W912QR20R0008-0006.pdf
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- Detroit Arsenal Substation
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- W912QR20R0008
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This request for proposal from the U.S. Army Corps of Engineers Louisville District seeks a design-build contract to construct a high-voltage substation at Detroit Arsenal. Work includes building a 120kV and 13.2kV/4.8kV substation with circuit switchers, power transformers, switchgear, distribution transformers, duct banks, cabling, site development, and supporting facilities. The contract value is estimated between $10-25 million with a 730-day performance period. Offerors must register in SAM and the procurement will follow a two-phase selection process evaluating past performance, design, small business participation, and price on a best value tradeoff basis. The point of contact is the listed contracting specialist.
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MILITARY/RESERVE BRANCH
ATTN: BLAKE GEVEDON
600 DR M L KING JR PL RM 821
LOUISVILLE KY 40202-2236
AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT
Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.
15A. NAME AND TITLE OF SIGNER (Type or print)
30-105-04EXCEPTION TO SF 30
APPROVED BY OIRM 11-84
STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA
FAR (48 CFR) 53.243
Solicitation W912QR20R0008 for the Design and Construction of a high-voltage substation at Detroit Arsenal, MI is hereby modif ied as follow s:
SEE THE ATTACHED SUMMARY OF CHANGES
1. CONTRACT ID CODE PAGE OF PAGES
1 2
16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)
16C. DATE SIGNED
BY
16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR
(Signature of Contracting Officer)(Signature of person authorized to sign)
8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W912QR20R0008
X 9B. DATED (SEE ITEM 11)
23-Dec-2019
10B. DATED (SEE ITEM 13)
9A. AMENDMENT OF SOLICITATION NO.
11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS
X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.
Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:
(a) By completing Items 8 and 15, and returning 1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;
or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.
12. ACCOUNTING AND APPROPRIATION DATA (If required)
13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.
IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.
A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE
CONTRACT ORDER NO. IN ITEM 10A.
B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).
C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:
D. OTHER (Specify type of modification and authority)
E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.
14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)
10A. MOD. OF CONTRACT/ORDER NO.
2. AMENDMENT/MODIFICATION NO.
5. PROJECT NO.(If applicable)
6. ISSUED BY
3. EFFECTIVE DATE
21-May-2020
CODE
U. S. ARMY ENGINEER DISTRICT, LOUISVILLE
600 DR. MARTIN LUTHER KING, JR. PLACE
ROOM 821
LOUISVILLE KY 40202-2239
W912QR 7. ADMINISTERED BY (If other than item 6)
4. REQUISITION/PURCHASE REQ. NO.
CODE 964859
FACILITY CODECODE
EMAIL:TEL:
W912QR20R0008-0006
W912QR20R0008
SECTION SF 30 BLOCK 14 CONTINUATION PAGE
SUMMARY OF CHANGES
SECTION SF 30 - BLOCK 14 CONTINUATION PAGE (SF 30)
The following have been modified:
SUMMARY OF CHANGES
Summary of Changes Amendment 0006 DTA Electrical Substation
1. Specification 01 02 10.00 06 was replaced in its entirety.
All other terms and conditions of this solicitation remain unchanged.
(End of Summary of Changes)
FY20 MCA Electrical Substation 107751
AMDT 006
SECTION 01 02 10.00 06
PROJECT DESCRIPTION AND DESIGN REQUIREMENTS
09/17
PART 1 PROJECT INFORMATION
1.1 SCOPE OF WORK
Design and construction shall comply with the requirements contained in this Request for Proposals (RFP). The design and technical criteria contained and cited in this RFP and the Unified Facilities Guide Specifications (UFGS) establish minimum standards for design and construction quality. The Designers of Record shall use the Unified Facilities Guide Specifications (UFGS) and the requirements contained in this RFP to fully develop the Technical Specifications and Construction Drawings. The objective of this solicitation is to obtain a single, durable, functional facility complete and adequate for assignment as an electrical substation and underground electrical distribution duct bank.
The electrical substation and Site Drawings included in this RFP illustrate the conceptual design of the Project Site, general arrangement, and one-line plans provided shall be followed by the Design/Build Contractor to comply with the Detroit Arsenal functional needs. The general arrangement provided shall be further developed to achieve compatibility with the Site, public utility, and transmission utility requirements. No particular structural system is selected or recommended by the Government; therefore, the structural design is the Contractor's responsibility.
This Contract shall consist of a base bid for the design and construction of the electrical substation, underground duct bank, and parking lot, including associated utilities, storm drainage, communications, electric, HVAC, lightning protection, fire protection/alarm system, paving, sidewalks, curbs, gutters, access drives, exterior lighting, grading, and physical and security requirements.
The Contract also includes the following bid options:
a. Bid Option #1: Add Sectionalizing Switch. Option includes a unit price for all work, materials, and labor required to provide one additional pad mounted 3-way sectionalizing switch into the 13.2kV underground duct bank distribution loop. Option includes all additional excavation, concrete pad and other materials required for install. The location of the switch is as directed by Detroit Arsenal. See Part 6 (Electrical Systems) for additional requirements.
b. Bid Option #2: Change to Sheltered Aisle Switchgear. Option includes providing shelter aisle medium voltage switchgear in lieu of the outdoor rated metal enclosed switchgear included in the base bid.
This option will install two 13.2kV 12 cubicle switchgear line-ups and one 4.8kV 13 cubicle switchgear line-up. This switchgear would include a climate controlled operator area. All maintenance and operations access would be performed from within the shelter aisle portion of the switchgear line-ups. This switchgear will provide the same functionality as required by the base bid for both the substation and feeder network, but provide an increased comfort level for the
SECTION 01 02 10.00 06 Page 1 on-site operators of the switchgear.
c. Bid Option #3: Increase 13.2kV Distribution Loop Conductors. Option includes a unit price for all work, materials, and labor required to provide four (4) additional 13.2kV distribution loop feeders(Feeders A2, A3, A4 and A6). Duct bank infrastructure remains unchanged. Each feeder contains (3) single #500 KCMIL conductors. Add one (1) feeder (Feeder A6) from the south loop, approximately 7,400 feet. Add three
(3) feeders (Feeders A2, A3, and A4) from the north loop down Arsenal Ave, approximately 4,300 feet each. Provide a unit price to the project for the addition of 60,900 feet of single conductor #500 KCMIL cable and the labor to install it.
1.2 ATTACHMENTS
Information provided in the Attachments is intended to guide the completion of the design by establishing existing conditions, and the desired character, appearance, and function of the new construction. The following Attachments are included and shall be used and strictly adhered-to in completing the design and construction of the project.
a. Attachment #1: Conceptual Drawings - Includes site plans, electrical plans, substation plans and one-line electrical diagrams.
b. Attachment #2: List of Anticipated UFGS Sections Required During Design - Includes, but is not limited to, the specification sections the Designer of Record will likely need for the project.
c. Attachment #3: Environmental Investigation Summary Memorandum - Includes the findings of an Environmental Investigation completed to determine the presence and magnitude of potential soil and groundwater impacts in the project footprint.
d. Attachment #4: Hydrant Flow Test Report - Provides the results of 2018 hydrant flow tests taken at hydrants near B249.
e. Attachment #5: Geotechnical Report - Includes the findings of a Geotechnical investigation performed to characterize the site conditions and provide geotechnical design parameters for new project features.
f. Attachment #6: Topographic Survey (Electronic Only) - Includes topographical and geophysical survey information used to develop the Design-Build Request For Proposal.
g. Attachment #7: DPW Drawing Standards - Provides information on the Detroit Arsenal Directorate of Public Works (DPW) standards for design drawings.
h. Attachment #8: DPW Site Engineering & Surveying Design Guide - Provides information on the minimum basis for the Site design of improvements which are under the jurisdiction of the Directorate of Public Works (DPW), US ARMY Garrison, Detroit Arsenal, Warren, Michigan.
i. Attachment #9: Detroit Arsenal Special Contract Requirements - Provides information on Detroit Arsenal specific contract requirements. These requirements are hereby incorporated into the contract requirements. Where conflicts exist with the UFGS
SECTION 01 02 10.00 06 Page 2 specifications, the Detroit Arsenal Special Contract Requirements shall govern.
j. Attachment #10: Excerpts from Detroit Arsenal Centerline Gardens Demolish Project - Provides sheets C-101 (Soil Erosion and Sediment Control Plan - East), C-102 (Soil Erosion and Control Plan - East), C-103 (Soil Erosion and Sediment Control Plan - South) from the "Demolish Buildings at Centerline Gardens" project. In addition, sheet C-102 (Electric and Gas Meter Location Plan) from the "Close Centerline Gardens" project.
k. Attachment #11: Excerpts from Detroit Arsenal Electrical Manhole Study - Provides sheets E-801 (Block Diagram), E-802 (Block Diagram w/ Manholes), E-803 (S25 One Line), E-804 (Bldg 212 One Line), and Sheet E-805 (Bldg 200 One Line) from the Electrical Manhole Study.
1.3 APPLICABLE CRITERIA
Applicable design and construction criteria is specifically indicated, but not limited to that mentioned in this LRL Section 01 02 10.00 06.
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.
1.4 SPECIFICATIONS
The Technical Specifications shall be developed from the Unified Facilities Guide Specifications (UFGS) by the Designers of Record. The Louisville District (LRL) versions of the UFGS shall be used in all cases where applicable. All other Specifications shall be the UFGS USACE Edition Guide Specifications unless otherwise indicated or not available.
If not available in UFGS the Designer of Record shall develop one using a SpecsIntact template. See LRL Section 01 03 00.00 06 DESIGN SUBMISSION REQUIREMENTS AFTER AWARD for further Technical Specification preparation requirements.
1.5 DESIGN QUALITY
The main objectives of this solicitation are to obtain a new electrical substation, underground duct bank distribution loop, and parking lot, including associated Site development within funds available, and to maximize design and materials quality. Design and materials quality is achieved through the integration of utility systems on the Site, selection of systems for low-cost maintenance and operation, and an overall balance of aesthetics and functionality within the parameters provided herein.
1.6 DESIGN FREEDOM
Requirements stated and illustrated in this RFP are minimums. Innovative, creative, or cost-saving proposals which meet or exceed these requirements are encouraged and shall be considered during the design charrette and design submittal reviews. The drawings provided establish area requirements and spatial relationships that have been reviewed for user function and preliminary code compliance. Site and Utility Plans may change with Government approval to enhance design, comply with codes, incorporate options, include betterments, or support constructability.
SECTION 01 02 10.00 06 Page 3
1.7 FORCE PROTECTION AND ANTI-TERRORISM CONSIDERATIONS
Project design and construction shall comply with the Department of Defense Minimum Antiterrorism Standards for Buildings which is available on the Internet at http://www.wbdg.org/ccb/browse_cat.php?o=29&c=4 Unified Facilities Criteria (UFC) for UFC 4-010-01 .
1.8 HAZARDOUS MATERIALS ABATEMENT
Asbestos abatement is required during demolition of existing electrical conductors. Lead-based electrical connectors are present where connections and splices are provided in the distribution system and shall be considered for worker safety during demolition.
The Designer of Record shall edit UFGS Section 02 82 00 ASBESTOS REMEDIATION and LRL Section 02 83 13.00 06 LEAD IN CONSTRUCTION for worker safety in removing existing electrical conductors, connections, splices, and insulation which contain asbestos and lead components.
1.8.1 Asbestos Survey
The Contractor shall be responsible for conducting new hazardous materials surveys in accordance with State and Federal law. All items found during construction that contain asbestos during demolition shall be removed and disposed of in accordance with Federal, State, and Base requirements.
1.9 PERMITS
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. The Contractor shall coordinate with all stakeholders and authorities having jurisdiction and/or right of ways over this Project.
The Contractor shall submit and receive written approvals from permitting agencies during the design stage.
The Contractor shall be responsible for obtaining all permits to comply with all Federal, State, and local regulatory requirements. All required permits shall be coordinated with the USAG-DTA Civil Engineering Office, the USAG-DTA Environmental Management Division, the State of Michigan Department of Environmental Quality (MDEQ) offices, and/or the Macomb County Department of Public Works.
1.9.1 Air Emissions Permitting
The Contractor shall be responsible for estimating the construction project emissions in accordance with the Technical Guide for Preparing a Record of Nonapplicability for the General Conformity Rule, dated November 2003. The Aberdeen Proving Ground (APG) emissions calculator will likely be used to calculate construction emissions. The construction emissions estimate must be submitted to and approved by USAG-DTA Environmental Management Division prior to the start of the Work.
1.9.2 Excavation Permit
The Contractor shall be responsible for obtaining an Excavation Permit from the USAG-DTA prior to any intrusive work. Following the submittal of the Excavation Permit, the Contractor shall also be required to attend a pre-excavation meeting at Detroit Arsenal prior to any intrusive work. In addition, utilities within work areas requiring intrusive work shall be
SECTION 01 02 10.00 06 Page 4 located using ground penetrating radar data, Michigan Utility Notification Center (MISS DIG), and private utility locator services prior to beginning intrusive work.
1.9.3 Parking Lot Disturbance Permit
The Contractor shall be responsible for obtaining a parking lot disturbance permit from the USAG-DTA prior to any parking lot work.
1.9.4 Environmental Protection Plan and Waste Management Plan
The Contractor shall be responsible for preparing an Environmental Protection Plan and a Waste Management Plan to assure all workers and Subcontractors protect the environment. These plans must be submitted to and approved by the USAG-DTA Environmental Management Division prior to the start of work.
1.9.4.1 Provisions for Environmental Protection and Waste Management
The Contractor shall be responsible for complying with provisions including, but not limited to the following:
a. Federal Acquisition Regulation (FAR) 52.204-4 Printed or Double Sided on Recycled Paper.
b. FAR 52.233-4 Recovered Material Certification.
c. FAR 52.223-9 Estimate of Percentage of Recovered Material Content for EPA Designated Products.
d. FAR 52.223-10 Waste Reduction Program.
e. FAR 52.223-11 Ozone-Depleting Substances.
f. Concrete - The Contractor shall recycle to the extent feasible, the existing pavement to be demolished. A copy of the weight tickets shall be provided to the Directorate of Public Works (DPW), Environmental Division.
g. Transformer Oil - Type and volume shall be provided to the DPW, Environmental Division. The transformer(s) shall be clearly marked or labeled non-PCB.
h. Special Wastes/Hazardous Materials - Materials identified in the geophysical/ground penetrating radar (GPR) survey as special wastes or hazardous materials shall be handled, recycled, and/or disposed of in accordance with local, State, and Federal requirements. Potential materials include but are limited to asbestos wrap, lead splices, and PCBs.
The Government reserves the right to specify salvageable material will be turned over to the Contractor, retained by the Government for reuse, and delivered to Public Works or Disposition Services. Contractor's salvage material become the property of the Contractor upon removal from the Job Site. Items of no value, as determined by the Government shall be disposed of at the Contractor's expense.
Salvage, recycle, and re-use of materials is defined as any material recovered from construction, renovation, and demolition projects that is
SECTION 01 02 10.00 06 Page 5 not disposed of at a permitted landfill. All salvable material such as aluminum, steel, iron, copper wire, and steel banding straps shall be handled by the Government.
Salvage materials may include, but are not limited to metals, wood, plastics, glass, paper or cardboard.
If the Contractor removes such items, weights for these materials shall be tallied using weight tickets if available. If weight tickets are not available, best estimates will suffice. Weights are to be reported in pounds or tons. The Contractor shall submit these reports for a given month to the DPW, Environmental Division before the close of the first week of the following month.
1.9.5 Soil Erosion and Sediment Control Permit
The Contractor shall be responsible for obtaining a Soil Erosion and Sediment Control (SESC) permit through the Macomb County Department of Public Works and performing all work associated with this permit, including regular inspections and maintenance of all SESCs, throughout the project period. The Contractor shall be responsible for the removal of all SESCs upon fulfilling the conditions required for termination of the SESC permit.
PART 2 FUNCTIONAL REQUIREMENTS
2.1 GENERAL REQUIREMENTS
The new Electrical Substation will be supplied from a 120kV transmission line located adjacent to the substation site. The new substation will consist of high voltage and medium voltage transformers. Both of the high voltage utility transformers will be 40,000 kVA. Power from the local electrical utility provider will enter the high voltage transformer at 120 kV primary voltage and step down to a secondary voltage of 13.2 kV. There will be two sets of 15kV rated switchgear with outdoor rated enclosures, underground cables, and duct bank. The 15kV switchgear will feed two additional medium voltage transformers rated at 10,000 kVA. Power will enter the medium voltage transformers at a primary voltage of 13.2 kV and step down to a secondary voltage of 4.8 kV. There will be one set of double-ended 5kV switchgear with an outdoor rated enclosure, 5kV rated underground cables, and concrete encased ductbanks. The two (2) step-down transformers are required for medium voltage compatibility with the existing equipment and infrastructure at the Detroit Arsenal during the conversion of existing equipment from 4.8kV services to 13.2kV services.
New duct banks will be constructed from the new 4.8kV switchgear, east along Patton Drive, to existing manholes located along the east side of Macarthur Drive and south of Patton Drive, to permit connection of existing 5kV conductors to the new 4.8kV switchgear. New duct banks for 13.2kV distribution will be constructed parallel to Patton Drive, east to Macarthur Drive, and west and south to Perimeter Road. The east duct bank will turn south and run parallel to Macarthur Drive to the intersection of Macarthur Drive and Pershing Drive. The west duct bank will parallel Perimeter Road to the intersection with Eisenhower Drive, then run south, parallel with Eisenhower Drive, to the intersection with Pershing Drive.
Duct banks will be constructed parallel to Pershing Drive and Arsenal Avenue to connect the east and west duct banks, creating a loop.
Pad-mounted 15kV isolation/sectionalizing switches will be installed at locations along the route of the new duct banks. New 1200 ampere
SECTION 01 02 10.00 06 Page 6 circuits, one from each end of the new 13.2kV double-ended switchgear, will be installed in the new 13.2kV duct banks. The services to Buildings 219 and 233, which are presently supplied from the circuits feeding the 200 Complex, will be reconfigured for operation at 13.2 kV, similar to the other existing loads in the 200 Complex. The primary tap connections on the existing transformers for Buildings 219 and 233will be reconnected for operation at 13.2kV. The existing feeders for the Building 219 and 233 will be transferred to a new pad-mounted switch with a new duct bank which connects to existing feeders located in existing Manhole 58. The existing 13.2kV GSPEL feed will be switched over to the new 13.2kV distribution system.
Supporting facilities includes reworking underground utilities, site development, paving, walkways, fencing, storm drainage, information systems, communication, and providing supporting exterior electrical distribution equipment. Work also includes relocation of displaced parking, information systems, fire protection, cybersecurity, landscaping, and signage.
PART 3 SITE PLANNING AND DESIGN
3.1 EXISTING CONDITIONS
The Project is located within the Detroit Arsenal. The Substation Site is located north of Patton Ave, with relocated parking lots nearby and the electrical ductbank encompasses a loop around the Detroit Arsenal which is approximately 3.3 acres. The Site is currently covered with grass and paved parking lots.
3.2 SITE DEVELOPMENT PLAN
The Site Layout Drawing provided is a conceptual layout and shall be fully developed to include the requirements of this RFP. Provide a Site Development Plan that shows the spatial and functional arrangement of the Substation requirements. The design shall provide an economical, compatible, and functional plan that utilizes the advantages of the Site, preserves the maximum number of existing trees on the Site, and organizes vehicular and pedestrian circulation. The Site Development Plan shall accommodate Site opportunities, Site constraints, RFP requirements, and applicable codes.
3.3 GRADING AND DRAINAGE
The grading shall maintain existing topography while recognizing standard gradients. There shall be a balance of the quantity of cut and fill soils to create a smooth transition of graded areas into the existing natural Site. The plan shall reflect selective Site clearing that preserves as many trees as possible. 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.
3.4 CIRCULATION AND PARKING
The vehicular and pedestrian circulation system shall promote safe, SECTION 01 02 10.00 06 Page 7 efficient movement of vehicles and pedestrians within the 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.
3.4.1 Vehicular Circulation
Vehicular circulation layout is determined by applying the design vehicle templates to the Site Design. The passenger car class includes passenger cars and light delivery trucks, such as vans and pick-ups. The passenger car template is equivalent to the non-organizational - privately owned vehicle (POV). The truck class template includes single-unit trucks, recreation vehicles, buses, truck tractor/semi-trailer combinations, and trucks or truck tractors with semi-trailers in combination with full trailers. Templates showing the turning movements for design vehicles are provided by the American Association of State Highway and Transportation Officials (AASHTO). Obtain templates and utilize them during the design of the facility. Provide the vehicle clearances that are required to meet traffic safety for emergency vehicles, service vehicles, and moving vans.
Site entrances and Site drive aisles shall include required traffic control signage. Maximize spacing between drives, incorporate right-angle turns, and limit the points of conflicts between traffic.
3.4.2 Vehicular Parking
Vehicular parking spaces shall be provided at a minimum of one to one replacement of those displaced by the construction of the new electrical substation, including the handicapped accessible parking spaces.
3.5 DEFINITIONS
3.5.1 Entrance and Intersection Design
For Site entrances and drive aisle intersections, provide "T" intersection offsets of at least 125 feet. The preferred angle of intersection is right-angle (90 degrees).
3.5.2 Drive Aisle Design
The selected design vehicle templates determine dimensions for drive aisles for parking lots. 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.
3.5.3 Vehicle Parking
Stalls without vehicle overhang shall be 9.5 feet by 18.5 feet. The design vehicle template that is used to design this space shall be described.
3.5.4 Pedestrian Circulation
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. Topography and vegetation shall be used to control and reinforce movement. Design
SECTION 01 02 10.00 06 Page 8 pedestrian concentration areas with adequate paved areas. Sidewalks shall not cross into existing tree driplines.
PART 4 SITE ENGINEERING
4.1 Design Standards, Codes, and Criteria
The site design for all facilities shall be in accordance with the latest version (as of the issue date of the RFP) of the following standards, codes, and criteria. Where the criteria conflict, the most stringent requirement(s) shall apply.
ABA Architectural Barriers Act
ADA/ABAAG Americans with Disabilities Act
ANSI/ASHRAE/USGBC/IES Standard Design of High-Performance Green Buildings (Except Low-Rise Residential Buildings), American Society of Heating, Refrigerating, and Air-Conditioning Engineers and the U.S. Green Building Council
AR Army Regulation 420-1, Army Facilities Management
Detroit Arsenal Site Engineering and Surveying Design Guide
EISA Section 438 Technical Guidance on Implementing the Stormwater Runoff Requirements for Federal Projects under Section 438 of the Energy Independence and Security Act
LEED v4 for BD+C US Green Building Council (USGBC) - Leadership in Energy and Environmental Design (LEED) for Building Design and Construction Version 4
MUTCD Federal Highway Administration (FHWA), Manual on Uniform Traffic Control Devices (MUTCD)
NPDES National Pollutant Discharge Elimination System (NPDES) for Construction Activities
SDDCTEA Pamphlet 55-17 Better Military Traffic Engineering
UFC 2-100-01 Installation Master Planning
UFC 3-201-01 Civil Engineering
UFC 3-201-02 Landscape Architecture
UFC 3-210-10 Low Impact Development
UFC 3-220-08FA Engineering Use of Geotextiles
UFC 3-250-01FA Pavement Design for Roads, Streets, Walks, and Open Storage Areas
UFC 3-250-03 Standard Practice Manual for Flexible Pavements
SECTION 01 02 10.00 06 Page 9
UFC 3-250-04 Standard Practice for Concrete Pavements
UFC 3-600-01 Fire Protection Engineering for Facilities
UFC 4-010-01 DoD Minimum Antiterrorism Standards For Buildings
UFC 4-010-02 DoD Minimum Antiterrorism Standoff Distances for Buildings
UFC 4-022-03 Security Fences and Gates
4.2 GENERAL
Site development associated with the Substation consists of the earthwork, paved areas for three automobile parking lots, an unloading access drive, four security access gates, sidewalks, curbs and gutters, and storm sewer systems. For guidance relating to the Site planning and design, refer to
TM 5-803-14
( http://armypubs.army.mil/eng/ ). Paved areas shall be laid out using a combination of profiles, typical sections, and spot elevations. Slopes away from the structures that are part of this Project shall be a minimum of 1.5 percent. Contours shall not be used for the grading of any paved access ways 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.
4.2.1 Materials
As a minimum design criteria all materials shall conform with the applicable sections of the State of Michigan regulations.
4.2.2 Standoff Distances
Submittal Drawings shall include the standoff lines at the appropriate distances to indicate that the design is in compliance with UFC 4-010-01 which is available at https://www.wbdg.org/ccb/browse_cat.php?c=4 .
4.2.3 Site Survey
A Site Survey was conducted by the AE Consultant on the Detroit Arsenal.
Steve Rose (Area Engineer, USACE Louisville) is the POC at (313) 226-5013. This survey includes all planimetric features such as buildings, sidewalks, roadways, parking areas (including type such as gravel, paved, concrete, etc.), visible utilities, trees (including trunk diameter), road culverts (including type, size, and inverts). Rim, ground surface and invert elevations and pipe sizes at sanitary manholes, cleanouts, storm manholes, inlets and catch basins, location of fire hydrants and water valves, location and type of fences and walls are shown. This survey shall be provided to the successful DB Contractor in electronic format. See the drawings in the appendices for survey data to be used for proposals.
4.2.4 Notification Prior to Excavation
Notification shall be minimum 30 days prior to the planned excavation to allow processing. The Contractor shall submit Form 103, BCE Work Request (Dig Permit) and obtain approval prior to excavation. The Government
SECTION 01 02 10.00 06 Page 10 shall mark out known existing underground utilities in the Work Area. The marked location of the existing utilities is approximate. Excavation by power driven equipment is not permitted within three (3) feet of either side of the marked utility. Hand excavate on each side of the indicated obstruction and continue until uncovered or clearance for the new grade is assured.
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 DB Contractor at no additional cost to the Government. Damage to unmarked utilities shall be repaired or replaced by the DB Contractor and be subject to an equitable adjustment in the Contract amount. Repair is defined as permanent, code compliant measures as approved by the Contracting Officer.
4.3 DEMOLITION
This Project requires the demolition of some sidewalks that cross the driveways to the parking lots and parking lot pavement for placement of the Substation. Any existing light poles that interfere with the new driveways or exist in the Substation footprint shall be relocated by the DB Contractor as indicated by the Designer of Record. Any waste excavation shall be disposed of off-site.
4.3.1 Abandoned Structures and Utilities
New structures often perform poorly and exhibit cracking when constructed over old floor slabs, footings, or other structures. The cracking is typically located in the area immediately over the old structures, resulting from variable support conditions. The Site shall be prepared to provide relatively uniform subgrade support for the proposed development, including the removal of existing foundations, grade slabs, pavements, and old fill that may be encountered in discrete locations within the Substation limits during Site excavations. Abandoned utility pipes within the Substation footprint shall be removed. An on-site decision by the Designer of Record shall be made concerning the necessity for removal of below grade objects under the parking areas.
4.4 ENTRANCES AND PARKING LOTS
Proposed entrance locations, widths, and return radii are illustrated on the attached Site Plan. Handicap accessibility requirements shall follow the ABA Accessibility Guidelines for Buildings and Facilities.
4.5 SIDEWALKS
Sidewalks shall be designed to meet the ABA Accessibility Guidelines for Buildings and Facilities. Sidewalks shall be constructed of Portland cement concrete, shall be a minimum of 4 feet wide exclusive of curb width, and shall be made with wire mesh reinforced concrete at a minimum thickness of 4 inches. Where walks are adjacent to the curb, the curb width shall not be included as sidewalk. Ramps for handicapped individuals shall be provided at intersections by depressing street curbs and adjacent sidewalk. Any exterior railings provided around walks, ramps, and stairs shall be stainless steel or pre-finished aluminum.
4.6 CURBS AND GUTTERS
All driveway curb entrance radii shall be granite curb to match existing
SECTION 01 02 10.00 06 Page 11 granite curbs. Continue with concrete curb and gutter within Site interior. Curbs and gutters constructed within the parking areas shall be concrete curbing, 6 inches wide, 1-inch radius, and sloped for the top exposed 6 inches. The remaining 12 inches shall be below the surface.
4.7 STORM SEWER SYSTEM
A storm sewer system shall be designed by the Designer of Record to facilitate positive drainage of the parking facilities and general site.
The design shall be for a 10 year 24-hr storm occurrence. All storm drainage system piping shall be reinforced concrete pipe. All gutters and downspouts shall connect to the storm sewer system. The building foundation drains and pavement sub-drains shall also connect to the storm sewer system. The new system shall connect to the existing infrastructure at an existing manhole, catch basin or ditch. Where design requires connection to a storm sewer between manholes, a new manhole shall be constructed over the existing pipe in order to form the junction. The existing storm sewer system is shown on the Utility Site Plan.
The existing system capacity shall be analyzed. In-line detention may be required if the existing infrastructure does not have the capacity to handle the increased flow from this Project.
The new storm sewer collection system shall be designed in accordance with Detroit Arsenal's Site Engineering and Surveying Design Guide and the following manuals which are available on the Internet web site http://armypubs.army.mil/eng :
a. TM 5-820-4 "Drainage, Areas other than Airfields".
4.8 SOILS
4.8.1 Soil and Foundation Report (Geotechnical Report)
A preliminary Soil and Foundation Report is provided as part of this RFP.
A drawing indicating Subsurface Explorations locations is provided. The report provides an overview of soils and geologic conditions, and is furnished for informational purposes only. The DB Contractor shall, with the consulting professional geotechnical engineer, be responsible for determining all pertinent site specific geotechnical conditions. The DB Contractor shall prepare and provide final geotechnical report to include, but not be limited to: Classification of soil and rock; depth and competency of underlying bedrock; extent of boulders; bearing capacity of soil and rock; modulus of subgrade reaction for floor slab design, settlement potential; sinkhole remediation measures; earthwork recommendations; special procedures for removal of existing foundations and undocumented fill; seismic design parameters; compaction requirements;
groundwater characteristics; infiltration and permeability; erosion and siltation; surface and subsurface drainage; and soil resistivity. The DB Contractor's final geotechnical report shall include all design calculations.
4.8.2 Certification
The DB Contractor and the professional geotechnical engineer consultant shall certify in writing that the design of the Project has been developed consistent with the final geotechnical report. The certification shall be stamped by the consulting professional geotechnical engineer and shall be submitted with the first design submission. If revisions are made to the
SECTION 01 02 10.00 06 Page 12 initial design submission, a new certification shall be provided with the final design submission.
4.8.3 Soil Compaction
Soil compaction shall be achieved by equipment approved by a professional geotechnical engineer. Material shall be moistened or aerated as necessary to provide the moisture content that shall readily facilitate obtaining the compaction specified with the equipment used. Each layer of fill placement should be no greater than 8-inch thick when compacting with self-propelled compaction equipment or 4-inch thickness when compacting with hand-guided equipment. Compact each layer to not less than the percentage of maximum density specified in TABLE 4-1, determined in accordance with ASTM D698.
TABLE 4-1 Soil Compaction
Subgrade Preparation, Fills, Embankments, and Backfills
Compaction Requirements (Percentage of Maximum Density)
Structures & Building Slabs 98
Streets, Paved Areas 98
Sidewalks 98
Grassed Area 90
The requirements shall be verified or modifications recommended by the consulting professional geotechnical engineer in the report wherever engineering, soils, or climatic factors indicate the necessity. Any modification to the stated compaction requirements shall require the approval of the Contracting Officer.
4.8.4 Soil Disposal
Due to characteristics of the native soil at Detroit Arsenal, including naturally occurring arsenic and selenium, if reuse of all excavated soils is not practical or economical, then all soil removed from the Project Site shall be disposed of at a Type II landfill in accordance with all applicable Federal, State, and local laws and regulations.
Additionally, a subsurface environmental investigation has been conducted in conjunction with the Project design to identify locations within the Project footprint that may have soil and/or groundwater impacts due to historical operations. The subsurface investigation report is included as attachment.
4.9 SEDIMENT AND EROSION CONTROL
Sediment and Erosion Control Plans shall be provided by the DB Contractor. Diversion dikes and silt fences shall be placed around drainage structures to prevent sediment from entering the existing storm sewer system. Perimeter silt fence shall be placed to prevent sediment from leaving the Site via sheet flow.
The Contractor shall be responsible for obtaining a Soil Erosion and Sediment Control (SESC) permit through the Macomb County Department of Public Works and performing all work associated with this permit, SECTION 01 02 10.00 06 Page 13 including regular inspections and maintenance of all SESCs, throughout the Project period. The Contractor shall be responsible for the removal of all SESCs upon fulfilling the conditions required for termination of the SESC permit.
4.9.1 Lawn Establishment
All disturbed areas of the Site shall be hydro seeded. Use UFGS Section 32 92 19 SEEDING with a blend of regionally appropriate grass seed, mulch, and fertilizer. The hydro seeding mulch shall be spread by machine to cover the soil completely to establish a lawn and prevent erosion.
4.10 SECURITY ACCESS GATE
Security Access Gates shall be placed at the entrance to the Substation as shown on the Site Plan. Four gates shall be required and shall be manual swing gates.
4.11 Cathodic Protection
Cathodic Protection (CP) is mandatory on buried ferrous metallic structures as described below:
a. Pipe.
b. Fittings.
4.11.1 Corrosion Control
Mandated for all metallic underground storage tanks storing petroleum or hazardous substance by 40 CFR 280 and AR 200-1 and on hazardous liquid pipelines (e.g., liquid fuel) by 49 CFR 195 .
4.11.2 Design Requirements
CP systems must be designed to provide protective potential to meet the requirements of the National Association of Corrosion Engineers (NACE) Standard NACE SP-0169 or NACE SP-0185 , as appropriate.
4.11.3 Compatibility
New or supplemental CP systems shall be compatible with existing CP systems and other adjacent structures or components. New systems should be compatible with existing systems to allow ease of repair and maintenance.
4.11.4 Tracer Wire
When plastic pipe is used to extend a steel gas distribution main, an insulated No. 8 AWG copper wire shall be exothermically welded to the existing steel main and run the length of the new plastic main. This wire can be used as a locator tracer wire and to maintain continuity to any future steel gas main extension.
4.11.5 Coatings
CP and protective coatings shall be provided for the following buried and submerged ferrous metallic structures regardless of soil or water resistivity:
SECTION 01 02 10.00 06 Page 14
a. Fire protection and potable water piping.
b. Conduit piping systems. Required for underground heatferrous metallic conduit.
c. Hazardous storage structures. Structures with hazardous products as identified by the installation.
4.11.6 Ductile Iron Piping Systems
Provide (except for ductile iron piping under floor in soil) CP and/or bonded or unbonded coatings for ductile iron piping. Unbonded coatings are defined in ANSI/AWWA C105/A21.5 .
4.11.7 Gravity Sewer Lines, Cable, and Other Structures
Provide CP and protective coatings for gravity sewer lines and the following structures in soil resistivity conditions above 10,000 Ohm-cm:
a. Concentric neutral cable.
b. Buried and submerged ferrous metallic structures not covered above.
4.11.8 Contact with Concrete
Ferrous metallic piping passing through concrete shall not be in contact with the concrete.
4.12 WATER DISTRIBUTION SYSTEM
The design and installation (including materials) of the water distribution system for the Site shall be in accordance with UFGS Section 33 11 00 WATER DISTRIBUTION and LRL Section 31 00 00.00 06 EARTHWORK, which shall be developed by the Designer of Record.
The Contractor shall verify domestic and fire demands for the new electrical substation and shall verify the design of all components of the domestic and fire protection supply systems. Water mains at the Site appear to be of adequate size to satisfy both domestic and fire flow requirements. Minimum main size for fire protection piping is 6 inches.
Fire hydrants and valves shall conform to the requirements of UFGS Section 33 11 00 WATER DISTRIBUTION. Fire hydrants required for the Project spacing shall be no greater than 500 feet apart by paved road. In addition, a hydrant shall be provided so that all parts of the facilities can be reached by hose lines not over 350 feet long. All distances shall be calculated along the closest route that the fire apparatus must travel (i.e., along the curb or access lane). Existing fire hydrants may be included for spacing requirements. New fire hydrants shall be added as necessary to meet the spacing requirements. Hydrant laterals shall be 6 inches minimum size, and shall not exceed 50 feet in length, and shall have an underground shutoff valve. Valve box, at each lateral, shall be located within 10 feet of the hydrant, and shall not be located where obstructed by parked vehicles, shrubbery, etc. Guard post barriers shall be provided where hydrant locations are subject to vehicle damage.
A water flow test was performed by Detroit Arsenal and yielded the following results: 45 psi static pressure, 993 gpm flow at a residual
SECTION 01 02 10.00 06 Page 15 pressure of 40 psi. The water flow data sheets are available in the appendices.
PART 5 STRUCTURAL DESIGN
5.1 GENERAL
No particular structural system is selected or recommended by the Government; therefore, the structural design is the Contractor's responsibility within the parameters given in this Section 01 02 10.00 06.
The criteria established herein shall be used for the determination of structural loads, the analysis and design of all structural systems, and the construction of all structural systems. All structural calculations shall be checked and initialed by a registered engineer other than the original design engineer. Construction Documents (Drawings and Specifications) shall be sealed and signed by a Professional Engineer registered to perform work in the jurisdiction.
5.2 DESIGN STANDARDS, CODES, AND CRITERIA
Design and construction of the structural systems shall comply with the latest editions (as of the issue date of the RFP) of the following standards, codes, and criteria. Where the criteria conflict, the most stringent requirement(s) shall apply.
a. International Building Code, IBC.
b. ASCE 7, Minimum Design Loads for Buildings and Other Structures.
c. ASCE 113 , Substation Structure Design Guide.
d. Building Code Requirements for Structural Concrete and Commentary, ACI 318 .
e. PCI Design Handbook - Precast and Prestressed Concrete.
f. Cold-Formed Steel Design Manual, AISI latest edition.
g. Specifications for the Design of Cold-Formed Steel Structural Members, AISI latest Edition.
h. Manual of Steel Construction - American Institute of Steel Construction, latest edition.
i. Specification for Structural Joints Using ASTM A325 or ASTM A490 bolts.
j. Structural Welding Code - Steel, ANSI/AWS D1.1 .
k. PCI Design Handbook - Precast and Prestressed Concrete, latest edition.
l. FEMA P-750 - NEHRP Recommended Provisions For Seismic Regulations For New Buildings and Other Structures.
m. Michigan Building Code.
n. UFC 1-200-01 , Structural DOD Building Code.
o. UFC 3-301-01 , Structural Engineering.
SECTION 01 02 10.00 06 Page 16
p. UFC 3-310-04 , Seismic Design of Buildings.
q. UFC 4-010-01 , DOD Minimum Antiterrorism Standards for Buildings.
r. UFC 4-010-02 , DOD Minimum Antiterrorism Standoff Distances for Buildings.
s. IEEE 980 , Containment and Control of Oil Spills in Substations.
5.2.1 Minimum Live Load Requirements
Minimum live load requirements shall be computed using the Project Design Standards, codes and criteria, but shall not be less than the following:
a. Floor: 100 psf.
b. Roof: 20 psf.
c. Mechanical Room: 125 psf or actual weight of equipment.
5.2.2 Wind Loads
The wind loads shall be designed using ASCE 7 Exposure Category C.
5.2.3 Snow Loads
The snow loads shall be designed using ASCE 7. Ground snow load shall be 25 psf minimum.
5.2.4 Seismic Loads
The seismic loads shall be designed using ASCE 7, for the following minimum requirements:
a. Seismic Use Group III.
b. Occupancy Importance Factor = 1.25.
c. Site Class - D.
d. Seismic Design Category - B.
5.2.5 Construction Drawings
All drawings shall be composed in accordance with and shall provide information as required by the International Building Code, IBC, Chapter 16 "Structural Design", Section 1603 "Construction Documents".
5.3 STRUCTURAL COMPONENTS AND SYSTEMS
All structural components and systems shall comply with the requirements of the applicable standards, codes, and criteria as well as industry standards and commonly accepted methods of practice. Logical alternative foundations and framing methods should be considered when selecting an appropriate structural system. Non-combustible construction is preferable, even where combustible materials are allowed. Wood shall not be used for any structural members.
SECTION 01 02 10.00 06 Page 17
a. Elements To Be Evaluated And Addressed.
b. Total Life Cycle cost effectiveness of the system.
c. Constructability.
d. Experience level of local Contractors and labor force.
e. Availability and use of local materials.
5.3.1 Foundations
Only drilled shaft foundations, mat foundations, and spread footings shall be used. A Soil and Foundation Report is provided as part of this RFP in the appendices. A drawing indicating Subsurface Explorations and Geologic Profiles for the proposed site is also provided. For additional information on the soil and foundation report, certification, soil compaction, and capillary water barrier, see PART 4 SITE ENGINEERING.
5.3.1.1 Spread Footings
Minimum size shall be 3 feet - 0 inches.
5.3.2 Mat foundations
Floating type, soil supported slab-on-grade shall be used. A Soil and Foundation Report is provided as part of this RFP in the appendices. The minimum slab thickness shall be 0 feet - 6 inches. Reinforcing bars shall be used in lieu of welded wire fabric.
5.3.3 Shear Walls
Materials of construction for shear walls shall be reinforced masonry, reinforced concrete (cast in place or precast) walls, or metal stud walls. Wood stud walls shall not be used.
5.3.4 Drilled Shaft Foundations
Materials of construction shall be reinforced concrete. Minimum diameter shall be 2 feet - 6 inches.
5.3.5 Vertical Framing…
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