SYR RTR Specs Final.pdf
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- Attached to
- Syracuse, NY RTR Tower Project Federal contract opportunity
- Solicitation number
- 6973GH-21-R-00066
About this file
This solicitation seeks proposals for a tower construction project at the Syracuse, NY International Airport. The Federal Aviation Administration requires demolition of four existing towers and construction of a new 40-foot self-supporting steel tower, foundation, and associated work per specifications, drawings, and statements of work. Proposals are due by 5:00pm CST on May 14, 2021. The contract will be a firm-fixed price construction contract awarded to the responsible offeror with the lowest price. Offerors must be registered in the System for Award Management and eligible under the Acquisition Management System. Inquiries should be directed to the specified contracting officer by the question deadline of May 7, 2021.
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Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| Contractor Release Form DOT F 4220.4.pdf | ||
| Experience Information Form.pdf | ||
| 6973GH-21-R-00066.pdf | ||
| WAGE DETERMINATION.pdf | ||
| SYR RTR Tower Replacement Drawings Final.pdf | ||
| Payment Bond (08.31.1997).doc | DOC document | |
| ES-21-00334 SYR RTR Tower Replacement Scope of Work.pdf | ||
| Performance Bond (12.31.2004).pdf |
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Text version
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
NEW ENGLAND REGIONAL OFFICE
1200 DISTRICT AVE.
BURLINGTON, MA 01803
TECHNICAL
SPECIFICATIONS
FOR THE
ANTENNA
TOWER INSTALLATION
at the
Syracuse Hancock International Airport
Syracuse, NY
PREPARED BY: AJW-E13A
DATE: 10 March 2020
TABLE OF CONTENTS
SECTION TITLE
DIVISION 1 - GENERAL REQUIREMENTS
1-1 Summary Of Work 1-2 Site Access, Construction Limits, Use of Facilities And Work Hours 1-3 Coordination, Local Permits, and Testing 1-4 Government Furnished Material 1-5 Planned Contract Progress Schedule 1-6 Preconstruction Conference 1-7 Submittals 1-8 Temporary Facilities 1-9 Materials and Equipment 1-10 Contract Close Out 1-11 Safety and Health
DIVISION 2 - SITE WORK
2-2 General Site Work 2-4 Excavating and Backfilling
DIVISION 3 – CONCRETE
3-1 Concrete Formwork 3-2 Concrete Reinforcement 3-3 Cast-In-Place-Concrete 3-4 Finishing and Curing
DIVISION 13 – SPECIAL CONSTRUCTION
13-1 Antenna Tower
DIVISION 16 – ELECTRICAL
16-1 16-2 16-3
Electrical Work N/A this Contract Coax Cable Work
APPENDIX – A SOIL BORING
APPENDIX - B TOWER DESIGN
APPENDIX – C TACO ANTENNA SPECS
1-1 SUMMARY OF WORK
1-1.1 General.- These specifications, together with the referenced specifications, and standards specified in the Contract Documents, cover the requirements of the Federal Aviation Administration, hereinafter referred to as the Government or FAA, for certain work associated with the installation of; one 40-ft high, 24-ft x 16-ft, self-supporting steel antenna platform tower with; four corner swing-arm antenna mounts, walk up stairway, 14 total antenna mounts, counterpoise grounding and lightning protection, elevated cable tray/ice bridge with (28) LMR-900 DB coax cables, dual OB light, located at the Syracuse, NY International Airport.
1-1.2 Scope. – The Contractor shall provide the necessary; labor, materials, supplies, and equipment to install: one 40-ft high, 24ft x 16-ft self-supporting steel platform antenna tower with; elevated ice bridge and (28) – LMR-900 DB cables from a new junction box installed inside the existing shelter to the new tower junction box; demo existing pad in new foundation footprint, excavate and install concrete foundation for the antenna tower, erect the antenna tower along with all associated items; platform, railings, walk up stairway, ice bridging, cable wave-quide ladder, LMR-900DB cables, antenna mounts, grounding and lightning protection, OB lights, etc.; and perform site work as required. Contractor shall remove existing 55’ towers (4) and materials associated.
Contractor’s basic work flow will consist of:
• Site layout, thorough underground survey (ground penetrating radar study) for cable and utility marking and identification
• Soil Borings (two), along with soil data/analysis (see Appendix - A)
• Demo Existing pad in new foundation footprint.
• Install concrete foundation per tower manufacturer’s design drawings.
• Install the specified underground counterpoise grounding and lightning protection system for the tower
• Supply, assemble and erect tower structure per tower design requirements (Appendix - B).
• Install overhead ice bridging from shelter to tower with LMR cables and electrical power to OB light and GFCI.
• Provide and install one 36” x 36” x 12” junction box on the tower platform.
• Provide and install one 36” x 36” x 12” shelter interior junction box.
• Provide and install the (28) Times Microwave - LMR-900 (DB) cables from the shelter j-box to the tower platform j-box.
• Install a high quality FAA rated dual configuration steady burning red dual bulb type obstruction light
(Must be approved i.e. Duralight). The obstruction light shall be mounted no less than 12 inches above the uppermost handrail of the tower platform.
• Grade, level and install new crusher run and topsoil and grass seeding as needed to bring any and all disturbed areas to original conditions / match surrounding areas.
• Remove all loam (top soil) or paving from under and surrounding (3ft out from perimeter) the tower platform. Replace with ¾” crushed stone over commercial grade landscape filter fabric, grade and compact as required.
Installation Procedure:
During the installation, all work shall be coordinated with the on-site Contracting Officer’s Representative (COR). A realistic/accurate project schedule with dates shall be submitted to the on-site COR.
The Contractor shall locate, identify and mark all existing underground power, communication cable and utilities before performing soil boring and beginning any excavation. The Contractor shall coordinate with the on-site COR for the exact location of the new foundation, underground conduits, conduit markers, and handholes.
Any shutdown of the utility power or communication services to any FAA facility will be coordinated with the on-site COR. All facility shutdowns shall be requested by the Contractor 48 hours before the desired shutdown.
There are existing power service feeds, telecommunication cables and FAA field equipment within buried underground conduits and cables. Extreme care must be taken during the excavation process so these cables are not severed or affected. Any disconnection or separation of these cables will result in an inoperable facility that will have a direct effect on air traffic. The Contractor will be fully responsible for the immediate repair and cost of any severed or damaged cables during this contract administration.
The Contractor is advised that current FAA facilities are fully operational and any unscheduled interruptions may cause aircraft accidents and loss of life. The facilities shall remain operational throughout the entire contract unless a shutdown is scheduled.
1-1.3 Intent of Specifications. - This specification identifies all labor, materials, supplies and equipment to perform the work required to modernize the facility. All work performed and all materials and equipment used shall be subject to the approval of the COR. This shall include, but not be limited to, testing, inspection, scheduling, reporting, and submittals.
1.1.4 Contract Documents/Drawings. - These documents form a part of this specification:
Drawing set - - - SYR-1600912- # # # #
1-1.4.1 Measurements: - All dimensions shall be verified, by the contractor, using actual on-site field measurements. Any discrepancies between the specifications/drawings and the existing field conditions shall be referred to the COR before any work is performed.
1-1.5 Document sources.
1-1.5.1 Federal specifications.- The Federal specifications, standards, supplements, amendments, and indices are prepared and issued by the General Services Administration of the Federal Government. They may be obtained from the Specifications Activity, Printed Materials Supply Division, Building 197, Naval Weapons Plant, Washington, D. C. 20407.
1-1.5.2 Applicable documents.- The current issues of the following documents that are in effect on the date of issuance of the request for offer form a part of this specification and are applicable herein.
1. AIA American Institute of Architects
2. AISC American Institute of Steel Construction
3. ANSI American National Standards Institute
4. ACI American Concrete Institute
5. FS Federal Specification
6. OSHA Occupational Safety and Health Administration
7. ASTM American Society for Testing and Materials
8. NFPA National Fire Protection Association
1-1.5.3 Project Coordination - The Contractor shall be required to coordinate all construction activities with the FAA System Service Center Office (SSC) personnel through the on-site FAA Resident Engineer – Contracting Officers Representative (COR). All work which effects FAA or flight operations shall be coordinated and approved by FAA personnel through the RE at least twenty-four (24) hours in advance of the scheduled work. Failure to notify and obtain the necessary approval may result in a rescheduling of the work. No claim for delay will be entertained in such case. If weather conditions or aircraft operations preclude a scheduled shutdown of an existing FAA facility or runway, the Contractor shall reschedule the work. The Contractor will be required to coordinate all power shutdowns of existing facilities with the FAA SSC office through the COR at least twenty-four (24) hours in advance.
1-1.5.4 Layout of Work - The Contractor shall lay out his/her work from the established base lines and benchmarks indicated on the drawings and shall be responsible for all measurements in connection therewith. The Contractor shall furnish, at his own expense, all stakes, templates, tools, and materials and labor as may be required in laying out any part of the work. The Contractor will be held responsible for the execution of the work to such lines and grades as may be established or indicated by the RE. It shall be the responsibility of the Contractor to maintain and preserve all stakes and other marks previously established until authorized to remove them. If such marks are destroyed by the Contractor, or through his negligence, before authorized removal, they may be replaced by the RE at his discretion. The expense of replacement will be deducted from any amounts due or to become due to the Contractor.
1-2 SITE ACCESS, CONSTRUCTION LIMITS, USE OF FACILITIES AND WORK HOURS
1-2.1 General.- Contractor shall be escorted at all times by FAA personnel. Access into the site is via Security gates and requires an FAA escort for daily access.
1-2.1.2 Damage to site.- Damage to the FAA site or any abutting properties caused by the contractor's activities must be repaired by the contractor. All costs of repairs shall be paid by the contractor. After notice to proceed and prior to the commencement of construction, the contractor and the COR shall conduct joint inspections of the existing areas to be affected by the construction. Existing conditions shall be noted by both the contractor and the COR and will be used as the basis for determination of damages caused by the contractor's operations.
1-2.1.3 Contractor's use of Premises.- as allowed by the FAA and SRAA.
1-2.1.3.1 Work Hours. Typical work hours are 7:00 A.M. each morning Monday through Thursday and shall end at approximately 5:00 P.M. Deviation from this work schedule may be discussed prior to the Notice To Proceed date during the Pre-construction Conference. Additional changes/requests to previously agreed upon work schedule shall be submitted to the COR for approval. All work beyond normal work hours shall be requested in writing to the COR 24 hours in advance. Approval of the request shall be allowed at the COR's discretion.
During construction, if the contractor plans to stop work, the contractor shall notify the COR at least 24 hours prior to that time. The contractor shall notify the COR 48 hours in advance in order to reschedule any on site activity after stopping work.
1-2.1.3.2 Airport Safety. The Contractor shall comply with all requirements per the FAA and Syracuse Hancock International Airport – Syracuse Regional Airport Authority (SRAA), including but not limited to;
safety requirements for material disposal, badges, radio transceivers, flashing lights, vehicular operations on the AOA, special insurance requirements, displaced threshold markings, crane operations, delivery schedules and requirements and construction safety plans according to OSHA and or FAA requirements. SRAA has jurisdiction over operating procedures on and around the airport. The Contractor shall comply with the items discussed at the preconstruction conference.
1-2.1.3.3 Airport Security & Badging. The Contractor shall meet all of the security requirements identified by SRAA. These requirements will be discussed further at the Preconstruction Conference.
1-2.1.3.4 Equipment Operation & Permits. No equipment will be permitted to extend above the 20:1 obstruction clearance plane along the extended centerline of the runway when landing operations are conducted on the runway. The 20:1 obstruction clearance plane starts at the displaced threshold four hundred (400) feet inboard from the runway threshold (at the runway elevation).
1-2.1.3.5 Work Limitations. Should increased air traffic activity or adverse weather conditions require discontinuance of work that would interfere with air traffic, the Contractor will be required to stop such work promptly and remove any equipment or materials which may constitute interference. Said potential delays shall not result in any additional cost to the government.
1-2.1.3.6 Runway Safety Area Construction Limitations. N/A
1-2.1.3.7 Storage Piles. The location of storage piles shall be as approved by the COR. Storage piles of any material shall be located so as not to interfere with access to the site.
1-2.1.3.8 Vehicles in Airport Operations Area (AOA). No movement by the Contractor or his/her subcontractors shall be permitted within the AOA without permission from the COR, SRAA and Air Traffic control. All movements within the AOA shall be discussed with the COR. All vehicles operating within the AOA shall be properly identified, and escorted by a radio equipped vehicle with a properly badged driver.
AOA operations shall be discussed in detail at the preconstruction meeting.
1-2.1.3.9 Radio Communications. N/A
1-2.1.3.10 Man-Hole Access. Access to man-holes shall be coordinated with the COR. Work in the man-holes shall conform to all; OSHA, SRAA, FAA, and local regulations.
1-2.1.3.11 Existing Utilities. Subsurface utilities and cables, whose existence is known to the FAA, are shown on the contract drawings in approximate locations. Other utilities may not be shown on the contract drawings. The Contractor shall field verify the location of underground utilities before excavating. This shall be accomplished, in part, by coordinating with the local FAA System Support Center (SSC), the COR, along with a comprehensive underground penetrating radar study.
1.2.1.3.12 Excavation. “Hand excavation” methods shall be used in locating all existing utilities. Hand excavation shall be required within 10-ft or less of any know underground utility or cables. The Contractor at no additional cost to the Government shall immediately repair any damage caused by the Contractor.
Repairs, if necessary, shall be in accordance with the specifications and conditions stipulated by the COR.
1-2.1.3.13 Housekeeping - The contractor and subcontractors shall maintain the job site in a neat and orderly condition. This includes the daily removal of rubbish, waste materials, tools, equipment, and any other debris that the COR deems necessary. Contractor shall assume full responsibility for the protection and safekeeping of products stored on the site.
1-3 COORDINATION, LOCAL PERMITS AND TESTING
1-3.1 General.-
1-3.1.1 Scope.- This section covers the requirements for testing and permits, inspections and approvals and coordination of construction required to complete the work.
1-3.2 Applicable Documents.- (not used).
1-3.3 Requirements.-
1-3.3.1 Project Coordination.- The contractor shall prepare a detailed schedule of work, and arrange the work so as to prevent conflicts between subcontractors. The contractor shall be responsible for coordination of the work by different trades, and all of the work of this contract. The contractor shall resolve all coordination conflicts that arise among subcontractors.
1-3.3.2 Permits.- The contractor shall apply, pay fees, and obtain local building permits and inspections as required by SRAA, and the City or State.
1-3.3.3 Building Codes.- Construction shall be performed in compliance with the most current editions of BOCA, UBC Building Codes, the National Electrical Code and the specifications mentioned in this document. If Contract Documents exceed code requirements, the Contract Documents shall govern.
1-3.3.4 Test and inspections.- During the progress of work make all tests for the installation required by these specifications. If applicable, perform all testing required by State or local authorities having jurisdiction of the work. Tests shall be made before systems are concealed or covered. Tests shall be made in the presence of the COR and other authorities requiring tests. Unless specified otherwise, the Contractor shall pay all costs, inspection charges, and fees required for testing the work or materials.
1-3.4 Existing Utilities.- During the progress of the work, the contractor shall provide for all existing utilities and services affected. Maintain existing outlets, switches and lighting, whether or not they are shown on the plans. Continue the existence of all impacted electrical and other services in the building as part of the finished product.
1-4 GOVERNMENT FURNISHED MATERIAL
1-4.4 GFM LIST. There are NO Government Furnished Materials (GFM) for this project. The contractor shall provide all materials and hardware which are necessary to complete the installation shown on these drawings and as stated within the specifications.
1-4.5 Storage Location.- The contractor shall coordinate with SRAA Operations and FAA for permission to establish a ‘staging area’ for construction materials and equipment.
1-5 PLANNED CONTRACT PROGRESS SCHEDULE
1-5.1 SCHEDULE.- The contractor shall, within 20 days from date of award of contract and receiving Notice to Proceed (NTP) - (unless a different time is specified in the contract), submit to the COR for approval a Construction Schedule, showing the order listed below.
1-5.2 Schedule Milestones.
Site layout/underground marking/utility identifications Soil Borings/analysis Foundation Design (NY State PE certified) Foundation excavation & installation Tower Design drawings (PE certified within Continental U.S.)
Tower delivery Tower erection Ice-Bridge installation Grounding and lightning protection Coax cables & j-box installations Site grading and repair, spread stones.
1-6 PRECONSTRUCTION CONFERENCE - The contractor shall attend a preconstruction conference to be conducted by the FAA. Local procedures related to ingress-egress, use of premises, station security, construction work schedule, temporary facilities, material disposal, and the FAA SSC (Service Support Center) operations will be discussed. The time and location for the preconstruction conference shall be established by the CO after contract award.
1-7 SUBMITTALS
1-7.1 Submittal requirements.- Specific submittal data currently listed and required by the various sections of this specification shall be submitted to the COR for approval. The following submittal items must be approved by the FAA:
• Construction Schedule
• Contractor’s Safety and Health Plan
• Fall Protection Safety Plan
• Crane Set-up/Operation Plan
• Soil boring analysis data and foundation recommendations
• Tower fabrication: design, layout, shop drawings, antenna mounts, etc.. (foundation design-
NY State PE stamped drawings / tower design - PE stamped within continental US)
• Junction-boxes / type / make-model / size / etc.
• Conduits & Heliax cables, connectors, etc. to be supplied
• any and all materials to be provided on this project
• All others Per COR’s request
(Final approved "Foundation Designs", "Shelter Design" and "Tower Design" shall be provided in Micro station or CAD in addition to hard copies)
1-7.1.3 Procedure.- Two (2) complete sets of all product data shall be submitted and one set will be marked and returned to the contractor. Each product sheet, submitted for approval, shall have in the lower right hand corner, just above the title block, a 4 inch by 4 inch open space in which the COR can indicate action taken. All submittals shall be accompanied by transmittal letters identifying the contents of the copy.
Submittals shall be delivered within adequate time for FAA review (10 calendar days minimum) and FAA resubmittal review (10 calendar days minimum) before the work, which the respective submittal represents, is fabricated or delivered to the site. Work requiring approval shall not be initiated prior to approval of submittal. Submittals shall be checked by the contractor and coordinated with the work of other trades involved before they are submitted for approval. Submittals incompleteness or inadequate description will be justification for disapproval. Submittals shall bear the following information:
a. Specification page and paragraph number.
b. Name of project and facility.
c. Name of contractor and subcontractor or supplier.
d. Clearly identified contents and location of work.
1-7.1.4.- By submitting product sheets, the contractor thereby represents that he has determined and verified the following:
a. Space limitations.
b. Coordination with equipment furnished under other specification sections.
c. Catalog numbers and similar data.
d. Compliance with requirements of the work and of the contract documents.
e. Compatibility with existing facility materials and sizes.
1-7.1.5 Shop drawing approval.- The checking, marking, or approval of the shop drawings/submittals/ and/or product data by the COR shall not be construed as a complete check, but will indicate only that the general method of construction and detailing is satisfactory. Submittal Approvals will not relieve the contractor from the responsibility for any; errors, omissions, incompleteness, inadequacy, incorrect or deficient product or workmanship that may exist or arise. The contractor shall be responsible for the dimensions and design of adequate connections, details, structural integrity, and satisfactory service of the item.
1-7.1.5.1 Approved as submitted.- If "approved as submitted" is marked by the COR, each copy of the shop drawings or product data will be identified as having received such approval by being stamped and dated. After submittal has been approved, no substitution will be permitted without written approval by the
COR.
1-7.1.5.2 Approved as noted.- If "approved as noted" is marked by the COR, the shop drawings or product data is satisfactory contingent upon contractor acceptance of corrections, notations, or both and, if accepted, does not require resubmittal.
1-7.1.5.3 Not approved.- If "not approved" is checked by the COR, the shop drawing or submittal data does not meet job requirements and the contractor must resubmit. If shop drawings or submittal data are disapproved, the contractor shall resubmit the corrected material, in the same quantity as specified for the original submittal.
1-7.1.6 Samples.- The Government reserves the right to request samples of any products or materials proposed for use on this project. Specific samples currently listed under various sections of this specification will be required.
1-7.1.7 Resubmittal.- Resubmit all items marked “disapproved” or “resubmit” within 7 calendar days of receipt. Resubmit construction schedule each 14 days after the original approval with actual dates filled in and dates for any additional submittal or re-submittals.
1-8 TEMPORARY FACILITIES
1-8.1 General.- The contractor shall provide and pay for all temporary services and facilities as specified below and as necessary for the proper and expeditious execution of the work. Contractor shall make, or have made all connections to existing services and sources of supply as necessary and/or indicated and pay all charges for it. Contractor shall provide all labor, materials, equipment, and appurtenances necessary for the complete installation, operation, and maintenance of all temporary service systems and facilities. All work under this section shall comply with applicable laws, rules, regulations, codes, ordinances, and orders of all federal, state, and local authorities having jurisdiction for the safety of persons, materials, and property.
Contractor shall remove all such temporary installations and connections when no longer necessary for the project work.
1-8.2 Lighting and Power.- Contractor shall be allowed to use the existing power panel outlet located within the existing shelter for reasonable and customary use near the bldg..; a portable generator may be needed (contractor supplied) out at the tower location itself if required.
1-8.3 Dumpster.- There are no waste disposal units at the project sites. Contractor shall provide a suitable dumpster for construction waste (or remove all trash and debris from the site on a daily basis). Have container emptied with suitable frequency so that trash does not overflow and blow around site and adjacent property. A cover is required at all times and shall be provided on the dumpster in order for the refuse not to blow out. Contractor shall be responsible for the timely, legal disposal of all construction waste. Contractor shall dispose of all removed equipment that is deemed unusable by the FAA. Determination shall be made by the COR. All construction waste shall be legally disposed of off the airport, by the Contractor.
1-8.4 Toilet Service.- Contractor to provide a port-a-potty toilet service for the workers at the project site.
1-9 MATERIALS AND EQUIPMENT
1-9.1 General.- Material and equipment incorporated into the work shall conform to applicable specifications and standards and comply with size, make, type, and quality specified, or as specifically approved in writing by the COR. Manufactured and fabricated products shall be designed, fabricated, and assembled in accordance with the best engineering and shop practices. Like parts of duplicate units shall be manufactured to standard sizes and gages, and shall be interchangeable. Two or more items of the same kind shall be identical and manufactured by the same manufacturer. Products shall be suitable for service conditions. Equipment capacities, sizes, and dimensions shown or specified shall be adhered to unless variations are specifically approved in writing. Do not use material or equipment for any purpose other than for which it is designed or specified. Furnish and install products specified, under options and conditions for substitution stated in this section.
1-9.1.2 Transportation and handling.- Products shall be delivered in undamaged condition, in manufacturer's original containers or packing, with identifying labels intact and legible. Shipments shall be inspected to ensure compliance with requirements of contract documents and approved submittals, and that products are properly protected and undamaged immediately on delivery. Provide equipment and personnel to handle products by methods to prevent soiling or damage to products or packing.
1-9.2 Asbestos Containing Materials (ACM).- N/A
1-10 CONTRACT CLOSE OUT
1-10.1 Acceptance of work.- The Contractor shall schedule a final inspection with the COR. The Contractor shall correct discrepancies noted during the final inspection, clean the premises and notify the COR that the work is ready for acceptance.
1-11 SAFETY AND HEALTH
1-11.1 Applicable Publications - The publications listed below form a part of this specification to the extent referenced. The publications are referred to in the text by basic designation only.
1-11.1.1 Code of Federal Regulations (CFR)
1-11.1.2 - OSHA General Industry Safety and Health Standards (29 CFR 1910), Publication V2206;
OSHA Construction Industry Standards (29 CFR 1926). One source of these regulations is OSHA, which includes a combination of both parts 1910 and 1926 as they relate to construction safety and health. It is for sale by the Superintendent of Documents, U.S. Government Printing Office, Washington DC 20402.
1-11.1.3 - National Emission Standards for Hazardous Air Pollutants (40 CFR, Part 61)
1-11.1.4 - Federal Standard (Fed. Std.)
1-11.1.5 - Material Safety Data Sheets, Preparation and the submission of.
1-11.2 Work Covered by this Section - This section is applicable to all work covered by this contract 1-11.3 Definitions of Hazardous Materials - Refer to hazardous and toxic materials/substances included in Subparts H and Z of 29 CFR 1910; and to others as additionally defined in Fed. Std. 313. Those most commonly encountered include asbestos, polychlorinated biphenyl’s (PCBs), explosives, and radioactive material, but may include others, such as lead paint, etc.
1-11.3.1 Spray Painting - Spray painting will be allowed within the construction area with prior approval from COR.
1-11.3.2 Smoking - No smoking will be allowed within the building. Smoking shall be confined to designated areas outside the building.
1-11.4 Quality Assurance -
1-11.4.1 Safety Discussion during Preconstruction Conference - Representatives of the contractor shall provide the contractor’s safety and health programs during the preconstruction conference. All safety and health provisions pertinent to the work shall be discussed with the CO and the COR at this time. The contractor shall be prepared to discuss, in detail, the measures he/she intends to take in order to control any unsafe or unhealthy conditions associated with the planned work. The contractor’s superintendent and his /her safety representative shall attend this meeting.
1-11.4.2 Compliance with Regulations - All work, including the handling of hazardous materials shall comply with applicable state and municipal safety and health requirements. Where there is a conflict between applicable regulations, the most stringent shall apply.
1-11.4.3 Contractor Responsibility - The contractor shall assume full responsibility and liability for compliance with all applicable regulations pertaining to the health and safety of personnel during the execution of the work.
1-11.4.4 Inspections, tests and reports – as required by contract drawings and specifications; provide to
COR.
1-11.4.5 Safety Plan - The contractor shall submit a plan for maintaining a safe working environment for construction workers employed on this project, and for the rest of the personnel working in the building. As a minimum, the plan shall show scheduled inspections of equipment and job conditions to check for potential hazards. The plan shall contain a statement that current OSHA regulations on safety in the construction industry will be followed. The plan shall list the directions by automobile and the telephone number for the nearest hospital emergency room, and police and fire department numbers. The plan will be used by the COR to insure that the work is accomplished in accordance with accepted safety practices.
The COR may stop any operation that is in violation of the OSHA standards and fails to comply with the safety plan or accepted safe work practices.
1-11.5 Submittals – As required by contract drawings and specifications.
1-11.5.1 Accident Reporting - A copy of each accident report, which the Contractor or subcontractors submit to insurance carriers, shall be forwarded through the COR to the CO as soon as possible after the accident occurs.
1-11.5.2 Permits - If hazardous materials are disposed of off site, submit copies of permits from applicable Federal, State, or municipal authorities.
1-11.5.3 Material Safety Data Sheets - The material safety data sheets shall be provided for posting on the job site by the COR on every material the contractor provides including but not limited to construction adhesives, paint, solvents for cleaning and fuel, if applicable. MSDS sheets shall be as printed by the material manufacturer.
1-11.5.4 OSHA Bulletins.- Post the bulletins on construction health and safety as required by law. Post an emergency notice with telephone numbers for medical, Police, Fire, EPA, and Poison Control Center telephone numbers in the stairwell area. Submit this item prior to commencing any work.
1-11.6 Materials and Equipment - Special facilities, devices, equipment, clothing, and similar items used by the contractor in the execution of work shall comply with the applicable regulations.
1-11.7 Hazardous Materials - The contractor shall bring to the attention of the COR any material suspected of being hazardous which he/she encounters during execution of the work. A determination will be made by the COR as to whether the contractor shall perform tests, and/or if the material is found hazardous and additional protective measures are needed, a contract change may be required, subject to applicable provisions of the contract.
1-11.8 Suspension of Work - When the contractor or his/her subcontractors are notified by the COR of any unsafe conditions caused by noncompliance with the provisions of the contract, the contractor shall immediately correct the unsafe or unhealthy condition. If the contractor fails to correct the problem condition(s) to the satisfaction of the COR promptly, all or any part of the work may be suspended in accordance with AMS Clause No. 3.10.1-8, “Suspension of Work”. When, in the opinion of the COR, satisfactory corrective action has been taken to correct the unsafe and unhealthy condition, a start order will be provided immediately. No extension of time or compensation will be allowed in connection with or by reason of this type of work stoppage.
1-11.9 Protection - The contractor shall take all necessary precautions to prevent injury to the public, building occupants or his/her employees. The contractor shall take all necessary precautions to prevent public or private property damage or loss.
1-11.9.1 - Work shall not be performed in any area occupied by Federal employees unless adequate steps are taken for the protection of Federal employees.
1-11.9.2 -Whenever practicable, the work area shall be fenced, barricaded, or otherwise blocked off to prevent unauthorized entry into the work area. This includes marking off and barricading the perimeter of excavated areas until backfilled.
1-11.9.3 Alternate precautions - When the nature of the work prevents isolation of the work area, alternate precautions such as the posting of signs, the use of signal persons, the erection of barricades or similar protection around particularly hazardous operations shall be used as appropriate.
END OF SECTION 1
2-2 GENERAL SITE WORK
2-2.1 GENERAL: This section covers the requirements of general site work, consisting of excavation, trenching, backfilling, compacting, soil stabilization, grading, graveling, and clean-up.
2-2.1.1 SCOPE: Excavate for the new tower foundation. Perform excavation for the new ice bridging supports as indicated on the contract drawings. Restore grading with approved equipment at the site as directed by the COR.
2-2.2 APPLICABLE DOCUMENTS: The following publications of the issues in effect on the date of this solicitation form a part of this section to the extent referenced.
American Society for Testing and Materials (ASTM):
D 2922-81 Test Methods for Density of Soil and Soil Aggregate in Place by Nuclear Methods (Shallow Depth)
Federal Specification FAA-C-1391b (Installation and Splicing of Underground Cables).
2-2.3 MATERIALS:
2-2.3.1 Site Materials: Trench backfill material shall be sand, and stone-free earth as specified hereinafter and shall be in accordance with Federal FAA-C-1391b (Installation and Splicing of Underground Cables), no stones larger than 2 inch shall be contained in backfill material. If excavated material is allowed to be used for backfill, remove all; roots, sharp objects/stones, organic material and stones greater than 2 inches.
2-2.3.2 Fill Materials: All fill material shall be free from organic matter, debris, vegetation and other deleterious substances. It shall be of a quality suitable for the purpose intended and shall compact thoroughly without the presence of excessive voids when watered and compacted. Fill shall be non-expansive in nature.
2-2.4 CONSTRUCTION:
2.2.4.3 Excavation: Excavation shall take place only after complete identification of all underground cables and utilities have been properly identified at the site. Any interruption or damage to underground cables or utilities will be repaired immediately to the COR’s satisfaction at the contractor’s expense.
Excavation procedures shall adhere to all OSHA and Safety standards (both Federal and State) with respect to slope, use of trench boxes, excavator set back, etc.
The contractor shall use extreme caution when excavating within 10ft of known underground utilities or cables. Hand digging/excavation will be required in any areas within proximity of 10-ft or less from these known and identified utilities and cables.
2-2.4.4 Trenching: Underground cable and utility trenches shall be excavated where shown on the drawings. Trenches shall be excavated to a depth as indicated on the drawings. All underground cable trenching shall conform to Federal Order FAA-C-1391b (Installation and Splicing of Underground Cables). All trenches shall run as indicated and shall be the depth indicated on the drawings. Cable, conduit, or pipes shall not vary more than four (4) inches either side of the straight line layout.
2-2.4.4.1 Over Excavation: Where excavation is carried to a depth greater than required, backfilling shall be subject to approval by the COR and shall be compacted as required.
2-2.4.4.2 Wet Excavation: No additional compensation will be allowed for any sheeting, shoring, pumping, or draining required to place and keep excavations in dry condition for construction. No water shall be allowed to remain in or around any part of the work.
2-2.4.4.3 Existing Facilities: Contact local FAA personnel through the COR prior to the start of any excavation. Maintain a record of phone conversations and site meetings that take place. Additionally, prior to any excavation or trenching, utilize a cable detector to verify and locate any utilities and cable runs which may be in the vicinity of site work or crossed by the new cable runs. The existing utilities and cable runs shall be exposed by hand digging in these areas and shall be protected from any possible damage. Any damage caused by the contractor shall be immediately repaired with materials and methods approved by the COR at no additional cost to the Government.
2-2.4.4.4 Connections to Existing Utilities: N/A
2-2.4.4.5 Trench Backfill and Compaction: Layers shall not exceed loose depths of 8 inches as specified in FAA-C-1391b (Installation and Splicing of Underground Cables). Remove all roots, rocks, sharp objects and debris greater than 1-inch. Each layer shall be properly moistened and compacted thoroughly to: (95% under paved areas, 90% unpaved areas) as specified herein, by power operated mechanical equipment.
2-2.4.4.6 Plastic Marking Tape: Plastic marking tape for identifying and locating underground utilities shall be acid and alkali resistant polyethylene film, 6 inches wide and 0.004 inch thick. Tape shall have foil backing to enable detection by metal detector at a depth of 3 feet. All utility lines shall be marked with a printed inscription and color as follows:
Red: Electric Duct.
Yellow: Fuel Line.
Orange: Telephone and Communications.
Blue: Water Line.
Green: Sanitary Sewer Line.
2-2.4.5 Aggregate Base: N/A
2-2.4.6 Grading: Grade site areas to the lines and grades indicated on the drawings or as directed. Slope graded areas approximately 2% for drainage away from the structures and site area. Areas within the limit of grading shall be finish graded to fill ruts, holes, etc., and to remove surface rocks or boulders.
2-2.4.8 Pavement Removal: N/A
2-2.4.9 Pavement Replacement: N/A
2-2.4.10 ENVIRONMENTAL CONSIDERATIONS.
2-2.4.10.1 General. - All construction operations shall be conducted in such a manner as to prevent the pollution to air, water or land, and shall, within reasonable limits control noise and the disposal of solid waste material, as well as other pollutants.
2-2.4.10.2 Protection of water resources. - The Contractor shall control the disposal of fuels, oils, bitumens, calcium chloride, acids or harmful materials, both on and off the premises and shall comply with applicable Federal, State, County and Municipal laws concerning pollution of rivers and streams while performing work under this contract. Special measures shall be taken to prevent chemicals, fuels, oils, greases, bituminous materials, herbicides and insecticides, and surface drainage from entering public waters. Water used in on-site material processing, concrete curing, foundation and concrete cleanup, and other waste waters shall not be allowed to re-enter a stream if an increase in the turbidity of the stream could result.
2-2.4.10.3 Dust control. - The Contractor shall maintain all excavations, embankments, stockpiles, access roads, plant sites, waste areas, borrow areas, and all other work areas free from excess dust to such reasonable degree as to avoid causing a hazard or nuisance to the Using Service or to others. Approved temporary methods consisting of sprinkling, chemical treatment, or similar methods will be permitted to control dust. Dust control shall be performed as the work proceeds and whenever a dust nuisance or hazard occurs.
2-2.4.10.4 Erosion control. - Surface drainage from cuts and fills within the construction limits, whether or not completed, and from borrow and waste disposal areas, shall be graded to control erosion within acceptable limits. Temporary control measures shall be provided and maintained until permanent drainage facilities are completed and operative. The area of bare soil exposed at any one time by construction operations should be held to a minimum.
2-2.4.10.5 Post-construction cleanup. - The Contractor shall cleanup and eliminate any and all signs of temporary construction facilities such as haul roads, work areas, structures, foundations of temporary structures, stockpiles of excess or waste materials, and other vestiges of construction prior to final acceptance of the work. These disturbed areas shall be graded and filled and the areas seeded unless otherwise noted on the drawings.
2-2.5 QUALITY ASSURANCE:
2-2.5.1 When excavations are completed, the contractor shall notify the COR for his inspection and approval prior to placement of concrete or installation of cables, ducts, conduits, or piping.
END OF SECTION 2-2
2-4 EXCAVATING AND BACKFILLING FOR UTILITIES AND FOUNDATIONS
2-4.1 GENERAL
2-4.11 Scope – Excavate all soil for the necessary trenches for underground counterpoise to be installed at the Remote Transmitter and Receiver facility (RTR). Backfill and compact after the COR has inspected the work and authorizes it. Distribute and or remove the left over material about the site as directed by the
COR.
Excavate all soil necessary for the tower and shelter foundations installation per design. Compact bottom of foundation excavations with mechanical driven vibratory compactor thoroughly prior to concrete pour if the area has been loosened/disturbed. Distribute and or remove any leftover material about the site as directed by the COR.
2-4.1.2 Related Work In Other Sections
Section 26 Electrical
2-4.2 Applicable Documents - The current issues of the following documents in effect on the date of the invitation for bid form a part of this specification and are applicable to the extent specified herein.
2-4.2.1 American Society For Testing and Materials
ASTM D698 Standard Test Methods for Moisture Density Relations of Soils and Soil Aggregate
Mixtures Using 5.5 lb Rammer and 12-inch Drop
ASTM D1556 Density of Soil in Place by the Sand-Cone Method
ASTM C33 Standard Specification For Concrete Aggregates
2-4.3 MATERIALS
2-4.3.1 Filter/Separation Fabric - commercial grade landscape filter fabric
2-4.3.2 Sand - Material meeting the requirements and grading criteria for fine aggregate in ASTM C33.
2-4.3.3 Dense Graded Stone – #2 Crusher Run
2-4.4 Excavation - Excavation shall be unclassified and include the removal of all materials of every name and nature, including all earth and rock of any type and obstructions of any type, either natural or man made which may be required for the installation of all work described in the various divisions of these specifications.
2-4.4.1 Structures - Excavate to the depths and dimensions indicated for footings, foundations, slabs on grade and other structures. In the event unsuitable or unstable soil is encountered below this limit, the COR will determine the depth of removal of such soil. Cut sides and bottom of foundation excavations clean. In all instances, allow sufficient room for installation and inspection of forms. Foundation excavation bottom shall be compacted by mechanical compactor thoroughly prior to any concrete pour.
2-4.4.2 Access Road and Parking Area – 6” of #2 Crusher Run shall be used 15’ around and under new platform and to repair any damage to existing roadway.
2-4.4.3 Unauthorized excavation and low areas - Where the contractor excavates beyond the lines shown on the drawings, the contractor at no additional cost to the Government, shall fill to the indicated sub-grades as follows:
2-4.4.3.1 Footings and Foundations - Where soil bearing footings and foundations for the new structures will occur, the fill shall be of the same proportions as specified for footings and foundations; the quality shall also be the same, all as described in division 3 of this specification.
2-4.4.3.2 Slab – N/A.
2-4.5 FILLING AND BACKFILLING
2-4.5.1 General - Unless otherwise specified, place all fills and backfills in layers compatible with compaction requirements, but not in layers exceeding eight (8) inches for the entire width so that each layer can be uniformly and properly compacted.
2-4.5.2 Borrow - Excavated material from the site that is suitable as approved by the COR, may be used for filling or backfilling. Procure any additional material as necessary for site fill from approved borrow pits.
2-4.6 COMPACTION REQUIREMENTS
2-4.6.1 Filling and backfilling under slabs and structures. - Place fill and backfill under slabs, roadways, taxiways and structures, and the backfill against structures in equal layers as specified herein before and compact each layer under slabs and structures to 95 percent maximum density at optimum moisture in accordance with ASTM D-698. (90% for unpaved areas).
2-4.6.2 Subgrade compaction - Subgrade under all crushed stone areas and the door step slab shall be compacted to 95 percent of maximum density at optimum moisture in accordance with ASTM D698, for a minimum depth of 12 inches.
2-4.6.3 Trench compaction and fill in other areas - All fill in utility trenches and other areas shall be placed in not over 8-inch layers and compacted to 90 percent maximum density at optimum moisture in accordance with ASTM D698.
2-4.6.4 DENSE GRADED STONE UNDER AND AROUND BUILDINGS and TOWERS - Remove a minimum of 6 inches of top soil (loam) under new tower foundation area and up to 15ft outside of tower perimeter frame. Install commercial grade filter landscape fabric, fill with #2 Crusher Run; grade and compact sufficiently.
2-4.7 QUALITY ASSURANCE
2-4.7.1 General - The Contractor shall establish and maintain quality control for operations under this section to assure compliance with contract requirements and maintain records of his quality control for all materials, equipment and construction operations.
2-4.7.2 Testing – (Not Used)
END OF SECTION 2-4
3-1/01
3-1 CONCRETE FORMWORK
3-1.1 General :
3-1.1.1 Work included.- Unless they are specified elsewhere, provide forms and related work required for cast-in-place concrete, including the following:
Structural concrete:
1. Tower foundations = 1
3-1.1.2 Related work in other sections.- N/A
3-1.2 Applicable documents.- The current issues of the following documents in effect on the date of the invitation for bid form a part of this specification and are applicable to the extent specified herein.
3-1.2.1 American Concrete Institute (ACI) Publications.-
301 Specifications for Structural Concrete for Buildings, Chapters 1, 4,18
318 Building Code Requirements of Reinforced Concrete 347 Recommended Practice for Concrete Formwork Chapters 1, 2 SP2 ACI Manual for Concrete Inspection SP4 Formwork for Concrete, Chapters 6, 7
3-1.2.2 American Society for Testing and Materials (ASTM).-
A307 Low Carbon Steel Externally and Internally Threaded Standard Fasteners.
D1752 Specification for Preformed Sponge Rubber and Cork Expansion Joint Fillers for Concrete Paving and Structural Construction.
3-1.2.3 U.S. Department of Commerce, National Bureau of Standards.-
PS1-66 Softwood Plywood - Construction and Industrial
3-1.3 Materials.-
3-1.3.1 Form framing.- Southern Yellow Pine or Douglas Fir construction grade or better, dressed or rough.
3-1.3.2 Form sheathing.- as required.
3-1.3.2.1 Boards.- Southern Yellow Pine or Douglas Fir construction grade or better, S4S 1 x 6 boards.
Use center matched boards where forms are unlined and concrete will be visible.
3-1.3.2.2 Plywood.- Plywood shall comply with U.S. Product Standard PS1-66 and bear grade trademark of the American Plywood Association. B-B Plyform Class 1 exterior, 5/8 inch thick minimum.
3-1.3.3 Accessories.- Spreaders, etc., of required type, size and finish.
3-1.3.4 Form coating.- Non-staining chemical compound compatible with the direct applied coating required on concrete. Submit brand for approval.
3-1.3.5 Anchor bolts and plates.- Carbon steel: ASTM A307 Grade B, galvanized.
3-1.3.6 Compressible filler.- Cork, ASTM D1752, Type II
3-1.4 Installation:
3-1.4.1 Relation with other trades.- Inserts, anchors, sleeves, bolts, plates, and similar items required by other trades to be cast in concrete work shall be furnished and located by each such trade. Build such items into forms in a manner that will prevent displacement or damage to them during placing of concrete.
Verify sizes and locations. Contractor shall be responsible for inspecting all construction documents to ensure the proper installation of all embedded items and provisions of openings. Provide pads required for exterior equipment as shown.
3-1.4.2 Forms for structural concrete:
3-1.4.2.1 Tolerances:
3-1.4.2.1.1 General.- Unless otherwise specified, shown, or required to accommodate abutting or adjacent materials, conform to ACI 301 Table 4.3.1 which shall be considered maximum and shall be reduced as necessary to conform to details and to permit the proper installation of adjacent and abutting materials.
3-1.4.2.1.2 Correction.- Correct work outside of required tolerances as directed without limit to extent of work required.
3-1.4.2.2 Support of forms.- The total responsibility for the proper and adequate design, construction,…
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