal requiring Government approval without approval of the Contracting Officer. For the specification section listed above the Contractor shall perform and document all Predictive Testing and Inspections Tests listed for systems and equipment included in this contract.
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1.9 ACCESSIBILITY REQUIREMENTS
1.9.1 The building facility shall be accessible to physically disabled persons and shall conform to the ABA Accessibility Guidelines for Buildings and Facilities (unless otherwise noted).
1.10 FORCE PROTECTION & ANTI-TERRORISM CONSIDERATIONS
1.10.1 Project design and construction shall comply with the
Department of Defense Minimum Antiterrorism Standards for Buildings which are available on the internet at http://www.wbdg.org for Unified Facilities Criteria Series 4- 010-01. Mass notification systems shall be in accordance with UFC 4-021-01. The dormitory facility is high occupancy family housing located within a secure perimeter. The building shall be provided a level of protection of “Low”.
1.11 HAZARDOUS MATERIALS ABATEMENT
1.11.1 See Part 15 Environmental in this section for guidance on hazardous materials.
1.11.2 Environmental Survey: A regulated materials report is included in the Appendices. The Contractor will perform additional testing at their expense if they determine it is needed. The Contractor shall be compensated for removal of any material requiring abatement not indicated in the survey provided herein. All items indicated in the survey and any found during construction that contain hazardous material shall be removed and disposed of in accordance with federal, state, and LRAFB requirements.
1.12 RADON MITIGATION REQUIREMENTS
1.12.1 The Radiation Safety Officer has identified LRAFB as a
Medium Risk Area for radon infiltration. Contractor is responsible for designing and installing radon mitigation measures in accordance with UFC 3-490-04A- Indoor Radon Prevention and Mitigation, EPA 402-R-93-078, EPA 402-R-93- 003, EPA 402-R-92-004, EPA 625-R-92-016 and EPA 625-R-93-
011. Radon testing has been performed and is included in the environmental survey included in the Appendices.
1.13 PERMITS
1.13.1 The Contractor shall be responsible for preparing, filing, and paying for any fees required to obtain all necessary permits for the construction of this project.
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PART 2 FUNCTIONAL AND AREA REQUIREMENTS
2.1. GENERAL REQUIREMENTS
2.1.1. Gross Area Definition
Gross building area is measured to the outside face of exterior enclosure walls. The gross floor area of the project shall be determined by the Contractor's proposal to meet all RFP requirements including minimum net areas indicated in this
RFP.
2.1.2. Net Area Definition
Net area is measured to the inside face of the room or space walls.
2.1.3. Net Area Requirements
Minimum net area requirements for programmed spaces are included on the drawings included in the RFP. Net areas indicated for building circulation and utility rooms are for guidance only. These spaces shall be sized to accommodate the required function and equipment, comply with code requirements, enhance constructability, and comply with other requirements of the RFP.
2.1.4. Finish Requirements
Room finishes as indicated on the Room Finish Schedule (refer to Drawings) are the minimum requirements and shall be further developed by the Interior Designer of Record and submitted in Structural Interior Design (SID) binders.
2.1.5. Furniture Requirements
Provide a Comprehensive Interior Design (CID) for furnishings and equipment in all spaces where appropriate. Furniture and equipment plans shall be developed to accommodate the building occupants' needs. The CID shall be developed per the requirements of Chapter 5 Furniture, Fixtures and Equipment Interior Design of UFC 03-120-10 Interior Design.
Furnishings shall not be provided nor installed by the Contractor. However, the Contractor shall assure coordination between the furnishings in the CID, finishes in the SID, government furnished, government installed (GFGI) equipment, building structure, and building utilities including location of light switches, electrical outlets, communications outlets, utility panels, and HVAC units within furnished areas.
Government Furnished Contractor Installed (GFCI) Equipment
Where indicated on the RFP drawings, the Contractor shall be responsible for installing or relocating Government Furnished Equipment. Contractor shall be responsible for coordinating and providing all necessary utilities including lighting, electrical, communications, water, and HVAC requirements for
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Government Furnished Equipment. Government furnished Contractor installed equipment is listed in the room description sheets as (GFCI).
Specify materials and products with low or no pollutant emissions, including composite wood products, adhesives, sealants, interior paints and finishes, carpet systems, and furnishings. See 12.4.3.2 for sustainability requirements for low-emitting materials.
2.2. FUNCTIONAL AREA REQUIREMENTS
2.2.1. This new permanent party airmen dormitory project is programed for up to 59,640 gross square feet, with a total of 168 units upon completion of bid option 2. The original build is to be for 136 units with 16 additional units added per bid option. Table 2-1 summarizes the gross area calculations for original construction of 136 units, Table 2-2 summarizes the gross area calculations for bid option 1 to a total of 152 units, and Table 2-3 summarizes the gross area calculations for bid option 2 to a total of 168 units (DD1391 area compliance).
The goal of this construction is to provide a dormitory facility to house 136 personnel once original construction is completed, 152 personnel upon completion of bid option 1, and 168 personnel upon completion of bid option 2.
2.2.2. Dormitory modules, per phase, are as follows;
Modules for original construction consisting of 136 units to include 30 four-bedroom modules, 2 three-bedroom modules and 2 five-bedroom modules.
Modules for original construction consisting of 152 units to include 34 four-bedroom modules, two three-bedroom modules and two five-bedroom modules.
Modules for original construction consisting of 168 units to include 38 four-bedroom modules, two three-bedroom modules and two five-bedroom modules.
Each module, for all phases, includes a common living area which contains a kitchen area, living room and dining area. All bedrooms shall have a private bathroom as well as a private walk-in closet.
2.2.3. Ground Level – Main Building
On the ground level of the main building (south building nearest the existing parking lot) is the commons areas, as well as building operation areas and staff areas. This includes, but not limited to, main entrance to the dormitory, multipurpose room for gatherings and activities, vending area, admin office, admin storage, communal laundry facilities, public restrooms, freight elevator access, and supporting mechanical, electrical, communications rooms.
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2.2.4. Ground Level – Secondary Building
On the ground level of the secondary building (north building) is an area that supports the secondary building. This area contains a freight elevator, as well as supporting mechanical/fire riser room, elevator mechanical, electrical and communications rooms for the secondary building.
2.2.5. Above the elevator shaft on both the main and secondary building is an area designated for HVAC fresh air equipment.
2.3. CIRCULATION AREA REQUIREMENTS
Building circulation spaces and requirements shall be as follows:
2.3.1. Elevated Walkways
Unless otherwise noted or required, provide minimum 44-inches wide main walkways to modules.
2.3.2. Other Requirements
Provide one handicap accessible electric water cooler in main building commons area.
2.3.3. Stairs
Provide stairways per minimum code requirements at locations indicated on the RFP drawings.
2.4. UTILITY AREA REQUIREMENTS
Building utility spaces and requirements shall be as follows (see other Parts in this section for specific mechanical and electrical requirements):
2.4.1. Mechanical Rooms
Dedicated areas provided for mechanical equipment to include HVAC and water heating. Mechanical rooms shall not be used for storage or other purposes. Access shall be limited to authorize personnel only. First floor access is through only an exterior double door for main room and exterior single door for secondary building room. Rooms shall be sized to allow adequate clearance, equipment removal, and maintenance.
Changes to the provided floor plan to increase or decrease the room area shall require approval by the Contracting Officer.
Provide openings to accommodate piping and ductwork as necessary.
2.4.2. Electrical Room
Dedicated areas provided for electrical service equipment.
Electrical rooms shall not be used for storage or other purposes. Access shall be limited to authorized personnel through a door that opens out with panic hardware per code requirements. Rooms shall be sized to allow adequate
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2.4.3. Communications Equipment Room (CER)
The CER serves as the entrance facility for all incoming communications duct and service and as the location for communications and information infrastructure, such as the building PABX, RST, and LAN switches.
Location, Sizing, and Details – The CER will be located on the first floor along an exterior wall. It must be a dedicated space not shared with other functions (i.e. building electrical or mechanical utilities). As a minimum, the CER should have 3/4-inch plywood backboards on all walls, from no greater than 1 foot above the finished floor level to no less than 7 feet above the finished floor level. Provide 3 feet wide by 7 feet double-leaf doors with no mullion fitted with a lock to control access to the CER from outside the building. Floors, walls, and ceilings must be treated to eliminate dust. Finishes must be light in color to enhance room lighting. Provide telephone outlets for desk-mounted or wall-mounted telephones as appropriate. Do not locate the CER near other building utility rooms or generators that might cause electromagnetic interference with the CER equipment or where moisture, gases, dust, or other contaminants may enter. The size of the CER, including space for equipment and service entrance facilities, must not be less than what is indicated on the floor plans.
The terminal boards shall be 3/4-inch by 4-foot by 8-foot plywood board coated with two (2) coats of insulation varnish. All walls of the telephone room shall be covered with plywood.
Changes to the provided floor plan to increase or decrease the room area shall require approval by the Contracting Officer.
Provide openings to accommodate conduit and cable trays as necessary. Refer to appendixes for LRAFB Design Guidance for additional information.
PART 3 SITE PLANNING AND DESIGN
3.1. EXISTING CONDITIONS
3.1.1. The new 168-Unit Replacement Airman Dormitory is to be located in the Student Life District (District 2) of Little Rock Air Force Base (LRAFB) to the north of Arnold Drive and south of Leadership Drive. The site includes an asphalt concrete basketball court, a sand volleyball court, an asphalt concrete fire truck access turn-out along Leadership Drive, a concrete driveway, and concrete sidewalks.
3.1.2. The scope of work includes the demolition of an existing asphalt concrete basketball court, sidewalks and driveways, and a sand volleyball court.
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3.2. SITE DEVELOPMENT PLAN
The site layout drawing provided is a conceptual layout for the proposed project. During design, the site shall be fully developed to include the requirements of this RFP. The design shall provide an economical and functional plan that utilizes the advantages of the site and organizes vehicular and pedestrian circulation. The site development plan shall accommodate site opportunities, site constraints, RFP requirements, and applicable codes. The southern face of the new south dormitory building shall align with the north curb and gutter of the existing parking lot south of the project site.
3.2.1. Force Protection
The unaccompanied D4A dormitory and all incidental features shall be designed in accordance with AT/FP criteria and standards, including UFC 4-010-01 and UFC 4-022-02, and with the AT/FP requirements in the Little Rock Air Force Base Design Guidance (refer to Appendices) and Architectural Compatibility Guide (ACG) (refer to Appendices).
Vehicular barriers that allow emergency and service vehicle(s) access to the building shall have the capability of being moved by one person.
3.2.2. All areas affected and immediately adjacent to the construction area to be treated with termiticide. Fipronil product at the highest labeled rate is the only approved termiticide and shall be applied according to manufacturer’s specifications prior to commencing construction.
3.2.3. For all disturbed soil areas sod is required. All areas are to be sodded with 4-inch topsoil and receive Bermuda or similar species that is draught-resistant and approved within the LRAFB Architectural Compatibility Guide (refer to Appendices). Any disturbed areas that require grass and located within drainage patterns (i.e. grass swales) shall be sodded. Turf preparation shall include eradication of unwanted vegetation with an appropriate herbicide. Pre-emergent herbicides may not be utilized until turf is established and deemed appropriate per either the seed manufacturer’s specifications or turf professional’s opinion. Provide a soil test that includes pH, potassium, phosphorus, calcium, magnesium, nematode count, and soil amendment recommendations (N-P-K). A fertilization application schedule and rate for turf areas shall be utilized based upon on the soil analysis. Contractor shall be responsible for proper care and watering of the turf from the beginning of the turfing operation and continuing for 90 days after completion of installation or until turf is fully established. Turf shall be mown initially after achieving a 3-inch growth and then twice monthly thereafter.
3.2.4. Final landscaping design shall be subject to approval by
Contracting Officer. An irrigation system will not be utilized for this project.
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3.3. GRADING AND DRAINAGE
3.3.1. The plan shall reflect selective site clearing that preserves as many areas as possible. Site specific conditions such as flooding and drainage protection, slopes, and onsite drainage detention are to be identified by a drainage study prior to design, showing the recommended solutions. Grading shall manage site runoff to maintain rate of flow and quantity to pre-construction levels, or reduce site runoff where possible.
The principles of positive drainage shall be applied to control the conditions that remove rainfall away from facilities and functions. Site designs shall seek to minimize the disturbance of land, and utilize natural drainage paths where possible.
Federal, state and local regulations regarding the design of storm water management systems shall be considered the minimum design criteria.
3.3.2. All grading shall be designed in accordance with UFC 3-230-
01/AC150/5320- 5C Surface Drainage Design and UFC 3-201-01 Civil Engineering.
3.3.3. According to Section 438 of the Energy Independence and
Security Act, federal facility projects over 5,000 square feet must maintain or restore to the maximum extent technically feasible – the pre-development hydrology of the property with regard to temperature, rate, volume, and duration of flow. The DOR is responsible for meeting all requirements set forth in this document. In addition, the project shall comply with Low Impact Development (LID) per UFC 3-210-10.
3.3.4. The topsoil shall be natural, friable, high-quality soil that is representative of productive, well-drained soils, free of subsoil, stumps, rocks or particle-size larger than 1-inch diameter (per ASTM D422), brush, litter, weeds, roots, toxic substances, and other material detrimental to plant growth.
Keep topsoil separate from other excavated materials. Amend topsoil pH range to obtain pH of 5.5 to 7.0 (per ASTM D4972).
Organic content shall be from 5 percent to 20 percent of the total topsoil composition (per ASTM D2974). Topsoil shall be imported to the site if the existing conditions are not sufficient to provide a minimum 4-inch topsoil layer on all seeded areas.
3.4. CIRCULATION AND PARKING
3.4.1. The vehicular and pedestrian circulation system shall promote safe, efficient movement of vehicles and pedestrians within the project site area, maximizing separation of vehicles and pedestrians. Safe circulation systems have a clear hierarchy of movement, lead to a clear destination, and do not interrupt other functions. The circulation system shall be designed in accordance with UFC 3-201-01.
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3.4.2. Vehicular Parking
3.4.2.1. Vehicular parking shall be designed with consideration to existing traffic patterns, driveway access to collector streets, and overall site circulation and in accordance with UFC 3-201-01. The northern edge of the existing parking lot shall be reconfigured to provide two ABA accessible parking spaces near the front entrance to the building (one van and one car), and parallel fire truck access for a 32-foot long fire truck within 33 feet of the front door of the south building and 33 feet of the north building entrance along Leadership Drive. All parking lots shall meet all current Anti-Terrorism/Force Protection (AT/FP) requirements.
3.4.2.2. POV parking spaces shall have minimum 9 ft x
(AM0002) 18 ft dimensions (AM0002) to accommodate existing site conditions.
3.4.2.3. Construction vehicle parking for this project shall be limited to parking in staging and lay-down area(s).
Construction staging and laydown area will consist of the existing asphalt concrete parking lot south of the project site from the north curb line to the median island approximately 165 feet south of the north curb. The Contractor shall return the lot to equal or better condition at the end of the project.
3.5. DEFINITIONS
3.5.1. Drive Aisle Design
3.5.1.1. Drive aisles adjacent to parking spaces for this project site shall be a minimum of (AM0002) 22 feet wide (AM0002) to accommodate existing site conditions. The parking lot spaces shall be laid out for passenger-class vehicles and light-duty delivery vehicles (vans, pickups, etc.).
3.5.1.2. Separation, aisle width, corner clearances, and sight distance are established when the design vehicle templates and speed limits are selected. Design pavements for the wheel load associated with the design vehicle in accordance with a geotechnical investigation report.
3.5.2. Emergency Vehicle Access
3.5.2.1. Emergency access drives shall be a minimum of 20 feet wide and designed in accordance with UFC, NFPA, LRAFB, and AT/FP requirements. The existing Leadership Drive will be used for fire truck access even though it is approximately 14 feet wide, however, widening Leadership Drive is beyond the scope of this project.
3.5.2.2. Provide fire protection access during construction per UFC-3-600-01, NFPA 241, and EM-385-1-1.
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3.5.3. Vehicle Parking
3.5.3.1. Non-handicapped stalls without vehicle overhang shall be 9 ft x 18.5 ft. Handicapped parking stalls shall be as required by the ADAAG. All parking stalls shall be designed to be perpendicular to parking lot aisles.
3.5.4. Pedestrian Circulation
3.5.4.1. Provide a sidewalk layout to connect all building entrances with parking, site facilities, and existing walks.
Pedestrian circulation shall be based on pedestrian desired lines of walking between site facilities and existing walks. Desired lines shall be weighted to predict the most traveled routes which shall then require paving. Sweeping curves shall be used to give the tie-in locations with the existing walks an aesthetically pleasing appearance.
Topography and vegetation shall be used to control and reinforce movement. Design pedestrian concentration areas with adequate paved areas in accordance with a geotechnical investigation report.
3.5.5. Site Amenities
3.5.5.1. A new 95 foot by 51 foot asphalt concrete basketball court including two goal posts with rim, net, and backboards shall be placed west of the buildings. The court shall include standard basketball pavement marking, overhead lighting, and two 8-foot long benches with backs. Pavement markings shall be a minimum of 2-inches wide, white, including a 3-point line. The basketball court and amenities shall only be included in Bid Options 1 and 2.
The basketball court surface shall consist of 2.5 inches HMA surface course per AHTD Specification Section 407 over 6-inches of crushed aggregate.
3.5.5.2. A new sand volleyball court including new poles and net shall be located west of the basketball court (Bid Option 2 only). The sand area shall be 79 feet long and 49 feet wide. The sand shall comply with USAV specifications and be a minimum of 18 inches deep. Existing soil under the sand layer shall be removed and replaced with 12inches of crushed rock or washed gravel. A geotextile fabric will be placed between the sand layer and the crushed rock layer to keep the sand in but allow water to drain into the crushed rock layer. The poles shall be spaced 36 feet apart to allow for the standard volleyball net length of 32 feet.
The poles shall be 12 feet long and embed 3 feet below the desired playing surface. Sink poles at least 2 feet into concrete. The poles shall be 3 inch square steel tubing with rounded edges and coated with durable weather resistant polyester powder coat paint.
3.5.5.3. Concrete pads and bike racks to accommodate 20 bicycle located within the courtyard area between the two buildings.
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3.5.5.4. Two 8 CY dumpsters for general waste and for recycling shall be located outside the 33-foot unobstructed space for the building. The trash enclosure would be located next to the large parking lot south of the building. A brick enclosure at least 6-feet high shall surround three sides of the dumpster pad (see Little Rock AFB Architectural Compatibility Guidelines).
PART 4 SITE ENGINEERING
4.1 GENERAL
4.1.1 Site development associated with the new Dormitory Facility shall consist of the earthwork, flexible paving for parking lot, flexible pavement for new basketball court, concrete sidewalks, curbs and gutters, landscaping, sanitary sewer, storm sewer, water, electric power, communications, HVAC and site lighting systems. All utility layout plans and utility sizes are conceptual. Final design development is the responsibility of the Designer of Record (DOR). The provided drawings show a possible design solution for the site. The Contractor is responsible for verifying that the design that is bid complies with all specifications and standards listed in this document. The design may be altered, but Contracting Officer shall approve the final design drawings. Construction for the dormitory facility site shall be limited to the site constraints shown on the drawings provided. For guidance relating to the site planning and design, refer to the UFC Series 3-201-01 and (refer to Appendices) LRAFB Design Guidance, “19th Civil Engineer Squadron Civil/Standard Engineering Design Criteria and Expectations for LRAFB.” Paved areas shall be laid out using a combination of profiles, typical sections, and spot elevations. The ground immediately outside the dormitory building shall be 6 inches lower than the finished floor elevation and then slope away from the building at 2 percent for the first 10 feet. Non-paved slopes beyond the first 10 feet shall be a minimum of 2 percent. Spot elevations shall be used for the grading of any paved access ways, sidewalks, or parking areas. The use of contours for grading is acceptable for turfed areas. Any borrow soil required shall be acquired from an off-site location.
4.1.2 Materials
As a minimum design criteria, all materials shall conform to the applicable sections of the design and technical criteria contained and cited in this RFP.
4.1.3 Standoff Distances
The proposed site layout shall be in compliance with UFC 4- 010-01 Department of Defense Minimum Antiterrorism Standards.
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4.1.4 Site Survey
A visual and topographical site survey was conducted on this project and is included in the Appendices. GIS site information provided by LRAFB was also used to generate the conceptual drawings within this RFP. The site survey data includes planimetric features such as buildings, sidewalks, roadways, parking areas visible utilities, and road culverts (including type and size).
Ground surface elevations and 1-foot interval contour lines are shown as well as rim and/or throat elevations at sanitary manholes, cleanouts, storm manholes, inlets and catch basins.
Known utility sizes and pertinent data are denoted by each utility line. Also shown are the location of fire hydrants and water valves plus location and type of fences and walls.
See the civil RFP drawings for survey data to be used as an aid for proposals. The Contractor shall conduct a complete site survey to confirm/verify/augment the provided information.
4.1.5 Construction Permit (Digging Permit)
A properly completed AF Form 103, Base Civil Engineering Work Clearance Request, shall be obtained by the Contractor prior to performing any excavation through the Quality Assurance inspector (Construction Monitor). Work clearance requests are only valid for 30 days. If digging, trenching, boring etc.
operations will extend beyond 30 days you are required to re-submit permit before expiration date.
a. Once utilities are marked, it is the Contractor's responsibility to maintain the markings throughout the construction period. The preferred method for Contractor's markings are with the use of color coded "whisker' nails.
b. Upon receipt of the approved work clearance request from the Quality Assurance inspector the Contractor shall take photographs of all utility markings with sufficient detail and reference pictures to be able to verify what was marked for later use. Contractor shall keep one set of these record photographs and provide 19CES/CEOER one electronic (CD) copy or emailed files of all photographs.
Contractor may not begin digging operations until these records are received.
c. Penetration of the ground by any method is only allowed during the hours of 07:30 until 16:00 Monday through Friday. No digging is permitted on Federal holidays even if the Contractor has permission from the CO to work a Federal Holiday.
d. A separate AF Form 103 is shall be obtained by the Contractor for each area where an excavation is to be accomplished.
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e. Contractor shall submit a request for AF Form 103 a minimum of 14 calendar days and a maximum of 28 days prior to desired start of excavation. The Contractor shall allow a minimum of 14 calendar days for processing.
f. Each request shall be in writing and designate the location of the proposed excavation and the scheduled date. Contractor shall mark on the ground the proposed excavation in white paint before turning in the request.
g. The completed AF Form 103 will contain information for locating existing utilities and telephone lines. The Contractor shall keep the AF Form 103 at the excavation site and shall comply with instructions for hand excavation and with other methods of safeguarding the buried utilities.
h. The requirement to "CALL 24 HOURS PRIOR TO DIGGING" shall be followed. This requirement is simply to provide notification to the shop so that the shop may be on hand, if required, to ensure critical infrastructure is not disturbed. It is not to get 'missing' markings remarked.
i. Only 19 CES personnel are authorized to operate system valves. Water distribution system valves shall be operated by the system owner, Jacksonville Water Works.
j. To preclude accidental damage, the Contractor shall locate all known utilities (i.e., communication, natural gas, fuel supply, etc.) by hand digging or use of a Vac-tron unit prior to any excavation with power equipment. Hand digging is required within 18" of any utility markings.
The Contractor shall note any utilities discovered during excavations that are missing or incorrect on the contract drawings (including any erroneous dimensions on Government record drawings), or those utilities staked by the user, and clearly identify those discoveries on the as-built drawings.
k. The Contractor shall immediately repair any utility line shown on a record drawing (or made known to the Contractor through any means, including markings provided during the initiation of the digging permit) and damaged during construction work, at no cost to the Government.
l. Mishaps such as broken or damaged utilities must be reported immediately by the Contractor by calling 911 and then to 19 CES Customer Service (987-6553/6554) and then to the Quality Assurance inspector (Construction Monitor).
Contractors will not call CE shop personnel directly.
m. Contractors shall maintain areas under construction free of trash and other debris. Grass and weedy vegetation within the areas utilized by the Contractor, including work areas, administrative areas, and storage areas, shall be kept mowed to control vegetative growth. Vegetation shall be mowed to a height of three inches when it reaches
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n. Areas disturbed during construction, while backfilling trenches or constructing transformer pads etc., shall not:
constrict drainage, cause erosion, or cause ponding. All disturbed ground shall be restored after construction is complete to mowable conditions with new sod installed and established. Ground shall be prepared for sod by leveling, raking and removing all stones (solid objects over 1/2 inch in size) and providing suitable top soil (as required) and fertilizer. Sod shall not be placed directly on top of broken shell. Sod is established once it takes root and grows to the point where it first needs to be mowed, six inches in height, at which time it will be mowed by the Contractor.
o. Contractor shall provide GIS information for the location of all equipment including cable, conduit, connection boxes, transformers, pipes, valve boxes etc. at the completion of the construction work. GIS data shall be provided with the Feature Datasets and the Feature Classes per USAF SDSFIE 3.1.
p. Contractor shall sign the document upon receipt of AF Form 103, dig permit, and return it to the Quality Assurance inspector (Construction Monitor).
4.1.5.1. If existing utilities cannot be located, hand-excavate on each side of the indicated obstruction and continue until uncovered or clearance for the new grade is assured in order to prevent utility damage.
4.1.5.2. Report damage to underground utilities or subsurface construction immediately to the Contracting Officer.
Damage to marked utilities shall be satisfactorily repaired or replaced by the Contractor at no additional cost to the government.
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