IR Heaters Questions and Answers (3).docx

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Project 26-3103 Repair (Replace) Infrared Heaters BLDG 435 (Nose Dock 4)
Solicitation number
FA465426R0004
Issued by

About this file

This file is a Questions and Answers document for a federal contract opportunity to repair and replace infrared heaters in Building 435 (Nose Dock 4) at Grissom Air Reserve Base, Indiana. The Government will retain five tubes, with priority on replacing the first tube after the burner due to frequent heat-related failures. The current equipment is a Space-Ray LTU 225,000 BTU/HR infrared radiant heater. Key requirements clarify that contractors must reattach existing ductwork using high-temperature tape, maintain the existing heater height with stability cables positioned above crane travel paths, and comply with the specified power supply of 120 VAC, 60 Hz, 2.6 Amps. Contractors may remove scrap metal from base and retain proceeds from its sale. The existing thermostat, integrated into the base Energy Management Control System (EMCS), must be reused and validated through controls coordination with Havel Controls (Kelly Boocher, 260-497-1546, kboocher@shambaugh.com). Control system validation is included in contractor pricing, and manufacturers other than those in the plans are acceptable provided they meet or exceed specified requirements. Single-stage heaters are required, AutoCAD files will not be provided, and the superintendent role may be combined with Quality Control Manager and Safety Manager positions. A superintendent must be present on-site at all times per FAR clause 52.236-6, with authority to stop work if this requirement is not met.

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Text version

Statement 1:

The Government will keep a quantity of 5 tubes. We need the first tube after the burner which is the one that always fails due to heat.

Questions

1. What is the current brand of infrared radiant heaters?

A. Space-Ray LTU 225,000 BTU/HR

2. Are we required to replace the ductwork?

A. No – Reattach existing ductwork and take connections. Use high temp tape for exhaust. Reattaching may require a reducer depending on IR Heater selected.

3. Is the ductwork solid? Is it in good condition?

A. Yes. Ductwork is in good condition.

4. Do we need to match the existing height?

A. Yes. Replace at existing height. Heaters have stability cables that must remain above the travel of the cranes.

5. Nose Dock 4 – Are the tubes up against the bottom of the trusses?

A. Yes. Current heaters have tubes that are very close to the trusses.

6. What about supplied power?

A. In drawings. Voltage 120 VAC 60 HZ 2.6 Amps.

7. Does the metal have to be recycled on base?

A. No. We do have a recycling program on base, but the metal may be taken off base and the contractor may keep any money they receive for the scrap metal.

8. Are we required to replace the thermostat or any low voltage devices?

A. No. Reuse existing thermostat which is integrated into the base EMCS. Validate with Havel (Controls Contractor) that everything is working correctly through EMCS.

9. Will the Controls contract be a separate contract, or is this scope to be included in our pricing?

A. Included in the pricing.

10. Please provide contact information for Havel (Controls Contractor)

Havel Contact – Kelly Boocher
260-497-1546
kboocher@shambaugh.com

11. Clarify utilities (electric, water, gas) to be provided by the Owner at no charge to the contractor. There is a contradiction between 1.3 and 1.3.3.

Here’s a couple examples to
If you need to plug into an available electrical outlet, electricity will be provided.
If you are welding and there is no electricity on site, you will need to provide yourown generator to supply power to the welder.

12. May the Superintendent also serve as the QCM and Safety Manager?

A. Yes. All 3 roles can be the same person. A superintendent is also required to be on the jobsite at all times IAW FAR clause 52.236-6. At all times during performance of this contract and until the work is completed and accepted, the Contractor shall directly superintend the work or assign and have on the worksite a competent superintendent who is satisfactory to the Contracting Officer and has authority to act for the Contractor. If no superintendent is on site, the base Project Inspectors, CORs, PM Engineer, or Contracting Officer has the authority to stop work at no cost to the Government until a Superintendent is on site.

13. Are manufacturers other than those provided in the plans acceptable?

Plans don’t specify manufacturer. They only specify the requirements. Products that
meet or exceed the requirements are acceptable.

14. Will Autocad files be shared with contractor?

Autocad files will not be shared.

15. Do the heaters need to be single stage or two stage?

A. Single stage

File details come from the government source that posted it. Updated .