A22 Tower Removal Questions and Answers.pdf
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- Attached to
- Lock and Dam 14 & Lock and Dam 15 Tower Removal
- Solicitation number
- W912EK24Q0025
About this file
This document contains questions and answers regarding the solicitation for the Lock and Dam 14 & 15 Tower Removal project. The United States Army Corps of Engineers Rock Island District is requiring the dismantling and removal of one camera tower at Lock and Dam 14 in Pleasant Valley, Iowa and one microwave tower at Lock and Dam 15 in Rock Island, Illinois. Quotes for the project are due by March 21, 2024 at 2PM Central Time. The towers range in height from approximately 180-300 feet. The Lock and Dam 15 tower is guyed with 15 pairs of wires. The contractor will be responsible for recycling or disposing of the decommissioned towers and any abatement work required due to lead-based paint on the Lock and Dam 15 tower. Images of the tower locations but no construction drawings were provided. A demolition plan will be required from the contractor.
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W912EK24Q0025 Lock and Dam 14 & 15 Tower Removal Questions
March 12th, 2024
1. Will original site Construc�on Drawings (CDs) be provided? No
2. What are the heights of the towers? Lock and Dam 14, Pleasant Valley IA, this tower is approximately 180’-200’ mounted to 3 concrete pile founda�ons. This has no guyed wires. Lock and Dam 15, Rock Island IL, this tower is approximately 300 � needle tower in Lock 15’s yard is 7 sec�ons of approximately 42 feet = 294 feet.
3. How many levels of guyed wires are on the Rock Island tower? Total of 15(fi�een), 5(five) paired up on each side going to 3(three) hold downs.
4. Is a Contractors Job Trailer required for this site? No
5. Is there a delegated spot for Porta John and Dumpsters? Yes, to be coordinated with on-site USACE COR and LD15 personnel.
6. Will a site survey be required at end of site? No
7. Is the guyed tower at Rock Island painted with lead-based paint? Yes
8. If tower has lead-based paint, will price for an Abatement team be allowed to be added to Firm Fixed price or shall we account for it in FF price? LD15 Tower is contaminated and should be in the Firm Fixed price.
9. If abatement is required, mul�ple disposal techniques are to be used. Will facility accommodate this �me frame? Yes
10. Will schedule be allowed to be adjusted to account for this? Yes
11. The exis�ng power to the towers was not men�oned. Will power be removed? If not, please tell us what is to be done with the power. Yes, power will be disconnected by USACE electricians. Any elevated wire and cameras/components to be removed by contractor awarded Tower Demoli�on and turned over to USACE COR.
12. Shall contractor provide GPRS before and a�er site completed? No
13. Are specific licenses required for the demo for rented equipment (Mini-excavator, bobcat, etc)?
No Government Licenses from USACE.
14. Are specific permits required for the demo? Not unless required by Lead Abatement Plan.
15. Are the tower equipment shelters also being removed from site? No
16. Contractor responsible to recycle / dispose of decommissioned towers? Any specific loca�on or is this to be determined by contractor at their own preference? Yes, to be determined by Contractor.
17. Photos of the proposed tower(s) loca�ons? Yes
18. Previous construc�on or structural documenta�on of the (2) proposed towers? No
19. If crane is needed. Who is responsible for coordina�ng and paying for crane? This is to be included in the Contractor’s Firm Fixed price.
20. Time and place of pre-con walk prior to bidding? Call Michael Lindsey @ 309-794-5523 to set up �me and place.
21. What is expected once the work is completed? Do we need to hire a landscaping company? Due to the size of the towers, heavy machinery will be needed on site. Rut removal and minimal back dragging. No landscaping required.
22. Will the parking lot next to the Guyed tower (L&D 15) be limited to demo crews only, while work is being done? Yes, can be coordinate with on-site COR.
23. Do we have to decom any of the electronics inside the tower shelters? No
24. What type of towers are these two towers? Guyed, self-support, monopoles? LD15 Tower guyed, LD14 self-support
25. What are the sizes of the equipment on the towers? Small cameras and repeater antennas.
26. When was the last inspec�on done on the towers? Unknown
27. Are the towers safe to climb? Undetermined
28. Could you please provide a few pictures of the surrounding areas of the two sites if possible? Yes
29. Do you happen to have drawings, specs, images and DBA available? Images only
30. Are drawings, engineering data, or inspec�on reports available for the two towers? No
31. Are there submitals required for this work? I.E. Engineered demoli�on plan? Yes, a Demoli�on Plan would be required.
32. Have the towers been evaluated for the presence of hazardous materials? Yes, LD15 tower is galvanized and over painted with lead paint. LD14 is fully galvanized with no hazardous materials.
33. At the L&D 14 site, what is the weight limit for the bridge accessing the tower loca�on? Rated for H20 and below.
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