EFA Chesapeake, Washington Navy Yard, Building 212, 901 M Street, S.E., Washington, DC 20374-5018

Y -- DEMOLITION OF TOWERS, NRTF, ANNAPOLIS, MD SOL N62477-98-R-0047 DUE 012099 POC Ms. Brenda Geist, (202) 685-8210; Facsimile (202) 433-6900 This is a correction/clarification to CBD Issue of 23 Dec 98. NO PLANS AND SPECS WILL BE ISSUED FOR THE PHASE I EFFORT. PHASE I WILL PRE-QUALIFY VENDORS. THOSE DETERMINED QUALIFIED AFTER REVIEW OF PHASE I SUBMISSIONS WILL RECEIVE PLANS AND SPECS UNDER PHASE II. This will be a design/build effort. The work includes demolition and removal of 19 antenna towers, antenna arrays and guys, the excavation and removal of a causeway in the Chesapeake Bay, and incidental related work. The towers to be demolished include: Six 600 foot towers supported by 2 levels of 3 guys, Three 600 foot freestanding Eiffel-style towers, One 1200 foot tower supported by 4 levels of 3 guys, Four 300 foot freestanding towers, One 800 foot tower supported by 1 level of 8 guys, Three 80 foot triangular towers with rigid conical antenna frame supported by rope guys, and One 66 foot freestanding download terminal tower. Six tower guy anchors located in the Bay shall be removed; and all other tower foundation/anchors and the radial grounding systems shall remain in place. The base insulator for Tower No. 10 shall be salvaged and turned over to the Government. The work also includes removal of 4 HF curtain array antennas and supports. These include a total of approximately 20 wood pole supports, 55 guy cables, 250 foot (plus or minus) length of 2 foot wide wood access piers, and 60 (plus or minus) wood dolphin poles. The work shall be located at the Naval Radio Transmitter Facility Annapolis, MD. The naval station, primary school and golf course will remain in operation during the entire demolition period. The Contractor shall conduct his operations so as to cause the least possible interference with normal operations of the activity. Environmentally sensitive areas and possible cultural resources, including prehistoric and historic sites, must also be protected. The project will also be affected by the presence of osprey, and for the construction of sixteen osprey nest platforms; use of the Naval Academy's small arms training facility and existing golf course, with respect to the months of the year during which work may occur. The contractor will develop plans and specifications, and perform the work to remove the 19 antenna towers, the causeway to Tower No. 11 and the HF curtain array antenna. In addition, the contractor shall develop a specific removal/demolition plan for the suspended array. The contractor may use explosives and/or conventional dismantling techniques to remove the towers, as safely as possible and minimize environmental disturbance to site, including the Chesapeake Bay and the existing golf course. The contractor shall be responsible for performing all necessary verification and/or mapping, etc., which may involve site conditions, topographic contours, utilities, archeological/historic and environmental features, etc., for the purpose for demolition, restoration, permitting and/or approvals. This is a two-phase requirement using a best value analysis for source selection. In Phase I, Offerors will be pre-qualified on the basis of the following factors. Only the best-qualified offerors will be given complete plans and specs and invited to submit Technical and Price proposals under Phase II. Factors for evaluation of Phase I are: Factor 1 -- Proposed Project Team Structure and Staffing (provide a project specific organization chart including the names of those firms and key personnel responsible for Construction Management, Design, Demolition of Antenna Towers, Restoration of sites and sensitive areas and Quality Assurance and Quality Control). Factor 2 -- Relevant Team Experience (provide a minimum of three projects for each key team member identified in Factor 1 [including Prime Contractor/Subcontractor experience on large demolition projects, demolition of antenna towers, design of large scale demolition projects, MDE Sediment & Erosion Control and Army Corps of Engineer permitting experience and QA and QC]). Factor 3 -- Past performance (for each project listed under Factor 2 provides a point of contact knowledgeable in the identified project and a phone number). Also provide a general list of recent clients that may be contacted for further reference. The Government will evaluate the reputation and quality of the proposed project team's past performance. Factor 4 -- Provide the EMR's of the Prime Contractor and the team member directly responsible for the tower demolition work, for the past three years. Factor 5 -- Provide a statement of the prime contractor's current total bonding capacity and single project bonding capacity. Factor 6 -- Describe how the proposed team will interact to ensure that this project is executed safely and expeditiously and to minimize impacts to the existing environmentally sensitive areas, cultural resources, and existing buildings, facilities, and operations. All proposals are to be received no later than 2:00 P.M., 20 January 1999. Submit six bound copies (not exceeding 50 pages each) to the Engineering Field Activity Chesapeake, 901 M Street, S.E., Bldg. 212, Washington Navy Yard, Washington DC 20374, Attn: Brenda Geist. A site visit is scheduled for January 14, 1999 at 11:00. Please facsimile a request to attend to Ms. Geist, (202) 433-6900 no later than noon, January 12, 1999. Each firm is limited to two representatives. Posted 01/08/99 (W-SN286330). (0008)

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